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⟦3057dc214⟧ RcTekst

    Length: 86400 (0x15180)
    Types: RcTekst
    Names: »99109855.WP«

Derivation

└─⟦dedaa6eab⟧ Bits:30005866/disk1.imd Dokumenter i RcTekst format (RCSL 99-1-*)
    └─⟦this⟧ »99109855.WP« 

RcTekst


╱04002d4e0a0006000000000201413140000000000000000000000000000000000000000000000000050f19232d37414b555f69737d8791ff04╱
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┆b0┆┆06┆R┆b0┆C855 Arabic IBM 3270 Emulator↲
┆06┆User's Guide↲
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A/S REGNECENTRALEN AF 1979 ┆05┆July 1984↲
Information Department┆05┆RCSL No 99-1-09855↲

════════════════════════════════════════════════════════════════════════
↓
↲
↲
↲
↲
Author: Jørgen Hansen↲
        Steen Nørgaard↲
↲
↲
Keywords: RC855, Arabic IBM 3270 Emulator, User's Guide.↲
↲
↲
Abstract: ┆84┆┆84┆User's Guide for RC855 Arabic IBM 3270 Emulator.↲
          ┆84┆Describes: Keyboard functions; operating procedures; ↓
┆19┆┆8a┆┄┄emulator messages; terminal configuration; diagnostics.↲
↲
          (52 printed pages)↲

════════════════════════════════════════════════════════════════════════
↓
                                i↲
↲
┆b0┆┆a1┆TABLE OF CONTENTS ┆05┆PAGE↲
↲
┆b0┆1.  INTRODUCTION┆f0┆┆f0┆ ............................................  1 ↲
    1.1  Cluster Concept ....................................  1↲
    1.2  Terminal Configuration .............................  1↲
    1.3  Emulator Operation .................................  2↲
↲
┆b0┆2.  OPERATIONAL CHARACTERISTICS┆f0┆ .............................  3↲
↲
┆b0┆3.  DISPLAY TERMINAL┆f0┆ ........................................  5↲
    3.1  Data Presentation ..................................  5↲
    3.2  Screen Orientation .................................  5↲
    3.3  Character Presentation Modes .......................  6↲
    3.4  Status Information .................................  6↲
↲
┆b0┆4.  KEYBOARD FUNCTION┆f0┆ .......................................  8↲
    4.1  General Description ................................  8↲
    4.2  Auxiliary Keys .....................................  8↲
    4.3  Alphameric Keys ....................................  9↲
         4.3.1  Arabic Symbols ..............................  9↲
         4.3.2  Latin Symbols ............................... 10↲
         4.3.3  Symbols in Numeric Fields ................... 11 ↲
         4.3.4  Numeric Pad ................................. 11↲
         4.3.5  Automatic Cursor Movement ................... 11↲
    4.4  Attention Keys ..................................... 12↲
    4.5  Editing Keys ....................................... 14↲
         4.5.1  Keys to Move the Cursor ..................... 14↲
         4.5.2  Keys to Edit the Data ....................... 16↲
    4.6  CURSOR-SELECT KEY .................................. 18  ↲
         4.6.1  Cursor-Select Key Operations ................ 18↲
         4.6.2  Cursor Selectable Field Format .............. 18↲
         4.6.3  Designator Characters ....................... 19↲
↲
┆b0┆5.  PRINTER FUNCTIONS .┆f0┆...................................... 20↲
    5.1  Print Formats ...................................... 20↲
         5.1.1  Transparent Print Formats ................... 21↲
         5.1.2  Fixed Print Formats ......................... 22↲
         5.1.3  SNA SCS Print Formats ....................... 22↲
    5.2  Remote Printing Operations ......................... 23↲
    5.3  Local Copying ...................................... 23↲
    5.4  Specific Operational Characteristics ............... 23↲
    5.5  Resume ............................................. 24↲
↲
┆b0┆6.  OPERATING PROCEDURES┆f0┆ .................................... 25↲
    6.1  Emulator Loading ................................... 25↲
    6.2  Emulator Operation ................................. 25↲
         6.2.1  Host Line Selection ......................... 26↲
    6.3  Emulator Messages .................................. 26  ↲
         6.3.1  Host ........................................ 26↲
         6.3.2  Cluster ..................................... 27↲
         6.3.3  Printer ..................................... 28↲
         6.3.4  Keyboard .................................... 29↲

════════════════════════════════════════════════════════════════════════
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↓
                                ii↲
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┆b0┆┆a1┆TABLE OF CONTENTS ┆05┆PAGE↲
↲
┆b0┆    ┆f0┆6.4  Reveal Mode ........................................ 29↲
    6.5  Updating of Parameters ............................. 30↲
    6.6  Screen Image Timeout ............................... 31↲
↲
┆b0┆7.  CONFIGURATION PARAMETERS┆f0┆ ................................ 32↲
    7.1  Cluster Concept .................................... 32↲
         7.1.1  Device Addressing ........................... 32↲
    7.2  Configuring a Terminal ............................. 33↲
         7.2.1  Initial Setting of Secondary Address ........ 34↲
         7.2.2  Setting of other Parameters ................. 34↲
↲
┆b0┆8.  SYSTEM MONITORING┆f0┆ ....................................... 39↲
    8.1  Statistics ......................................... 39↲
↲
↲
┆b0┆┆a1┆APPENDICES:↲
↲
┆b0┆A.  REFERENCES┆f0┆ .............................................. 41↲
↲
┆b0┆B.  CONFIGURATION SCREEN IMAGE┆f0┆ .............................. 42↲
↲
┆b0┆C.  KEYBOARD LAYOUT┆f0┆ ......................................... 43↲
↲
┆b0┆D.  EBCDIC CHARACTER SET┆f0┆ .................................... 44↲
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┆b0┆E.  ARABIC KEYBOARD CONVERSION┆f0┆ .............................. 45↲
↲
┆b0┆F.  PRINTER CODE SET┆f0┆ ........................................ 46↲

════════════════════════════════════════════════════════════════════════
↓

════════════════════════════════════════════════════════════════════════
↓
                                ┆0b┆┆05┆┆14┆┆b3┆                                ┆0b┆  ↓
┆b0┆┆a1┆1.       INTRODUCTION┆e1┆↲
↲
         ┆84┆The RC855 Display Terminal is designed for the construc┄↓
┆19┆┆89┆┄┄tion of distributed systems in which each display termi┄↓
┆19┆┆89┆┄┄nal in a cluster configuration can be used interchange┄↓
┆19┆┆89┆┄┄ably for communication with a host computer and as a ↓
┆19┆┆89┆┄┄local microcomputer system.↲
↲
         ┆84┆The RC855 is a member of the RC850 family of intelligent ↓
┆19┆┆89┆┄┄display terminals. The use of a microcomputer as the ↓
┆19┆┆89┆┄┄basis of all RC850 display terminals makes it possible ↓
┆19┆┆89┆┄┄to emulate a number of different terminals on the market ↓
┆19┆┆89┆┄┄as well as to execute a variety of local terminals exist ↓
┆19┆┆89┆┄┄accordingly in several different versions.↲
↲
         ┆84┆The RC855 is in principle a soft-programmed version: a ↓
┆19┆┆89┆┄┄versatile work station, which can be alternately loaded ↓
┆19┆┆89┆┄┄with communication programs and programs for local ↓
┆19┆┆89┆┄┄applications from an attached diskette drive.↲
↲
↲
┆b0┆┆a1┆1.1      Cluster Concept┆e1┆↲
↲
         ┆84┆The RC890/RC855 cluster consists of a RC890 Control Unit ↓
┆19┆┆89┆┄┄(CU) and a number of RC855 terminals which are program┄↓
┆19┆┆89┆┄┄med as IBM 3270 Display Stations. The RC890 Control Unit ↓
┆19┆┆89┆┄┄permits the RC855 terminals to access host systems ↓
┆19┆┆89┆┄┄utilizing the SNA/SDLC as well as the BSC protocol for ↓
┆19┆┆89┆┄┄remote connection of IBM 3270 Display Stations. The ↓
┆19┆┆89┆┄┄RC855 terminals are connected to the CU by means of a ↓
┆19┆┆89┆┄┄multidropped terminal network, called RcCircuit.↲
↲
         ┆84┆Application programs for RC855 terminals connected to ↓
┆19┆┆89┆┄┄the RC890 Control Unit are downline loaded from disk┄↓
┆19┆┆89┆┄┄ette, after optional selection from a menu.↲
↲
         ┆84┆Further information on the RC890 Control Unit can be ↓
┆19┆┆89┆┄┄found in reference (1).↲
↲
↲
┆b0┆┆a1┆1.2      Terminal Configuration┆e1┆↲
↲
         ┆84┆The functioning of the terminal running the IBM 3270  ↓
┆19┆┆89┆┄┄emulator is affected by a number of configuration param┄↓
┆19┆┆89┆┄┄eters. These parameters may be changed under program ↓
┆19┆┆89┆┄┄control. Modification of the configuration parameter ↓
┆19┆┆89┆┄┄values takes place by a seperate configuration program ↓
┆19┆┆89┆┄┄before the emulator is started. The configuration param┄↓
┆19┆┆89┆┄┄eter values are stored in the non-volatile memory, which ↓
┆19┆┆89┆┄┄means they are kept permanently, also when the terminal ↓
┆19┆┆89┆┄┄is powered down.↲
↲
         ┆84┆A few of the configuration parameter values may also be ↓
┆19┆┆89┆┄┄changed after the emulator has been started. Configur┄↓
┆19┆┆89┆┄┄ation parameters are described in more detail in sec┄↓
┆19┆┆89┆┄┄tions 7.2.2 and 6.5.↲

════════════════════════════════════════════════════════════════════════
↓
┆b0┆┆a1┆1.3      Emulator Operation↲
↲
         ┆84┆A cluster of RC855 terminals running the IBM 3270 BSC ↓
┆19┆┆89┆┄┄emulator programs will communicate with a host computer ↓
┆19┆┆89┆┄┄in the same fashion as an IBM 3270 cluster control unit ↓
┆19┆┆89┆┄┄using the BSC or SNA/SDLC communication line discipline.↲
↲
         ┆84┆From the operator point of view, each terminal in the ↓
┆19┆┆89┆┄┄cluster works as an IBM 3277 model 2 display station. ↓
┆19┆┆89┆┄┄However, the RC855 keyboard has a different layout and ↓
┆19┆┆89┆┄┄certain extensions when compared with the corresponding ↓
┆19┆┆89┆┄┄IBM typewriter keyboard.↲
↲
         ┆84┆A 3270 oriented application program in the host computer ↓
┆19┆┆89┆┄┄communicates with the operator through a series of ↓
┆19┆┆89┆┄┄display screen images. An image of the data transmitted ↓
┆19┆┆89┆┄┄from the host is displayed at the terminal. By means of ↓
┆19┆┆89┆┄┄the keyboard, the operator can enter, modify, or erase ↓
┆19┆┆89┆┄┄data on the display, and cause the revised data to be ↓
┆19┆┆89┆┄┄returned to the host for storage or further processing. ↓
┆19┆┆89┆┄┄Printed copy of data displayed at a terminal or trans┄↓
┆19┆┆89┆┄┄mitted from the host may be provided by an attached ↓
┆19┆┆89┆┄┄printer.↲
↲
         ┆84┆Normally the application program supplies a "form" for ↓
┆19┆┆89┆┄┄the operator to fill in and return. A formatted screen ↓
┆19┆┆89┆┄┄image consists of protected fields containing guide ↓
┆19┆┆89┆┄┄texts and unprotected fields for user input. Each screen ↓
┆19┆┆89┆┄┄image field begins with a socalled attribute character, ↓
┆19┆┆89┆┄┄which occupies a character position on the display, but ↓
┆19┆┆89┆┄┄is shown as a blank.↲
↲
         ┆84┆The operator may cause information to be transmitted to ↓
┆19┆┆89┆┄┄the host computer (application program) by pressing an ↓
┆19┆┆89┆┄┄attention key. Pressing a data attention key, i.e. SEND ↓
┆19┆┆89┆┄┄or PF, causes the contents of modified fields on the ↓
┆19┆┆89┆┄┄display to be transmitted.↲
↲
         ┆84┆By attaching one or more printers to the cluster it is ↓
┆19┆┆89┆┄┄possible to obtain data printouts of the screen images ↓
┆19┆┆89┆┄┄or from the host computer directly.↲
↲
         ┆84┆Detailed information on how a particular application ↓
┆19┆┆89┆┄┄uses the 3270 features must be found in the operating ↓
┆19┆┆89┆┄┄guide for the application in question. Note in parti┄↓
┆19┆┆89┆┄┄cular that the meaning of PA and PF keys is application ↓
┆19┆┆89┆┄┄dependent.↲
↲
         ┆84┆When the emulator is running all operator control is ↓
┆19┆┆89┆┄┄performed from the keyboard as described in chapter 2.↲
↲

════════════════════════════════════════════════════════════════════════
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┆b0┆┆a1┆2.╞	     OPERATIONAL CHARACTERISTICS↲
↲
         ┆84┆The RC855 IBM 3270 Emulator supports format oriented ↓
┆19┆┆89┆┄┄communication between the terminal operator and an ↓
┆19┆┆89┆┄┄application program runnning on a host computer. The ↓
┆19┆┆89┆┄┄basis of this communication is the transfer of a ┆a1┆message┆e1┆ ↓
┆19┆┆89┆┄┄from the application towards the terminal (outbound) or ↓
┆19┆┆89┆┄┄from the terminal towards the application (inbound). A ↓
┆19┆┆89┆┄┄message consists of a string of 8-bit characters. A ↓
┆19┆┆89┆┄┄┆a1┆character┆e1┆ may be an alphameric or a control character, ↓
┆19┆┆89┆┄┄or it may be a binary encoded (e.g. a buffer location) ↓
┆19┆┆89┆┄┄or encoded in subfields (e.g. an attribute character).↲
↲
         ┆84┆For each device, i.e. terminal or printer, the Emulator ↓
┆19┆┆89┆┄┄maintains a ┆a1┆device buffer┆e1┆ containing 1920 character ↓
┆19┆┆89┆┄┄positions. For a terminal the buffer is organized as 24 ↓
┆19┆┆89┆┄┄lines, each containing 80 character positions. For a ↓
┆19┆┆89┆┄┄printer it is also possible to use other line length or ↓
┆19┆┆89┆┄┄no fixed line length. The image shown on a display ↓
┆19┆┆89┆┄┄screen as well as the lines printed on a printer are ↓
┆19┆┆89┆┄┄always determined by the contents of the relevant device ↓
┆19┆┆89┆┄┄buffer. Each character in a device buffer is either an ↓
┆19┆┆89┆┄┄attribute character or a data character.↲
↲
         ┆84┆An ┆a1┆attribute character┆e1┆ indicates the start of a display ↓
┆19┆┆89┆┄┄field extending to the next attribute character, and ↓
┆19┆┆89┆┄┄defines the attributes of the field:↲
↲
         o   ┆84┆alphameric input, numeric input, protected, or ↓
┆19┆┆8d┆┄┄automatic skip↲
         o   ┆84┆normal display, cursor selectable,intensified dis┄↓
┆19┆┆8d┆┄┄play and cursor selectable, or nondisplay↲
         o   flashing or not flashing↲
         o   modified or not modified↲
↲
         ┆84┆An attribute character occupies the first position of a ↓
┆19┆┆89┆┄┄display field, but appear as a blank position on the ↓
┆19┆┆89┆┄┄screen. The contents of an attribute character can be ↓
┆19┆┆89┆┄┄displayed in the reveal mode. Attribute character are ↓
┆19┆┆89┆┄┄protected.↲
↲
         ┆84┆A field with the alphameric input or numeric input ↓
┆19┆┆89┆┄┄attribute is unprotected against manual input and there┄↓
┆19┆┆89┆┄┄fore called an ┆a1┆input field┆e1┆. All character positions ↓
┆19┆┆89┆┄┄following the attribute character in an input field are ↓
┆19┆┆89┆┄┄called ┆a1┆input positions┆e1┆. A field which is not an input ↓
┆19┆┆89┆┄┄field is called a ┆a1┆protected field┆e1┆. The modified/not ↓
┆19┆┆89┆┄┄modified bit in the attribute character is called the ↓
┆19┆┆89┆┄┄┆a1┆modified data tag┆e1┆, or MDT.↲
↲
         ┆84┆A ┆a1┆data character┆e1┆ may be any of the following: an alpha┄↓
┆19┆┆89┆┄┄meric character, null character, DUP character, FM ↓
┆19┆┆89┆┄┄character, or printer control character.↲
↲

════════════════════════════════════════════════════════════════════════
↓
         ┆84┆One should bear in mind the difference between the null ↓
┆19┆┆89┆┄┄character and the space character. Space is a well-↓
┆19┆┆89┆┄┄defined alphameric character, whereas null is an all-↓
┆19┆┆89┆┄┄binary-0 character. Both occupy a position in the device ↓
┆19┆┆89┆┄┄buffer and are displayed as a blank position, but null ↓
┆19┆┆89┆┄┄is suppressed in the transfer of a message.↲
↲
         ┆84┆The most common outbound messages are write-type com┄↓
┆19┆┆89┆┄┄mands, which instruct the Emulator to modify the con┄↓
┆19┆┆89┆┄┄tents of a device buffer in a specified manner. Simil┄↓
┆19┆┆89┆┄┄arly, most inbound messages are ┆a1┆read messages┆e1┆ which ↓
┆19┆┆89┆┄┄convey information from the Emulator about the current ↓
┆19┆┆89┆┄┄contents of a device (i.e. terminal) buffer, in ↓
┆19┆┆89┆┄┄particular fields that have been modified by the oper┄↓
┆19┆┆89┆┄┄ator. The part of the message that contains detailed ↓
┆19┆┆89┆┄┄information about the device buffer consists of device ↓
┆19┆┆89┆┄┄buffer orders and device buffer data.↲
↲
         ┆84┆┆a1┆Device buffer orders┆e1┆ in outbound messages are used to ↓
┆19┆┆89┆┄┄indicate the buffer locations of the following device ↓
┆19┆┆89┆┄┄buffer data, to set attribute characters, or to request ↓
┆19┆┆89┆┄┄some additional function (e.g. tabulation). In inbound ↓
┆19┆┆89┆┄┄messages, device bufer orders are used exclusively to ↓
┆19┆┆89┆┄┄indicate the buffer locations and attribute characters ↓
┆19┆┆89┆┄┄of transferred fields.↲
↲
         ┆84┆┆a1┆Device buffer data┆e1┆ in outbound messages is that which is ↓
┆19┆┆89┆┄┄to be written in the device buffer as data characters. ↓
┆19┆┆89┆┄┄In inbound messages, device buffer data conveys the data ↓
┆19┆┆89┆┄┄characters in transferred fields.↲
↲

════════════════════════════════════════════════════════════════════════
↓
┆b0┆┆a1┆3.       DISPLAY TERMINAL↲
↲
┆b0┆┆a1┆3.1╞	     Data Presentation↲
↲
         ┆84┆Data stored in the device (terminal) buffer is displayed ↓
┆19┆┆89┆┄┄on the screen in the form of alphameric characters. The ↓
┆19┆┆89┆┄┄terminal operator can enter alphameric characters into ↓
┆19┆┆89┆┄┄the buffer from the attached keyboard. The application ↓
┆19┆┆89┆┄┄program provides a formatted display by storing attri┄↓
┆19┆┆89┆┄┄bute characters in the buffer. The attribute characters ↓
┆19┆┆89┆┄┄in turn define the display fields, including those for ↓
┆19┆┆89┆┄┄which the operator can manually enter, modify, or erase ↓
┆19┆┆89┆┄┄data (input fields). As all locations in the buffer can ↓
┆19┆┆89┆┄┄be addressed individually, a display field can start at ↓
┆19┆┆89┆┄┄any character position.↲
↲
┆e1┆┆e1┆┆e1┆  ╞	┆a1┆┆e1┆     ┆a1┆Cursor↲
         ┆84┆The cursor is a unique symbol that identifies a char┄↓
┆19┆┆89┆┄┄acter position on the display screen, usally the loca┄↓
┆19┆┆89┆┄┄tion at which the next character to be entered from the ↓
┆19┆┆89┆┄┄keyboard will appear. The form of the cursor is defined ↓
┆19┆┆89┆┄┄by a configuration parameter. The movement of the cursor ↓
┆19┆┆89┆┄┄is described in detail in chapter 4. ↲
↲
↲
┆b0┆┆a1┆3.2      ┆a1┆Screen Orientation↲
   ↲
         ┆84┆The terminal can operate in two modes: left to right ↓
┆19┆┆89┆┄┄orientation and right to left orientation. The mode ↓
┆19┆┆89┆┄┄depends of a configuration and setup parameter. (See ↓
┆19┆┆89┆┄┄subsection 7.2.2 and section 6.5).↲
↲
         ┆84┆In the left to right operation the contents of the first ↓
┆19┆┆89┆┄┄position in the devicebuffer is shown in the upper left ↓
┆19┆┆89┆┄┄corner of the screen. In the right to left operation the ↓
┆19┆┆89┆┄┄content of the first position in the devicebuffer is ↓
┆19┆┆89┆┄┄shown in the upper right corner of the screen.↲
↲
         ┆84┆In the left to right operation latin text will be writ┄↓
┆19┆┆89┆┄┄ten from left to right, and the cursor moves to the ↓
┆19┆┆89┆┄┄right. If swop to the arabic mode by pressing the LATIN ↓
┆19┆┆89┆┄┄key, arabic text will be entered from right to left by ↓
┆19┆┆89┆┄┄moving the entered arabic text to the right without ↓
┆19┆┆89┆┄┄cursor movement. Arabic digits will perform the same ↓
┆19┆┆89┆┄┄movement to the right of the text, but now the cursor ↓
┆19┆┆89┆┄┄moves to the right. By pressing the LATIN key again  the ↓
┆19┆┆89┆┄┄cursor jumps over the arabic text to continue with latin ↓
┆19┆┆89┆┄┄text.↲
↲
         ┆84┆In the right to left operation arabic text will be ↓
┆19┆┆89┆┄┄written from right to left, and the cursor moves to the ↓
┆19┆┆89┆┄┄left. If swop to the latin mode by pressing the LATIN ↓
┆19┆┆89┆┄┄key, latin text will be entered from left to right by ↓
┆19┆┆89┆┄┄moving the entered latin text to the left without cur┄↓
┆19┆┆89┆┄┄sormovement. By pressing the LATIN key again the cursor ↓
┆19┆┆89┆┄┄jumps over the latin text to continue with arabic text. ↓
┆19┆┆89┆┄┄Arabic digits will be entered from left to right by ↓
┆19┆┆89┆┄┄moving the digits to the left without cursor movement.↲

════════════════════════════════════════════════════════════════════════
↓
┆b0┆┆a1┆3.3      Character Presentation Modes↲
↲
         ┆84┆The picture shown on the screen is a presentation of the ↓
┆19┆┆89┆┄┄contents of the device buffer. A character in the buffer ↓
┆19┆┆89┆┄┄is shown as a graphic image on the screen.↲
↲
         ┆84┆As the EBCDIC code set does not contain all presenta┄↓
┆19┆┆89┆┄┄tions of the arabic characters, the terminal has a ↓
┆19┆┆89┆┄┄built-in context analysis in order to produce the cor┄↓
┆19┆┆89┆┄┄rect arabic text. This facility can be switched on and ↓
┆19┆┆89┆┄┄off by means of a configuration parameter (see sections ↓
┆19┆┆89┆┄┄7.2.2 and 6.5). If the parameter called Arabic Display ↓
┆19┆┆89┆┄┄Mode is set to zero, the contents of the device buffer ↓
┆19┆┆89┆┄┄is shown with no change (i.e. no context analysis); if ↓
┆19┆┆89┆┄┄it is set to one, context analysis is enabled to get the ↓
┆19┆┆89┆┄┄correct arabic image.↲
↲
↲
┆b0┆┆a1┆3.4      Status Information↲
↲
         ┆84┆The 25th line of the display is used for status informa┄↓
┆19┆┆89┆┄┄tion. It is divided into seven fields as follows:↲
↲
         ┆b0┆┆a1┆Position  Display Attribute    Contents┆05┆↲
↲
          1-1      Inversed             Keyboard Lock Indicator↲
          3-8      Intensified          Keyboard Status↲
         10-21     Normal               Host-Line-ID↲
         23-32     Normal/Inversed      Reveal Mode/Setup↲
         33-33     Normal               ┆84┆Keying Direction Indica┄↓
┆19┆┆a8┆┄┄tor↲
         35-55     Inversed             Device Status↲
         57-80     Inversed/Intensified ┆84┆Communication (line/ses┄↓
┆19┆┆a8┆┄┄sion) status↲
↲
        ┆a1┆┆e1┆ ┆a1┆Keyboard Lock Indicator↲
↲
         ┆84┆When an attention key (see section 4.4) is pressed, the ↓
┆19┆┆89┆┄┄use of the keyboard is inhibited until it is restored. ↓
┆19┆┆89┆┄┄This condition is indicated by an 'X' displayed in the ↓
┆19┆┆89┆┄┄status line.↲
↲
         ┆b0┆┆a1┆┆f0┆Keyboard Status↲
↲
         ┆84┆This field is only used in SNA/SDLC mode, and the use of ↓
┆19┆┆89┆┄┄the field is described in section 6.3.1.↲
↲
         ┆b0┆┆a1┆┆f0┆Host-Line-ID↲
↲
         ┆84┆This is a text string identifying the host to which the ↓
┆19┆┆89┆┄┄terminal is connected. This text is user changeable, and ↓
┆19┆┆89┆┄┄the procedure for changing the text is described in ↓
┆19┆┆89┆┄┄reference (1).↲
↲

════════════════════════════════════════════════════════════════════════
↓
         ┆b0┆┆a1┆┆f0┆Reveal Mode↲
         ↲
         ┆84┆Shows the screen image contents in the cursor position. ↓
┆19┆┆89┆┄┄See section 6.4.↲
↲
         ┆b0┆┆a1┆┆f0┆Setup↲
↲
         ┆84┆Some configuration parameters may be changed after ↓
┆19┆┆89┆┄┄start-up of the terminal. The setup field in the status ↓
┆19┆┆89┆┄┄line is used for this purpose. Description of changing ↓
┆19┆┆89┆┄┄of the parameters is found in section 6.5.↲
↲
         ┆b0┆┆a1┆┆f0┆Keying Direction Indicator↲
↲
         ┆84┆the symbol placed in this field shows the current screen ↓
┆19┆┆89┆┄┄orientation as well as the current keying direction. The ↓
┆19┆┆89┆┄┄symbol is an arrow, which can be solid or outlined a ↓
┆19┆┆89┆┄┄point to the left and to the right.↲
↲
         ┆84┆The initial state is that the keying directionis the ↓
┆19┆┆89┆┄┄same as the Screen Orientation, and this is shown by a ↓
┆19┆┆89┆┄┄solid arrow pointing to that direction. When the keying ↓
┆19┆┆89┆┄┄direction is temporarily changed (by pressing the LATIN ↓
┆19┆┆89┆┄┄key), the arrow is reversed and appears outlined. This ↓
┆19┆┆89┆┄┄means that the direction of the arrow is always the same ↓
┆19┆┆89┆┄┄as the keying direction.↲
↲
         ┆b0┆┆a1┆┆f0┆Device Status↲
↲
         ┆84┆A text in this field indicates an abnormal state of the ↓
┆19┆┆89┆┄┄display device or the printer device. The possible texts ↓
┆19┆┆89┆┄┄and their meaning is described in subsections 6.3.2 and ↓
┆19┆┆89┆┄┄6.3.3.↲
↲
         ┆b0┆┆a1┆┆f0┆Communication Status↲
↲
         ┆84┆The texts in this field concern either the line status ↓
┆19┆┆89┆┄┄or the SNA/SDLC session information.↲
↲
         ┆84┆In the first case the text will appear as inversed, in ↓
┆19┆┆89┆┄┄the latter with increased intensity. The possible texts ↓
┆19┆┆89┆┄┄and their meaning is described in subsection 6.3.1.↲
↲

════════════════════════════════════════════════════════════════════════
↓
┆b0┆┆a1┆4.       KEYBOARD FUNCTION↲
↲
         ┆84┆The RC855 Display Terminal is provided with a separate, ↓
┆19┆┆89┆┄┄alphameric keyboard, which is attached by means of a ↓
┆19┆┆89┆┄┄signal cable one meter in lenght.↲
↲
↲
┆a1┆┆b0┆┆a1┆4.1      General Description↲
↲
         ┆84┆The keyboard consists of three main sections: a central, ↓
┆19┆┆89┆┄┄typewriter-like keyboard; above that, a row of attention ↓
┆19┆┆89┆┄┄keys; and to the right, a numeric pad and keys for ↓
┆19┆┆89┆┄┄editing data on the display.↲
↲
         ┆84┆All code-generating keys repeat automatically, at the ↓
┆19┆┆89┆┄┄rate of 20 characters a second, when held depressed ↓
┆19┆┆89┆┄┄longer than a second. Some keys are furnished with a LED ↓
┆19┆┆89┆┄┄(lightemitting diode) indicator. The keyboard also ↓
┆19┆┆89┆┄┄sounds an alarm in certain circumstances. Finally, the ↓
┆19┆┆89┆┄┄use of the keyboard is inhibited under certain condi┄↓
┆19┆┆89┆┄┄tions, as indicated by the character "x" displayed on ↓
┆19┆┆89┆┄┄the status line.↲
↲
         ┆84┆The keys are classified functionally as alphameric, ↓
┆19┆┆89┆┄┄auxiliary, attention, and editing keys. Alphameric, PA ↓
┆19┆┆89┆┄┄(program acces), and PF (program function) keys have a ↓
┆19┆┆89┆┄┄light shade; all other keys have a dark shade.↲
↲
↲
┆a1┆┆b0┆┆a1┆4.2      Auxiliary Keys↲
↲
         ┆84┆The auxiliary keys, marked SHIFT, SPEC SHIFT, LATIN, and ↓
┆19┆┆89┆┄┄CTRL, perform various auxiliary functions, but do not ↓
┆19┆┆89┆┄┄themselves generate codes.↲
↲
╞	┆a1┆┆e1┆     ┆b0┆┆a1┆SHIFT↲
↲
         ┆84┆The SHIFT key can be used in conjunction with any alpha┄↓
┆19┆┆89┆┄┄meric key on the central keyboard to generate the upper ↓
┆19┆┆89┆┄┄case code for an alphabetic character key or the upper ↓
┆19┆┆89┆┄┄character code for a dual character key. In order to ↓
┆19┆┆89┆┄┄generate the desired code, the operator must press the ↓
┆19┆┆89┆┄┄alphameric key while holding SHIFT depressed. The SHIFT ↓
┆19┆┆89┆┄┄function terminates as soon the key is released. ┆a1┆Note┆e1┆ ↓
┆19┆┆89┆┄┄that the codes for PA6 to PA10 are generated by pressing ↓
┆19┆┆89┆┄┄the keys marked PA1 to PA5 while holding SHIFT de┄pres- ↓
┆19┆┆89┆┄┄sed .┆a1┆Note┆e1┆ also that the codes for PF1 to PF9 are ↓
┆19┆┆89┆┄┄generated by pressing the numeric pad keys marked 1 to 9 ↓
┆19┆┆89┆┄┄while holding SHIFT depressed. ┆a1┆Note┆e1┆ further that SHIFT ↓
┆19┆┆89┆┄┄is used in conjunction with the RESET key, as described ↓
┆19┆┆89┆┄┄in subsection 4.4. ↲
↲

════════════════════════════════════════════════════════════════════════
↓
┆e1┆┆a1┆┆e1┆╞	┆e1┆┆e1┆┆a1┆┆e1┆┆a1┆┆e1┆     ┆b0┆┆a1┆SPECIAL SHIFT.↲
↲
         ┆84┆The SPECIAL SHIFT key can be used in conjunction with ↓
┆19┆┆89┆┄┄any alphameric key. When an alphameric key is pressed ↓
┆19┆┆89┆┄┄while holding the SPEC SHIFT depressed the generated ↓
┆19┆┆89┆┄┄code will always be the same as in LATIN mode and SHIFT ↓
┆19┆┆89┆┄┄depressed. If for example in arabic mode the SPEC SHIFT ↓
┆19┆┆89┆┄┄key is pressed in conjunction with any alphameric key ↓
┆19┆┆89┆┄┄the generated code is the same as in latin mode with the ↓
┆19┆┆89┆┄┄SHIFT key pressed in conjunction with the same key.↲
↲
┆a1┆┆e1┆╞	┆a1┆┆e1┆     ┆b0┆┆a1┆LATIN.↲
↲
         ┆84┆The LATIN key is used to place the terminal in either ↓
┆19┆┆89┆┄┄LATIN or ARABIC mode. When pressed the terminal will ↓
┆19┆┆89┆┄┄switch to the other mode. When the LED in the key is lit ↓
┆19┆┆89┆┄┄the terminal is in LATIN mode.↲
↲
╞	┆a1┆┆e1┆     ┆b0┆┆a1┆CTRL↲
↲
         ┆84┆The CTRL key is used in conjunction with the CLEAR key ↓
┆19┆┆89┆┄┄(see subsection 4.4) while the Emulator is running to ↓
┆19┆┆89┆┄┄reset the terminal. This is done by pressing CLEAR while ↓
┆19┆┆89┆┄┄holding CTRL depressed. The CTRL key is also used in ↓
┆19┆┆89┆┄┄conjunction with attention keys for diagnostic purposes, ↓
┆19┆┆89┆┄┄as described in chapter 8.↲
↲
↲
┆b0┆┆a1┆4.3      Alphameric Keys↲
↲
         ┆84┆The alphameric keys generate codes corresponding to the ↓
┆19┆┆89┆┄┄alphabetic, numeric, or special character or characters ↓
┆19┆┆89┆┄┄with which each key is marked, either directly or in ↓
┆19┆┆89┆┄┄conjunction with the SHIFT key or the SPEC SHIFT key. ↓
┆19┆┆89┆┄┄Alphameric keys are used to enter data for input fields. ↓
┆19┆┆89┆┄┄When data is entered into an input field, The modified ↓
┆19┆┆89┆┄┄data tag, or MDT, of the field is set.↲
↲
┆b0┆┆a1┆4.3.1    Arabic Symbols↲
↲
         ┆84┆When the keyboard is in arabic mode it is possible to ↓
┆19┆┆89┆┄┄enter arabic letters as well as arabic numerals and a ↓
┆19┆┆89┆┄┄number of special symbols. The arabic mode is indicated ↓
┆19┆┆89┆┄┄by no light in the LATIN key and by the keying direction ↓
┆19┆┆89┆┄┄indicator in the status line pointing to the left.↲
↲
         ┆84┆In this mode it is possible to enter three of the pos┄↓
┆19┆┆89┆┄┄sible four engravings of an alphameric key.↲
↲
         ┆84┆Used in conjunction with no shift key, the symbol in the ↓
┆19┆┆89┆┄┄lower right corner of the key will be entered when the ↓
┆19┆┆89┆┄┄key is pressed. If the SHIFT key is held down, when the ↓
┆19┆┆89┆┄┄alphameric key is pressed, the upper right symbol is ↓
┆19┆┆89┆┄┄selected, and similarly use of the SPEC SHIFT key will ↓
┆19┆┆89┆┄┄select the upper left corner symbol. It is not possible ↓
┆19┆┆89┆┄┄to select the lower left corner symbol.↲
↲

════════════════════════════════════════════════════════════════════════
↓
         ┆84┆When arabic keyboard conversionis selected (see Arabic ↓
┆19┆┆89┆┄┄Keyboard Mode, sections 6.5 and 7.2.2), the operator ↓
┆19┆┆89┆┄┄need not choose between the possible two shapes of an ↓
┆19┆┆89┆┄┄arabic letter, as the emulator program will make this ↓
┆19┆┆89┆┄┄selection. The conversion is described in appendix E.↲
↲
         ┆84┆Arabic letters will always be entered from right to ↓
┆19┆┆89┆┄┄left. If in left to right screen orientation arabic mode ↓
┆19┆┆89┆┄┄has temporarily been selected by pressing the LATIN key, ↓
┆19┆┆89┆┄┄the arabic test will appear on the screen as follows: ↓
┆19┆┆89┆┄┄First time an arabic character is entered, it will ↓
┆19┆┆89┆┄┄appear at the place of the cursor, which will ┆a1┆not┆e1┆ move. ↓
┆19┆┆89┆┄┄When the following characters are entered, the previous┄↓
┆19┆┆89┆┄┄ly typed characters will move to the right, and the new ↓
┆19┆┆89┆┄┄characters are inserted at the place of the cursor, ↓
┆19┆┆89┆┄┄which still does not move. When the operator wants to ↓
┆19┆┆89┆┄┄return to latin mode, he must press the LATIN key, and ↓
┆19┆┆89┆┄┄at this time the cursor jumps to the first free position ↓
┆19┆┆89┆┄┄to the right of the arabic text just inserted.↲
↲
         ┆84┆Arabic numerals are always entered from left to right. ↓
┆19┆┆89┆┄┄Suppose the screen orientation as well as the keying ↓
┆19┆┆89┆┄┄directionis right to left and arabic digits are entered. ↓
┆19┆┆89┆┄┄As before, the cursor will remain at its position, ↓
┆19┆┆89┆┄┄digits already typed will move to the left and the new ↓
┆19┆┆89┆┄┄digits will be inserted at the cursor position. The ↓
┆19┆┆89┆┄┄first time a non-digit is entered, the cursor will jump ↓
┆19┆┆89┆┄┄tot he first free position before the new character is ↓
┆19┆┆89┆┄┄inserted.↲
↲
↲
┆b0┆┆a1┆┆b0┆┆a1┆4.3.2    Latin Symbols↲
↲
         ┆84┆The latin mode is indicated by light in the LATIN key ↓
┆19┆┆89┆┄┄and by the keying direction indicator in the status line ↓
┆19┆┆89┆┄┄pointing to the right. In this mode it is possible to ↓
┆19┆┆89┆┄┄enter latin letters, latin numerals and a number of ↓
┆19┆┆89┆┄┄special symbols.↲
↲
         ┆84┆In the latin mode the SPEC SHIFT key functions as the ↓
┆19┆┆89┆┄┄SHIFT key. In latin mode we use the lefthand side of the ↓
┆19┆┆89┆┄┄engravings on the keytops. When two symbols are engraved ↓
┆19┆┆89┆┄┄here, the upper one is selected by using the SHIFT key. ↓
┆19┆┆89┆┄┄When only one engraving is present (this applies for the ↓
┆19┆┆89┆┄┄letters A-Z), no shift will enter the lower case latin ↓
┆19┆┆89┆┄┄letter, and holding SHIFT down when pressing the key ↓
┆19┆┆89┆┄┄will enter the upper case latin letter. However, if the ↓
┆19┆┆89┆┄┄keyboard lock parameter is set to one (see sections 6.5 ↓
┆19┆┆89┆┄┄and 7.2.2), all latin letters will appear as upper case. ↓
┆19┆┆89┆┄┄The question of lower and upper case has only local ↓
┆19┆┆89┆┄┄significance, as a limitation in the host prototcol does ↓
┆19┆┆89┆┄┄not allow lower case letters, and therefore these are ↓
┆19┆┆89┆┄┄converted to the corresponding upper case letters before ↓
┆19┆┆89┆┄┄transmission.↲
↲

════════════════════════════════════════════════════════════════════════
↓
         ┆84┆In right to left screen orientation, insertion of latin ↓
┆19┆┆89┆┄┄characters takes place in a similar way as discussed ↓
┆19┆┆89┆┄┄above: latin mode is entered by pressing the LATIN key, ↓
┆19┆┆89┆┄┄that hereby lights. From now on the cursor will not ↓
┆19┆┆89┆┄┄move, but the latin text will move to the left as it is ↓
┆19┆┆89┆┄┄entered. Pressure of the LATIN key once more will cause ↓
┆19┆┆89┆┄┄the cursor to jump tot he next free position and bring ↓
┆19┆┆89┆┄┄us back into the arabic mode.↲
↲
↲
┆b0┆┆a1┆4.3.3    Symbols in Numeric Fields↲
↲
         ┆84┆When the cursor is placed in a field with a numeric ↓
┆19┆┆89┆┄┄attribute, only certain characters are allowed as input. ↓
┆19┆┆89┆┄┄These characters include the decimal digits (arabic as ↓
┆19┆┆89┆┄┄well as latin), period(.), comma(,), and minus sign (-). ↓
┆19┆┆89┆┄┄Attempts to enter another character will sound an alarm.↲
↲
         ┆84┆┆b0┆Note┆f0┆: that the "decimal point" character can, in latin ↓
┆19┆┆89┆┆81┆┄be defined as either the period or the comma character ↓
┆19┆┆89┆┆81┆┄by a configuration parameter. In arabic mode the "deci┄↓
┆19┆┆89┆┆81┆┄mal point" is always the comma character.  A second ↓
┆19┆┆89┆┆81┆┄parameter determines whether all characters or only ↓
┆19┆┆89┆┆81┆┄numeric characters are allowed in numeric input fields. ↓
┆19┆┆89┆┆81┆┄(see section 6.5 for changing these parameters).↲
↲
↲
┆b0┆┆a1┆4.3.4    ┆a1┆Numeric Pad↲
↲
         ┆84┆The numeric pad contains a space key, keys marked with ↓
┆19┆┆89┆┄┄the decimal digits and the minus sign, and the "decimal ↓
┆19┆┆89┆┄┄point" key. ┆a1┆Note┆e1┆ that the codes for PF1 to PF9 (see ↓
┆19┆┆89┆┄┄section 4.4) are generated by pressing the numeric pad ↓
┆19┆┆89┆┄┄keys marked 1 to 9 while holding the SHIFT key or SPEC ↓
┆19┆┆89┆┄┄SHIFT key depressed.↲
↲
↲
┆b0┆┆a1┆┆a1┆4.3.5    Automatic Cursor Movement↲
↲
         ┆84┆The cursor identifies a character position on the dis┄↓
┆19┆┆89┆┄┄play screen, usally that at which the next character to ↓
┆19┆┆89┆┄┄be entered from the keyboard will appear. (Should a ↓
┆19┆┆89┆┄┄character already occupy that position, it will be ↓
┆19┆┆89┆┄┄overwritten). Whenever a character is entered from the ↓
┆19┆┆89┆┄┄keyboard, the cursor advances one character position. If ↓
┆19┆┆89┆┄┄a character is entered at the last position on a line, ↓
┆19┆┆89┆┄┄the cursor advance to the first position on the next ↓
┆19┆┆89┆┄┄lower line, and if a character is entered at the last ↓
┆19┆┆89┆┄┄position on the last line, the cursor advances to the ↓
┆19┆┆89┆┄┄first position on the first line. The cursor is said to┆a1┆┆e1┆ ↓
┆19┆┆89┆┄┄┆a1┆wrap┆e2┆┆e1┆.↲
↲

════════════════════════════════════════════════════════════════════════
↓
         ┆84┆When a character is entered at the last position of an ↓
┆19┆┆89┆┄┄input field, the cursor advances to the position follow┄↓
┆19┆┆89┆┄┄ing the next atribute character, if the latter defines ↓
┆19┆┆89┆┄┄the field as having the alphameric input, numeric input, ↓
┆19┆┆89┆┄┄or protected attribute. If, however, the attribute ↓
┆19┆┆89┆┄┄character defines the field as having the ┆a1┆automatic skip┆e1┆ ↓
┆19┆┆89┆┄┄attribute (equivalent to protected and numeric), the ↓
┆19┆┆89┆┄┄cursor advances to the position following the next ↓
┆19┆┆89┆┄┄attribute character that defines an input field.↲
↲
         ┆84┆The cursor is unaffected by the transfer of a message to ↓
┆19┆┆89┆┄┄or from the application program (unless, of course, a ↓
┆19┆┆89┆┄┄device buffer order calling for cursor movement is ↓
┆19┆┆89┆┄┄received).↲
↲
         ┆84┆Editing keys that move the cursor are described in ↓
┆19┆┆89┆┄┄subsection 4.5.1.↲
↲
↲
┆a1┆┆b0┆┆a1┆4.4      Attention Keys↲
↲
         ┆84┆The depression of an attention-generating key causes an ↓
┆19┆┆89┆┄┄┆a1┆attention┆e1┆ to be transferred to the CU emulator program ↓
┆19┆┆89┆┄┄via RC-CIRCUIT. The kind of attention is identified by ↓
┆19┆┆89┆┄┄an ┆a1┆attention identification character┆e1┆, or AID character. ↲
↲
         ┆84┆A ┆a1┆remote attention┆e1┆ is generated when a ┆a1┆data attention┆e1┆ or ↓
┆19┆┆89┆┄┄a ┆a1┆short attention┆e1┆ key is pressed. This signals to the CU ↓
┆19┆┆89┆┄┄that a read message is to be transmitted when the termi┄↓
┆19┆┆89┆┄┄nal is polled (specific or general poll). The read ↓
┆19┆┆89┆┄┄message is said to be ┆a1┆pending┆e1┆ in the CU until it has ↓
┆19┆┆89┆┄┄been transmitted. It is prepared by executing an impli┄↓
┆19┆┆89┆┄┄cit Read Modified command. In the case of a data atten┄↓
┆19┆┆89┆┄┄tion, the CU executes the Read Modified command, thus ↓
┆19┆┆89┆┄┄constructing a message comprising the relevant AID ↓
┆19┆┆89┆┄┄character and the contents of all display fields in ↓
┆19┆┆89┆┄┄which the MDT is set. This message is called a ┆a1┆long ↓
┆19┆┆89┆┄┆84┆read┆e1┆. In the case of a short attention, the message, ↓
┆19┆┆89┆┄┄which is called a ┆a1┆short read┆e1┆, contains only the relevant ↓
┆19┆┆89┆┄┄AID character and is generated by the CU without involv┄↓
┆19┆┆89┆┄┄ing the terminal. Read messages are futher described in ↓
┆19┆┆89┆┄┄chapters 3 and 4.↲
↲
         ┆84┆A ┆a1┆local attention┆e1┆ is used to initiate a function that is ↓
┆19┆┆89┆┄┄local to the terminal cluster and does not cause any ↓
┆19┆┆89┆┄┄transmission to the application program.↲
↲
┆e1┆┆e1┆         ┆b0┆┆84┆N┆a1┆┆e1┆ote┆e1┆┆f0┆ that when an attention key is pressed, the use of ↓
┆19┆┆89┆┆81┆┄the keyboard is inhibited until it is restored by the ↓
┆19┆┆89┆┆81┆┄application program or, in the case of a local atten┄↓
┆19┆┆89┆┆81┆┄tion, by the CU. Keyboard inhibition is indicated by the ↓
┆19┆┆89┆┆81┆┄character "x" displayed on the status line.↲
↲

════════════════════════════════════════════════════════════════════════
↓
         SETUP/SELCT     ┆84┆The select key is used in conjunction ↓
┆19┆┆99┆┄┄with other attention keys in order to ↓
┆19┆┆99┆┄┄extend the number of attention keys.↲
↲
                         ┆84┆SELCT followed by CLEAR causes a SNA ↓
┆19┆┆99┆┄┄SYSREQ to be sent to the host. SELCT ↓
┆19┆┆99┆┄┄followed by PA1 causes a SNA ATTN to be ↓
┆19┆┆99┆┄┄sent to the host. SELCT followed by USM ↓
┆19┆┆99┆┄┄enables selection of host computer, cf. ↓
┆19┆┆99┆┄┄section 6.2.↲
↲
                         ┆84┆The indicator of the SELCT key flashes ↓
┆19┆┆99┆┄┄during screen image timeout, cf section ↓
┆19┆┆99┆┄┄6.6.↲
↲
                         ┆84┆To enter Setup-Mode, press this key ↓
┆19┆┆99┆┄┄while holding the SHIFT key processed. ↓
┆19┆┆99┆┄┄Cf. section 6.5.↲
↲
         CLEAR╞	 ┆84┆Short attention key. Causes the terminal ↓
┆19┆┆99┆┄┄buffer to be cleared to nulls (thus ↓
┆19┆┆99┆┄┄erasing the entire display screen, ↓
┆19┆┆99┆┄┄protected fields included) and the ↓
┆19┆┆99┆┄┄cursor to be moved to the first char┄↓
┆19┆┆99┆┄┄acter position on the first line. ┆a1┆Note┆e1┆ ↓
┆19┆┆99┆┄┄that CLEAR is used in conjunction with ↓
┆19┆┆99┆┄┄the CTRL key to reset the terminal while ↓
┆19┆┆99┆┄┄the emulator is running.↲
↲
         PA1-PA5╞	 ┆84┆Short attention keys. ┆a1┆Note┆e1┆ that the AID ↓
┆19┆┆99┆┄┄codes for PA6 to PA10 are generated by ↓
┆19┆┆99┆┄┄pressing the keys marked PA1 to PA5 ↓
┆19┆┆99┆┄┄while holding the SHIFT key depressed. ↓
┆19┆┆99┆┄┄Each PA, or program access, key can be ↓
┆19┆┆99┆┄┄defined to solicit program action that ↓
┆19┆┆99┆┄┄does not require data to be read from ↓
┆19┆┆99┆┄┄the terminal buffer.↲
↲
         USM╞	           ┆84┆Short attention key. The indicator on ↓
┆19┆┆99┆┄┄the key lights when the terminal re┄↓
┆19┆┆99┆┄┄ceives a USM, or  ┆a1┆unsolicited message┆e1┆, ↓
┆19┆┆99┆┄┄order in a write-type command. Depres┄↓
┆19┆┆99┆┄┄sion of the key will also extinguish the ↓
┆19┆┆99┆┄┄indicator.↲
↲
         PF10-PF14╞	 ┆84┆Data attention keys. ┆a1┆Note┆e1┆ that the AID ↓
┆19┆┆99┆┄┄codes for PF1 to FP9 are generated by ↓
┆19┆┆99┆┄┄pressing the numeric pad keys marked 1 ↓
┆19┆┆99┆┄┄to 9 while holding the SHIFT key  de┄↓
┆19┆┆99┆┄┄pressed. Each PF, or program function, ↓
┆19┆┆99┆┄┄key can be defined to solicit program ↓
┆19┆┆99┆┄┄action that requires data to be read ↓
┆19┆┆99┆┄┄from the terminal buffer.↲
↲

════════════════════════════════════════════════════════════════════════
↓
         PRINT╞	 ┆84┆Local, ┆a1┆copy request┆e1┆ attention. The ↓
┆19┆┆99┆┄┄terminal is queued for local print ↓
┆19┆┆99┆┄┄operation on its hard-copy printer. The ↓
┆19┆┆99┆┄┄use of the keyboard is inhibited until ↓
┆19┆┆99┆┄┄the contents of the terminal buffer have ↓
┆19┆┆99┆┄┄been transferred to the printer buffer ↓
┆19┆┆99┆┄┄(see further section 5.3).↲
↲
         RESET╞	 ┆84┆The AID code for RESET can be generated ↓
┆19┆┆99┆┄┄only if RESET is pressed while the SHIFT ↓
┆19┆┆99┆┄┄key is held pressed.↲
↲
                         ┆84┆Local, ┆a1┆regret┆e1┆ attention. If a read ↓
┆19┆┆99┆┄┄message generated by the terminal is ↓
┆19┆┆99┆┄┄pending in the CU, the message is can┄↓
┆19┆┆99┆┄┄celled and the use of the keyboard is ↓
┆19┆┆99┆┄┄restored.↲
↲
                         ┆84┆RESET is used analogously to cancel the ↓
┆19┆┆99┆┄┄latest copy request attention (see ↓
┆19┆┆99┆┄┄PRINT, above) and restore the use of the ↓
┆19┆┆99┆┄┄keyboard.↲
↲
                         ┆84┆RESET is also used to cancel marks ↓
┆19┆┆99┆┄┄produced by the MARK key (see subsection ↓
┆19┆┆99┆┄┄4.5.2).↲
↲
         SEND╞	           ┆84┆Data attention key. SEND is used in the ↓
┆19┆┆99┆┄┄same manner as a PF key, viz. to solicit ↓
┆19┆┆99┆┄┄program action that requires data to be ↓
┆19┆┆99┆┄┄read from the terminal buffer.↲
↲
↲
┆a1┆┆b0┆┆a1┆4.5      Editing Keys↲
↲
         ┆84┆Editing operations can be performed as soon as the ↓
┆19┆┆89┆┄┄Emulator has been loaded, as connection to a host compu┄↓
┆19┆┆89┆┄┄ter is not required. During the entry of data for a ↓
┆19┆┆89┆┄┄formatted display, the operator can edit the data until ↓
┆19┆┆89┆┄┄he presses an attention key.↲
↲
↲
┆a1┆┆b0┆4.5.1    Keys to move the cursor↲
↲
         ┆84┆The keys described in this subsection enable the oper┄↓
┆19┆┆89┆┄┄ator to move the cursor to any character position on the ↓
┆19┆┆89┆┄┄display screen without erasing the character the cursor ↓
┆19┆┆89┆┄┄passes. ↲
↲

════════════════════════════════════════════════════════════════════════
↓
         ┆b0┆┆f0┆<-   ┆a1┆┆f0┆Horizontal Arrows ↲
         ->↲
              ┆84┆Moves the cursor one position in the direction of ↓
┆19┆┆8e┆┄┄the arrow. Attempts to move the cursor forward ↓
┆19┆┆8e┆┄┄beyond the last positionof a line will move the ↓
┆19┆┆8e┆┄┄cursor to the first position of the next line (or ↓
┆19┆┆8e┆┄┄to the first line, if the cursor was situated at ↓
┆19┆┆8e┆┄┄the last line). Similarly, attempts to move the ↓
┆19┆┆8e┆┄┄cursor beyond the first position of a line will ↓
┆19┆┆8e┆┄┄cause the cursor to move to the last position of ↓
┆19┆┆8e┆┄┄the previous line. Moving the cursor backwards from ↓
┆19┆┆8e┆┄┄the first position of the first line will place it ↓
┆19┆┆8e┆┄┄at the last position of the last line.↲
↲
              ┆84┆Moves the cursor one position up. The cursor may ↓
┆19┆┆8e┆┄┄wrap vertically, e.g. from the first line to the ↓
┆19┆┆8e┆┄┄last line (with no horizontal movement).↲
↲
              ┆84┆Moves the cursor one position down. The cursor may ↓
┆19┆┆8e┆┄┄wrap vertically, e.g. from the last line to the ↓
┆19┆┆8e┆┄┄first line (with no horizontal movement).↲
↲
         HOM┆b0┆┆f0┆E ┆a1┆Cursor Home↲
              ┆84┆Moves the cursor to the first input position of the ↓
┆19┆┆8e┆┄┄first input field on the display screen. if no ↓
┆19┆┆8e┆┄┄input field is found, the cursor is moved to its ↓
┆19┆┆8e┆┄┄┆a1┆home position┆e1┆, i.e. the first position on the first ↓
┆19┆┆8e┆┄┄line (character position 0). If the orientation is ↓
┆19┆┆8e┆┄┄from left to rigth this position is the upper left ↓
┆19┆┆8e┆┄┄corner on the screen, otherwise (orientation from ↓
┆19┆┆8e┆┄┄right to left) the position is the upper right ↓
┆19┆┆8e┆┄┄corner on the screen↲
↲
         BTAB╞	┆a1┆Field Backward (Backtab)↲
╞	╞	┆84┆When the cursor is at the attribute character or ↓
┆19┆┆8e┆┄┄the first input position of an input field or at ↓
┆19┆┆8e┆┄┄any position of a protected field, the cursor is ↓
┆19┆┆8e┆┄┄moved to the first input position of the preceding ↓
┆19┆┆8e┆┄┄field, i.e. the cursor is moved oposit the screen ↓
┆19┆┆8e┆┄┄orientation. When the cursor is at any input posi┄↓
┆19┆┆8e┆┄┄tion other than the first of an input field, the ↓
┆19┆┆8e┆┄┄cursor is moved to the first input position of that ↓
┆19┆┆8e┆┄┄field (the cursor may wrap). If no input field is ↓
┆19┆┆8e┆┄┄found, the cursor is moved to its home position ↓
┆19┆┆8e┆┄┄(see Home).↲
↲
         TAB╞	┆a1┆Field Forward (Tab)↲
╞	╞	┆84┆Moves the cursor to the first input position of the ↓
┆19┆┆8e┆┄┄succeeding input field, i.e. the cursor moves ↓
┆19┆┆8e┆┄┄cursor in the direction following the screen orien┄↓
┆19┆┆8e┆┄┄tation (the cursor may wrap). if no input field is ↓
┆19┆┆8e┆┄┄found, the cursor is moved to its home position ↓
┆19┆┆8e┆┄┄(see Home).↲
↲

════════════════════════════════════════════════════════════════════════
↓
╞	╞	┆a1┆New Line (Return)↲
╞	╞	┆84┆Moves the cursor in the direction following the ↓
┆19┆┆8e┆┄┄screen orientation to the first input position on ↓
┆19┆┆8e┆┄┄the next lower line (the cursor may wrap). If no ↓
┆19┆┆8e┆┄┄input field is found, the cursor is moved to its ↓
┆19┆┆8e┆┄┄home position (see Home).↲
↲
↲
┆a1┆┆b0┆┆a1┆4.5.2    Keys to Edit the Data↲
↲
         ┆84┆The keys described in this subsection enable the oper┄↓
┆19┆┆89┆┄┄ator to edit the contents of input fields. ┆a1┆Note┆e1┆ that an ↓
┆19┆┆89┆┄┄attemt to perform an illegal editing operation (e.g. ↓
┆19┆┆89┆┄┄when the cursor is positioned at a protected field or an ↓
┆19┆┆89┆┄┄attribute character) will cause an alarm.↲
↲
         INS╞	┆a1┆┆e1┆ ┆a1┆Insert Character Mode↲
         MODE╞	 ┆84┆Used to place the terminal in, and remove it from, ↓
┆19┆┆8f┆┄┄the insert character mode (as well as to light and ↓
┆19┆┆8f┆┄┄extinquish the indicator on the key). The oper┄↓
┆19┆┆8f┆┄┄ation requires the presence of a null character in ↓
┆19┆┆8f┆┄┄the field, either at the cursor position or to the ↓
┆19┆┆8f┆┄┄right of it, if the orientation is from left to ↓
┆19┆┆8f┆┄┄right, else a null character to left of the cursor ↓
┆19┆┆8f┆┄┄position. A character entered from the keyboard ↓
┆19┆┆8f┆┄┄will appear at the cursor position, and a nonnull ↓
┆19┆┆8f┆┄┄character already occupying that position will be ↓
┆19┆┆8f┆┄┄shifted horizontally one position in the screen ↓
┆19┆┆8f┆┄┄orientation together with all succeeding char┄↓
┆19┆┆8f┆┄┄acters except a null or characters to the right of ↓
┆19┆┆8f┆┄┄a null, if the orientation is from left to right, ↓
┆19┆┆8f┆┄┄else except characters to left of a null.↲
↲
         DEL╞	┆a1┆┆e1┆ ┆a1┆Delete Character↲
         CHAR╞	 ┆84┆If the cursor is placed at a null character, the ↓
┆19┆┆8f┆┄┄cursor will be shifted one character position ↓
┆19┆┆8f┆┄┄oposit the screen orientation and erase the char┄↓
┆19┆┆8f┆┄┄acter at the cursor position, else ┆a1┆Delete Char┄↓
┆19┆┆8f┆┄┆84┆acter┆e1┆ erases the character at the cursor position, ↓
┆19┆┆8f┆┄┄and shifts all succeeding characters horizontally ↓
┆19┆┆8f┆┄┄one position oposit the screen orientation. A null ↓
┆19┆┆8f┆┄┄character is inserted at the last position on the ↓
┆19┆┆8f┆┄┄line or in the field, whichever is encountered ↓
┆19┆┆8f┆┄┄first.↲
↲
         INS╞	┆e1┆ ┆a1┆┆a1┆Insert Line↲
         LINE╞	 ┆84┆Applicable  only to fields containing at least one ↓
┆19┆┆8f┆┄┄line, i.e. 80 character positions. The 80 posi┄↓
┆19┆┆8f┆┄┄tions may begin at the attribute character or ↓
┆19┆┆8f┆┄┄constitute an entire display screen line. The ↓
┆19┆┆8f┆┄┄operation vertically shifts the line at which the ↓
┆19┆┆8f┆┄┄cursor is positioned and all succeeding lines in ↓
┆19┆┆8f┆┄┄the field one line down, thus providing a line of ↓
┆19┆┆8f┆┄┄nulls at the cursor position. The last line (80 ↓
┆19┆┆8f┆┄┄positions) is deleted.↲
↲

════════════════════════════════════════════════════════════════════════
↓
         DEL╞	┆a1┆┆e1┆ ┆a1┆Delete Line↲
         LINE╞	 ┆84┆Applicable only to fields containing at least one ↓
┆19┆┆8f┆┄┄line, i.e. 80 character positions. The 80 posi┄↓
┆19┆┆8f┆┄┄tions may begin at the attribute character or ↓
┆19┆┆8f┆┄┄constitute an entire display screen line. The ↓
┆19┆┆8f┆┄┄operation deletes the line at which the cursor is ↓
┆19┆┆8f┆┄┄positioned and vertically shifts all succeeding ↓
┆19┆┆8f┆┄┄lines in the field one line up, thus providing a ↓
┆19┆┆8f┆┄┄line of nulls as the last line (80 positions).↲
↲
         ERASE ┆e1┆┆a1┆┆a1┆Erase to End of Field↲
         FIELD ┆84┆Erases all characters in the field from and in┄↓
┆19┆┆8f┆┄┄cluding the character at the cursor position. The ↓
┆19┆┆8f┆┄┄cursor is not moved.↲
↲
         ERASE ┆a1┆Erase Input Fields↲
         INPUT ┆84┆Erases all input fields, and moves the cursor to ↓
┆19┆┆8f┆┄┄the first input position of the first input field ↓
┆19┆┆8f┆┄┄on the display screen. If no input field is found, ↓
┆19┆┆8f┆┄┄the cursor is moved to its home position (see ↓
┆19┆┆8f┆┄┄Home). The MDT of all input fields is reset.↲
↲
         FM╞	┆a1┆┆e1┆ ┆a1┆Field Mark↲
               ┆84┆Causes an FM character code to be entered into the ↓
┆19┆┆8f┆┄┄terminal buffer. The FM character, which provides ↓
┆19┆┆8f┆┄┄a means of informing the application program of ↓
┆19┆┆8f┆┄┄the end of a subfield, is displayed (or printed) ↓
┆19┆┆8f┆┄┄as the character ";".↲
↲
         DUP╞	┆a1┆┆e1┆ ┆a1┆Duplicate↲
               ┆84┆Causes a DUP character code to be entered into the ↓
┆19┆┆8f┆┄┄terminal buffer, and moves the cursor to the first ↓
┆19┆┆8f┆┄┄input position of the succeeding input field. The ↓
┆19┆┆8f┆┄┄DUP character, which provides a means of informing ↓
┆19┆┆8f┆┄┄the application program that a "duplicate" oper┄↓
┆19┆┆8f┆┄┄ation is indicated for the remainder of the field ↓
┆19┆┆8f┆┄┄in which it has been entered, is displayed (or ↓
┆19┆┆8f┆┄┄printed) as the character "*".↲
↲
         MARK╞	┆a1┆┆e1┆ ┆a1┆Mark String↲
               ┆84┆Used to mark the first and the last characters of ↓
┆19┆┆8f┆┄┄a string to be moved by means of the MOVE key (see ↓
┆19┆┆8f┆┄┄below). The string may not contain an attribute ↓
┆19┆┆8f┆┄┄character. When the cursor has been positioned at ↓
┆19┆┆8f┆┄┄a character, the depression of the MARK key will ↓
┆19┆┆8f┆┄┄cause a frame to appear around the character. Such ↓
┆19┆┆8f┆┄┄markings may be cancelled by means of the RESET ↓
┆19┆┆8f┆┄┄key (see section 4.4).↲
↲
         MOVE╞	┆a1┆┆e1┆ ┆a1┆Move String↲
               ┆84┆Moves a character string marked by means of the ↓
┆19┆┆8f┆┄┄MARK key to the display screen location determined ↓
┆19┆┆8f┆┄┄by the cursor position. The string is inserted ↓
┆19┆┆8f┆┄┄starting at the cursor position, and characters ↓
┆19┆┆8f┆┄┄already occupying these positions are overwritten. ↓
┆19┆┆8f┆┄┄It is not possible to overwrite an attribute ↓
┆19┆┆8f┆┄┄character in this fashion, nor to copy data into a ↓
┆19┆┆8f┆┄┄protected field.↲

════════════════════════════════════════════════════════════════════════
↓
┆b0┆┆a1┆4.6      CURSOR-SELECT KEY↲
↲
┆b0┆┆a1┆4.6.1    Cursor-Select Key Operations↲
↲
         ┆84┆The cursor-select key (marked CURSR SELCT) permits the ↓
┆19┆┆89┆┄┄operator to select from a menu of displayed items and ↓
┆19┆┆89┆┄┄the cause a read message containing the selection to be ↓
┆19┆┆89┆┄┄transmitted to the host computer. The cursor-select key ↓
┆19┆┆89┆┄┄is operated by positioning the cursor within a field ↓
┆19┆┆89┆┄┄formatted for cursor-select key operations and pressing ↓
┆19┆┆89┆┄┄the CURSR SELCT key.↲
↲
↲
┆a1┆┆b0┆┆a1┆4.6.2    Cursor Selectable Field Format↲
↲
         ┆84┆A field to be used for cursor-select key operations must ↓
┆19┆┆89┆┄┄have the following format:↲
↲
    ---------------------------------------------------------↲
     data1 ! SPSPSP ! attr1 ! desig ! data2 ! SPSPSP ! attr2 ↲
    ---------------------------------------------------------↲
                    ! cursor selectable field format !↲
↲
         data1:   ┆84┆Data character (preceding field on the same ↓
┆19┆┆92┆┄┄line as the cursor selectable field).↲
↲
         SPSPSP:  ┆84┆Space or null characters. Three such characters ↓
┆19┆┆92┆┄┄must precede the attribute character defining ↓
┆19┆┆92┆┄┄the cursor selectable field, unless the attri┄↓
┆19┆┆92┆┄┄bute character is the first character on the ↓
┆19┆┆92┆┄┄line.↲
↲
         attr1:   ┆84┆Attribute character (see chapter 2). The attri┄↓
┆19┆┆92┆┄┄bute character defines the field as cursor ↓
┆19┆┆92┆┄┄selectable (normal display) or intensified ↓
┆19┆┆92┆┄┄display and cursor selectable. The field may be ↓
┆19┆┆92┆┄┄an input field or a protected field. A cursor ↓
┆19┆┆92┆┄┄selectable field is the equivalent of an IBM ↓
┆19┆┆92┆┄┄selector-pen detectable (SPD) field.↲
↲
         desig:   ┆84┆Designator character (see subsection 4.6.3).↲
↲
         data2:   ┆84┆Displayed alphameric character(s).↲
↲
         SPSPSP:  ┆84┆Space or null characters. Three such characters ↓
┆19┆┆92┆┄┄must precede a new field folowing on the same ↓
┆19┆┆92┆┄┄line as the cursor selectable field.↲
↲
         attr2:   ┆84┆Attribute character (succeeding field on the ↓
┆19┆┆92┆┄┄same line as the cursor selectable field).↲
↲
         ┆84┆The attribute character, designator character, and ↓
┆19┆┆89┆┄┄displayed alphameric character(s) must be on the same ↓
┆19┆┆89┆┄┄line. Should the field extend beyond one line, only that ↓
┆19┆┆89┆┄┄part of the field which is on the same line as the ↓
┆19┆┆89┆┄┄attribute character is cursor selectable. A maximum of ↓
┆19┆┆89┆┄┄12 cursor selectable fields may precede the last cursor ↓
┆19┆┆89┆┄┄selectable field on a given line.↲

════════════════════════════════════════════════════════════════════════
↓
┆b0┆┆a1┆4.6.3    Designator Characters↲
↲
         ┆84┆The effect of the cursor selection, i.e. pressing the ↓
┆19┆┆89┆┄┄CURSR SELCT key after having positioned the cursor ↓
┆19┆┆89┆┄┄within a cursor selectable field, is determined by the ↓
┆19┆┆89┆┄┄designator character.↲
↲
         ┆84┆A question mark (?) designator character defines the ↓
┆19┆┆89┆┄┄cursor selectable field as a selection field. Cursor ↓
┆19┆┆89┆┄┄selection of such a field sets the MDT of the field, and ↓
┆19┆┆89┆┄┄changes the displayed designator character to a greater-↓
┆19┆┆89┆┄┄than sign (>) to indicate successful selection. Cursor ↓
┆19┆┆89┆┄┄selection of the same field again will reset the MDT and ↓
┆19┆┆89┆┄┄change the designator character back to a question mark.↲
↲
         ┆84┆A space or null designator character (displayed as a ↓
┆19┆┆89┆┄┄blank) defines the cursor selectable field as an attri┄↓
┆19┆┆89┆┄┄bute field as an attention field. Cursor selection of ↓
┆19┆┆89┆┄┄such a field sets the MDT of the field, and generates a ↓
┆19┆┆89┆┄┄data attention (AID code 7E in hexadecimal). The read ↓
┆19┆┆89┆┄┄modified string in the response body of the read message ↓
┆19┆┆89┆┄┄will contain only the address of each modified field.↲
↲
         ┆84┆An ampersand (&) designator character defines the cursor ↓
┆19┆┆89┆┄┄selctable field as an attention field of a second type. ↓
┆19┆┆89┆┄┄Cursor selection of such field sets the MDT of the ↓
┆19┆┆89┆┄┄field, and generates a data attention (AID code 7D in ↓
┆19┆┆89┆┄┄hexadecimal) as if the SEND key had been pressed.↲
↲
         ┆b0┆┆84┆Note┆e1┆┆f0┆ that, if none of the above characters is present in ↓
┆19┆┆89┆┆81┆┄the second character position of a cursor-selected ↓
┆19┆┆89┆┆81┆┄field, the keyboard will sound an alarm.↲
↲

════════════════════════════════════════════════════════════════════════
↓
┆b0┆┆a1┆5.       PRINTER FUNCTIONS↲
↲
         ┆84┆A printer can be attached via a serial V.24 interface to ↓
┆19┆┆89┆┄┄each terminal in an RC855 cluster, as described in ↓
┆19┆┆89┆┄┄section 1.2. The parameters defined by means of the ↓
┆19┆┆89┆┄┄configurator program include the following for an at┄↓
┆19┆┆89┆┄┄tached printer:↲
↲
         o  ┆84┆Printer device number (0 when no printer is at┄↓
┆19┆┆8c┆┄┄tached).↲
         o  ┆84┆Bit rate of transmission to the printer: 110, 300, ↓
┆19┆┆8c┆┄┄600, 1200, 2400, 4800, or 9600 bps.↲
         o  ┆84┆Format of characters transmitted to the printer, e.g. ↓
┆19┆┆8c┆┄┄even parity, two stop bits.↲
         o  ┆84┆Maximum print line: up to 132 characters in length.↲
         o  ┆84┆Printing mode: full-image or compressed, i.e. whether ↓
┆19┆┆8c┆┄┄display screen images are to be printed with or ↓
┆19┆┆8c┆┄┄without all-null lines and form feed characters.↲
↲
         ┆b0┆┆84┆Note┆e1┆┆f0┆ that the above parameters apply to the printer ↓
┆19┆┆89┆┆81┆┄which is physically attached to the terminal, and that ↓
┆19┆┆89┆┆81┆┄the terminal must be running the Emulator in order for ↓
┆19┆┆89┆┆81┆┄the printer to be used (e.g. by another terminal as its ↓
┆19┆┆89┆┆81┆┄hard-copy printer).↲
↲
         ┆84┆An 8-bit code set is used for printing on printers ↓
┆19┆┆89┆┄┄attached via a serial V.24 interface.↲
↲
↲
┆a1┆┆b0┆┆a1┆5.1      Print Formats↲
↲
         ┆84┆Three types of print formats can be used:↲
↲
         o ┆84┆Transparent formats with a maximum print line length ↓
┆19┆┆8b┆┄┄as preset by the maximum print line, or MPL, param┄↓
┆19┆┆8b┆┄┄eter. New line and other printer control characters ↓
┆19┆┆8b┆┄┄can be inserted in the printer buffer to control ↓
┆19┆┆8b┆┄┄formatting.↲
↲
         o ┆84┆Fixed formats with 40,64, or 80 characters per line. ↓
┆19┆┆8b┆┄┄Control characters to cause the printer to move to a ↓
┆19┆┆8b┆┄┄new line are generated automatically. Limited support ↓
┆19┆┆8b┆┄┄is provided for printer control characters.↲
↲
         o Printing under SNA SCS control↲
↲
         ┆84┆Regardless of the type of print format, attribute char┄↓
┆19┆┆89┆┄┄acters and all characters, including printer control ↓
┆19┆┆89┆┄┄characters, which occur in fields with the nondisplay ↓
┆19┆┆89┆┄┄attribute are treated as nulls during a printing oper┄↓
┆19┆┆89┆┄┄ation, i.e. they are printed as blank positions or ↓
┆19┆┆89┆┄┄completely suppressed. The suppression of all-null lines ↓
┆19┆┆89┆┄┄occurs only when compressed printing is specified by the ↓
┆19┆┆89┆┄┄printing mode, or PM, parameter, which is applicable ↓
┆19┆┆89┆┄┄only to fixed print formats and (remote or local) copy┄↓
┆19┆┆89┆┄┄ing operations.↲

════════════════════════════════════════════════════════════════════════
↓
         ┆84┆In conjunction with a Write, Erase/Write, or Copy com┄↓
┆19┆┆89┆┄┄mand, printer control characters can be written as data ↓
┆19┆┆89┆┄┄characters in a printer buffer, and stored there until a ↓
┆19┆┆89┆┄┄printing operation begins. Printer control characters ↓
┆19┆┆89┆┄┄are received from the host computer as EBCDIC char┄↓
┆19┆┆89┆┄┄acters. These characters are: new line (NL), carriage ↓
┆19┆┆89┆┄┄return (CR), vertical tabulation (VT), form feed (FF), ↓
┆19┆┆89┆┄┄and end of message (EM).↲
↲
         ┆84┆The general effect, if any, of a printer control char┄↓
┆19┆┆89┆┄┄acter encountered in the printer buffer during a print┄↓
┆19┆┆89┆┄┄ing operation is that one or more control characters are ↓
┆19┆┆89┆┄┄generated and sent to the printer. The latter control ↓
┆19┆┆89┆┄┄characters, which are 7-bit ISO characters (see appendix ↓
┆19┆┆89┆┄┄F), are denoted here by the prefix ISO- in order to ↓
┆19┆┆89┆┄┄distinguish them from their EBCDIC counterparts.↲
↲
         ┆84┆The specific effects of printer control characters ↓
┆19┆┆89┆┄┄during a printing operation depend on the print format, ↓
┆19┆┆89┆┄┄as described below.↲
↲
↲
┆a1┆┆b0┆┆a1┆5.1.1    Transparent Print Formats↲
↲
         NL  ┆84┆Causes the carriage return and line feed characters ↓
┆19┆┆8d┆┄┄(ISO-CR and ISO-LF) to be generated. If NL (or CR) ↓
┆19┆┆8d┆┄┄is missing, ISO-CR and ISO-LF will be generated ↓
┆19┆┆8d┆┄┄automatically when the maximum print line length is ↓
┆19┆┆8d┆┄┄attached.↲
↲
         CR  ┆84┆Causes the carriage return character (ISO-CR) to be ↓
┆19┆┆8d┆┄┄generated.↲
↲
         VT  ┆84┆Causes the vertical tabulation character (ISO-VT) to ↓
┆19┆┆8d┆┄┄be generated.↲
↲
         FF  ┆84┆Causes the form feed character (ISO-FF) to be gener┄↓
┆19┆┆8d┆┄┄ated.↲
↲
         EM  ┆84┆Causes the carriage return and line feed characters ↓
┆19┆┆8d┆┄┄(ISO-CR and ISO-LF) to be generated, unless the EM ↓
┆19┆┆8d┆┄┄character immediately follows an NL character. ↓
┆19┆┆8d┆┄┄Subsequently terminates the printing operation. If ↓
┆19┆┆8d┆┄┄no EM character is present, the printing operation ↓
┆19┆┆8d┆┄┄terminates when the end of the buffer is reached. At ↓
┆19┆┆8d┆┄┄this time carriage return and line feed characters ↓
┆19┆┆8d┆┄┄(ISO-CR and ISO-LF) are generated as if an EM char┄↓
┆19┆┆8d┆┄┄acter had been encountered.↲
↲
↲

════════════════════════════════════════════════════════════════════════
↓
┆a1┆┆b0┆┆a1┆5.1.2    Fixed Print Formats↲
↲
         NL  Treated as null.↲
↲
         CR  Treated as null.↲
↲
         VT  ┆84┆Causes the vertical tabulation character (ISO-VT) to ↓
┆19┆┆8d┆┄┄be generated, provided that the VT character is the ↓
┆19┆┆8d┆┄┄first character in a line; otherwise treated as ↓
┆19┆┆8d┆┄┄null.↲
↲
         FF  ┆84┆Causes the form feed character (ISO-FF) to be gener┄↓
┆19┆┆8d┆┄┄ated, provided that the FF character is the first ↓
┆19┆┆8d┆┄┄character in a line; otherwise treated as null.↲
↲
         EM  Treated as null.↲
↲
↲
┆b0┆┆a1┆5.1.3    SNA SCS Print Formats↲
↲
         ┆84┆When the is connected to the host by a SNA/SDLC line, it ↓
┆19┆┆89┆┄┄is possible to use SCS print. The accepted SCS codes ↓
┆19┆┆89┆┄┄are:↲
↲
         BS    Back Space↲
         BEL   Bell↲
         CR    Carriage Return↲
         ENP   Enable Presentation↲
         FF    Forms Feed↲
         GE    Graphic Escape↲
         HT    Horizontal Tab↲
         INP   Inhibit Presentation↲
         IRS   Interrecord Seperator↲
         LF    Line Feed↲
         NL    New Line↲
         SA    Set Attribute↲
         SHF   Set Horizontal Format↲
         SLD   Set Line Density↲
         SVF   Set Vertical Format↲
         TRN   Transparent↲
         VCS   Vertical Channel Select↲
         VT    Vertical Tab↲
         LRM   Left/Right Mode↲
         RLM   Right/Left Mode↲
↲
         ┆84┆The codes BEL, ENP, GE, INP, and SA are accepted, but ↓
┆19┆┆89┆┄┄ignored. IRS is executed as a new line, and VCS is ↓
┆19┆┆89┆┄┄executed as a Line Feed.↲
↲
↲

════════════════════════════════════════════════════════════════════════
↓
┆a1┆┆b0┆┆a1┆5.2      Remote Printing Operations↲
↲
         ┆84┆Printing operations can be initiated by the application ↓
┆19┆┆89┆┄┄program when the start printer bit is set in the write ↓
┆19┆┆89┆┄┄control character (WCC) in a Erase/Write command or the ↓
┆19┆┆89┆┄┄copy control character (CCC) in a Copy command addressed ↓
┆19┆┆89┆┄┄to a printer. A transparent or a fixed print format is ↓
┆19┆┆89┆┄┄used, as specified by the print format bits in the WCC ↓
┆19┆┆89┆┄┄or the CCC. Compressed printing (PM parameter) may be ↓
┆19┆┆89┆┄┄used in copying operations with a fixed format.↲
↲
↲
┆a1┆┆b0┆┆a1┆5.3      Local Copying↲
↲
         ┆84┆A local print operation is initiated by means of the ↓
┆19┆┆89┆┄┄PRINT key, as described in section 4.4. The image dis┄↓
┆19┆┆89┆┄┄played on the screen is printed on the printer defined ↓
┆19┆┆89┆┄┄by a configuration parameter as terminal's hard-copy ↓
┆19┆┆89┆┄┄printer. The operation is entirely local, controlled by ↓
┆19┆┆89┆┄┄the CU emulator program in the primary terminal, and ↓
┆19┆┆89┆┄┄connection to a host computer is not required.↲
↲
         ┆84┆A local printing operation always uses a fixed print ↓
┆19┆┆89┆┄┄format with 80 characters per line, so that the printed ↓
┆19┆┆89┆┄┄page corresponds to a display screen image. Compressed ↓
┆19┆┆89┆┄┄printing (PM parameter) may also be used. Spaces or ↓
┆19┆┆89┆┄┄nulls at the end of a line are suppresed. Nulls, when ↓
┆19┆┆89┆┄┄not suppressed, are printed as spaces. The cursor is not ↓
┆19┆┆89┆┄┄printed.↲
↲
         ┆84┆The printer can be busy, printing for another terminal ↓
┆19┆┆89┆┄┄or the application program. Local copy requests are ↓
┆19┆┆89┆┄┄queued accordingly on a FIFO (first-in-first-out) basis. ↓
┆19┆┆89┆┄┄A local copy request can be cancelled by means of the ↓
┆19┆┆89┆┄┄RESET key (see section 4.4).↲
↲
↲
┆a1┆┆b0┆┆a1┆5.4      Specific Operational Characteristics↲
↲
         ┆84┆The specific operational characteristics of the printers ↓
┆19┆┆89┆┄┄available for the RC855 Display Terminal are described ↓
┆19┆┆89┆┄┄in other RC publications. ┆a1┆Note┆e1┆ that any printer to be ↓
┆19┆┆89┆┄┄used in conjunction with the Emulator must support the ↓
┆19┆┆89┆┄┄ISO control characters CR, LF, VT, and FF.↲
↲
↲

════════════════════════════════════════════════════════════════════════
↓
┆a1┆┆b0┆┆a1┆5.5      Resume↲
↲
                                     ┆a1┆Applicable┆e1┆       ┆a1┆Support of↲
╞	┆a1┆┆e1┆     ┆a1┆Printing┆e1┆     ┆a1┆┆e1┆ ┆a1┆Print┆e1┆         ┆a1┆Parameters┆e1┆       ┆a1┆Printer↲
┆19┆┄┄┆84┆┆e1┆         ┆a1┆Operation┆e1┆     ┆a1┆Format┆e1┆        ┆a1┆MPL┆e1┆     ┆a1┆PM┆e1┆       ┆a1┆Control↲
┆e1┆    ┆a1┆┆e1┆         ┆e1┆    ┆a1┆┆e1┆ ┆a1┆┆e1┆     ┆e1┆         ┆a1┆┆e1┆   ┆e1┆     ┆a1┆┆e1┆  ┆e1┆       ┆a1┆┆e1┆     ┆a1┆Characters↲
↲
         remote (WCC)  transparent   yes     no       full↲
                       fixed         no      no       limited↲
↲
↲
         remote (CCC)  transparent   yes     no       full↲
                       fixed         no      yes      limited↲
↲
↲
         local (PRINT) fixed (80)    no      yes      ┆84┆not                                                       ↓
┆19┆┆b6┆┄┄applicable↲
↲

════════════════════════════════════════════════════════════════════════
↓
┆b0┆┆a1┆6.       OPERATING PROCEDURES↲
↲
┆b0┆┆a1┆6.1      Emulator Loading↲
↲
         ┆84┆Terminal operations prior to the software load is de┄↓
┆19┆┆89┆┄┄scribed in the RC855 Operating Guide (2).↲
↲
         ┆84┆The emulator program is downline-loaded from the RC890 ↓
┆19┆┆89┆┄┄Control Unit, and this procedure is described in RC890 ↓
┆19┆┆89┆┄┄Control Unit, Operation and System Customization Manual ↓
┆19┆┆89┆┄┄(1).↲
↲
         ┆84┆When loaded, the emulator program first of all will read ↓
┆19┆┆89┆┄┄a file from the CU diskette. The file is called CHAR┄↓
┆19┆┆89┆┄┄SET.TRM and contains the character font to be used on ↓
┆19┆┆89┆┄┄the display. During this operation the following message ↓
┆19┆┆89┆┄┄is displayed on the status line:↲
↲
         ┆a1┆┆05┆↲
         ┆a1┆RC855                            ┆05┆LS↲
↲
         ┆84┆If the connection to the CU fails, you will see this ↓
┆19┆┆89┆┄┄text:↲
↲
         ┆84┆┆a1┆┆05┆↲
         ┆a1┆RC855 CU Disconnected┆05┆LS↲
↲
         ┆84┆If the file is absent or unreadable, this text is dis┄↓
┆19┆┆89┆┄┄played:↲
↲
         ┆a1┆┆05┆↲
         ┆a1┆RC855 Diskette Error┆05┆LS↲
↲
         ┆84┆When the character font is loaded successfully, the ↓
┆19┆┆89┆┄┄emulator will identify itself by the message:↲
↲
         ┆a1┆┆05┆↲
         ┆a1┆RC855/RC890 IBM 3270 Display Station┆05┆↲
↲
         for about 2 seconds.↲
↲
↲
┆b0┆┆a1┆6.2      Emulator Operation↲
↲
         ┆84┆When the emulator is active all operations are performed ↓
┆19┆┆89┆┄┄using the keyboard as described in chapter 4 and in ↓
┆19┆┆89┆┄┄accordance with the application system guidelines. When ↓
┆19┆┆89┆┄┄any abnormal situation arises during emulator operation, ↓
┆19┆┆89┆┄┄a message is shown in the status line.↲
↲
         ┆84┆During operation the depressing of the keys CTRL CLEAR ↓
┆19┆┆89┆┄┄causes a reset of the terminal after which loading of ↓
┆19┆┆89┆┄┄the software is initiated as outlined above.↲
↲
↲

════════════════════════════════════════════════════════════════════════
↓
┆b0┆┆a1┆6.2.1    Host Line Selection↲
↲
         ┆84┆The RC890 Control Unit is able to communicate on two ↓
┆19┆┆89┆┄┄host-lines. Each of these is identified by a name: host-↓
┆19┆┆89┆┄┄line-ID, which consists of 12 characters.↲
↲
         ┆84┆Any device in a cluster using dual host communication ↓
┆19┆┆89┆┄┄may at any time be connected to one of the two hosts, ↓
┆19┆┆89┆┄┄and this connection may at any time be changed independ┄↓
┆19┆┆89┆┄┄antly of the other devices. As concerns the printer, the ↓
┆19┆┆89┆┄┄CU takes care of the connection on demand from the ↓
┆19┆┆89┆┄┄hosts. The display device is connected by means of a ↓
┆19┆┆89┆┄┄menu-selection.↲
↲
         ┆84┆Presentation of the host-menu appears at two situations:↲
↲
         a) ┆84┆just after load of the emulator program↲
↲
         b) ┆84┆when the operator enters SELCT followed by USM, ↓
┆19┆┆8c┆┄┄thereby indicating that the connection to the current ↓
┆19┆┆8c┆┄┄host must be broken because a new connectionis wan┄↓
┆19┆┆8c┆┄┄ted.↲
↲
         ┆84┆The menu consists of a headline and a line for each of ↓
┆19┆┆89┆┄┄the two possible choices showing which PA-key that must ↓
┆19┆┆89┆┄┄be used in order to select the host, and its host-line-↓
┆19┆┆89┆┄┄ID. ↲
↲
         Example:↲
↲
         ┆06┆RC855 3270 host/application menu.↲
                ↲
┆06┆PA1 BSC link 1↲
 ┆06┆PA2 BSC link 2↲
↲
         ┆84┆When the operator by pressing PA1 or PA2 has selected a ↓
┆19┆┆89┆┄┄hostline, the connection will be established, and the ↓
┆19┆┆89┆┄┄screen image is restablished as before the pressing of ↓
┆19┆┆89┆┄┄SELCT + USM.↲
↲
↲
┆b0┆┆a1┆6.3      Emulator Messages↲
↲
         ┆84┆The messages which can occur while the emulator is ↓
┆19┆┆89┆┄┄running are displayed in inverse video to set them apart ↓
┆19┆┆89┆┄┄from application-generated messages. They are displayed ↓
┆19┆┆89┆┄┄in the status line as indicated in the following subsec┄↓
┆19┆┆89┆┄┄tions, concerning the different aspects of communica┄↓
┆19┆┆89┆┄┄tion.↲
↲
↲
┆b0┆┆a1┆6.3.1    Host↲
↲
         ┆a1┆┆05┆↲
┆a1┆┆e1┆         ┆a1┆┆05┆Modem off           ↲
↲
         - ┆84┆the modem facilities are not working (V.24 interface ↓
┆19┆┆8b┆┄┄signal DSR (Data Set Ready) is missing).↲

════════════════════════════════════════════════════════════════════════
↓
         ┆a1┆┆05┆↲
         ┆a1┆┆05┆Line not ready      ↲
↲
         - ┆84┆no polls are issued by the host computer. If the ↓
┆19┆┆8b┆┄┄Display Device is connected to a SNA host-line, a 3-↓
┆19┆┆8b┆┄┄digit number appears after the text indicating the ↓
┆19┆┆8b┆┄┄event that causes the situation.↲
↲
         ┆a1┆┆05┆↲
         ┆a1┆┆05┆System not available↲
↲
         - ┆84┆polling traffic is detected, but not to Control Unit.↲
↲
         ┆84┆This field of the status line is also used for SNA ↓
┆19┆┆89┆┄┄sessions information. The following texts may appear:↲
↲
         ┆a1┆┆05┆↲
         ┆a1┆┆05┆-PU        ↲
↲
         - PU is inactive↲
↲
         ┆a1┆┆05┆↲
         ┆a1┆┆05┆-LU        ↲
↲
         - LU is inactive↲
↲
         ┆a1┆ ┆05┆↲
         ┆a1┆┆05┆S         ↲
↲
         - The display is owned by an SSCP session↲
↲
         ┆a1┆┆05┆↲
         ┆a1┆┆05┆M xxxxxxxx ↲
↲
         - ┆84┆The display is owned by a host application with the ↓
┆19┆┆8b┆┄┄name xxxxxxxx↲
↲
↲
┆b0┆┆a1┆6.3.2    Cluster↲
↲
         ┆a1┆┆05┆↲
         ┆a1┆┆05┆CU disconnected               ↲
↲
         - ┆84┆The terminal does not communicate with the RC890 ↓
┆19┆┆8b┆┄┄Control Unit. The reason is either that the CU is not ↓
┆19┆┆8b┆┄┄operating or that the RcCircuit is disconnected.↲
↲
         ┆a1┆┆05┆↲
         ┆a1┆┆05┆Configuration Error           ↲
↲
         - ┆84┆The terminals in the cluster are not configured pro┄↓
┆19┆┆8b┆┄┄perly. Two or more devices are configured as to have ↓
┆19┆┆8b┆┄┄the same device number.↲
↲
↲

════════════════════════════════════════════════════════════════════════
↓
┆b0┆┆a1┆6.3.3    Printer↲
↲
         ┆84┆The following messages may appear in connection with the ↓
┆19┆┆89┆┄┄use of the hard-copy (PRINT key) function. Note that all ↓
┆19┆┆89┆┄┄of these messages refer to the hard-copy printer which ↓
┆19┆┆89┆┄┄has been configured for the terminal in question. This ↓
┆19┆┆89┆┄┄may be a different printer than the one physically ↓
┆19┆┆89┆┄┄attached to the terminal (see chapter 5).↲
↲
         ┆a1┆┆05┆↲
┆a1┆┆e1┆         ┆a1┆        ┆06┆Printer busy ┆05┆↲
↲
         - ┆84┆the printer is busy with other work, either hard-copy ↓
┆19┆┆8b┆┄┄for another terminal, or application directed prin┄↓
┆19┆┆8b┆┄┄ting; the printer request is queued and the keyboard ↓
┆19┆┆8b┆┄┄remains inhibited. The print request may be cancelled ↓
┆19┆┆8b┆┄┄and the keyboard restored by pressing SHIFT RESET.↲
↲
         ┆a1┆┆05┆↲
         ┆a1┆                 Printer not available                  ↲
↲
         - ┆84┆the printer indicated by the configuration parameter ↓
┆19┆┆8b┆┄┄is not present in the cluster. The reason may be a ↓
┆19┆┆8b┆┄┄configuration error or that the system to which the ↓
┆19┆┆8b┆┄┄printer is attached is not currently running the ↓
┆19┆┆8b┆┄┄emulator program.↲
↲
         ┆a1┆┆05┆↲
         ┆a1┆                 Print cancelled                        ↲
↲
         -↲
↲
↲
↲
↲
↲
↲
         ┆a1┆┆05┆↲
         ┆a1┆                 Printer offline┆05┆↲
↲
         ┆a1┆┆05┆↲
         ┆a1┆                 Printer not ready┆05┆↲
↲
         - ┆84┆Both of these messages may occur because of printer ↓
┆19┆┆8b┆┄┄malfunction during a printout operation causing the ↓
┆19┆┆8b┆┄┄operation to be aborted. Specifically they indicate:↲
↲
           Printer offline : ┆84┆power off, printer locally selected, ↓
┆19┆┆9d┆┄┄paper out or bad printer cable ↓
┆19┆┆9d┆┄┄connection.↲
↲
           Printer not ready: a timeout occured during printing.↲

════════════════════════════════════════════════════════════════════════
↓
┆b0┆┆a1┆6.3.4    Keyboard↲
↲
         ┆a1┆┆05┆↲
         ┆a1┆ x┆05┆↲
↲
         ┆84┆An 'x' is displayed when the keyboard is inhibited. This ↓
┆19┆┆89┆┄┄occurs when an attention has been generated and the ↓
┆19┆┆89┆┄┄keyboard has not yet been restored by the application, ↓
┆19┆┆89┆┄┄i.e. during the 'response time' of the application. The ↓
┆19┆┆89┆┄┄keyboard is also inhibited while the terminal is waiting ↓
┆19┆┆89┆┄┄in queue for a requested hard-copy printout when the ↓
┆19┆┆89┆┄┄PRINT key has been pressed.↲
↲
         ┆84┆The following two texts appear during SNA communication ↓
┆19┆┆89┆┄┄only.↲
↲
         ┆a1┆┆05┆↲
         ┆a1┆     -F┆05┆↲
↲
         ┆84┆A currently unavailable function was requested. RESET ↓
┆19┆┆89┆┄┄should be pressed to restore the keyboard. Conditions ↓
┆19┆┆89┆┄┄that cause a Minus Function are:↲
↲
         1. ┆84┆Use of a ATTN, PF, or PA key while the SSCP session ↓
┆19┆┆8c┆┄┄or prior to ACTLU. Also use of the Enter key prior to ↓
┆19┆┆8c┆┄┄ACTLU.↲
↲
         2. ┆84┆Use of SYS REQ prior to receipt of ACTLU.↲
↲
         3. ┆84┆Any of the following actions in receive state with ↓
┆19┆┆8c┆┄┄the keyboard unlocked: Print and all AID generating ↓
┆19┆┆8c┆┄┄keys.↲
↲
         ┆a1┆┆05┆↲
         ┆a1┆     System┆05┆↲
↲
         ┆84┆In systems that use SNA protocol, the System Lock symbol ↓
┆19┆┆89┆┄┄appears when the application program has replied to the ↓
┆19┆┆89┆┄┄last message sent by the operator and is requesting the ↓
┆19┆┆89┆┄┄operator to send the next message. At this time, how┄↓
┆19┆┆89┆┄┄ever, the host has not unlocked the keyboard.↲
↲
         ┆84┆Normally the Session will be removed by the host.↲
↲
↲
┆b0┆┆a1┆6.4      Reveal Mode↲
↲
         ┆a1┆┆05┆↲
         ┆a1┆     ll.pp X'00┆05┆↲
↲
         ┆84┆When the emulator is in reveal mode, the cursor posi┄↓
┆19┆┆89┆┄┄tion, indicated by line number and position number in ↓
┆19┆┆89┆┄┄the line, and the screen image contents in the cursor ↓
┆19┆┆89┆┄┄position are shown in the status line. The contents are ↓
┆19┆┆89┆┄┄shown in hexadecimal notation. Whenever the cursor is ↓
┆19┆┆89┆┄┄positioned in a non-display field, the constant X'NN is ↓
┆19┆┆89┆┄┄shown.↲

════════════════════════════════════════════════════════════════════════
↓
         ┆84┆The succeding section contains a description on how to ↓
┆19┆┆89┆┄┄enter reveal mode.↲
↲
↲
↲
┆b0┆┆a1┆6.5      Updating of Parameters↲
↲
         ┆84┆As mentioned in section 1.2, some of the configuration ↓
┆19┆┆89┆┄┄parameter values may be changed after the start of the ↓
┆19┆┆89┆┄┄emulator. Such changes are temporary and are consequent┄↓
┆19┆┆89┆┄┄ly valid only until the terminal is powered down.↲
↲
         ┆84┆During the updating of configuration parameters, the ↓
┆19┆┆89┆┄┄keyboard is reserved for this specific purpose, whereas ↓
┆19┆┆89┆┄┄the screen will continue to show possible screen images ↓
┆19┆┆89┆┄┄received from the host computer.↲
↲
         ┆84┆The parameter updating mode is entered by pressing the ↓
┆19┆┆89┆┄┄SHIFT SELECT keys, and will initially show the message:↲
↲
         ┆a1┆┆05┆↲
         ┆a1┆           Setup┆05┆↲
↲
         ┆84┆A configuration parameter to be updated is selected by ↓
┆19┆┆89┆┄┄pressing one of the following keys:↲
↲
         ┆a1┆┆b0┆ Key   Parameter        ↲
↲
          H     Hardcopy mode↲
          C     Cursor presentation↲
          P     Printer mode↲
          O     Orientation Switch↲
          D     Display mode↲
          K     Keyboard mode↲
          R     Reveal mode↲
↲
         ┆84┆┆81┆Please notice that only latin characters are allowed, ↓
┆19┆┆89┆┄┄i.e. the terminal must be Latin Mode, or the SPEC SHIFT ↓
┆19┆┆89┆┄┄key must be used.↲
↲
         ┆84┆Selection of one of the six first mentioned configur┄↓
┆19┆┆89┆┄┄ation parameters causes the displaying of the parameter ↓
┆19┆┆89┆┄┄name and its currently associated value, which may then ↓
┆19┆┆89┆┄┄be updated. Selection of the last-mentioned parameter ↓
┆19┆┆89┆┄┄causes an immediate change in the parameter value, i.e. ↓
┆19┆┆89┆┄┄reveal mode is either enabled or disabled and the param┄↓
┆19┆┆89┆┄┄eter updating mode is terminated automatically.↲
↲
         ┆a1┆┆05┆↲
         ┆a1┆         HCP : 00 ┆05┆↲
↲
         ┆a1┆┆05┆↲
         ┆a1┆         CP  :  0┆05┆↲
↲

════════════════════════════════════════════════════════════════════════
↓
         ┆a1┆┆05┆↲
         ┆a1┆         PM  :  0┆05┆↲
↲
         ┆a1┆┆05┆↲
         ┆a1┆         AOS :  0┆05┆↲
↲
         ┆a2┆┆e2┆┆a1┆┆05┆↲
         ┆a1┆         ADM :  0┆05┆↲
↲
         ┆a2┆┆e2┆┆a1┆┆05┆↲
         ┆a1┆         AKM :  0┆05┆↲
↲
         ┆84┆An additional cursor shows the current edit position in ↓
┆19┆┆89┆┄┄the parameter value. The numeric keys are used to update ↓
┆19┆┆89┆┄┄the parameter value whereby the additional cursor is ↓
┆19┆┆89┆┄┄moved right cyclically in the parameter value field. The ↓
┆19┆┆89┆┄┄additional cursor may also be moved leftwards by using ↓
┆19┆┆89┆┄┄the left arrow key.↲
↲
         ┆84┆When the new parameter values has been selected, return┄↓
┆19┆┆89┆┄┄ing from the parameter updating mode is obtained by ↓
┆19┆┆89┆┄┄pressing either the NEW LINE key or the SEND key. Re┄↓
┆19┆┆89┆┄┄turning from the parameter updating mode without chang┄↓
┆19┆┆89┆┄┄ing the old parameter value is obtained by pressing the ↓
┆19┆┆89┆┄┄ESC key. Note that illegal parameter values will cause ↓
┆19┆┆89┆┄┄the alarm to sound.↲
↲
↲
┆b0┆┆a1┆6.6      Screen Image Timeout↲
↲
         ┆84┆A screen image switch-off facility is provided with the ↓
┆19┆┆89┆┄┄emulator and is automatically effected after a user-↓
┆19┆┆89┆┄┄defined period of time during which no keys were struck ↓
┆19┆┆89┆┄┄and no screen images were received from the host compu┄↓
┆19┆┆89┆┄┄ter application program.↲
↲
         ┆84┆When the screen image is switched off, the SELECT key ↓
┆19┆┆89┆┄┄indicator will flash.↲
↲
         ┆84┆The screen image may at any time be switched back on by ↓
┆19┆┆89┆┄┄pressing any key, and, in addition to switching the ↓
┆19┆┆89┆┄┄screen image on, the emulator will also perform the ↓
┆19┆┆89┆┄┄action associated with the key. If no action is re┄↓
┆19┆┆89┆┄┄quired, the screen image may be switched on by pressing ↓
┆19┆┆89┆┄┄the ESC key.↲
↲

════════════════════════════════════════════════════════════════════════
↓
┆b0┆┆a1┆7.       CONFIGURATION PARAMETERS↲
↲
         ┆84┆A number of configuration parameters are stored within ↓
┆19┆┆89┆┄┄each RC855 terminal. This is done using a non-volatile ↓
┆19┆┆89┆┄┄memory which retains its contents over time, also when ↓
┆19┆┆89┆┄┄the terminal is powered down.↲
↲
         ┆84┆When an RC855 terminal is installed, all configuration ↓
┆19┆┆89┆┄┄parameters should be set appropriately. Normally this is ↓
┆19┆┆89┆┄┄done by the installation staff. However, the description ↓
┆19┆┆89┆┄┄in the following enables the user to modify the confi┄↓
┆19┆┆89┆┄┄guration parameters as desired. The parameters are ↓
┆19┆┆89┆┄┄described in section 7.2.2.↲
↲
↲
┆b0┆┆a1┆7.1      Cluster Concept↲
↲
         ┆84┆Up to 32 RC855 terminals can be connected to the RC890 ↓
┆19┆┆89┆┄┄Control Unit for connection to a BSC or SNA/SDLC com┄↓
┆19┆┆89┆┄┄munication line as a 3270 cluster. The configuration ↓
┆19┆┆89┆┄┄aspects of the cluster concept are outlined in the ↓
┆19┆┆89┆┄┄following.↲
↲
         ┆84┆The terminals in a cluster are connected to the control ↓
┆19┆┆89┆┄┄unit by means of RcCircuit. In order for this intercon┄↓
┆19┆┆89┆┄┄nection to work correctly, each terminal must be confi┄↓
┆19┆┆89┆┄┄gured with a unique secondary address (numbered from ↓
┆19┆┆89┆┄┄zero. The secondary address has nothing to do with the ↓
┆19┆┆89┆┄┄3270 concept of device numbering.↲
↲
↲
┆b0┆┆a1┆7.1.1    Device Addressing↲
↲
         ┆84┆A device within a cluster is either a display or a ↓
┆19┆┆89┆┄┄printer. In a 3270 cluster consisting of RC855 terminals ↓
┆19┆┆89┆┄┄a printer is always physically attached to a particular ↓
┆19┆┆89┆┄┄display terminal. Logically, however, it has no special ↓
┆19┆┆89┆┄┄connection to the terminal to which it is attached. It ↓
┆19┆┆89┆┄┄is available as a general resource for the whole clus┄↓
┆19┆┆89┆┄┄ter.↲
↲
         ┆84┆Every device in the cluster has a device number (0 ↓
┆19┆┆89┆┄┄through 31) which is used to identify the device both in ↓
┆19┆┆89┆┄┄communication with the host and internally in the clus┄↓
┆19┆┆89┆┄┄ter, i.e. for selection of a hard copy printer. The ↓
┆19┆┆89┆┄┄device number should be chosen in agreement with the ↓
┆19┆┆89┆┄┄host computer system support staff.↲
↲
         ┆84┆Every display terminal must be configured with its own ↓
┆19┆┆89┆┄┄device number, the ┆a1┆display device number┆e1┆, and the ┆a1┆prin┄↓
┆19┆┆89┆┄┆84┆ter device number┆e1┆ of the attached printer, if any. All ↓
┆19┆┆89┆┄┄device numbers in the cluster must be unique. A printer ↓
┆19┆┆89┆┄┄cannot be given device number zeo, as this indicates ↓
┆19┆┆89┆┄┄that no printer is attached. Otherwise there are not ↓
┆19┆┆89┆┄┄restictions on the assignment of device numbers.↲
↲

════════════════════════════════════════════════════════════════════════
↓
         ┆84┆A printer must be given a device number, even if it is ↓
┆19┆┆89┆┄┄used for hard copy purpose only.↲
↲
         ┆84┆Every terminal must be configured with the printer ↓
┆19┆┆89┆┄┄device number of its ┆a1┆hard copy printer┆a1┆┆e1┆. Seen from the ↓
┆19┆┆89┆┄┄control unit there is not logical connection between the ↓
┆19┆┆89┆┄┄display device of a terminal and the printer device that ↓
┆19┆┆89┆┄┄may be attached to the terminal. The hard copy printer ↓
┆19┆┆89┆┄┄of a terminal may be chosen freely among the printer ↓
┆19┆┆89┆┄┄devices in the cluster. It is not even necessary only to ↓
┆19┆┆89┆┄┄have one printer as hard copy printer, as it is possible ↓
┆19┆┆89┆┄┄to define up to 16 ┆a1┆printer classes┆e1┆ each consisting of ↓
┆19┆┆89┆┄┄several printers. Hard copy print from a terminal that ↓
┆19┆┆89┆┄┄has specified a printer class as hard copy printer may ↓
┆19┆┆89┆┄┄appear on any free printer belonging to the class.↲
↲
         ┆84┆Furthermore a printer device may be configured to accept ↓
┆19┆┆89┆┄┄hard copy print from certain display devices only; and ↓
┆19┆┆89┆┄┄any printer is configured to accept hard copy print ↓
┆19┆┆89┆┄┄only, device print only, or a combination of both.↲
↲
         ┆84┆For more information on printer configurations, please ↓
┆19┆┆89┆┄┄consult reference (1).↲
↲
↲
┆b0┆┆a1┆7.2      Configuring a Terminal↲
↲
         ┆84┆The configuration is done by a configuration program, ↓
┆19┆┆89┆┄┄that is down-line loaded from the Control Unit seperate┄↓
┆19┆┆89┆┄┄ly.↲
↲
         ┆84┆The configurator works just like a 3270 oriented appli┄↓
┆19┆┆89┆┄┄cation, i.e. data is entered by the operator by typing ↓
┆19┆┆89┆┄┄into the input fields. The configurator provides a limit ↓
┆19┆┆89┆┄┄check of the parameters and displays a warning if the ↓
┆19┆┆89┆┄┄values exceed these limits. The parameters and the ↓
┆19┆┆89┆┄┄valued values are discussed in subsection 7.2.2.↲
↲
         ┆84┆Having entered the configurator, the values of the ↓
┆19┆┆89┆┄┄present parameters are displayed. The operator now ↓
┆19┆┆89┆┄┄updates the desired parameters and terminates by pres┄↓
┆19┆┆89┆┄┄sing the SEND key. If all parameter values are valid, ↓
┆19┆┆89┆┄┄the non-volatile memory (NVM) is updated and the termi┄↓
┆19┆┆89┆┄┄nal is reset automatically (i.e. the emulator is loaded ↓
┆19┆┆89┆┄┄anew so that all parameters can take effect).↲
↲
         ┆84┆Often it is desirable to keep a printout of the current ↓
┆19┆┆89┆┄┄parameter values. It is therefore recommended to fill in ↓
┆19┆┆89┆┄┄the screen image shown in appendix B with these values ↓
┆19┆┆89┆┄┄and to keep the description with the terminal.↲
↲
         ┆84┆If a printer is physically attached to the terminal, a ↓
┆19┆┆89┆┄┄printout of the parameter values may be produced by the ↓
┆19┆┆89┆┄┄following procedures. Note that the procedure to follow ↓
┆19┆┆89┆┄┄depends on whether updating is required or not.↲
↲

════════════════════════════════════════════════════════════════════════
↓
         1) enter configurator↲
↲
         2) proceed according to:↲
↲
            ┆a1┆a) updating required            b) no updating↲
 ↲
               - enter parameters              - press PRINT key↲
               - press SEND key↲
               - invoke configurator again↲
               - press PRINT key↲
↲
         3) terminate by pressing SEND key.↲
↲
↲
┆b0┆┆a1┆7.2.1    Initial Setting of Secondary Address↲
↲
         ┆84┆To make it possible to load the configurator program ↓
┆19┆┆89┆┄┄from the Control Unit, the Secondary Address must be ↓
┆19┆┆89┆┄┄initialized.↲
↲
         ┆84┆This is done by a simple built-in initialization pro┄↓
┆19┆┆89┆┄┄gram.↲
↲
         ┆84┆In order to activate the program, the Display Station ↓
┆19┆┆89┆┄┄must be reset by power-up or by pressure of the reset-↓
┆19┆┆89┆┄┄button and the 'P'-key of the keyboard held down during ↓
┆19┆┆89┆┄┄the self-test. However, the program will be activated ↓
┆19┆┆89┆┄┄even if the 'P'-key is not pressed, if the value of the ↓
┆19┆┆89┆┄┄LD-field of the NVM is equal to 3 (load from PROMs on ↓
┆19┆┆89┆┄┄the MIC-board).↲
↲
         ┆84┆When activated, the program will display the text ↓
┆19┆┆89┆┄┄'Secondary Address:' and wait for operator action.↲
↲
         ┆84┆Accepted inputs are digits (0-9), the ESC and SEND keys ↓
┆19┆┆89┆┄┄and the combination of CTRL and CLEAR keys.↲
↲
         ┆84┆The secondary address must be given as a decimal number ↓
┆19┆┆89┆┄┄in the range from zero to the maximum number of termi┄↓
┆19┆┆89┆┄┄nals minus one. If a typing error is made, the pressure ↓
┆19┆┆89┆┄┄of the ESC key will clear the input and enable new ↓
┆19┆┆89┆┄┄input. When the correct values is typed, the operator ↓
┆19┆┆89┆┄┄must press the SEND key in order to get the NVM updated, ↓
┆19┆┆89┆┄┄and when this is done, the program will cause the reboot ↓
┆19┆┆89┆┄┄of the Display Station now loading from the Cluster Con┄↓
┆19┆┆89┆┄┄troller using the secondary address just typed.↲
↲
         ┆84┆Pressing the CLEAR key while holding down the CTRL key ↓
┆19┆┆89┆┄┄will cause a reboot of the terminal without changing the ↓
┆19┆┆89┆┄┄contents of the NVM.↲
↲
↲
┆b0┆┆a1┆7.2.2    Setting of other Parameters↲
↲
         ┆84┆In appendix B is shown the configurator program screen ↓
┆19┆┆89┆┄┄image. In the following the parameters are described one ↓
┆19┆┆89┆┄┄by one.↲

════════════════════════════════════════════════════════════════════════
↓
         ┆a1┆KBL: Keyboard Lock↲
↲
         Values:      0, 1↲
 ↲
         Meaning:     KBL = 1, ┆84┆the keyboard works permanently in ↓
┆19┆┆9f┆┄┄the alpha lock mode, i.e. alpha┄↓
┆19┆┆9f┆┄┄betic data can only be typed as ↓
┆19┆┆9f┆┄┄upper case letters (does not cover ↓
┆19┆┆9f┆┄┄letters which share a key with ↓
┆19┆┆9f┆┄┄another symbol).↲
↲
                      KBL = 0, ┆84┆the alpha lock mode may be entered ↓
┆19┆┆9f┆┄┄and subsequently left by pressing ↓
┆19┆┆9f┆┄┄the LOCK key. In this case the ↓
┆19┆┆9f┆┄┄indicator in the LOCK key will ↓
┆19┆┆9f┆┄┄light when the keyboard is in the ↓
┆19┆┆9f┆┄┄alpha lock mode.↲
↲
         ┆a1┆CP: Cursor Presentation↲
↲
         Values:      0, 1, 2, 3↲
↲
         Meaning:     CP = 0, ┆84┆the cursor is shown as an under┄↓
┆19┆┆9e┆┄┄line.↲
                      CP = 1, ┆84┆the cursor is shown as a flashing ↓
┆19┆┆9e┆┄┄underline.↲
                      CP = 2, the cursor is shown as a block.↲
                      CP = 3, ┆84┆the cursor is shown as a flashing ↓
┆19┆┆9e┆┄┄block.↲
↲
                      ┆84┆While the keyboard is inhibited, a steady ↓
┆19┆┆96┆┄┄cursor is shown as flashing and a flashing ↓
┆19┆┆96┆┄┄cursor is shown as steady.↲
↲
         ┆a1┆DPC: Decimal Point Character↲
↲
         Values:      0, 1↲
 ↲
         Meaning:     DPC = 0, provides a "." (period sign).↲
                      DPC = 1, provides a "," (comma sign).↲
↲
         ┆84┆This parameter concerns latin mode only. In arabic mode ↓
┆19┆┆89┆┄┄the decimal point character is always a "," (comma ↓
┆19┆┆89┆┄┄sign).↲
↲
         ┆a1┆NUM: Numeric Field Check↲
↲
         Values:      0, 1↲
↲
         Meaning:     ┆84┆Determines whether control of keyed-in ↓
┆19┆┆96┆┄┄characters is performed or not.↲
↲
                      NUM = 0, ┆84┆control is suppressed, i.e. all ↓
┆19┆┆9f┆┄┄characters allowed.↲
                      NUM = 1, ┆84┆control is performed, i.e. only ↓
┆19┆┆9f┆┄┄numeric field standard characters ↓
┆19┆┆9f┆┄┄are accepted.↲
↲

════════════════════════════════════════════════════════════════════════
↓
         ┆a1┆AOS: Arabic Orientation Switch↲
↲
         Values:      0,1↲
↲
         Meaning:     ┆84┆This parameter determines the orientation ↓
┆19┆┆96┆┄┄of the display device.↲
↲
                      AOS = 0, ┆84┆left to right orientation, i.e. ↓
┆19┆┆9f┆┄┄first position on the screen is at ↓
┆19┆┆9f┆┄┄the upper left corner.↲
↲
                      AOS = 1, ┆84┆right to left orientation, ie.e. ↓
┆19┆┆9f┆┄┄first position on the screen is at ↓
┆19┆┆9f┆┄┄the upper right corner.↲
↲
         ┆a1┆ADM: Arabic Display Mode↲
↲
         Values:      0, 1↲
 ↲
         Meaning:     ┆84┆Determines whether or not context analysis ↓
┆19┆┆96┆┄┄of arabic text is performed when text is ↓
┆19┆┆96┆┄┄shown at the display.↲
↲
                      ADM = 0, ┆84┆text is shown exactly as the ↓
┆19┆┆9f┆┄┄contents of the device buffer.↲
↲
                      ADM = 1, ┆84┆context analysis is performed on ↓
┆19┆┆9f┆┄┄arabic text.↲
↲
         ┆a1┆AKM: Arabic Keyboard Mode↲
↲
         Values:      0, 1↲
↲
         Meaning:     ┆84┆Determines whether or not keyboard input is ↓
┆19┆┆96┆┄┄converted in order to obtain an approximate ↓
┆19┆┆96┆┄┄context analysis on the contents of the ↓
┆19┆┆96┆┄┄device buffer. Only a few of the arabic ↓
┆19┆┆96┆┄┄characters can be changed, and not all ↓
┆19┆┆96┆┄┄shapes can be produced. In appendix E is ↓
┆19┆┆96┆┄┄found a table showing the changeable char┄↓
┆19┆┆96┆┄┄acters and their shapes depending on their ↓
┆19┆┆96┆┄┄position within the word.↲
↲
                      AKM = 0, no conversion↲
                      AKM = 1, ┆84┆conversion performed according to ↓
┆19┆┆9f┆┄┄App. E.↲
↲
         ┆a1┆APO: Arabic Printer Orientation↲
↲
         Values:      0, 1↲
↲
         Meaning:     ┆84┆This parameter defines the orientation of ↓
┆19┆┆96┆┄┄the printer physically attached to the ↓
┆19┆┆96┆┄┄terminal.  In case of hard copy print or ↓
┆19┆┆96┆┄┄SCS print this parameter is overridden.↲
↲

════════════════════════════════════════════════════════════════════════
↓
                      APO = 0, left to right orientation↲
                      APO = 1, right to left orientation↲
↲
         ┆a1┆PDN: Printer Device Number↲
↲
         Values:      0, 1, 2, ..., 31↲
↲
         Meaning:     ┆84┆See section 7.1. On a terminal with no ↓
┆19┆┆96┆┄┄attached printer, the PDN value must be 0.↲
↲
         ┆a1┆PLS: Printer Line Speed↲
↲
         Values:      0, 1, 2, ..., 6↲
↲
         Meaning:     ┆84┆Determines the bit rate of the transmission ↓
┆19┆┆96┆┄┄to the printer that is attached physically ↓
┆19┆┆96┆┄┄to the terminal (via V.24 connection).↲
↲
                      0:  110 bps↲
                      1:  300 bps↲
                      2:  600 bps↲
                      3: 1200 bps↲
                      4: 2400 bps↲
                      5: 4800 bps↲
                      6: 9600 bps↲
↲
         ┆a1┆CF: Character Format↲
↲
         Values:      0, 1, 2, ..., 255↲
↲
         Meaning:     ┆84┆CF determines the format of the characters ↓
┆19┆┆96┆┄┄transmitted to the printer attached via the ↓
┆19┆┆96┆┄┄V.24 connection.↲
↲
                      ┆84┆CF is the decimal value of a byte coded as ↓
┆19┆┆96┆┄┄follows:↲
↲
               MSB┆a2┆┆e2┆┆a1┆  7  6  5  4  3  2  1  0 ┆e1┆LSB↲
                  ┆a1┆  0  1  0  0   -    -  - ↲
                                         ┆a1┆   ┆e1┆ 0: no parity↲
                                         ┆a2┆┆e2┆┆a1┆┆e1┆   ┆e1┆ 1: parity↲
      ↲
                                      ┆a1┆      ┆e1┆ 0: odd parity↲
                                             1: even parity↲
↲
                                 ┆a1┆           ┆e1┆ 01: 1 stop bit↲
                                             10: 1 1/2 stop bit↲
                                             11: 2 stop bits↲
↲
                      ┆84┆For RC supplied printers the recommended ↓
┆19┆┆96┆┄┄value is 79 (2 stop bits, even parity).↲
↲
         ┆a1┆MPL: Maximum Print Line Length↲
↲
         Values:      0, 1, 2, ..., 132↲
↲
         Meaning:     ┆84┆Maximum line length on the attached prin┄↓
┆19┆┆96┆┄┄ter.↲
↲

════════════════════════════════════════════════════════════════════════
↓
         ┆a1┆PM: Printer Mode↲
↲
         Values:      0, 1↲
↲
         Meaning:     ┆84┆PM refers to the printer physically at┄↓
┆19┆┆96┆┄┄tached to the terminal, not to its hard ↓
┆19┆┆96┆┄┄copy printer, if this is another printer.↲
↲
                      PM = 0, ┆84┆the printout operations are perfor┄↓
┆19┆┆9e┆┄┄med in the compact mode, i.e. lines ↓
┆19┆┆9e┆┄┄containing NUL characters only are ↓
┆19┆┆9e┆┄┄not printed, and no FORM FEED ↓
┆19┆┆9e┆┄┄character is printed.↲
↲
                      PM = 1, ┆84┆every screen image is printed as ↓
┆19┆┆9e┆┄┄shown on the display screen (i.e. ↓
┆19┆┆9e┆┄┄with possible blank lines and ↓
┆19┆┆9e┆┄┄terminated with FORM FEED).↲
↲
                      ┆84┆PM does not apply to transparent printout ↓
┆19┆┆96┆┄┄generated from the application.↲
↲
         ┆a1┆SA: Secondary Address↲
↲
         See sections 7.1 and 7.2.1.↲
↲
         ┆a1┆DDN: Display Device Number↲
↲
         Values:      0, 1, 2, ..., 31↲
↲
         Meaning:     See section 7.1.↲
↲
         ┆a1┆HCP: Hard Copy Printer Device Number↲
↲
         Values:      ┆84┆0, 1, 2, ..., 31, 40, 41, ..., 55↲
↲
         Meaning:     ┆84┆See section 7.1. If a printer class is used ↓
┆19┆┆96┆┄┄instead of a specific printer the value of ↓
┆19┆┆96┆┄┄this parameter must be the value of the ↓
┆19┆┆96┆┄┄class added by 40 (i.e. in the range 40 .. ↓
┆19┆┆96┆┄┄55).↲
↲
         ┆a1┆LD: Load Device↲
↲
         ┆84┆This parameter is described in ref. (2). The value ↓
┆19┆┆89┆┄┄normally used is 2.↲
↲
         ┆a1┆PTM: Picture (screen image) Timeout↲
↲
         Values:      0, 1, ..., 254, 255↲
↲
         Meaning:     ┆84┆Determines the number of minutes the screen ↓
┆19┆┆96┆┄┄image will remain switched on when no keys ↓
┆19┆┆96┆┄┄are pressed and no screen images are re┄↓
┆19┆┆96┆┄┄ceived from the host computer.↲
↲
                      PTM = 0, ┆84┆the screen image is never switched ↓
┆19┆┆9f┆┄┄off.↲
                      PTM > 0, ┆84┆the screen image is switched off ↓
┆19┆┆9f┆┄┄after PTM minutes.↲
↲

════════════════════════════════════════════════════════════════════════
↓
┆b0┆┆a1┆8.       SYSTEM MONITORING↲
↲
         ┆84┆The RC855 IBM 3270 Emulator contains a program for ↓
┆19┆┆89┆┄┄system monitoring (see section 8.1). The system monitor┄↓
┆19┆┆89┆┄┄ing can be used any time during emulator operation.↲
↲
         ┆84┆The system monitoring functions are controlled by means ↓
┆19┆┆89┆┄┄of flags. Each of the attention keys PA1-5 and PF10-14 ↓
┆19┆┆89┆┄┄has a corresponding flag. Flags are set (system monitor┄↓
┆19┆┆89┆┄┄ing invoked) and reset (system monitoring terminated) as ↓
┆19┆┆89┆┄┄follows:↲
↲
         Set flag:   CTRL <flag key>↲
         Reset flag: CTRL SHIFT <flag key>↲
↲
         ┆a1┆PA-1 flag↲
↲
         ┆84┆The PA-1 flag has a superior function. When it is set, ↓
┆19┆┆89┆┄┄the display screen is erased and the screen then dis┄↓
┆19┆┆89┆┄┄plays the system monitoring output. The emulator con┄↓
┆19┆┆89┆┄┄tinues to run, but it does not use the screen. On the ↓
┆19┆┆89┆┄┄other hand, as long as the PA-1 flag is ┆a1┆not┆e1┆ set, the ↓
┆19┆┆89┆┄┄system monitoring functions may well be invoked by ↓
┆19┆┆89┆┄┄setting their individual flags, but they will not dis┄↓
┆19┆┆89┆┄┄play any information.↲
↲
         ┆a1┆Hard copy↲
↲
         ┆84┆If a printer is attached to the terminal (physically ↓
┆19┆┆89┆┄┄attached not cluster hard copy printer) and the PDN ↓
┆19┆┆89┆┄┄parameter is not 0, then a printout of the system moni┄↓
┆19┆┆89┆┄┄toring screen image, invoked by the PA-1 flag, can be ↓
┆19┆┆89┆┄┄obtained by pressing CTRL PRINT.↲
↲
↲
┆b0┆┆a1┆8.1      Statistics↲
↲
         ┆84┆Statistical information is automatically counted as long ↓
┆19┆┆89┆┄┄as the emulator is active. It concerns information from ↓
┆19┆┆89┆┄┄the RcCircuit communication to the Control Unit.↲
↲
         ┆a1┆Operation↲
↲
         ┆84┆PA-3 flag: Set in order to display counters.↲
↲
         ┆a1┆Screen image↲
↲
         ┆84┆The layout of the display of the counters is as follows:↲
↲
         S< aa bb cc dd ee ff gg hh ii jj >↲
↲
         where↲
         aa receive-poll timeout (5 seconds)↲
         bb block format error during reception↲
         cc block length error; too large blocks↲
         dd block length error; too small blocks↲
         ee not used↲
         ff checksum error in received block↲
         gg data overrun during reception↲
         hh block length in check error↲
         ii wrong sequence number in received block↲
         jj block received will be illegal block type↲

════════════════════════════════════════════════════════════════════════
↓
↲
↲

════════════════════════════════════════════════════════════════════════
↓
┆b0┆┆a1┆A.       REFERENCES↲
↲
         (1)  RCSL No. 99-1-09714↲
              RC890 Control Unit↲
              Operation and System Customization Manual↲
↲
         (2)  RCSL No. 42-i2459↲
              RC855 Operating Guide↲

════════════════════════════════════════════════════════════════════════
↓
┆b0┆┆a1┆B.       CONFIGURATION SCREEN IMAGE↲
↲
         RC855              IMB3270 CONFIGURATOR         Arabic↲
↲
         KBL: 0   CP : 0    DPC: 0   NFR: 0   NUM: 0↲
         AOS: 1   ADM: 1    AKM: 0   APO: 1↲
         PDN: 8   PDL: 0    PLS: 5   CF : 79  MPL: 80    PM : 1↲
         SA : 0   DDN: 0    HCP: 40  LD : 2   PTM: 10↲
↲

════════════════════════════════════════════════════════════════════════
↓
┆b0┆┆a1┆C.       KEYBOARD LAYOUT↲
↲

════════════════════════════════════════════════════════════════════════
↓
┆b0┆┆a1┆D.       EBCDIC CHARACTER SET↲
↲

════════════════════════════════════════════════════════════════════════
↓
┆b0┆┆a1┆E.       ARABIC KEYBOARD CONVERSION↲
↲
         ┆84┆When arabic keyboard conversion is enabled, the follow┄↓
┆19┆┆89┆┄┄ing characters will change shape according to their ↓
┆19┆┆89┆┄┄position in the word, no matter which presentation was ↓
┆19┆┆89┆┄┄used when entering the character.↲
↲

════════════════════════════════════════════════════════════════════════
↓
┆b0┆┆a1┆F.       PRINTER CODE SET↲
↲
         Under preparation.↲

════════════════════════════════════════════════════════════════════════
↓
┆1a┆┆1a┆tor┄↓
┆19┆┆89┆┄┄ing can be ues whether or not context analysis ↓
┆19┆┆96┆┄┄of arabic text is performed

OctetView

0x00000…00020 (0,)   00 00 00 00 00 00 00 00 42 03 06 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 4e 00 00 00   ┆        B                   N   ┆
0x00020…00040        00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00   ┆                                ┆
0x00040…00047        00 00 00 00 00 00 00                                                                              ┆       ┆
0x00047…00080        Params {
0x00047…00080          04 00 2d 4e 0a 00 06 00 00 00 00 02 01 41 31 40 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00   ┆  -N         A1@                ┆
0x00047…00080          00 00 00 00 00 00 00 00 05 0f 19 23 2d 37 41 4b 55 5f 69 73 7d 87 91 ff 04                        ┆           #-7AKU_iså    ┆
0x00047…00080        }
0x00080…000a0        0d 0a 0d 0a 0d 0a 0d 0a 0d 0a 0d 0a 0d 0a 0d 0a 0d 0a 0d 0a 0d 0a 0d 0a 0d 0a 0d 0a 0d 0a 0d 0a   ┆                                ┆
0x000a0…000c0        0d 0a 0d 0a 0d 0a 0d 0a 0d 0a 0d 0a 0d 0a 0d 0a b0 06 52 b0 43 38 35 35 20 41 72 61 62 69 63 20   ┆                  R C855 Arabic ┆
0x000c0…000e0        49 42 4d 20 33 32 37 30 20 45 6d 75 6c 61 74 6f 72 0d 0a 06 55 73 65 72 27 73 20 47 75 69 64 65   ┆IBM 3270 Emulator   User's Guide┆
0x000e0…00100        0d 0a 0d 0a 0d 0a 0d 0a 0d 0a 0d 0a 0d 0a 0d 0a 0d 0a 0d 0a 0d 0a 0d 0a 0d 0a 0d 0a 0d 0a 0d 0a   ┆                                ┆
0x00100…00120        0d 0a 0d 0a 0d 0a 0d 0a 0d 0a 0d 0a 0d 0a 0d 0a 41 2f 53 20 52 45 47 4e 45 43 45 4e 54 52 41 4c   ┆                A/S REGNECENTRAL┆
0x00120…00140        45 4e 20 41 46 20 31 39 37 39 20 05 4a 75 6c 79 20 31 39 38 34 0d 0a 49 6e 66 6f 72 6d 61 74 69   ┆EN AF 1979  July 1984  Informati┆
0x00140…00160        6f 6e 20 44 65 70 61 72 74 6d 65 6e 74 05 52 43 53 4c 20 4e 6f 20 39 39 2d 31 2d 30 39 38 35 35   ┆on Department RCSL No 99-1-09855┆
0x00160…00162        0d 0a                                                                                             ┆  ┆
0x00162…00165        FormFeed {
0x00162…00165          0c 80 b3                                                                                          ┆   ┆
0x00162…00165        }
0x00165…00180        0a 0d 0a 0d 0a 0d 0a 0d 0a 41 75 74 68 6f 72 3a 20 4a 7c 72 67 65 6e 20 48 61 6e                  ┆         Author: Jørgen Han┆
0x00180…001a0        73 65 6e 0d 0a 20 20 20 20 20 20 20 20 53 74 65 65 6e 20 4e 7c 72 67 61 61 72 64 0d 0a 0d 0a 0d   ┆sen          Steen Nørgaard     ┆
0x001a0…001c0        0a 4b 65 79 77 6f 72 64 73 3a 20 52 43 38 35 35 2c 20 41 72 61 62 69 63 20 49 42 4d 20 33 32 37   ┆ Keywords: RC855, Arabic IBM 327┆
0x001c0…001e0        30 20 45 6d 75 6c 61 74 6f 72 2c 20 55 73 65 72 27 73 20 47 75 69 64 65 2e 0d 0a 0d 0a 0d 0a 41   ┆0 Emulator, User's Guide.      A┆
0x001e0…00200        62 73 74 72 61 63 74 3a 20 84 84 55 73 65 72 27 73 20 47 75 69 64 65 20 66 6f 72 20 52 43 38 35   ┆bstract:   User's Guide for RC85┆
0x00200…00220 (1,)   35 20 41 72 61 62 69 63 20 49 42 4d 20 33 32 37 30 20 45 6d 75 6c 61 74 6f 72 2e 0d 0a 20 20 20   ┆5 Arabic IBM 3270 Emulator.     ┆
0x00220…00240        20 20 20 20 20 20 20 84 44 65 73 63 72 69 62 65 73 3a 20 4b 65 79 62 6f 61 72 64 20 66 75 6e 63   ┆        Describes: Keyboard func┆
0x00240…00260        74 69 6f 6e 73 3b 20 6f 70 65 72 61 74 69 6e 67 20 70 72 6f 63 65 64 75 72 65 73 3b 20 0a 19 8a   ┆tions; operating procedures;    ┆
0x00260…00280        80 80 65 6d 75 6c 61 74 6f 72 20 6d 65 73 73 61 67 65 73 3b 20 74 65 72 6d 69 6e 61 6c 20 63 6f   ┆  emulator messages; terminal co┆
0x00280…002a0        6e 66 69 67 75 72 61 74 69 6f 6e 3b 20 64 69 61 67 6e 6f 73 74 69 63 73 2e 0d 0a 0d 0a 20 20 20   ┆nfiguration; diagnostics.       ┆
0x002a0…002bb        20 20 20 20 20 20 20 28 35 32 20 70 72 69 6e 74 65 64 20 70 61 67 65 73 29 0d 0a                  ┆       (52 printed pages)  ┆
0x002bb…002be        FormFeed {
0x002bb…002be          0c 80 90                                                                                          ┆   ┆
0x002bb…002be        }
0x002be…002c0        0a 20                                                                                             ┆  ┆
0x002c0…002e0        20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 69   ┆                               i┆
0x002e0…00300        0d 0a 0d 0a b0 a1 54 41 42 4c 45 20 4f 46 20 43 4f 4e 54 45 4e 54 53 20 05 50 41 47 45 0d 0a 0d   ┆      TABLE OF CONTENTS  PAGE   ┆
0x00300…00320        0a b0 31 2e 20 20 49 4e 54 52 4f 44 55 43 54 49 4f 4e f0 f0 20 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e   ┆  1.  INTRODUCTION   ...........┆
0x00320…00340        2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e   ┆................................┆
0x00340…00360        2e 20 20 31 20 0d 0a 20 20 20 20 31 2e 31 20 20 43 6c 75 73 74 65 72 20 43 6f 6e 63 65 70 74 20   ┆.  1       1.1  Cluster Concept ┆
0x00360…00380        2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e   ┆................................┆
0x00380…003a0        2e 2e 2e 2e 20 20 31 0d 0a 20 20 20 20 31 2e 32 20 20 54 65 72 6d 69 6e 61 6c 20 43 6f 6e 66 69   ┆....  1      1.2  Terminal Confi┆
0x003a0…003c0        67 75 72 61 74 69 6f 6e 20 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e   ┆guration .......................┆
0x003c0…003e0        2e 2e 2e 2e 2e 2e 20 20 31 0d 0a 20 20 20 20 31 2e 33 20 20 45 6d 75 6c 61 74 6f 72 20 4f 70 65   ┆......  1      1.3  Emulator Ope┆
0x003e0…00400        72 61 74 69 6f 6e 20 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e   ┆ration .........................┆
0x00400…00420 (2,)   2e 2e 2e 2e 2e 2e 2e 2e 20 20 32 0d 0a 0d 0a b0 32 2e 20 20 4f 50 45 52 41 54 49 4f 4e 41 4c 20   ┆........  2     2.  OPERATIONAL ┆
0x00420…00440        43 48 41 52 41 43 54 45 52 49 53 54 49 43 53 f0 20 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e   ┆CHARACTERISTICS  ...............┆
0x00440…00460        2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 20 20 33 0d 0a 0d 0a b0 33 2e 20 20 44 49 53 50 4c 41   ┆..............  3     3.  DISPLA┆
0x00460…00480        59 20 54 45 52 4d 49 4e 41 4c f0 20 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e   ┆Y TERMINAL  ....................┆
0x00480…004a0        2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 20 20 35 0d 0a 20 20 20 20 33 2e 31   ┆....................  5      3.1┆
0x004a0…004c0        20 20 44 61 74 61 20 50 72 65 73 65 6e 74 61 74 69 6f 6e 20 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e   ┆  Data Presentation ............┆
0x004c0…004e0        2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 20 20 35 0d 0a 20 20 20 20 33   ┆......................  5      3┆
0x004e0…00500        2e 32 20 20 53 63 72 65 65 6e 20 4f 72 69 65 6e 74 61 74 69 6f 6e 20 2e 2e 2e 2e 2e 2e 2e 2e 2e   ┆.2  Screen Orientation .........┆
0x00500…00520        2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 20 20 35 0d 0a 20 20 20   ┆........................  5     ┆
0x00520…00540        20 33 2e 33 20 20 43 68 61 72 61 63 74 65 72 20 50 72 65 73 65 6e 74 61 74 69 6f 6e 20 4d 6f 64   ┆ 3.3  Character Presentation Mod┆
0x00540…00560        65 73 20 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 20 20 36 0d 0a 20   ┆es .......................  6   ┆
0x00560…00580        20 20 20 33 2e 34 20 20 53 74 61 74 75 73 20 49 6e 66 6f 72 6d 61 74 69 6f 6e 20 2e 2e 2e 2e 2e   ┆   3.4  Status Information .....┆
0x00580…005a0        2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 20 20 36 0d   ┆............................  6 ┆
0x005a0…005c0        0a 0d 0a b0 34 2e 20 20 4b 45 59 42 4f 41 52 44 20 46 55 4e 43 54 49 4f 4e f0 20 2e 2e 2e 2e 2e   ┆    4.  KEYBOARD FUNCTION  .....┆
0x005c0…005e0        2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e   ┆................................┆
0x005e0…00600        2e 2e 20 20 38 0d 0a 20 20 20 20 34 2e 31 20 20 47 65 6e 65 72 61 6c 20 44 65 73 63 72 69 70 74   ┆..  8      4.1  General Descript┆
0x00600…00620 (3,)   69 6f 6e 20 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e   ┆ion ............................┆
0x00620…00640        2e 2e 2e 2e 20 20 38 0d 0a 20 20 20 20 34 2e 32 20 20 41 75 78 69 6c 69 61 72 79 20 4b 65 79 73   ┆....  8      4.2  Auxiliary Keys┆
0x00640…00660        20 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e   ┆ ...............................┆
0x00660…00680        2e 2e 2e 2e 2e 2e 20 20 38 0d 0a 20 20 20 20 34 2e 33 20 20 41 6c 70 68 61 6d 65 72 69 63 20 4b   ┆......  8      4.3  Alphameric K┆
0x00680…006a0        65 79 73 20 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e   ┆eys ............................┆
0x006a0…006c0        2e 2e 2e 2e 2e 2e 2e 2e 20 20 39 0d 0a 20 20 20 20 20 20 20 20 20 34 2e 33 2e 31 20 20 41 72 61   ┆........  9           4.3.1  Ara┆
0x006c0…006e0        62 69 63 20 53 79 6d 62 6f 6c 73 20 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e   ┆bic Symbols ....................┆
0x006e0…00700        2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 20 20 39 0d 0a 20 20 20 20 20 20 20 20 20 34 2e 33 2e 32 20 20 4c   ┆..........  9           4.3.2  L┆
0x00700…00720        61 74 69 6e 20 53 79 6d 62 6f 6c 73 20 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e   ┆atin Symbols ...................┆
0x00720…00740        2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 20 31 30 0d 0a 20 20 20 20 20 20 20 20 20 34 2e 33 2e 33 20   ┆............ 10           4.3.3 ┆
0x00740…00760        20 53 79 6d 62 6f 6c 73 20 69 6e 20 4e 75 6d 65 72 69 63 20 46 69 65 6c 64 73 20 2e 2e 2e 2e 2e   ┆ Symbols in Numeric Fields .....┆
0x00760…00780        2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 20 31 31 20 0d 0a 20 20 20 20 20 20 20 20 20 34 2e 33   ┆.............. 11            4.3┆
0x00780…007a0        2e 34 20 20 4e 75 6d 65 72 69 63 20 50 61 64 20 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e   ┆.4  Numeric Pad ................┆
0x007a0…007c0        2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 20 31 31 0d 0a 20 20 20 20 20 20 20 20 20 34   ┆................. 11           4┆
0x007c0…007e0        2e 33 2e 35 20 20 41 75 74 6f 6d 61 74 69 63 20 43 75 72 73 6f 72 20 4d 6f 76 65 6d 65 6e 74 20   ┆.3.5  Automatic Cursor Movement ┆
0x007e0…00800        2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 20 31 31 0d 0a 20 20 20 20 34 2e 34 20   ┆................... 11      4.4 ┆
0x00800…00820 (4,)   20 41 74 74 65 6e 74 69 6f 6e 20 4b 65 79 73 20 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e   ┆ Attention Keys ................┆
0x00820…00840        2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 20 31 32 0d 0a 20 20 20 20 34 2e   ┆..................... 12      4.┆
0x00840…00860        35 20 20 45 64 69 74 69 6e 67 20 4b 65 79 73 20 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e   ┆5  Editing Keys ................┆
0x00860…00880        2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 20 31 34 0d 0a 20 20 20 20   ┆....................... 14      ┆
0x00880…008a0        20 20 20 20 20 34 2e 35 2e 31 20 20 4b 65 79 73 20 74 6f 20 4d 6f 76 65 20 74 68 65 20 43 75 72   ┆     4.5.1  Keys to Move the Cur┆
0x008a0…008c0        73 6f 72 20 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 20 31 34 0d 0a 20 20   ┆sor ..................... 14    ┆
0x008c0…008e0        20 20 20 20 20 20 20 34 2e 35 2e 32 20 20 4b 65 79 73 20 74 6f 20 45 64 69 74 20 74 68 65 20 44   ┆       4.5.2  Keys to Edit the D┆
0x008e0…00900        61 74 61 20 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 20 31 36 0d 0a   ┆ata ....................... 16  ┆
0x00900…00920        20 20 20 20 34 2e 36 20 20 43 55 52 53 4f 52 2d 53 45 4c 45 43 54 20 4b 45 59 20 2e 2e 2e 2e 2e   ┆    4.6  CURSOR-SELECT KEY .....┆
0x00920…00940        2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 20 31 38   ┆............................. 18┆
0x00940…00960        20 20 0d 0a 20 20 20 20 20 20 20 20 20 34 2e 36 2e 31 20 20 43 75 72 73 6f 72 2d 53 65 6c 65 63   ┆             4.6.1  Cursor-Selec┆
0x00960…00980        74 20 4b 65 79 20 4f 70 65 72 61 74 69 6f 6e 73 20 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e   ┆t Key Operations ...............┆
0x00980…009a0        2e 20 31 38 0d 0a 20 20 20 20 20 20 20 20 20 34 2e 36 2e 32 20 20 43 75 72 73 6f 72 20 53 65 6c   ┆. 18           4.6.2  Cursor Sel┆
0x009a0…009c0        65 63 74 61 62 6c 65 20 46 69 65 6c 64 20 46 6f 72 6d 61 74 20 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e   ┆ectable Field Format ...........┆
0x009c0…009e0        2e 2e 2e 20 31 38 0d 0a 20 20 20 20 20 20 20 20 20 34 2e 36 2e 33 20 20 44 65 73 69 67 6e 61 74   ┆... 18           4.6.3  Designat┆
0x009e0…00a00        6f 72 20 43 68 61 72 61 63 74 65 72 73 20 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e   ┆or Characters ..................┆
0x00a00…00a20 (5,)   2e 2e 2e 2e 2e 20 31 39 0d 0a 0d 0a b0 35 2e 20 20 50 52 49 4e 54 45 52 20 46 55 4e 43 54 49 4f   ┆..... 19     5.  PRINTER FUNCTIO┆
0x00a20…00a40        4e 53 20 2e f0 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e   ┆NS . ...........................┆
0x00a40…00a60        2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 20 32 30 0d 0a 20 20 20 20 35 2e 31 20 20 50 72 69 6e 74 20 46   ┆........... 20      5.1  Print F┆
0x00a60…00a80        6f 72 6d 61 74 73 20 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e   ┆ormats .........................┆
0x00a80…00aa0        2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 20 32 30 0d 0a 20 20 20 20 20 20 20 20 20 35 2e 31 2e 31   ┆............. 20           5.1.1┆
0x00aa0…00ac0        20 20 54 72 61 6e 73 70 61 72 65 6e 74 20 50 72 69 6e 74 20 46 6f 72 6d 61 74 73 20 2e 2e 2e 2e   ┆  Transparent Print Formats ....┆
0x00ac0…00ae0        2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 20 32 31 0d 0a 20 20 20 20 20 20 20 20 20 35 2e 31   ┆............... 21           5.1┆
0x00ae0…00b00        2e 32 20 20 46 69 78 65 64 20 50 72 69 6e 74 20 46 6f 72 6d 61 74 73 20 2e 2e 2e 2e 2e 2e 2e 2e   ┆.2  Fixed Print Formats ........┆
0x00b00…00b20        2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 20 32 32 0d 0a 20 20 20 20 20 20 20 20 20 35   ┆................. 22           5┆
0x00b20…00b40        2e 31 2e 33 20 20 53 4e 41 20 53 43 53 20 50 72 69 6e 74 20 46 6f 72 6d 61 74 73 20 2e 2e 2e 2e   ┆.1.3  SNA SCS Print Formats ....┆
0x00b40…00b60        2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 20 32 32 0d 0a 20 20 20 20 35 2e 32 20   ┆................... 22      5.2 ┆
0x00b60…00b80        20 52 65 6d 6f 74 65 20 50 72 69 6e 74 69 6e 67 20 4f 70 65 72 61 74 69 6f 6e 73 20 2e 2e 2e 2e   ┆ Remote Printing Operations ....┆
0x00b80…00ba0        2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 20 32 33 0d 0a 20 20 20 20 35 2e   ┆..................... 23      5.┆
0x00ba0…00bc0        33 20 20 4c 6f 63 61 6c 20 43 6f 70 79 69 6e 67 20 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e   ┆3  Local Copying ...............┆
0x00bc0…00be0        2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 20 32 33 0d 0a 20 20 20 20   ┆....................... 23      ┆
0x00be0…00c00        35 2e 34 20 20 53 70 65 63 69 66 69 63 20 4f 70 65 72 61 74 69 6f 6e 61 6c 20 43 68 61 72 61 63   ┆5.4  Specific Operational Charac┆
0x00c00…00c20 (6,)   74 65 72 69 73 74 69 63 73 20 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 20 32 33 0d 0a 20 20   ┆teristics ............... 23    ┆
0x00c20…00c40        20 20 35 2e 35 20 20 52 65 73 75 6d 65 20 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e   ┆  5.5  Resume ..................┆
0x00c40…00c60        2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 20 32 34 0d 0a   ┆........................... 24  ┆
0x00c60…00c80        0d 0a b0 36 2e 20 20 4f 50 45 52 41 54 49 4e 47 20 50 52 4f 43 45 44 55 52 45 53 f0 20 2e 2e 2e   ┆   6.  OPERATING PROCEDURES  ...┆
0x00c80…00ca0        2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e   ┆................................┆
0x00ca0…00cc0        2e 20 32 35 0d 0a 20 20 20 20 36 2e 31 20 20 45 6d 75 6c 61 74 6f 72 20 4c 6f 61 64 69 6e 67 20   ┆. 25      6.1  Emulator Loading ┆
0x00cc0…00ce0        2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e   ┆................................┆
0x00ce0…00d00        2e 2e 2e 20 32 35 0d 0a 20 20 20 20 36 2e 32 20 20 45 6d 75 6c 61 74 6f 72 20 4f 70 65 72 61 74   ┆... 25      6.2  Emulator Operat┆
0x00d00…00d20        69 6f 6e 20 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e   ┆ion ............................┆
0x00d20…00d40        2e 2e 2e 2e 2e 20 32 35 0d 0a 20 20 20 20 20 20 20 20 20 36 2e 32 2e 31 20 20 48 6f 73 74 20 4c   ┆..... 25           6.2.1  Host L┆
0x00d40…00d60        69 6e 65 20 53 65 6c 65 63 74 69 6f 6e 20 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e   ┆ine Selection ..................┆
0x00d60…00d80        2e 2e 2e 2e 2e 2e 2e 20 32 36 0d 0a 20 20 20 20 36 2e 33 20 20 45 6d 75 6c 61 74 6f 72 20 4d 65   ┆....... 26      6.3  Emulator Me┆
0x00d80…00da0        73 73 61 67 65 73 20 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e   ┆ssages .........................┆
0x00da0…00dc0        2e 2e 2e 2e 2e 2e 2e 2e 2e 20 32 36 20 20 0d 0a 20 20 20 20 20 20 20 20 20 36 2e 33 2e 31 20 20   ┆......... 26             6.3.1  ┆
0x00dc0…00de0        48 6f 73 74 20 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e   ┆Host ...........................┆
0x00de0…00e00        2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 20 32 36 0d 0a 20 20 20 20 20 20 20 20 20 36 2e 33 2e 32   ┆............. 26           6.3.2┆
0x00e00…00e20 (7,)   20 20 43 6c 75 73 74 65 72 20 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e   ┆  Cluster ......................┆
0x00e20…00e40        2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 20 32 37 0d 0a 20 20 20 20 20 20 20 20 20 36 2e 33   ┆............... 27           6.3┆
0x00e40…00e60        2e 33 20 20 50 72 69 6e 74 65 72 20 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e   ┆.3  Printer ....................┆
0x00e60…00e80        2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 20 32 38 0d 0a 20 20 20 20 20 20 20 20 20 36   ┆................. 28           6┆
0x00e80…00ea0        2e 33 2e 34 20 20 4b 65 79 62 6f 61 72 64 20 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e   ┆.3.4  Keyboard .................┆
0x00ea0…00eb8        2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 20 32 39 0d 0a                           ┆................... 29  ┆
0x00eb8…00ebb        FormFeed {
0x00eb8…00ebb          0c 80 b6                                                                                          ┆   ┆
0x00eb8…00ebb        }
0x00ebb…00ec0        0a 0a 20 20 20                                                                                    ┆     ┆
0x00ec0…00ee0        20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 69 69 0d   ┆                             ii ┆
0x00ee0…00f00        0a 0d 0a b0 a1 54 41 42 4c 45 20 4f 46 20 43 4f 4e 54 45 4e 54 53 20 05 50 41 47 45 0d 0a 0d 0a   ┆     TABLE OF CONTENTS  PAGE    ┆
0x00f00…00f20        b0 20 20 20 20 f0 36 2e 34 20 20 52 65 76 65 61 6c 20 4d 6f 64 65 20 2e 2e 2e 2e 2e 2e 2e 2e 2e   ┆      6.4  Reveal Mode .........┆
0x00f20…00f40        2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 20   ┆............................... ┆
0x00f40…00f60        32 39 0d 0a 20 20 20 20 36 2e 35 20 20 55 70 64 61 74 69 6e 67 20 6f 66 20 50 61 72 61 6d 65 74   ┆29      6.5  Updating of Paramet┆
0x00f60…00f80        65 72 73 20 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e   ┆ers ............................┆
0x00f80…00fa0        2e 20 33 30 0d 0a 20 20 20 20 36 2e 36 20 20 53 63 72 65 65 6e 20 49 6d 61 67 65 20 54 69 6d 65   ┆. 30      6.6  Screen Image Time┆
0x00fa0…00fc0        6f 75 74 20 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e   ┆out ............................┆
0x00fc0…00fe0        2e 2e 2e 20 33 31 0d 0a 0d 0a b0 37 2e 20 20 43 4f 4e 46 49 47 55 52 41 54 49 4f 4e 20 50 41 52   ┆... 31     7.  CONFIGURATION PAR┆
0x00fe0…01000        41 4d 45 54 45 52 53 f0 20 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e   ┆AMETERS  .......................┆
0x01000…01020 (8,)   2e 2e 2e 2e 2e 2e 2e 2e 2e 20 33 32 0d 0a 20 20 20 20 37 2e 31 20 20 43 6c 75 73 74 65 72 20 43   ┆......... 32      7.1  Cluster C┆
0x01020…01040        6f 6e 63 65 70 74 20 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e   ┆oncept .........................┆
0x01040…01060        2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 20 33 32 0d 0a 20 20 20 20 20 20 20 20 20 37 2e 31 2e 31 20 20   ┆........... 32           7.1.1  ┆
0x01060…01080        44 65 76 69 63 65 20 41 64 64 72 65 73 73 69 6e 67 20 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e   ┆Device Addressing ..............┆
0x01080…010a0        2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 20 33 32 0d 0a 20 20 20 20 37 2e 32 20 20 43 6f 6e 66 69   ┆............. 32      7.2  Confi┆
0x010a0…010c0        67 75 72 69 6e 67 20 61 20 54 65 72 6d 69 6e 61 6c 20 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e   ┆guring a Terminal ..............┆
0x010c0…010e0        2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 20 33 33 0d 0a 20 20 20 20 20 20 20 20 20 37 2e 32   ┆............... 33           7.2┆
0x010e0…01100        2e 31 20 20 49 6e 69 74 69 61 6c 20 53 65 74 74 69 6e 67 20 6f 66 20 53 65 63 6f 6e 64 61 72 79   ┆.1  Initial Setting of Secondary┆
0x01100…01120        20 41 64 64 72 65 73 73 20 2e 2e 2e 2e 2e 2e 2e 2e 20 33 34 0d 0a 20 20 20 20 20 20 20 20 20 37   ┆ Address ........ 34           7┆
0x01120…01140        2e 32 2e 32 20 20 53 65 74 74 69 6e 67 20 6f 66 20 6f 74 68 65 72 20 50 61 72 61 6d 65 74 65 72   ┆.2.2  Setting of other Parameter┆
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0x01160…01180        59 53 54 45 4d 20 4d 4f 4e 49 54 4f 52 49 4e 47 f0 20 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e   ┆YSTEM MONITORING  ..............┆
0x01180…011a0        2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 20 33 39 0d 0a 20 20   ┆......................... 39    ┆
0x011a0…011c0        20 20 38 2e 31 20 20 53 74 61 74 69 73 74 69 63 73 20 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e   ┆  8.1  Statistics ..............┆
0x011c0…011e0        2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 20 33 39 0d 0a   ┆........................... 39  ┆
0x011e0…01200        0d 0a 0d 0a b0 a1 41 50 50 45 4e 44 49 43 45 53 3a 0d 0a 0d 0a b0 41 2e 20 20 52 45 46 45 52 45   ┆      APPENDICES:     A.  REFERE┆
0x01200…01220 (9,)   4e 43 45 53 f0 20 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e   ┆NCES  ..........................┆
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0x01240…01260        43 4f 4e 46 49 47 55 52 41 54 49 4f 4e 20 53 43 52 45 45 4e 20 49 4d 41 47 45 f0 20 2e 2e 2e 2e   ┆CONFIGURATION SCREEN IMAGE  ....┆
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0x01280…012a0        0a b0 43 2e 20 20 4b 45 59 42 4f 41 52 44 20 4c 41 59 4f 55 54 f0 20 2e 2e 2e 2e 2e 2e 2e 2e 2e   ┆  C.  KEYBOARD LAYOUT  .........┆
0x012a0…012c0        2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e   ┆................................┆
0x012c0…012e0        20 34 33 0d 0a 0d 0a b0 44 2e 20 20 45 42 43 44 49 43 20 43 48 41 52 41 43 54 45 52 20 53 45 54   ┆ 43     D.  EBCDIC CHARACTER SET┆
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0x01300…01320        2e 2e 2e 2e 2e 2e 20 34 34 0d 0a 0d 0a b0 45 2e 20 20 41 52 41 42 49 43 20 4b 45 59 42 4f 41 52   ┆...... 44     E.  ARABIC KEYBOAR┆
0x01320…01340        44 20 43 4f 4e 56 45 52 53 49 4f 4e f0 20 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e   ┆D CONVERSION  ..................┆
0x01340…01360        2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 20 34 35 0d 0a 0d 0a b0 46 2e 20 20 50 52 49 4e 54 45 52 20   ┆............ 45     F.  PRINTER ┆
0x01360…01380        43 4f 44 45 20 53 45 54 f0 20 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e   ┆CODE SET  ......................┆
0x01380…01397        2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 2e 20 34 36 0d 0a                              ┆.................. 46  ┆
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0x01397…0139a          0c 80 a1                                                                                          ┆   ┆
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0x0139a…0139b        0a                                                                                                ┆ ┆
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0x0139b…0139e          0c 80 80                                                                                          ┆   ┆
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0x0139e…013a0        0a 20                                                                                             ┆  ┆
0x013a0…013c0        20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 0b   ┆                                ┆
0x013c0…013e0        05 14 b3 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20   ┆                                ┆
0x013e0…01400        20 20 20 0b 20 20 0a b0 a1 31 2e 20 20 20 20 20 20 20 49 4e 54 52 4f 44 55 43 54 49 4f 4e e1 0d   ┆         1.       INTRODUCTION  ┆
0x01400…01420 (10,)  0a 0d 0a 20 20 20 20 20 20 20 20 20 84 54 68 65 20 52 43 38 35 35 20 44 69 73 70 6c 61 79 20 54   ┆             The RC855 Display T┆
0x01420…01440        65 72 6d 69 6e 61 6c 20 69 73 20 64 65 73 69 67 6e 65 64 20 66 6f 72 20 74 68 65 20 63 6f 6e 73   ┆erminal is designed for the cons┆
0x01440…01460        74 72 75 63 80 0a 19 89 80 80 74 69 6f 6e 20 6f 66 20 64 69 73 74 72 69 62 75 74 65 64 20 73 79   ┆truc      tion of distributed sy┆
0x01460…01480        73 74 65 6d 73 20 69 6e 20 77 68 69 63 68 20 65 61 63 68 20 64 69 73 70 6c 61 79 20 74 65 72 6d   ┆stems in which each display term┆
0x01480…014a0        69 80 0a 19 89 80 80 6e 61 6c 20 69 6e 20 61 20 63 6c 75 73 74 65 72 20 63 6f 6e 66 69 67 75 72   ┆i      nal in a cluster configur┆
0x014a0…014c0        61 74 69 6f 6e 20 63 61 6e 20 62 65 20 75 73 65 64 20 69 6e 74 65 72 63 68 61 6e 67 65 80 0a 19   ┆ation can be used interchange   ┆
0x014c0…014e0        89 80 80 61 62 6c 79 20 66 6f 72 20 63 6f 6d 6d 75 6e 69 63 61 74 69 6f 6e 20 77 69 74 68 20 61   ┆   ably for communication with a┆
0x014e0…01500        20 68 6f 73 74 20 63 6f 6d 70 75 74 65 72 20 61 6e 64 20 61 73 20 61 20 0a 19 89 80 80 6c 6f 63   ┆ host computer and as a      loc┆
0x01500…01520        61 6c 20 6d 69 63 72 6f 63 6f 6d 70 75 74 65 72 20 73 79 73 74 65 6d 2e 0d 0a 0d 0a 20 20 20 20   ┆al microcomputer system.        ┆
0x01520…01540        20 20 20 20 20 84 54 68 65 20 52 43 38 35 35 20 69 73 20 61 20 6d 65 6d 62 65 72 20 6f 66 20 74   ┆      The RC855 is a member of t┆
0x01540…01560        68 65 20 52 43 38 35 30 20 66 61 6d 69 6c 79 20 6f 66 20 69 6e 74 65 6c 6c 69 67 65 6e 74 20 0a   ┆he RC850 family of intelligent  ┆
0x01560…01580        19 89 80 80 64 69 73 70 6c 61 79 20 74 65 72 6d 69 6e 61 6c 73 2e 20 54 68 65 20 75 73 65 20 6f   ┆    display terminals. The use o┆
0x01580…015a0        66 20 61 20 6d 69 63 72 6f 63 6f 6d 70 75 74 65 72 20 61 73 20 74 68 65 20 0a 19 89 80 80 62 61   ┆f a microcomputer as the      ba┆
0x015a0…015c0        73 69 73 20 6f 66 20 61 6c 6c 20 52 43 38 35 30 20 64 69 73 70 6c 61 79 20 74 65 72 6d 69 6e 61   ┆sis of all RC850 display termina┆
0x015c0…015e0        6c 73 20 6d 61 6b 65 73 20 69 74 20 70 6f 73 73 69 62 6c 65 20 0a 19 89 80 80 74 6f 20 65 6d 75   ┆ls makes it possible      to emu┆
0x015e0…01600        6c 61 74 65 20 61 20 6e 75 6d 62 65 72 20 6f 66 20 64 69 66 66 65 72 65 6e 74 20 74 65 72 6d 69   ┆late a number of different termi┆
0x01600…01620 (11,)  6e 61 6c 73 20 6f 6e 20 74 68 65 20 6d 61 72 6b 65 74 20 0a 19 89 80 80 61 73 20 77 65 6c 6c 20   ┆nals on the market      as well ┆
0x01620…01640        61 73 20 74 6f 20 65 78 65 63 75 74 65 20 61 20 76 61 72 69 65 74 79 20 6f 66 20 6c 6f 63 61 6c   ┆as to execute a variety of local┆
0x01640…01660        20 74 65 72 6d 69 6e 61 6c 73 20 65 78 69 73 74 20 0a 19 89 80 80 61 63 63 6f 72 64 69 6e 67 6c   ┆ terminals exist      accordingl┆
0x01660…01680        79 20 69 6e 20 73 65 76 65 72 61 6c 20 64 69 66 66 65 72 65 6e 74 20 76 65 72 73 69 6f 6e 73 2e   ┆y in several different versions.┆
0x01680…016a0        0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 54 68 65 20 52 43 38 35 35 20 69 73 20 69 6e 20 70 72   ┆              The RC855 is in pr┆
0x016a0…016c0        69 6e 63 69 70 6c 65 20 61 20 73 6f 66 74 2d 70 72 6f 67 72 61 6d 6d 65 64 20 76 65 72 73 69 6f   ┆inciple a soft-programmed versio┆
0x016c0…016e0        6e 3a 20 61 20 0a 19 89 80 80 76 65 72 73 61 74 69 6c 65 20 77 6f 72 6b 20 73 74 61 74 69 6f 6e   ┆n: a      versatile work station┆
0x016e0…01700        2c 20 77 68 69 63 68 20 63 61 6e 20 62 65 20 61 6c 74 65 72 6e 61 74 65 6c 79 20 6c 6f 61 64 65   ┆, which can be alternately loade┆
0x01700…01720        64 20 0a 19 89 80 80 77 69 74 68 20 63 6f 6d 6d 75 6e 69 63 61 74 69 6f 6e 20 70 72 6f 67 72 61   ┆d      with communication progra┆
0x01720…01740        6d 73 20 61 6e 64 20 70 72 6f 67 72 61 6d 73 20 66 6f 72 20 6c 6f 63 61 6c 20 0a 19 89 80 80 61   ┆ms and programs for local      a┆
0x01740…01760        70 70 6c 69 63 61 74 69 6f 6e 73 20 66 72 6f 6d 20 61 6e 20 61 74 74 61 63 68 65 64 20 64 69 73   ┆pplications from an attached dis┆
0x01760…01780        6b 65 74 74 65 20 64 72 69 76 65 2e 0d 0a 0d 0a 0d 0a b0 a1 31 2e 31 20 20 20 20 20 20 43 6c 75   ┆kette drive.        1.1      Clu┆
0x01780…017a0        73 74 65 72 20 43 6f 6e 63 65 70 74 e1 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 54 68 65 20 52   ┆ster Concept               The R┆
0x017a0…017c0        43 38 39 30 2f 52 43 38 35 35 20 63 6c 75 73 74 65 72 20 63 6f 6e 73 69 73 74 73 20 6f 66 20 61   ┆C890/RC855 cluster consists of a┆
0x017c0…017e0        20 52 43 38 39 30 20 43 6f 6e 74 72 6f 6c 20 55 6e 69 74 20 0a 19 89 80 80 28 43 55 29 20 61 6e   ┆ RC890 Control Unit      (CU) an┆
0x017e0…01800        64 20 61 20 6e 75 6d 62 65 72 20 6f 66 20 52 43 38 35 35 20 74 65 72 6d 69 6e 61 6c 73 20 77 68   ┆d a number of RC855 terminals wh┆
0x01800…01820 (12,)  69 63 68 20 61 72 65 20 70 72 6f 67 72 61 6d 80 0a 19 89 80 80 6d 65 64 20 61 73 20 49 42 4d 20   ┆ich are program      med as IBM ┆
0x01820…01840        33 32 37 30 20 44 69 73 70 6c 61 79 20 53 74 61 74 69 6f 6e 73 2e 20 54 68 65 20 52 43 38 39 30   ┆3270 Display Stations. The RC890┆
0x01840…01860        20 43 6f 6e 74 72 6f 6c 20 55 6e 69 74 20 0a 19 89 80 80 70 65 72 6d 69 74 73 20 74 68 65 20 52   ┆ Control Unit      permits the R┆
0x01860…01880        43 38 35 35 20 74 65 72 6d 69 6e 61 6c 73 20 74 6f 20 61 63 63 65 73 73 20 68 6f 73 74 20 73 79   ┆C855 terminals to access host sy┆
0x01880…018a0        73 74 65 6d 73 20 0a 19 89 80 80 75 74 69 6c 69 7a 69 6e 67 20 74 68 65 20 53 4e 41 2f 53 44 4c   ┆stems      utilizing the SNA/SDL┆
0x018a0…018c0        43 20 61 73 20 77 65 6c 6c 20 61 73 20 74 68 65 20 42 53 43 20 70 72 6f 74 6f 63 6f 6c 20 66 6f   ┆C as well as the BSC protocol fo┆
0x018c0…018e0        72 20 0a 19 89 80 80 72 65 6d 6f 74 65 20 63 6f 6e 6e 65 63 74 69 6f 6e 20 6f 66 20 49 42 4d 20   ┆r      remote connection of IBM ┆
0x018e0…01900        33 32 37 30 20 44 69 73 70 6c 61 79 20 53 74 61 74 69 6f 6e 73 2e 20 54 68 65 20 0a 19 89 80 80   ┆3270 Display Stations. The      ┆
0x01900…01920        52 43 38 35 35 20 74 65 72 6d 69 6e 61 6c 73 20 61 72 65 20 63 6f 6e 6e 65 63 74 65 64 20 74 6f   ┆RC855 terminals are connected to┆
0x01920…01940        20 74 68 65 20 43 55 20 62 79 20 6d 65 61 6e 73 20 6f 66 20 61 20 0a 19 89 80 80 6d 75 6c 74 69   ┆ the CU by means of a      multi┆
0x01940…01960        64 72 6f 70 70 65 64 20 74 65 72 6d 69 6e 61 6c 20 6e 65 74 77 6f 72 6b 2c 20 63 61 6c 6c 65 64   ┆dropped terminal network, called┆
0x01960…01980        20 52 63 43 69 72 63 75 69 74 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 41 70 70 6c 69 63 61   ┆ RcCircuit.              Applica┆
0x01980…019a0        74 69 6f 6e 20 70 72 6f 67 72 61 6d 73 20 66 6f 72 20 52 43 38 35 35 20 74 65 72 6d 69 6e 61 6c   ┆tion programs for RC855 terminal┆
0x019a0…019c0        73 20 63 6f 6e 6e 65 63 74 65 64 20 74 6f 20 0a 19 89 80 80 74 68 65 20 52 43 38 39 30 20 43 6f   ┆s connected to      the RC890 Co┆
0x019c0…019e0        6e 74 72 6f 6c 20 55 6e 69 74 20 61 72 65 20 64 6f 77 6e 6c 69 6e 65 20 6c 6f 61 64 65 64 20 66   ┆ntrol Unit are downline loaded f┆
0x019e0…01a00        72 6f 6d 20 64 69 73 6b 80 0a 19 89 80 80 65 74 74 65 2c 20 61 66 74 65 72 20 6f 70 74 69 6f 6e   ┆rom disk      ette, after option┆
0x01a00…01a20 (13,)  61 6c 20 73 65 6c 65 63 74 69 6f 6e 20 66 72 6f 6d 20 61 20 6d 65 6e 75 2e 0d 0a 0d 0a 20 20 20   ┆al selection from a menu.       ┆
0x01a20…01a40        20 20 20 20 20 20 84 46 75 72 74 68 65 72 20 69 6e 66 6f 72 6d 61 74 69 6f 6e 20 6f 6e 20 74 68   ┆       Further information on th┆
0x01a40…01a60        65 20 52 43 38 39 30 20 43 6f 6e 74 72 6f 6c 20 55 6e 69 74 20 63 61 6e 20 62 65 20 0a 19 89 80   ┆e RC890 Control Unit can be     ┆
0x01a60…01a80        80 66 6f 75 6e 64 20 69 6e 20 72 65 66 65 72 65 6e 63 65 20 28 31 29 2e 0d 0a 0d 0a 0d 0a b0 a1   ┆ found in reference (1).        ┆
0x01a80…01aa0        31 2e 32 20 20 20 20 20 20 54 65 72 6d 69 6e 61 6c 20 43 6f 6e 66 69 67 75 72 61 74 69 6f 6e e1   ┆1.2      Terminal Configuration ┆
0x01aa0…01ac0        0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 54 68 65 20 66 75 6e 63 74 69 6f 6e 69 6e 67 20 6f 66   ┆              The functioning of┆
0x01ac0…01ae0        20 74 68 65 20 74 65 72 6d 69 6e 61 6c 20 72 75 6e 6e 69 6e 67 20 74 68 65 20 49 42 4d 20 33 32   ┆ the terminal running the IBM 32┆
0x01ae0…01b00        37 30 20 20 0a 19 89 80 80 65 6d 75 6c 61 74 6f 72 20 69 73 20 61 66 66 65 63 74 65 64 20 62 79   ┆70       emulator is affected by┆
0x01b00…01b20        20 61 20 6e 75 6d 62 65 72 20 6f 66 20 63 6f 6e 66 69 67 75 72 61 74 69 6f 6e 20 70 61 72 61 6d   ┆ a number of configuration param┆
0x01b20…01b40        80 0a 19 89 80 80 65 74 65 72 73 2e 20 54 68 65 73 65 20 70 61 72 61 6d 65 74 65 72 73 20 6d 61   ┆      eters. These parameters ma┆
0x01b40…01b60        79 20 62 65 20 63 68 61 6e 67 65 64 20 75 6e 64 65 72 20 70 72 6f 67 72 61 6d 20 0a 19 89 80 80   ┆y be changed under program      ┆
0x01b60…01b80        63 6f 6e 74 72 6f 6c 2e 20 4d 6f 64 69 66 69 63 61 74 69 6f 6e 20 6f 66 20 74 68 65 20 63 6f 6e   ┆control. Modification of the con┆
0x01b80…01ba0        66 69 67 75 72 61 74 69 6f 6e 20 70 61 72 61 6d 65 74 65 72 20 0a 19 89 80 80 76 61 6c 75 65 73   ┆figuration parameter      values┆
0x01ba0…01bc0        20 74 61 6b 65 73 20 70 6c 61 63 65 20 62 79 20 61 20 73 65 70 65 72 61 74 65 20 63 6f 6e 66 69   ┆ takes place by a seperate confi┆
0x01bc0…01be0        67 75 72 61 74 69 6f 6e 20 70 72 6f 67 72 61 6d 20 0a 19 89 80 80 62 65 66 6f 72 65 20 74 68 65   ┆guration program      before the┆
0x01be0…01c00        20 65 6d 75 6c 61 74 6f 72 20 69 73 20 73 74 61 72 74 65 64 2e 20 54 68 65 20 63 6f 6e 66 69 67   ┆ emulator is started. The config┆
0x01c00…01c20 (14,)  75 72 61 74 69 6f 6e 20 70 61 72 61 6d 80 0a 19 89 80 80 65 74 65 72 20 76 61 6c 75 65 73 20 61   ┆uration param      eter values a┆
0x01c20…01c40        72 65 20 73 74 6f 72 65 64 20 69 6e 20 74 68 65 20 6e 6f 6e 2d 76 6f 6c 61 74 69 6c 65 20 6d 65   ┆re stored in the non-volatile me┆
0x01c40…01c60        6d 6f 72 79 2c 20 77 68 69 63 68 20 0a 19 89 80 80 6d 65 61 6e 73 20 74 68 65 79 20 61 72 65 20   ┆mory, which      means they are ┆
0x01c60…01c80        6b 65 70 74 20 70 65 72 6d 61 6e 65 6e 74 6c 79 2c 20 61 6c 73 6f 20 77 68 65 6e 20 74 68 65 20   ┆kept permanently, also when the ┆
0x01c80…01ca0        74 65 72 6d 69 6e 61 6c 20 0a 19 89 80 80 69 73 20 70 6f 77 65 72 65 64 20 64 6f 77 6e 2e 0d 0a   ┆terminal      is powered down.  ┆
0x01ca0…01cc0        0d 0a 20 20 20 20 20 20 20 20 20 84 41 20 66 65 77 20 6f 66 20 74 68 65 20 63 6f 6e 66 69 67 75   ┆            A few of the configu┆
0x01cc0…01ce0        72 61 74 69 6f 6e 20 70 61 72 61 6d 65 74 65 72 20 76 61 6c 75 65 73 20 6d 61 79 20 61 6c 73 6f   ┆ration parameter values may also┆
0x01ce0…01d00        20 62 65 20 0a 19 89 80 80 63 68 61 6e 67 65 64 20 61 66 74 65 72 20 74 68 65 20 65 6d 75 6c 61   ┆ be      changed after the emula┆
0x01d00…01d20        74 6f 72 20 68 61 73 20 62 65 65 6e 20 73 74 61 72 74 65 64 2e 20 43 6f 6e 66 69 67 75 72 80 0a   ┆tor has been started. Configur  ┆
0x01d20…01d40        19 89 80 80 61 74 69 6f 6e 20 70 61 72 61 6d 65 74 65 72 73 20 61 72 65 20 64 65 73 63 72 69 62   ┆    ation parameters are describ┆
0x01d40…01d60        65 64 20 69 6e 20 6d 6f 72 65 20 64 65 74 61 69 6c 20 69 6e 20 73 65 63 80 0a 19 89 80 80 74 69   ┆ed in more detail in sec      ti┆
0x01d60…01d74        6f 6e 73 20 37 2e 32 2e 32 20 61 6e 64 20 36 2e 35 2e 0d 0a                                       ┆ons 7.2.2 and 6.5.  ┆
0x01d74…01d77        FormFeed {
0x01d74…01d77          0c 80 b9                                                                                          ┆   ┆
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0x01d77…01d80        0a b0 a1 31 2e 33 20 20 20                                                                        ┆   1.3   ┆
0x01d80…01da0        20 20 20 45 6d 75 6c 61 74 6f 72 20 4f 70 65 72 61 74 69 6f 6e 0d 0a 0d 0a 20 20 20 20 20 20 20   ┆   Emulator Operation           ┆
0x01da0…01dc0        20 20 84 41 20 63 6c 75 73 74 65 72 20 6f 66 20 52 43 38 35 35 20 74 65 72 6d 69 6e 61 6c 73 20   ┆   A cluster of RC855 terminals ┆
0x01dc0…01de0        72 75 6e 6e 69 6e 67 20 74 68 65 20 49 42 4d 20 33 32 37 30 20 42 53 43 20 0a 19 89 80 80 65 6d   ┆running the IBM 3270 BSC      em┆
0x01de0…01e00        75 6c 61 74 6f 72 20 70 72 6f 67 72 61 6d 73 20 77 69 6c 6c 20 63 6f 6d 6d 75 6e 69 63 61 74 65   ┆ulator programs will communicate┆
0x01e00…01e20 (15,)  20 77 69 74 68 20 61 20 68 6f 73 74 20 63 6f 6d 70 75 74 65 72 20 0a 19 89 80 80 69 6e 20 74 68   ┆ with a host computer      in th┆
0x01e20…01e40        65 20 73 61 6d 65 20 66 61 73 68 69 6f 6e 20 61 73 20 61 6e 20 49 42 4d 20 33 32 37 30 20 63 6c   ┆e same fashion as an IBM 3270 cl┆
0x01e40…01e60        75 73 74 65 72 20 63 6f 6e 74 72 6f 6c 20 75 6e 69 74 20 0a 19 89 80 80 75 73 69 6e 67 20 74 68   ┆uster control unit      using th┆
0x01e60…01e80        65 20 42 53 43 20 6f 72 20 53 4e 41 2f 53 44 4c 43 20 63 6f 6d 6d 75 6e 69 63 61 74 69 6f 6e 20   ┆e BSC or SNA/SDLC communication ┆
0x01e80…01ea0        6c 69 6e 65 20 64 69 73 63 69 70 6c 69 6e 65 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 46 72   ┆line discipline.              Fr┆
0x01ea0…01ec0        6f 6d 20 74 68 65 20 6f 70 65 72 61 74 6f 72 20 70 6f 69 6e 74 20 6f 66 20 76 69 65 77 2c 20 65   ┆om the operator point of view, e┆
0x01ec0…01ee0        61 63 68 20 74 65 72 6d 69 6e 61 6c 20 69 6e 20 74 68 65 20 0a 19 89 80 80 63 6c 75 73 74 65 72   ┆ach terminal in the      cluster┆
0x01ee0…01f00        20 77 6f 72 6b 73 20 61 73 20 61 6e 20 49 42 4d 20 33 32 37 37 20 6d 6f 64 65 6c 20 32 20 64 69   ┆ works as an IBM 3277 model 2 di┆
0x01f00…01f20        73 70 6c 61 79 20 73 74 61 74 69 6f 6e 2e 20 0a 19 89 80 80 48 6f 77 65 76 65 72 2c 20 74 68 65   ┆splay station.      However, the┆
0x01f20…01f40        20 52 43 38 35 35 20 6b 65 79 62 6f 61 72 64 20 68 61 73 20 61 20 64 69 66 66 65 72 65 6e 74 20   ┆ RC855 keyboard has a different ┆
0x01f40…01f60        6c 61 79 6f 75 74 20 61 6e 64 20 0a 19 89 80 80 63 65 72 74 61 69 6e 20 65 78 74 65 6e 73 69 6f   ┆layout and      certain extensio┆
0x01f60…01f80        6e 73 20 77 68 65 6e 20 63 6f 6d 70 61 72 65 64 20 77 69 74 68 20 74 68 65 20 63 6f 72 72 65 73   ┆ns when compared with the corres┆
0x01f80…01fa0        70 6f 6e 64 69 6e 67 20 0a 19 89 80 80 49 42 4d 20 74 79 70 65 77 72 69 74 65 72 20 6b 65 79 62   ┆ponding      IBM typewriter keyb┆
0x01fa0…01fc0        6f 61 72 64 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 41 20 33 32 37 30 20 6f 72 69 65 6e 74   ┆oard.              A 3270 orient┆
0x01fc0…01fe0        65 64 20 61 70 70 6c 69 63 61 74 69 6f 6e 20 70 72 6f 67 72 61 6d 20 69 6e 20 74 68 65 20 68 6f   ┆ed application program in the ho┆
0x01fe0…02000        73 74 20 63 6f 6d 70 75 74 65 72 20 0a 19 89 80 80 63 6f 6d 6d 75 6e 69 63 61 74 65 73 20 77 69   ┆st computer      communicates wi┆
0x02000…02020 (16,)  74 68 20 74 68 65 20 6f 70 65 72 61 74 6f 72 20 74 68 72 6f 75 67 68 20 61 20 73 65 72 69 65 73   ┆th the operator through a series┆
0x02020…02040        20 6f 66 20 0a 19 89 80 80 64 69 73 70 6c 61 79 20 73 63 72 65 65 6e 20 69 6d 61 67 65 73 2e 20   ┆ of      display screen images. ┆
0x02040…02060        41 6e 20 69 6d 61 67 65 20 6f 66 20 74 68 65 20 64 61 74 61 20 74 72 61 6e 73 6d 69 74 74 65 64   ┆An image of the data transmitted┆
0x02060…02080        20 0a 19 89 80 80 66 72 6f 6d 20 74 68 65 20 68 6f 73 74 20 69 73 20 64 69 73 70 6c 61 79 65 64   ┆      from the host is displayed┆
0x02080…020a0        20 61 74 20 74 68 65 20 74 65 72 6d 69 6e 61 6c 2e 20 42 79 20 6d 65 61 6e 73 20 6f 66 20 0a 19   ┆ at the terminal. By means of   ┆
0x020a0…020c0        89 80 80 74 68 65 20 6b 65 79 62 6f 61 72 64 2c 20 74 68 65 20 6f 70 65 72 61 74 6f 72 20 63 61   ┆   the keyboard, the operator ca┆
0x020c0…020e0        6e 20 65 6e 74 65 72 2c 20 6d 6f 64 69 66 79 2c 20 6f 72 20 65 72 61 73 65 20 0a 19 89 80 80 64   ┆n enter, modify, or erase      d┆
0x020e0…02100        61 74 61 20 6f 6e 20 74 68 65 20 64 69 73 70 6c 61 79 2c 20 61 6e 64 20 63 61 75 73 65 20 74 68   ┆ata on the display, and cause th┆
0x02100…02120        65 20 72 65 76 69 73 65 64 20 64 61 74 61 20 74 6f 20 62 65 20 0a 19 89 80 80 72 65 74 75 72 6e   ┆e revised data to be      return┆
0x02120…02140        65 64 20 74 6f 20 74 68 65 20 68 6f 73 74 20 66 6f 72 20 73 74 6f 72 61 67 65 20 6f 72 20 66 75   ┆ed to the host for storage or fu┆
0x02140…02160        72 74 68 65 72 20 70 72 6f 63 65 73 73 69 6e 67 2e 20 0a 19 89 80 80 50 72 69 6e 74 65 64 20 63   ┆rther processing.      Printed c┆
0x02160…02180        6f 70 79 20 6f 66 20 64 61 74 61 20 64 69 73 70 6c 61 79 65 64 20 61 74 20 61 20 74 65 72 6d 69   ┆opy of data displayed at a termi┆
0x02180…021a0        6e 61 6c 20 6f 72 20 74 72 61 6e 73 80 0a 19 89 80 80 6d 69 74 74 65 64 20 66 72 6f 6d 20 74 68   ┆nal or trans      mitted from th┆
0x021a0…021c0        65 20 68 6f 73 74 20 6d 61 79 20 62 65 20 70 72 6f 76 69 64 65 64 20 62 79 20 61 6e 20 61 74 74   ┆e host may be provided by an att┆
0x021c0…021e0        61 63 68 65 64 20 0a 19 89 80 80 70 72 69 6e 74 65 72 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20   ┆ached      printer.             ┆
0x021e0…02200        84 4e 6f 72 6d 61 6c 6c 79 20 74 68 65 20 61 70 70 6c 69 63 61 74 69 6f 6e 20 70 72 6f 67 72 61   ┆ Normally the application progra┆
0x02200…02220 (17,)  6d 20 73 75 70 70 6c 69 65 73 20 61 20 22 66 6f 72 6d 22 20 66 6f 72 20 0a 19 89 80 80 74 68 65   ┆m supplies a "form" for      the┆
0x02220…02240        20 6f 70 65 72 61 74 6f 72 20 74 6f 20 66 69 6c 6c 20 69 6e 20 61 6e 64 20 72 65 74 75 72 6e 2e   ┆ operator to fill in and return.┆
0x02240…02260        20 41 20 66 6f 72 6d 61 74 74 65 64 20 73 63 72 65 65 6e 20 0a 19 89 80 80 69 6d 61 67 65 20 63   ┆ A formatted screen      image c┆
0x02260…02280        6f 6e 73 69 73 74 73 20 6f 66 20 70 72 6f 74 65 63 74 65 64 20 66 69 65 6c 64 73 20 63 6f 6e 74   ┆onsists of protected fields cont┆
0x02280…022a0        61 69 6e 69 6e 67 20 67 75 69 64 65 20 0a 19 89 80 80 74 65 78 74 73 20 61 6e 64 20 75 6e 70 72   ┆aining guide      texts and unpr┆
0x022a0…022c0        6f 74 65 63 74 65 64 20 66 69 65 6c 64 73 20 66 6f 72 20 75 73 65 72 20 69 6e 70 75 74 2e 20 45   ┆otected fields for user input. E┆
0x022c0…022e0        61 63 68 20 73 63 72 65 65 6e 20 0a 19 89 80 80 69 6d 61 67 65 20 66 69 65 6c 64 20 62 65 67 69   ┆ach screen      image field begi┆
0x022e0…02300        6e 73 20 77 69 74 68 20 61 20 73 6f 63 61 6c 6c 65 64 20 61 74 74 72 69 62 75 74 65 20 63 68 61   ┆ns with a socalled attribute cha┆
0x02300…02320        72 61 63 74 65 72 2c 20 0a 19 89 80 80 77 68 69 63 68 20 6f 63 63 75 70 69 65 73 20 61 20 63 68   ┆racter,      which occupies a ch┆
0x02320…02340        61 72 61 63 74 65 72 20 70 6f 73 69 74 69 6f 6e 20 6f 6e 20 74 68 65 20 64 69 73 70 6c 61 79 2c   ┆aracter position on the display,┆
0x02340…02360        20 62 75 74 20 0a 19 89 80 80 69 73 20 73 68 6f 77 6e 20 61 73 20 61 20 62 6c 61 6e 6b 2e 0d 0a   ┆ but      is shown as a blank.  ┆
0x02360…02380        0d 0a 20 20 20 20 20 20 20 20 20 84 54 68 65 20 6f 70 65 72 61 74 6f 72 20 6d 61 79 20 63 61 75   ┆            The operator may cau┆
0x02380…023a0        73 65 20 69 6e 66 6f 72 6d 61 74 69 6f 6e 20 74 6f 20 62 65 20 74 72 61 6e 73 6d 69 74 74 65 64   ┆se information to be transmitted┆
0x023a0…023c0        20 74 6f 20 0a 19 89 80 80 74 68 65 20 68 6f 73 74 20 63 6f 6d 70 75 74 65 72 20 28 61 70 70 6c   ┆ to      the host computer (appl┆
0x023c0…023e0        69 63 61 74 69 6f 6e 20 70 72 6f 67 72 61 6d 29 20 62 79 20 70 72 65 73 73 69 6e 67 20 61 6e 20   ┆ication program) by pressing an ┆
0x023e0…02400        0a 19 89 80 80 61 74 74 65 6e 74 69 6f 6e 20 6b 65 79 2e 20 50 72 65 73 73 69 6e 67 20 61 20 64   ┆     attention key. Pressing a d┆
0x02400…02420 (18,)  61 74 61 20 61 74 74 65 6e 74 69 6f 6e 20 6b 65 79 2c 20 69 2e 65 2e 20 53 45 4e 44 20 0a 19 89   ┆ata attention key, i.e. SEND    ┆
0x02420…02440        80 80 6f 72 20 50 46 2c 20 63 61 75 73 65 73 20 74 68 65 20 63 6f 6e 74 65 6e 74 73 20 6f 66 20   ┆  or PF, causes the contents of ┆
0x02440…02460        6d 6f 64 69 66 69 65 64 20 66 69 65 6c 64 73 20 6f 6e 20 74 68 65 20 0a 19 89 80 80 64 69 73 70   ┆modified fields on the      disp┆
0x02460…02480        6c 61 79 20 74 6f 20 62 65 20 74 72 61 6e 73 6d 69 74 74 65 64 2e 0d 0a 0d 0a 20 20 20 20 20 20   ┆lay to be transmitted.          ┆
0x02480…024a0        20 20 20 84 42 79 20 61 74 74 61 63 68 69 6e 67 20 6f 6e 65 20 6f 72 20 6d 6f 72 65 20 70 72 69   ┆    By attaching one or more pri┆
0x024a0…024c0        6e 74 65 72 73 20 74 6f 20 74 68 65 20 63 6c 75 73 74 65 72 20 69 74 20 69 73 20 0a 19 89 80 80   ┆nters to the cluster it is      ┆
0x024c0…024e0        70 6f 73 73 69 62 6c 65 20 74 6f 20 6f 62 74 61 69 6e 20 64 61 74 61 20 70 72 69 6e 74 6f 75 74   ┆possible to obtain data printout┆
0x024e0…02500        73 20 6f 66 20 74 68 65 20 73 63 72 65 65 6e 20 69 6d 61 67 65 73 20 0a 19 89 80 80 6f 72 20 66   ┆s of the screen images      or f┆
0x02500…02520        72 6f 6d 20 74 68 65 20 68 6f 73 74 20 63 6f 6d 70 75 74 65 72 20 64 69 72 65 63 74 6c 79 2e 0d   ┆rom the host computer directly. ┆
0x02520…02540        0a 0d 0a 20 20 20 20 20 20 20 20 20 84 44 65 74 61 69 6c 65 64 20 69 6e 66 6f 72 6d 61 74 69 6f   ┆             Detailed informatio┆
0x02540…02560        6e 20 6f 6e 20 68 6f 77 20 61 20 70 61 72 74 69 63 75 6c 61 72 20 61 70 70 6c 69 63 61 74 69 6f   ┆n on how a particular applicatio┆
0x02560…02580        6e 20 0a 19 89 80 80 75 73 65 73 20 74 68 65 20 33 32 37 30 20 66 65 61 74 75 72 65 73 20 6d 75   ┆n      uses the 3270 features mu┆
0x02580…025a0        73 74 20 62 65 20 66 6f 75 6e 64 20 69 6e 20 74 68 65 20 6f 70 65 72 61 74 69 6e 67 20 0a 19 89   ┆st be found in the operating    ┆
0x025a0…025c0        80 80 67 75 69 64 65 20 66 6f 72 20 74 68 65 20 61 70 70 6c 69 63 61 74 69 6f 6e 20 69 6e 20 71   ┆  guide for the application in q┆
0x025c0…025e0        75 65 73 74 69 6f 6e 2e 20 4e 6f 74 65 20 69 6e 20 70 61 72 74 69 80 0a 19 89 80 80 63 75 6c 61   ┆uestion. Note in parti      cula┆
0x025e0…02600        72 20 74 68 61 74 20 74 68 65 20 6d 65 61 6e 69 6e 67 20 6f 66 20 50 41 20 61 6e 64 20 50 46 20   ┆r that the meaning of PA and PF ┆
0x02600…02620 (19,)  6b 65 79 73 20 69 73 20 61 70 70 6c 69 63 61 74 69 6f 6e 20 0a 19 89 80 80 64 65 70 65 6e 64 65   ┆keys is application      depende┆
0x02620…02640        6e 74 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 57 68 65 6e 20 74 68 65 20 65 6d 75 6c 61 74   ┆nt.              When the emulat┆
0x02640…02660        6f 72 20 69 73 20 72 75 6e 6e 69 6e 67 20 61 6c 6c 20 6f 70 65 72 61 74 6f 72 20 63 6f 6e 74 72   ┆or is running all operator contr┆
0x02660…02680        6f 6c 20 69 73 20 0a 19 89 80 80 70 65 72 66 6f 72 6d 65 64 20 66 72 6f 6d 20 74 68 65 20 6b 65   ┆ol is      performed from the ke┆
0x02680…026a0        79 62 6f 61 72 64 20 61 73 20 64 65 73 63 72 69 62 65 64 20 69 6e 20 63 68 61 70 74 65 72 20 32   ┆yboard as described in chapter 2┆
0x026a0…026a5        2e 0d 0a 0d 0a                                                                                    ┆.    ┆
0x026a5…026a8        FormFeed {
0x026a5…026a8          0c 80 b3                                                                                          ┆   ┆
0x026a5…026a8        }
0x026a8…026c0        0a b0 a1 32 2e 09 20 20 20 20 20 4f 50 45 52 41 54 49 4f 4e 41 4c 20 43                           ┆   2.      OPERATIONAL C┆
0x026c0…026e0        48 41 52 41 43 54 45 52 49 53 54 49 43 53 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 54 68 65 20   ┆HARACTERISTICS              The ┆
0x026e0…02700        52 43 38 35 35 20 49 42 4d 20 33 32 37 30 20 45 6d 75 6c 61 74 6f 72 20 73 75 70 70 6f 72 74 73   ┆RC855 IBM 3270 Emulator supports┆
0x02700…02720        20 66 6f 72 6d 61 74 20 6f 72 69 65 6e 74 65 64 20 0a 19 89 80 80 63 6f 6d 6d 75 6e 69 63 61 74   ┆ format oriented      communicat┆
0x02720…02740        69 6f 6e 20 62 65 74 77 65 65 6e 20 74 68 65 20 74 65 72 6d 69 6e 61 6c 20 6f 70 65 72 61 74 6f   ┆ion between the terminal operato┆
0x02740…02760        72 20 61 6e 64 20 61 6e 20 0a 19 89 80 80 61 70 70 6c 69 63 61 74 69 6f 6e 20 70 72 6f 67 72 61   ┆r and an      application progra┆
0x02760…02780        6d 20 72 75 6e 6e 6e 69 6e 67 20 6f 6e 20 61 20 68 6f 73 74 20 63 6f 6d 70 75 74 65 72 2e 20 54   ┆m runnning on a host computer. T┆
0x02780…027a0        68 65 20 0a 19 89 80 80 62 61 73 69 73 20 6f 66 20 74 68 69 73 20 63 6f 6d 6d 75 6e 69 63 61 74   ┆he      basis of this communicat┆
0x027a0…027c0        69 6f 6e 20 69 73 20 74 68 65 20 74 72 61 6e 73 66 65 72 20 6f 66 20 61 20 a1 6d 65 73 73 61 67   ┆ion is the transfer of a  messag┆
0x027c0…027e0        65 e1 20 0a 19 89 80 80 66 72 6f 6d 20 74 68 65 20 61 70 70 6c 69 63 61 74 69 6f 6e 20 74 6f 77   ┆e       from the application tow┆
0x027e0…02800        61 72 64 73 20 74 68 65 20 74 65 72 6d 69 6e 61 6c 20 28 6f 75 74 62 6f 75 6e 64 29 20 6f 72 20   ┆ards the terminal (outbound) or ┆
0x02800…02820 (20,)  0a 19 89 80 80 66 72 6f 6d 20 74 68 65 20 74 65 72 6d 69 6e 61 6c 20 74 6f 77 61 72 64 73 20 74   ┆     from the terminal towards t┆
0x02820…02840        68 65 20 61 70 70 6c 69 63 61 74 69 6f 6e 20 28 69 6e 62 6f 75 6e 64 29 2e 20 41 20 0a 19 89 80   ┆he application (inbound). A     ┆
0x02840…02860        80 6d 65 73 73 61 67 65 20 63 6f 6e 73 69 73 74 73 20 6f 66 20 61 20 73 74 72 69 6e 67 20 6f 66   ┆ message consists of a string of┆
0x02860…02880        20 38 2d 62 69 74 20 63 68 61 72 61 63 74 65 72 73 2e 20 41 20 0a 19 89 80 80 a1 63 68 61 72 61   ┆ 8-bit characters. A       chara┆
0x02880…028a0        63 74 65 72 e1 20 6d 61 79 20 62 65 20 61 6e 20 61 6c 70 68 61 6d 65 72 69 63 20 6f 72 20 61 20   ┆cter  may be an alphameric or a ┆
0x028a0…028c0        63 6f 6e 74 72 6f 6c 20 63 68 61 72 61 63 74 65 72 2c 20 0a 19 89 80 80 6f 72 20 69 74 20 6d 61   ┆control character,      or it ma┆
0x028c0…028e0        79 20 62 65 20 61 20 62 69 6e 61 72 79 20 65 6e 63 6f 64 65 64 20 28 65 2e 67 2e 20 61 20 62 75   ┆y be a binary encoded (e.g. a bu┆
0x028e0…02900        66 66 65 72 20 6c 6f 63 61 74 69 6f 6e 29 20 0a 19 89 80 80 6f 72 20 65 6e 63 6f 64 65 64 20 69   ┆ffer location)      or encoded i┆
0x02900…02920        6e 20 73 75 62 66 69 65 6c 64 73 20 28 65 2e 67 2e 20 61 6e 20 61 74 74 72 69 62 75 74 65 20 63   ┆n subfields (e.g. an attribute c┆
0x02920…02940        68 61 72 61 63 74 65 72 29 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 46 6f 72 20 65 61 63 68   ┆haracter).              For each┆
0x02940…02960        20 64 65 76 69 63 65 2c 20 69 2e 65 2e 20 74 65 72 6d 69 6e 61 6c 20 6f 72 20 70 72 69 6e 74 65   ┆ device, i.e. terminal or printe┆
0x02960…02980        72 2c 20 74 68 65 20 45 6d 75 6c 61 74 6f 72 20 0a 19 89 80 80 6d 61 69 6e 74 61 69 6e 73 20 61   ┆r, the Emulator      maintains a┆
0x02980…029a0        20 a1 64 65 76 69 63 65 20 62 75 66 66 65 72 e1 20 63 6f 6e 74 61 69 6e 69 6e 67 20 31 39 32 30   ┆  device buffer  containing 1920┆
0x029a0…029c0        20 63 68 61 72 61 63 74 65 72 20 0a 19 89 80 80 70 6f 73 69 74 69 6f 6e 73 2e 20 46 6f 72 20 61   ┆ character      positions. For a┆
0x029c0…029e0        20 74 65 72 6d 69 6e 61 6c 20 74 68 65 20 62 75 66 66 65 72 20 69 73 20 6f 72 67 61 6e 69 7a 65   ┆ terminal the buffer is organize┆
0x029e0…02a00        64 20 61 73 20 32 34 20 0a 19 89 80 80 6c 69 6e 65 73 2c 20 65 61 63 68 20 63 6f 6e 74 61 69 6e   ┆d as 24      lines, each contain┆
0x02a00…02a20 (21,)  69 6e 67 20 38 30 20 63 68 61 72 61 63 74 65 72 20 70 6f 73 69 74 69 6f 6e 73 2e 20 46 6f 72 20   ┆ing 80 character positions. For ┆
0x02a20…02a40        61 20 0a 19 89 80 80 70 72 69 6e 74 65 72 20 69 74 20 69 73 20 61 6c 73 6f 20 70 6f 73 73 69 62   ┆a      printer it is also possib┆
0x02a40…02a60        6c 65 20 74 6f 20 75 73 65 20 6f 74 68 65 72 20 6c 69 6e 65 20 6c 65 6e 67 74 68 20 6f 72 20 0a   ┆le to use other line length or  ┆
0x02a60…02a80        19 89 80 80 6e 6f 20 66 69 78 65 64 20 6c 69 6e 65 20 6c 65 6e 67 74 68 2e 20 54 68 65 20 69 6d   ┆    no fixed line length. The im┆
0x02a80…02aa0        61 67 65 20 73 68 6f 77 6e 20 6f 6e 20 61 20 64 69 73 70 6c 61 79 20 0a 19 89 80 80 73 63 72 65   ┆age shown on a display      scre┆
0x02aa0…02ac0        65 6e 20 61 73 20 77 65 6c 6c 20 61 73 20 74 68 65 20 6c 69 6e 65 73 20 70 72 69 6e 74 65 64 20   ┆en as well as the lines printed ┆
0x02ac0…02ae0        6f 6e 20 61 20 70 72 69 6e 74 65 72 20 61 72 65 20 0a 19 89 80 80 61 6c 77 61 79 73 20 64 65 74   ┆on a printer are      always det┆
0x02ae0…02b00        65 72 6d 69 6e 65 64 20 62 79 20 74 68 65 20 63 6f 6e 74 65 6e 74 73 20 6f 66 20 74 68 65 20 72   ┆ermined by the contents of the r┆
0x02b00…02b20        65 6c 65 76 61 6e 74 20 64 65 76 69 63 65 20 0a 19 89 80 80 62 75 66 66 65 72 2e 20 45 61 63 68   ┆elevant device      buffer. Each┆
0x02b20…02b40        20 63 68 61 72 61 63 74 65 72 20 69 6e 20 61 20 64 65 76 69 63 65 20 62 75 66 66 65 72 20 69 73   ┆ character in a device buffer is┆
0x02b40…02b60        20 65 69 74 68 65 72 20 61 6e 20 0a 19 89 80 80 61 74 74 72 69 62 75 74 65 20 63 68 61 72 61 63   ┆ either an      attribute charac┆
0x02b60…02b80        74 65 72 20 6f 72 20 61 20 64 61 74 61 20 63 68 61 72 61 63 74 65 72 2e 0d 0a 0d 0a 20 20 20 20   ┆ter or a data character.        ┆
0x02b80…02ba0        20 20 20 20 20 84 41 6e 20 a1 61 74 74 72 69 62 75 74 65 20 63 68 61 72 61 63 74 65 72 e1 20 69   ┆      An  attribute character  i┆
0x02ba0…02bc0        6e 64 69 63 61 74 65 73 20 74 68 65 20 73 74 61 72 74 20 6f 66 20 61 20 64 69 73 70 6c 61 79 20   ┆ndicates the start of a display ┆
0x02bc0…02be0        0a 19 89 80 80 66 69 65 6c 64 20 65 78 74 65 6e 64 69 6e 67 20 74 6f 20 74 68 65 20 6e 65 78 74   ┆     field extending to the next┆
0x02be0…02c00        20 61 74 74 72 69 62 75 74 65 20 63 68 61 72 61 63 74 65 72 2c 20 61 6e 64 20 0a 19 89 80 80 64   ┆ attribute character, and      d┆
0x02c00…02c20 (22,)  65 66 69 6e 65 73 20 74 68 65 20 61 74 74 72 69 62 75 74 65 73 20 6f 66 20 74 68 65 20 66 69 65   ┆efines the attributes of the fie┆
0x02c20…02c40        6c 64 3a 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 6f 20 20 20 84 61 6c 70 68 61 6d 65 72 69 63 20   ┆ld:             o    alphameric ┆
0x02c40…02c60        69 6e 70 75 74 2c 20 6e 75 6d 65 72 69 63 20 69 6e 70 75 74 2c 20 70 72 6f 74 65 63 74 65 64 2c   ┆input, numeric input, protected,┆
0x02c60…02c80        20 6f 72 20 0a 19 8d 80 80 61 75 74 6f 6d 61 74 69 63 20 73 6b 69 70 0d 0a 20 20 20 20 20 20 20   ┆ or      automatic skip         ┆
0x02c80…02ca0        20 20 6f 20 20 20 84 6e 6f 72 6d 61 6c 20 64 69 73 70 6c 61 79 2c 20 63 75 72 73 6f 72 20 73 65   ┆  o    normal display, cursor se┆
0x02ca0…02cc0        6c 65 63 74 61 62 6c 65 2c 69 6e 74 65 6e 73 69 66 69 65 64 20 64 69 73 80 0a 19 8d 80 80 70 6c   ┆lectable,intensified dis      pl┆
0x02cc0…02ce0        61 79 20 61 6e 64 20 63 75 72 73 6f 72 20 73 65 6c 65 63 74 61 62 6c 65 2c 20 6f 72 20 6e 6f 6e   ┆ay and cursor selectable, or non┆
0x02ce0…02d00        64 69 73 70 6c 61 79 0d 0a 20 20 20 20 20 20 20 20 20 6f 20 20 20 66 6c 61 73 68 69 6e 67 20 6f   ┆display           o   flashing o┆
0x02d00…02d20        72 20 6e 6f 74 20 66 6c 61 73 68 69 6e 67 0d 0a 20 20 20 20 20 20 20 20 20 6f 20 20 20 6d 6f 64   ┆r not flashing           o   mod┆
0x02d20…02d40        69 66 69 65 64 20 6f 72 20 6e 6f 74 20 6d 6f 64 69 66 69 65 64 0d 0a 0d 0a 20 20 20 20 20 20 20   ┆ified or not modified           ┆
0x02d40…02d60        20 20 84 41 6e 20 61 74 74 72 69 62 75 74 65 20 63 68 61 72 61 63 74 65 72 20 6f 63 63 75 70 69   ┆   An attribute character occupi┆
0x02d60…02d80        65 73 20 74 68 65 20 66 69 72 73 74 20 70 6f 73 69 74 69 6f 6e 20 6f 66 20 61 20 0a 19 89 80 80   ┆es the first position of a      ┆
0x02d80…02da0        64 69 73 70 6c 61 79 20 66 69 65 6c 64 2c 20 62 75 74 20 61 70 70 65 61 72 20 61 73 20 61 20 62   ┆display field, but appear as a b┆
0x02da0…02dc0        6c 61 6e 6b 20 70 6f 73 69 74 69 6f 6e 20 6f 6e 20 74 68 65 20 0a 19 89 80 80 73 63 72 65 65 6e   ┆lank position on the      screen┆
0x02dc0…02de0        2e 20 54 68 65 20 63 6f 6e 74 65 6e 74 73 20 6f 66 20 61 6e 20 61 74 74 72 69 62 75 74 65 20 63   ┆. The contents of an attribute c┆
0x02de0…02e00        68 61 72 61 63 74 65 72 20 63 61 6e 20 62 65 20 0a 19 89 80 80 64 69 73 70 6c 61 79 65 64 20 69   ┆haracter can be      displayed i┆
0x02e00…02e20 (23,)  6e 20 74 68 65 20 72 65 76 65 61 6c 20 6d 6f 64 65 2e 20 41 74 74 72 69 62 75 74 65 20 63 68 61   ┆n the reveal mode. Attribute cha┆
0x02e20…02e40        72 61 63 74 65 72 20 61 72 65 20 0a 19 89 80 80 70 72 6f 74 65 63 74 65 64 2e 0d 0a 0d 0a 20 20   ┆racter are      protected.      ┆
0x02e40…02e60        20 20 20 20 20 20 20 84 41 20 66 69 65 6c 64 20 77 69 74 68 20 74 68 65 20 61 6c 70 68 61 6d 65   ┆        A field with the alphame┆
0x02e60…02e80        72 69 63 20 69 6e 70 75 74 20 6f 72 20 6e 75 6d 65 72 69 63 20 69 6e 70 75 74 20 0a 19 89 80 80   ┆ric input or numeric input      ┆
0x02e80…02ea0        61 74 74 72 69 62 75 74 65 20 69 73 20 75 6e 70 72 6f 74 65 63 74 65 64 20 61 67 61 69 6e 73 74   ┆attribute is unprotected against┆
0x02ea0…02ec0        20 6d 61 6e 75 61 6c 20 69 6e 70 75 74 20 61 6e 64 20 74 68 65 72 65 80 0a 19 89 80 80 66 6f 72   ┆ manual input and there      for┆
0x02ec0…02ee0        65 20 63 61 6c 6c 65 64 20 61 6e 20 a1 69 6e 70 75 74 20 66 69 65 6c 64 e1 2e 20 41 6c 6c 20 63   ┆e called an  input field . All c┆
0x02ee0…02f00        68 61 72 61 63 74 65 72 20 70 6f 73 69 74 69 6f 6e 73 20 0a 19 89 80 80 66 6f 6c 6c 6f 77 69 6e   ┆haracter positions      followin┆
0x02f00…02f20        67 20 74 68 65 20 61 74 74 72 69 62 75 74 65 20 63 68 61 72 61 63 74 65 72 20 69 6e 20 61 6e 20   ┆g the attribute character in an ┆
0x02f20…02f40        69 6e 70 75 74 20 66 69 65 6c 64 20 61 72 65 20 0a 19 89 80 80 63 61 6c 6c 65 64 20 a1 69 6e 70   ┆input field are      called  inp┆
0x02f40…02f60        75 74 20 70 6f 73 69 74 69 6f 6e 73 e1 2e 20 41 20 66 69 65 6c 64 20 77 68 69 63 68 20 69 73 20   ┆ut positions . A field which is ┆
0x02f60…02f80        6e 6f 74 20 61 6e 20 69 6e 70 75 74 20 0a 19 89 80 80 66 69 65 6c 64 20 69 73 20 63 61 6c 6c 65   ┆not an input      field is calle┆
0x02f80…02fa0        64 20 61 20 a1 70 72 6f 74 65 63 74 65 64 20 66 69 65 6c 64 e1 2e 20 54 68 65 20 6d 6f 64 69 66   ┆d a  protected field . The modif┆
0x02fa0…02fc0        69 65 64 2f 6e 6f 74 20 0a 19 89 80 80 6d 6f 64 69 66 69 65 64 20 62 69 74 20 69 6e 20 74 68 65   ┆ied/not      modified bit in the┆
0x02fc0…02fe0        20 61 74 74 72 69 62 75 74 65 20 63 68 61 72 61 63 74 65 72 20 69 73 20 63 61 6c 6c 65 64 20 74   ┆ attribute character is called t┆
0x02fe0…03000        68 65 20 0a 19 89 80 80 a1 6d 6f 64 69 66 69 65 64 20 64 61 74 61 20 74 61 67 e1 2c 20 6f 72 20   ┆he       modified data tag , or ┆
0x03000…03020 (24,)  4d 44 54 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 41 20 a1 64 61 74 61 20 63 68 61 72 61 63   ┆MDT.              A  data charac┆
0x03020…03040        74 65 72 e1 20 6d 61 79 20 62 65 20 61 6e 79 20 6f 66 20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67   ┆ter  may be any of the following┆
0x03040…03060        3a 20 61 6e 20 61 6c 70 68 61 80 0a 19 89 80 80 6d 65 72 69 63 20 63 68 61 72 61 63 74 65 72 2c   ┆: an alpha      meric character,┆
0x03060…03080        20 6e 75 6c 6c 20 63 68 61 72 61 63 74 65 72 2c 20 44 55 50 20 63 68 61 72 61 63 74 65 72 2c 20   ┆ null character, DUP character, ┆
0x03080…030a0        46 4d 20 0a 19 89 80 80 63 68 61 72 61 63 74 65 72 2c 20 6f 72 20 70 72 69 6e 74 65 72 20 63 6f   ┆FM      character, or printer co┆
0x030a0…030b4        6e 74 72 6f 6c 20 63 68 61 72 61 63 74 65 72 2e 0d 0a 0d 0a                                       ┆ntrol character.    ┆
0x030b4…030b7        FormFeed {
0x030b4…030b7          0c 80 b6                                                                                          ┆   ┆
0x030b4…030b7        }
0x030b7…030c0        0a 20 20 20 20 20 20 20 20                                                                        ┆         ┆
0x030c0…030e0        20 84 4f 6e 65 20 73 68 6f 75 6c 64 20 62 65 61 72 20 69 6e 20 6d 69 6e 64 20 74 68 65 20 64 69   ┆  One should bear in mind the di┆
0x030e0…03100        66 66 65 72 65 6e 63 65 20 62 65 74 77 65 65 6e 20 74 68 65 20 6e 75 6c 6c 20 0a 19 89 80 80 63   ┆fference between the null      c┆
0x03100…03120        68 61 72 61 63 74 65 72 20 61 6e 64 20 74 68 65 20 73 70 61 63 65 20 63 68 61 72 61 63 74 65 72   ┆haracter and the space character┆
0x03120…03140        2e 20 53 70 61 63 65 20 69 73 20 61 20 77 65 6c 6c 2d 0a 19 89 80 80 64 65 66 69 6e 65 64 20 61   ┆. Space is a well-     defined a┆
0x03140…03160        6c 70 68 61 6d 65 72 69 63 20 63 68 61 72 61 63 74 65 72 2c 20 77 68 65 72 65 61 73 20 6e 75 6c   ┆lphameric character, whereas nul┆
0x03160…03180        6c 20 69 73 20 61 6e 20 61 6c 6c 2d 0a 19 89 80 80 62 69 6e 61 72 79 2d 30 20 63 68 61 72 61 63   ┆l is an all-     binary-0 charac┆
0x03180…031a0        74 65 72 2e 20 42 6f 74 68 20 6f 63 63 75 70 79 20 61 20 70 6f 73 69 74 69 6f 6e 20 69 6e 20 74   ┆ter. Both occupy a position in t┆
0x031a0…031c0        68 65 20 64 65 76 69 63 65 20 0a 19 89 80 80 62 75 66 66 65 72 20 61 6e 64 20 61 72 65 20 64 69   ┆he device      buffer and are di┆
0x031c0…031e0        73 70 6c 61 79 65 64 20 61 73 20 61 20 62 6c 61 6e 6b 20 70 6f 73 69 74 69 6f 6e 2c 20 62 75 74   ┆splayed as a blank position, but┆
0x031e0…03200        20 6e 75 6c 6c 20 0a 19 89 80 80 69 73 20 73 75 70 70 72 65 73 73 65 64 20 69 6e 20 74 68 65 20   ┆ null      is suppressed in the ┆
0x03200…03220 (25,)  74 72 61 6e 73 66 65 72 20 6f 66 20 61 20 6d 65 73 73 61 67 65 2e 0d 0a 0d 0a 20 20 20 20 20 20   ┆transfer of a message.          ┆
0x03220…03240        20 20 20 84 54 68 65 20 6d 6f 73 74 20 63 6f 6d 6d 6f 6e 20 6f 75 74 62 6f 75 6e 64 20 6d 65 73   ┆    The most common outbound mes┆
0x03240…03260        73 61 67 65 73 20 61 72 65 20 77 72 69 74 65 2d 74 79 70 65 20 63 6f 6d 80 0a 19 89 80 80 6d 61   ┆sages are write-type com      ma┆
0x03260…03280        6e 64 73 2c 20 77 68 69 63 68 20 69 6e 73 74 72 75 63 74 20 74 68 65 20 45 6d 75 6c 61 74 6f 72   ┆nds, which instruct the Emulator┆
0x03280…032a0        20 74 6f 20 6d 6f 64 69 66 79 20 74 68 65 20 63 6f 6e 80 0a 19 89 80 80 74 65 6e 74 73 20 6f 66   ┆ to modify the con      tents of┆
0x032a0…032c0        20 61 20 64 65 76 69 63 65 20 62 75 66 66 65 72 20 69 6e 20 61 20 73 70 65 63 69 66 69 65 64 20   ┆ a device buffer in a specified ┆
0x032c0…032e0        6d 61 6e 6e 65 72 2e 20 53 69 6d 69 6c 80 0a 19 89 80 80 61 72 6c 79 2c 20 6d 6f 73 74 20 69 6e   ┆manner. Simil      arly, most in┆
0x032e0…03300        62 6f 75 6e 64 20 6d 65 73 73 61 67 65 73 20 61 72 65 20 a1 72 65 61 64 20 6d 65 73 73 61 67 65   ┆bound messages are  read message┆
0x03300…03320        73 e1 20 77 68 69 63 68 20 0a 19 89 80 80 63 6f 6e 76 65 79 20 69 6e 66 6f 72 6d 61 74 69 6f 6e   ┆s  which      convey information┆
0x03320…03340        20 66 72 6f 6d 20 74 68 65 20 45 6d 75 6c 61 74 6f 72 20 61 62 6f 75 74 20 74 68 65 20 63 75 72   ┆ from the Emulator about the cur┆
0x03340…03360        72 65 6e 74 20 0a 19 89 80 80 63 6f 6e 74 65 6e 74 73 20 6f 66 20 61 20 64 65 76 69 63 65 20 28   ┆rent      contents of a device (┆
0x03360…03380        69 2e 65 2e 20 74 65 72 6d 69 6e 61 6c 29 20 62 75 66 66 65 72 2c 20 69 6e 20 0a 19 89 80 80 70   ┆i.e. terminal) buffer, in      p┆
0x03380…033a0        61 72 74 69 63 75 6c 61 72 20 66 69 65 6c 64 73 20 74 68 61 74 20 68 61 76 65 20 62 65 65 6e 20   ┆articular fields that have been ┆
0x033a0…033c0        6d 6f 64 69 66 69 65 64 20 62 79 20 74 68 65 20 6f 70 65 72 80 0a 19 89 80 80 61 74 6f 72 2e 20   ┆modified by the oper      ator. ┆
0x033c0…033e0        54 68 65 20 70 61 72 74 20 6f 66 20 74 68 65 20 6d 65 73 73 61 67 65 20 74 68 61 74 20 63 6f 6e   ┆The part of the message that con┆
0x033e0…03400        74 61 69 6e 73 20 64 65 74 61 69 6c 65 64 20 0a 19 89 80 80 69 6e 66 6f 72 6d 61 74 69 6f 6e 20   ┆tains detailed      information ┆
0x03400…03420 (26,)  61 62 6f 75 74 20 74 68 65 20 64 65 76 69 63 65 20 62 75 66 66 65 72 20 63 6f 6e 73 69 73 74 73   ┆about the device buffer consists┆
0x03420…03440        20 6f 66 20 64 65 76 69 63 65 20 0a 19 89 80 80 62 75 66 66 65 72 20 6f 72 64 65 72 73 20 61 6e   ┆ of device      buffer orders an┆
0x03440…03460        64 20 64 65 76 69 63 65 20 62 75 66 66 65 72 20 64 61 74 61 2e 0d 0a 0d 0a 20 20 20 20 20 20 20   ┆d device buffer data.           ┆
0x03460…03480        20 20 84 a1 44 65 76 69 63 65 20 62 75 66 66 65 72 20 6f 72 64 65 72 73 e1 20 69 6e 20 6f 75 74   ┆    Device buffer orders  in out┆
0x03480…034a0        62 6f 75 6e 64 20 6d 65 73 73 61 67 65 73 20 61 72 65 20 75 73 65 64 20 74 6f 20 0a 19 89 80 80   ┆bound messages are used to      ┆
0x034a0…034c0        69 6e 64 69 63 61 74 65 20 74 68 65 20 62 75 66 66 65 72 20 6c 6f 63 61 74 69 6f 6e 73 20 6f 66   ┆indicate the buffer locations of┆
0x034c0…034e0        20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 64 65 76 69 63 65 20 0a 19 89 80 80 62 75 66 66 65   ┆ the following device      buffe┆
0x034e0…03500        72 20 64 61 74 61 2c 20 74 6f 20 73 65 74 20 61 74 74 72 69 62 75 74 65 20 63 68 61 72 61 63 74   ┆r data, to set attribute charact┆
0x03500…03520        65 72 73 2c 20 6f 72 20 74 6f 20 72 65 71 75 65 73 74 20 0a 19 89 80 80 73 6f 6d 65 20 61 64 64   ┆ers, or to request      some add┆
0x03520…03540        69 74 69 6f 6e 61 6c 20 66 75 6e 63 74 69 6f 6e 20 28 65 2e 67 2e 20 74 61 62 75 6c 61 74 69 6f   ┆itional function (e.g. tabulatio┆
0x03540…03560        6e 29 2e 20 49 6e 20 69 6e 62 6f 75 6e 64 20 0a 19 89 80 80 6d 65 73 73 61 67 65 73 2c 20 64 65   ┆n). In inbound      messages, de┆
0x03560…03580        76 69 63 65 20 62 75 66 65 72 20 6f 72 64 65 72 73 20 61 72 65 20 75 73 65 64 20 65 78 63 6c 75   ┆vice bufer orders are used exclu┆
0x03580…035a0        73 69 76 65 6c 79 20 74 6f 20 0a 19 89 80 80 69 6e 64 69 63 61 74 65 20 74 68 65 20 62 75 66 66   ┆sively to      indicate the buff┆
0x035a0…035c0        65 72 20 6c 6f 63 61 74 69 6f 6e 73 20 61 6e 64 20 61 74 74 72 69 62 75 74 65 20 63 68 61 72 61   ┆er locations and attribute chara┆
0x035c0…035e0        63 74 65 72 73 20 0a 19 89 80 80 6f 66 20 74 72 61 6e 73 66 65 72 72 65 64 20 66 69 65 6c 64 73   ┆cters      of transferred fields┆
0x035e0…03600        2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 a1 44 65 76 69 63 65 20 62 75 66 66 65 72 20 64 61   ┆.               Device buffer da┆
0x03600…03620 (27,)  74 61 e1 20 69 6e 20 6f 75 74 62 6f 75 6e 64 20 6d 65 73 73 61 67 65 73 20 69 73 20 74 68 61 74   ┆ta  in outbound messages is that┆
0x03620…03640        20 77 68 69 63 68 20 69 73 20 0a 19 89 80 80 74 6f 20 62 65 20 77 72 69 74 74 65 6e 20 69 6e 20   ┆ which is      to be written in ┆
0x03640…03660        74 68 65 20 64 65 76 69 63 65 20 62 75 66 66 65 72 20 61 73 20 64 61 74 61 20 63 68 61 72 61 63   ┆the device buffer as data charac┆
0x03660…03680        74 65 72 73 2e 20 0a 19 89 80 80 49 6e 20 69 6e 62 6f 75 6e 64 20 6d 65 73 73 61 67 65 73 2c 20   ┆ters.      In inbound messages, ┆
0x03680…036a0        64 65 76 69 63 65 20 62 75 66 66 65 72 20 64 61 74 61 20 63 6f 6e 76 65 79 73 20 74 68 65 20 64   ┆device buffer data conveys the d┆
0x036a0…036c0        61 74 61 20 0a 19 89 80 80 63 68 61 72 61 63 74 65 72 73 20 69 6e 20 74 72 61 6e 73 66 65 72 72   ┆ata      characters in transferr┆
0x036c0…036ce        65 64 20 66 69 65 6c 64 73 2e 0d 0a 0d 0a                                                         ┆ed fields.    ┆
0x036ce…036d1        FormFeed {
0x036ce…036d1          0c 80 9f                                                                                          ┆   ┆
0x036ce…036d1        }
0x036d1…036e0        0a b0 a1 33 2e 20 20 20 20 20 20 20 44 49 53                                                      ┆   3.       DIS┆
0x036e0…03700        50 4c 41 59 20 54 45 52 4d 49 4e 41 4c 0d 0a 0d 0a b0 a1 33 2e 31 09 20 20 20 20 20 44 61 74 61   ┆PLAY TERMINAL      3.1      Data┆
0x03700…03720        20 50 72 65 73 65 6e 74 61 74 69 6f 6e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 44 61 74 61 20   ┆ Presentation              Data ┆
0x03720…03740        73 74 6f 72 65 64 20 69 6e 20 74 68 65 20 64 65 76 69 63 65 20 28 74 65 72 6d 69 6e 61 6c 29 20   ┆stored in the device (terminal) ┆
0x03740…03760        62 75 66 66 65 72 20 69 73 20 64 69 73 70 6c 61 79 65 64 20 0a 19 89 80 80 6f 6e 20 74 68 65 20   ┆buffer is displayed      on the ┆
0x03760…03780        73 63 72 65 65 6e 20 69 6e 20 74 68 65 20 66 6f 72 6d 20 6f 66 20 61 6c 70 68 61 6d 65 72 69 63   ┆screen in the form of alphameric┆
0x03780…037a0        20 63 68 61 72 61 63 74 65 72 73 2e 20 54 68 65 20 0a 19 89 80 80 74 65 72 6d 69 6e 61 6c 20 6f   ┆ characters. The      terminal o┆
0x037a0…037c0        70 65 72 61 74 6f 72 20 63 61 6e 20 65 6e 74 65 72 20 61 6c 70 68 61 6d 65 72 69 63 20 63 68 61   ┆perator can enter alphameric cha┆
0x037c0…037e0        72 61 63 74 65 72 73 20 69 6e 74 6f 20 0a 19 89 80 80 74 68 65 20 62 75 66 66 65 72 20 66 72 6f   ┆racters into      the buffer fro┆
0x037e0…03800        6d 20 74 68 65 20 61 74 74 61 63 68 65 64 20 6b 65 79 62 6f 61 72 64 2e 20 54 68 65 20 61 70 70   ┆m the attached keyboard. The app┆
0x03800…03820 (28,)  6c 69 63 61 74 69 6f 6e 20 0a 19 89 80 80 70 72 6f 67 72 61 6d 20 70 72 6f 76 69 64 65 73 20 61   ┆lication      program provides a┆
0x03820…03840        20 66 6f 72 6d 61 74 74 65 64 20 64 69 73 70 6c 61 79 20 62 79 20 73 74 6f 72 69 6e 67 20 61 74   ┆ formatted display by storing at┆
0x03840…03860        74 72 69 80 0a 19 89 80 80 62 75 74 65 20 63 68 61 72 61 63 74 65 72 73 20 69 6e 20 74 68 65 20   ┆tri      bute characters in the ┆
0x03860…03880        62 75 66 66 65 72 2e 20 54 68 65 20 61 74 74 72 69 62 75 74 65 20 63 68 61 72 61 63 74 65 72 73   ┆buffer. The attribute characters┆
0x03880…038a0        20 0a 19 89 80 80 69 6e 20 74 75 72 6e 20 64 65 66 69 6e 65 20 74 68 65 20 64 69 73 70 6c 61 79   ┆      in turn define the display┆
0x038a0…038c0        20 66 69 65 6c 64 73 2c 20 69 6e 63 6c 75 64 69 6e 67 20 74 68 6f 73 65 20 66 6f 72 20 0a 19 89   ┆ fields, including those for    ┆
0x038c0…038e0        80 80 77 68 69 63 68 20 74 68 65 20 6f 70 65 72 61 74 6f 72 20 63 61 6e 20 6d 61 6e 75 61 6c 6c   ┆  which the operator can manuall┆
0x038e0…03900        79 20 65 6e 74 65 72 2c 20 6d 6f 64 69 66 79 2c 20 6f 72 20 65 72 61 73 65 20 0a 19 89 80 80 64   ┆y enter, modify, or erase      d┆
0x03900…03920        61 74 61 20 28 69 6e 70 75 74 20 66 69 65 6c 64 73 29 2e 20 41 73 20 61 6c 6c 20 6c 6f 63 61 74   ┆ata (input fields). As all locat┆
0x03920…03940        69 6f 6e 73 20 69 6e 20 74 68 65 20 62 75 66 66 65 72 20 63 61 6e 20 0a 19 89 80 80 62 65 20 61   ┆ions in the buffer can      be a┆
0x03940…03960        64 64 72 65 73 73 65 64 20 69 6e 64 69 76 69 64 75 61 6c 6c 79 2c 20 61 20 64 69 73 70 6c 61 79   ┆ddressed individually, a display┆
0x03960…03980        20 66 69 65 6c 64 20 63 61 6e 20 73 74 61 72 74 20 61 74 20 0a 19 89 80 80 61 6e 79 20 63 68 61   ┆ field can start at      any cha┆
0x03980…039a0        72 61 63 74 65 72 20 70 6f 73 69 74 69 6f 6e 2e 0d 0a 0d 0a e1 e1 e1 20 20 09 a1 e1 20 20 20 20   ┆racter position.                ┆
0x039a0…039c0        20 a1 43 75 72 73 6f 72 0d 0a 20 20 20 20 20 20 20 20 20 84 54 68 65 20 63 75 72 73 6f 72 20 69   ┆  Cursor            The cursor i┆
0x039c0…039e0        73 20 61 20 75 6e 69 71 75 65 20 73 79 6d 62 6f 6c 20 74 68 61 74 20 69 64 65 6e 74 69 66 69 65   ┆s a unique symbol that identifie┆
0x039e0…03a00        73 20 61 20 63 68 61 72 80 0a 19 89 80 80 61 63 74 65 72 20 70 6f 73 69 74 69 6f 6e 20 6f 6e 20   ┆s a char      acter position on ┆
0x03a00…03a20 (29,)  74 68 65 20 64 69 73 70 6c 61 79 20 73 63 72 65 65 6e 2c 20 75 73 61 6c 6c 79 20 74 68 65 20 6c   ┆the display screen, usally the l┆
0x03a20…03a40        6f 63 61 80 0a 19 89 80 80 74 69 6f 6e 20 61 74 20 77 68 69 63 68 20 74 68 65 20 6e 65 78 74 20   ┆oca      tion at which the next ┆
0x03a40…03a60        63 68 61 72 61 63 74 65 72 20 74 6f 20 62 65 20 65 6e 74 65 72 65 64 20 66 72 6f 6d 20 74 68 65   ┆character to be entered from the┆
0x03a60…03a80        20 0a 19 89 80 80 6b 65 79 62 6f 61 72 64 20 77 69 6c 6c 20 61 70 70 65 61 72 2e 20 54 68 65 20   ┆      keyboard will appear. The ┆
0x03a80…03aa0        66 6f 72 6d 20 6f 66 20 74 68 65 20 63 75 72 73 6f 72 20 69 73 20 64 65 66 69 6e 65 64 20 0a 19   ┆form of the cursor is defined   ┆
0x03aa0…03ac0        89 80 80 62 79 20 61 20 63 6f 6e 66 69 67 75 72 61 74 69 6f 6e 20 70 61 72 61 6d 65 74 65 72 2e   ┆   by a configuration parameter.┆
0x03ac0…03ae0        20 54 68 65 20 6d 6f 76 65 6d 65 6e 74 20 6f 66 20 74 68 65 20 63 75 72 73 6f 72 20 0a 19 89 80   ┆ The movement of the cursor     ┆
0x03ae0…03b00        80 69 73 20 64 65 73 63 72 69 62 65 64 20 69 6e 20 64 65 74 61 69 6c 20 69 6e 20 63 68 61 70 74   ┆ is described in detail in chapt┆
0x03b00…03b20        65 72 20 34 2e 20 0d 0a 0d 0a 0d 0a b0 a1 33 2e 32 20 20 20 20 20 20 a1 53 63 72 65 65 6e 20 4f   ┆er 4.         3.2       Screen O┆
0x03b20…03b40        72 69 65 6e 74 61 74 69 6f 6e 0d 0a 20 20 20 0d 0a 20 20 20 20 20 20 20 20 20 84 54 68 65 20 74   ┆rientation                 The t┆
0x03b40…03b60        65 72 6d 69 6e 61 6c 20 63 61 6e 20 6f 70 65 72 61 74 65 20 69 6e 20 74 77 6f 20 6d 6f 64 65 73   ┆erminal can operate in two modes┆
0x03b60…03b80        3a 20 6c 65 66 74 20 74 6f 20 72 69 67 68 74 20 0a 19 89 80 80 6f 72 69 65 6e 74 61 74 69 6f 6e   ┆: left to right      orientation┆
0x03b80…03ba0        20 61 6e 64 20 72 69 67 68 74 20 74 6f 20 6c 65 66 74 20 6f 72 69 65 6e 74 61 74 69 6f 6e 2e 20   ┆ and right to left orientation. ┆
0x03ba0…03bc0        54 68 65 20 6d 6f 64 65 20 0a 19 89 80 80 64 65 70 65 6e 64 73 20 6f 66 20 61 20 63 6f 6e 66 69   ┆The mode      depends of a confi┆
0x03bc0…03be0        67 75 72 61 74 69 6f 6e 20 61 6e 64 20 73 65 74 75 70 20 70 61 72 61 6d 65 74 65 72 2e 20 28 53   ┆guration and setup parameter. (S┆
0x03be0…03c00        65 65 20 0a 19 89 80 80 73 75 62 73 65 63 74 69 6f 6e 20 37 2e 32 2e 32 20 61 6e 64 20 73 65 63   ┆ee      subsection 7.2.2 and sec┆
0x03c00…03c20 (30,)  74 69 6f 6e 20 36 2e 35 29 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 49 6e 20 74 68 65 20 6c   ┆tion 6.5).              In the l┆
0x03c20…03c40        65 66 74 20 74 6f 20 72 69 67 68 74 20 6f 70 65 72 61 74 69 6f 6e 20 74 68 65 20 63 6f 6e 74 65   ┆eft to right operation the conte┆
0x03c40…03c60        6e 74 73 20 6f 66 20 74 68 65 20 66 69 72 73 74 20 0a 19 89 80 80 70 6f 73 69 74 69 6f 6e 20 69   ┆nts of the first      position i┆
0x03c60…03c80        6e 20 74 68 65 20 64 65 76 69 63 65 62 75 66 66 65 72 20 69 73 20 73 68 6f 77 6e 20 69 6e 20 74   ┆n the devicebuffer is shown in t┆
0x03c80…03ca0        68 65 20 75 70 70 65 72 20 6c 65 66 74 20 0a 19 89 80 80 63 6f 72 6e 65 72 20 6f 66 20 74 68 65   ┆he upper left      corner of the┆
0x03ca0…03cc0        20 73 63 72 65 65 6e 2e 20 49 6e 20 74 68 65 20 72 69 67 68 74 20 74 6f 20 6c 65 66 74 20 6f 70   ┆ screen. In the right to left op┆
0x03cc0…03ce0        65 72 61 74 69 6f 6e 20 74 68 65 20 0a 19 89 80 80 63 6f 6e 74 65 6e 74 20 6f 66 20 74 68 65 20   ┆eration the      content of the ┆
0x03ce0…03d00        66 69 72 73 74 20 70 6f 73 69 74 69 6f 6e 20 69 6e 20 74 68 65 20 64 65 76 69 63 65 62 75 66 66   ┆first position in the devicebuff┆
0x03d00…03d20        65 72 20 69 73 20 0a 19 89 80 80 73 68 6f 77 6e 20 69 6e 20 74 68 65 20 75 70 70 65 72 20 72 69   ┆er is      shown in the upper ri┆
0x03d20…03d40        67 68 74 20 63 6f 72 6e 65 72 20 6f 66 20 74 68 65 20 73 63 72 65 65 6e 2e 0d 0a 0d 0a 20 20 20   ┆ght corner of the screen.       ┆
0x03d40…03d60        20 20 20 20 20 20 84 49 6e 20 74 68 65 20 6c 65 66 74 20 74 6f 20 72 69 67 68 74 20 6f 70 65 72   ┆       In the left to right oper┆
0x03d60…03d80        61 74 69 6f 6e 20 6c 61 74 69 6e 20 74 65 78 74 20 77 69 6c 6c 20 62 65 20 77 72 69 74 80 0a 19   ┆ation latin text will be writ   ┆
0x03d80…03da0        89 80 80 74 65 6e 20 66 72 6f 6d 20 6c 65 66 74 20 74 6f 20 72 69 67 68 74 2c 20 61 6e 64 20 74   ┆   ten from left to right, and t┆
0x03da0…03dc0        68 65 20 63 75 72 73 6f 72 20 6d 6f 76 65 73 20 74 6f 20 74 68 65 20 0a 19 89 80 80 72 69 67 68   ┆he cursor moves to the      righ┆
0x03dc0…03de0        74 2e 20 49 66 20 73 77 6f 70 20 74 6f 20 74 68 65 20 61 72 61 62 69 63 20 6d 6f 64 65 20 62 79   ┆t. If swop to the arabic mode by┆
0x03de0…03e00        20 70 72 65 73 73 69 6e 67 20 74 68 65 20 4c 41 54 49 4e 20 0a 19 89 80 80 6b 65 79 2c 20 61 72   ┆ pressing the LATIN      key, ar┆
0x03e00…03e20 (31,)  61 62 69 63 20 74 65 78 74 20 77 69 6c 6c 20 62 65 20 65 6e 74 65 72 65 64 20 66 72 6f 6d 20 72   ┆abic text will be entered from r┆
0x03e20…03e40        69 67 68 74 20 74 6f 20 6c 65 66 74 20 62 79 20 0a 19 89 80 80 6d 6f 76 69 6e 67 20 74 68 65 20   ┆ight to left by      moving the ┆
0x03e40…03e60        65 6e 74 65 72 65 64 20 61 72 61 62 69 63 20 74 65 78 74 20 74 6f 20 74 68 65 20 72 69 67 68 74   ┆entered arabic text to the right┆
0x03e60…03e80        20 77 69 74 68 6f 75 74 20 0a 19 89 80 80 63 75 72 73 6f 72 20 6d 6f 76 65 6d 65 6e 74 2e 20 41   ┆ without      cursor movement. A┆
0x03e80…03ea0        72 61 62 69 63 20 64 69 67 69 74 73 20 77 69 6c 6c 20 70 65 72 66 6f 72 6d 20 74 68 65 20 73 61   ┆rabic digits will perform the sa┆
0x03ea0…03ec0        6d 65 20 0a 19 89 80 80 6d 6f 76 65 6d 65 6e 74 20 74 6f 20 74 68 65 20 72 69 67 68 74 20 6f 66   ┆me      movement to the right of┆
0x03ec0…03ee0        20 74 68 65 20 74 65 78 74 2c 20 62 75 74 20 6e 6f 77 20 74 68 65 20 63 75 72 73 6f 72 20 0a 19   ┆ the text, but now the cursor   ┆
0x03ee0…03f00        89 80 80 6d 6f 76 65 73 20 74 6f 20 74 68 65 20 72 69 67 68 74 2e 20 42 79 20 70 72 65 73 73 69   ┆   moves to the right. By pressi┆
0x03f00…03f20        6e 67 20 74 68 65 20 4c 41 54 49 4e 20 6b 65 79 20 61 67 61 69 6e 20 20 74 68 65 20 0a 19 89 80   ┆ng the LATIN key again  the     ┆
0x03f20…03f40        80 63 75 72 73 6f 72 20 6a 75 6d 70 73 20 6f 76 65 72 20 74 68 65 20 61 72 61 62 69 63 20 74 65   ┆ cursor jumps over the arabic te┆
0x03f40…03f60        78 74 20 74 6f 20 63 6f 6e 74 69 6e 75 65 20 77 69 74 68 20 6c 61 74 69 6e 20 0a 19 89 80 80 74   ┆xt to continue with latin      t┆
0x03f60…03f80        65 78 74 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 49 6e 20 74 68 65 20 72 69 67 68 74 20 74   ┆ext.              In the right t┆
0x03f80…03fa0        6f 20 6c 65 66 74 20 6f 70 65 72 61 74 69 6f 6e 20 61 72 61 62 69 63 20 74 65 78 74 20 77 69 6c   ┆o left operation arabic text wil┆
0x03fa0…03fc0        6c 20 62 65 20 0a 19 89 80 80 77 72 69 74 74 65 6e 20 66 72 6f 6d 20 72 69 67 68 74 20 74 6f 20   ┆l be      written from right to ┆
0x03fc0…03fe0        6c 65 66 74 2c 20 61 6e 64 20 74 68 65 20 63 75 72 73 6f 72 20 6d 6f 76 65 73 20 74 6f 20 74 68   ┆left, and the cursor moves to th┆
0x03fe0…04000        65 20 0a 19 89 80 80 6c 65 66 74 2e 20 49 66 20 73 77 6f 70 20 74 6f 20 74 68 65 20 6c 61 74 69   ┆e      left. If swop to the lati┆
0x04000…04020 (32,)  6e 20 6d 6f 64 65 20 62 79 20 70 72 65 73 73 69 6e 67 20 74 68 65 20 4c 41 54 49 4e 20 0a 19 89   ┆n mode by pressing the LATIN    ┆
0x04020…04040        80 80 6b 65 79 2c 20 6c 61 74 69 6e 20 74 65 78 74 20 77 69 6c 6c 20 62 65 20 65 6e 74 65 72 65   ┆  key, latin text will be entere┆
0x04040…04060        64 20 66 72 6f 6d 20 6c 65 66 74 20 74 6f 20 72 69 67 68 74 20 62 79 20 0a 19 89 80 80 6d 6f 76   ┆d from left to right by      mov┆
0x04060…04080        69 6e 67 20 74 68 65 20 65 6e 74 65 72 65 64 20 6c 61 74 69 6e 20 74 65 78 74 20 74 6f 20 74 68   ┆ing the entered latin text to th┆
0x04080…040a0        65 20 6c 65 66 74 20 77 69 74 68 6f 75 74 20 63 75 72 80 0a 19 89 80 80 73 6f 72 6d 6f 76 65 6d   ┆e left without cur      sormovem┆
0x040a0…040c0        65 6e 74 2e 20 42 79 20 70 72 65 73 73 69 6e 67 20 74 68 65 20 4c 41 54 49 4e 20 6b 65 79 20 61   ┆ent. By pressing the LATIN key a┆
0x040c0…040e0        67 61 69 6e 20 74 68 65 20 63 75 72 73 6f 72 20 0a 19 89 80 80 6a 75 6d 70 73 20 6f 76 65 72 20   ┆gain the cursor      jumps over ┆
0x040e0…04100        74 68 65 20 6c 61 74 69 6e 20 74 65 78 74 20 74 6f 20 63 6f 6e 74 69 6e 75 65 20 77 69 74 68 20   ┆the latin text to continue with ┆
0x04100…04120        61 72 61 62 69 63 20 74 65 78 74 2e 20 0a 19 89 80 80 41 72 61 62 69 63 20 64 69 67 69 74 73 20   ┆arabic text.      Arabic digits ┆
0x04120…04140        77 69 6c 6c 20 62 65 20 65 6e 74 65 72 65 64 20 66 72 6f 6d 20 6c 65 66 74 20 74 6f 20 72 69 67   ┆will be entered from left to rig┆
0x04140…04160        68 74 20 62 79 20 0a 19 89 80 80 6d 6f 76 69 6e 67 20 74 68 65 20 64 69 67 69 74 73 20 74 6f 20   ┆ht by      moving the digits to ┆
0x04160…04180        74 68 65 20 6c 65 66 74 20 77 69 74 68 6f 75 74 20 63 75 72 73 6f 72 20 6d 6f 76 65 6d 65 6e 74   ┆the left without cursor movement┆
0x04180…04183        2e 0d 0a                                                                                          ┆.  ┆
0x04183…04186        FormFeed {
0x04183…04186          0c 80 ba                                                                                          ┆   ┆
0x04183…04186        }
0x04186…041a0        0a b0 a1 33 2e 33 20 20 20 20 20 20 43 68 61 72 61 63 74 65 72 20 50 72 65 73                     ┆   3.3      Character Pres┆
0x041a0…041c0        65 6e 74 61 74 69 6f 6e 20 4d 6f 64 65 73 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 54 68 65 20   ┆entation Modes              The ┆
0x041c0…041e0        70 69 63 74 75 72 65 20 73 68 6f 77 6e 20 6f 6e 20 74 68 65 20 73 63 72 65 65 6e 20 69 73 20 61   ┆picture shown on the screen is a┆
0x041e0…04200        20 70 72 65 73 65 6e 74 61 74 69 6f 6e 20 6f 66 20 74 68 65 20 0a 19 89 80 80 63 6f 6e 74 65 6e   ┆ presentation of the      conten┆
0x04200…04220 (33,)  74 73 20 6f 66 20 74 68 65 20 64 65 76 69 63 65 20 62 75 66 66 65 72 2e 20 41 20 63 68 61 72 61   ┆ts of the device buffer. A chara┆
0x04220…04240        63 74 65 72 20 69 6e 20 74 68 65 20 62 75 66 66 65 72 20 0a 19 89 80 80 69 73 20 73 68 6f 77 6e   ┆cter in the buffer      is shown┆
0x04240…04260        20 61 73 20 61 20 67 72 61 70 68 69 63 20 69 6d 61 67 65 20 6f 6e 20 74 68 65 20 73 63 72 65 65   ┆ as a graphic image on the scree┆
0x04260…04280        6e 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 41 73 20 74 68 65 20 45 42 43 44 49 43 20 63 6f   ┆n.              As the EBCDIC co┆
0x04280…042a0        64 65 20 73 65 74 20 64 6f 65 73 20 6e 6f 74 20 63 6f 6e 74 61 69 6e 20 61 6c 6c 20 70 72 65 73   ┆de set does not contain all pres┆
0x042a0…042c0        65 6e 74 61 80 0a 19 89 80 80 74 69 6f 6e 73 20 6f 66 20 74 68 65 20 61 72 61 62 69 63 20 63 68   ┆enta      tions of the arabic ch┆
0x042c0…042e0        61 72 61 63 74 65 72 73 2c 20 74 68 65 20 74 65 72 6d 69 6e 61 6c 20 68 61 73 20 61 20 0a 19 89   ┆aracters, the terminal has a    ┆
0x042e0…04300        80 80 62 75 69 6c 74 2d 69 6e 20 63 6f 6e 74 65 78 74 20 61 6e 61 6c 79 73 69 73 20 69 6e 20 6f   ┆  built-in context analysis in o┆
0x04300…04320        72 64 65 72 20 74 6f 20 70 72 6f 64 75 63 65 20 74 68 65 20 63 6f 72 80 0a 19 89 80 80 72 65 63   ┆rder to produce the cor      rec┆
0x04320…04340        74 20 61 72 61 62 69 63 20 74 65 78 74 2e 20 54 68 69 73 20 66 61 63 69 6c 69 74 79 20 63 61 6e   ┆t arabic text. This facility can┆
0x04340…04360        20 62 65 20 73 77 69 74 63 68 65 64 20 6f 6e 20 61 6e 64 20 0a 19 89 80 80 6f 66 66 20 62 79 20   ┆ be switched on and      off by ┆
0x04360…04380        6d 65 61 6e 73 20 6f 66 20 61 20 63 6f 6e 66 69 67 75 72 61 74 69 6f 6e 20 70 61 72 61 6d 65 74   ┆means of a configuration paramet┆
0x04380…043a0        65 72 20 28 73 65 65 20 73 65 63 74 69 6f 6e 73 20 0a 19 89 80 80 37 2e 32 2e 32 20 61 6e 64 20   ┆er (see sections      7.2.2 and ┆
0x043a0…043c0        36 2e 35 29 2e 20 49 66 20 74 68 65 20 70 61 72 61 6d 65 74 65 72 20 63 61 6c 6c 65 64 20 41 72   ┆6.5). If the parameter called Ar┆
0x043c0…043e0        61 62 69 63 20 44 69 73 70 6c 61 79 20 0a 19 89 80 80 4d 6f 64 65 20 69 73 20 73 65 74 20 74 6f   ┆abic Display      Mode is set to┆
0x043e0…04400        20 7a 65 72 6f 2c 20 74 68 65 20 63 6f 6e 74 65 6e 74 73 20 6f 66 20 74 68 65 20 64 65 76 69 63   ┆ zero, the contents of the devic┆
0x04400…04420 (34,)  65 20 62 75 66 66 65 72 20 0a 19 89 80 80 69 73 20 73 68 6f 77 6e 20 77 69 74 68 20 6e 6f 20 63   ┆e buffer      is shown with no c┆
0x04420…04440        68 61 6e 67 65 20 28 69 2e 65 2e 20 6e 6f 20 63 6f 6e 74 65 78 74 20 61 6e 61 6c 79 73 69 73 29   ┆hange (i.e. no context analysis)┆
0x04440…04460        3b 20 69 66 20 0a 19 89 80 80 69 74 20 69 73 20 73 65 74 20 74 6f 20 6f 6e 65 2c 20 63 6f 6e 74   ┆; if      it is set to one, cont┆
0x04460…04480        65 78 74 20 61 6e 61 6c 79 73 69 73 20 69 73 20 65 6e 61 62 6c 65 64 20 74 6f 20 67 65 74 20 74   ┆ext analysis is enabled to get t┆
0x04480…044a0        68 65 20 0a 19 89 80 80 63 6f 72 72 65 63 74 20 61 72 61 62 69 63 20 69 6d 61 67 65 2e 0d 0a 0d   ┆he      correct arabic image.   ┆
0x044a0…044c0        0a 0d 0a b0 a1 33 2e 34 20 20 20 20 20 20 53 74 61 74 75 73 20 49 6e 66 6f 72 6d 61 74 69 6f 6e   ┆     3.4      Status Information┆
0x044c0…044e0        0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 54 68 65 20 32 35 74 68 20 6c 69 6e 65 20 6f 66 20 74   ┆              The 25th line of t┆
0x044e0…04500        68 65 20 64 69 73 70 6c 61 79 20 69 73 20 75 73 65 64 20 66 6f 72 20 73 74 61 74 75 73 20 69 6e   ┆he display is used for status in┆
0x04500…04520        66 6f 72 6d 61 80 0a 19 89 80 80 74 69 6f 6e 2e 20 49 74 20 69 73 20 64 69 76 69 64 65 64 20 69   ┆forma      tion. It is divided i┆
0x04520…04540        6e 74 6f 20 73 65 76 65 6e 20 66 69 65 6c 64 73 20 61 73 20 66 6f 6c 6c 6f 77 73 3a 0d 0a 0d 0a   ┆nto seven fields as follows:    ┆
0x04540…04560        20 20 20 20 20 20 20 20 20 b0 a1 50 6f 73 69 74 69 6f 6e 20 20 44 69 73 70 6c 61 79 20 41 74 74   ┆           Position  Display Att┆
0x04560…04580        72 69 62 75 74 65 20 20 20 20 43 6f 6e 74 65 6e 74 73 05 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20   ┆ribute    Contents              ┆
0x04580…045a0        20 31 2d 31 20 20 20 20 20 20 49 6e 76 65 72 73 65 64 20 20 20 20 20 20 20 20 20 20 20 20 20 4b   ┆ 1-1      Inversed             K┆
0x045a0…045c0        65 79 62 6f 61 72 64 20 4c 6f 63 6b 20 49 6e 64 69 63 61 74 6f 72 0d 0a 20 20 20 20 20 20 20 20   ┆eyboard Lock Indicator          ┆
0x045c0…045e0        20 20 33 2d 38 20 20 20 20 20 20 49 6e 74 65 6e 73 69 66 69 65 64 20 20 20 20 20 20 20 20 20 20   ┆  3-8      Intensified          ┆
0x045e0…04600        4b 65 79 62 6f 61 72 64 20 53 74 61 74 75 73 0d 0a 20 20 20 20 20 20 20 20 20 31 30 2d 32 31 20   ┆Keyboard Status           10-21 ┆
0x04600…04620 (35,)  20 20 20 20 4e 6f 72 6d 61 6c 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 48 6f 73 74 2d 4c 69   ┆    Normal               Host-Li┆
0x04620…04640        6e 65 2d 49 44 0d 0a 20 20 20 20 20 20 20 20 20 32 33 2d 33 32 20 20 20 20 20 4e 6f 72 6d 61 6c   ┆ne-ID           23-32     Normal┆
0x04640…04660        2f 49 6e 76 65 72 73 65 64 20 20 20 20 20 20 52 65 76 65 61 6c 20 4d 6f 64 65 2f 53 65 74 75 70   ┆/Inversed      Reveal Mode/Setup┆
0x04660…04680        0d 0a 20 20 20 20 20 20 20 20 20 33 33 2d 33 33 20 20 20 20 20 4e 6f 72 6d 61 6c 20 20 20 20 20   ┆           33-33     Normal     ┆
0x04680…046a0        20 20 20 20 20 20 20 20 20 20 84 4b 65 79 69 6e 67 20 44 69 72 65 63 74 69 6f 6e 20 49 6e 64 69   ┆           Keying Direction Indi┆
0x046a0…046c0        63 61 80 0a 19 a8 80 80 74 6f 72 0d 0a 20 20 20 20 20 20 20 20 20 33 35 2d 35 35 20 20 20 20 20   ┆ca      tor           35-55     ┆
0x046c0…046e0        49 6e 76 65 72 73 65 64 20 20 20 20 20 20 20 20 20 20 20 20 20 44 65 76 69 63 65 20 53 74 61 74   ┆Inversed             Device Stat┆
0x046e0…04700        75 73 0d 0a 20 20 20 20 20 20 20 20 20 35 37 2d 38 30 20 20 20 20 20 49 6e 76 65 72 73 65 64 2f   ┆us           57-80     Inversed/┆
0x04700…04720        49 6e 74 65 6e 73 69 66 69 65 64 20 84 43 6f 6d 6d 75 6e 69 63 61 74 69 6f 6e 20 28 6c 69 6e 65   ┆Intensified  Communication (line┆
0x04720…04740        2f 73 65 73 80 0a 19 a8 80 80 73 69 6f 6e 29 20 73 74 61 74 75 73 0d 0a 0d 0a 20 20 20 20 20 20   ┆/ses      sion) status          ┆
0x04740…04760        20 20 a1 e1 20 a1 4b 65 79 62 6f 61 72 64 20 4c 6f 63 6b 20 49 6e 64 69 63 61 74 6f 72 0d 0a 0d   ┆      Keyboard Lock Indicator   ┆
0x04760…04780        0a 20 20 20 20 20 20 20 20 20 84 57 68 65 6e 20 61 6e 20 61 74 74 65 6e 74 69 6f 6e 20 6b 65 79   ┆           When an attention key┆
0x04780…047a0        20 28 73 65 65 20 73 65 63 74 69 6f 6e 20 34 2e 34 29 20 69 73 20 70 72 65 73 73 65 64 2c 20 74   ┆ (see section 4.4) is pressed, t┆
0x047a0…047c0        68 65 20 0a 19 89 80 80 75 73 65 20 6f 66 20 74 68 65 20 6b 65 79 62 6f 61 72 64 20 69 73 20 69   ┆he      use of the keyboard is i┆
0x047c0…047e0        6e 68 69 62 69 74 65 64 20 75 6e 74 69 6c 20 69 74 20 69 73 20 72 65 73 74 6f 72 65 64 2e 20 0a   ┆nhibited until it is restored.  ┆
0x047e0…04800        19 89 80 80 54 68 69 73 20 63 6f 6e 64 69 74 69 6f 6e 20 69 73 20 69 6e 64 69 63 61 74 65 64 20   ┆    This condition is indicated ┆
0x04800…04820 (36,)  62 79 20 61 6e 20 27 58 27 20 64 69 73 70 6c 61 79 65 64 20 69 6e 20 74 68 65 20 0a 19 89 80 80   ┆by an 'X' displayed in the      ┆
0x04820…04840        73 74 61 74 75 73 20 6c 69 6e 65 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 b0 a1 f0 4b 65 79 62   ┆status line.                Keyb┆
0x04840…04860        6f 61 72 64 20 53 74 61 74 75 73 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 54 68 69 73 20 66 69   ┆oard Status              This fi┆
0x04860…04880        65 6c 64 20 69 73 20 6f 6e 6c 79 20 75 73 65 64 20 69 6e 20 53 4e 41 2f 53 44 4c 43 20 6d 6f 64   ┆eld is only used in SNA/SDLC mod┆
0x04880…048a0        65 2c 20 61 6e 64 20 74 68 65 20 75 73 65 20 6f 66 20 0a 19 89 80 80 74 68 65 20 66 69 65 6c 64   ┆e, and the use of      the field┆
0x048a0…048c0        20 69 73 20 64 65 73 63 72 69 62 65 64 20 69 6e 20 73 65 63 74 69 6f 6e 20 36 2e 33 2e 31 2e 0d   ┆ is described in section 6.3.1. ┆
0x048c0…048e0        0a 0d 0a 20 20 20 20 20 20 20 20 20 b0 a1 f0 48 6f 73 74 2d 4c 69 6e 65 2d 49 44 0d 0a 0d 0a 20   ┆               Host-Line-ID     ┆
0x048e0…04900        20 20 20 20 20 20 20 20 84 54 68 69 73 20 69 73 20 61 20 74 65 78 74 20 73 74 72 69 6e 67 20 69   ┆         This is a text string i┆
0x04900…04920        64 65 6e 74 69 66 79 69 6e 67 20 74 68 65 20 68 6f 73 74 20 74 6f 20 77 68 69 63 68 20 74 68 65   ┆dentifying the host to which the┆
0x04920…04940        20 0a 19 89 80 80 74 65 72 6d 69 6e 61 6c 20 69 73 20 63 6f 6e 6e 65 63 74 65 64 2e 20 54 68 69   ┆      terminal is connected. Thi┆
0x04940…04960        73 20 74 65 78 74 20 69 73 20 75 73 65 72 20 63 68 61 6e 67 65 61 62 6c 65 2c 20 61 6e 64 20 0a   ┆s text is user changeable, and  ┆
0x04960…04980        19 89 80 80 74 68 65 20 70 72 6f 63 65 64 75 72 65 20 66 6f 72 20 63 68 61 6e 67 69 6e 67 20 74   ┆    the procedure for changing t┆
0x04980…049a0        68 65 20 74 65 78 74 20 69 73 20 64 65 73 63 72 69 62 65 64 20 69 6e 20 0a 19 89 80 80 72 65 66   ┆he text is described in      ref┆
0x049a0…049af        65 72 65 6e 63 65 20 28 31 29 2e 0d 0a 0d 0a                                                      ┆erence (1).    ┆
0x049af…049b2        FormFeed {
0x049af…049b2          0c 80 b6                                                                                          ┆   ┆
0x049af…049b2        }
0x049b2…049c0        0a 20 20 20 20 20 20 20 20 20 b0 a1 f0 52                                                         ┆             R┆
0x049c0…049e0        65 76 65 61 6c 20 4d 6f 64 65 0d 0a 20 20 20 20 20 20 20 20 20 0d 0a 20 20 20 20 20 20 20 20 20   ┆eveal Mode                      ┆
0x049e0…04a00        84 53 68 6f 77 73 20 74 68 65 20 73 63 72 65 65 6e 20 69 6d 61 67 65 20 63 6f 6e 74 65 6e 74 73   ┆ Shows the screen image contents┆
0x04a00…04a20 (37,)  20 69 6e 20 74 68 65 20 63 75 72 73 6f 72 20 70 6f 73 69 74 69 6f 6e 2e 20 0a 19 89 80 80 53 65   ┆ in the cursor position.      Se┆
0x04a20…04a40        65 20 73 65 63 74 69 6f 6e 20 36 2e 34 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 b0 a1 f0 53 65   ┆e section 6.4.                Se┆
0x04a40…04a60        74 75 70 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 53 6f 6d 65 20 63 6f 6e 66 69 67 75 72 61 74   ┆tup              Some configurat┆
0x04a60…04a80        69 6f 6e 20 70 61 72 61 6d 65 74 65 72 73 20 6d 61 79 20 62 65 20 63 68 61 6e 67 65 64 20 61 66   ┆ion parameters may be changed af┆
0x04a80…04aa0        74 65 72 20 0a 19 89 80 80 73 74 61 72 74 2d 75 70 20 6f 66 20 74 68 65 20 74 65 72 6d 69 6e 61   ┆ter      start-up of the termina┆
0x04aa0…04ac0        6c 2e 20 54 68 65 20 73 65 74 75 70 20 66 69 65 6c 64 20 69 6e 20 74 68 65 20 73 74 61 74 75 73   ┆l. The setup field in the status┆
0x04ac0…04ae0        20 0a 19 89 80 80 6c 69 6e 65 20 69 73 20 75 73 65 64 20 66 6f 72 20 74 68 69 73 20 70 75 72 70   ┆      line is used for this purp┆
0x04ae0…04b00        6f 73 65 2e 20 44 65 73 63 72 69 70 74 69 6f 6e 20 6f 66 20 63 68 61 6e 67 69 6e 67 20 0a 19 89   ┆ose. Description of changing    ┆
0x04b00…04b20        80 80 6f 66 20 74 68 65 20 70 61 72 61 6d 65 74 65 72 73 20 69 73 20 66 6f 75 6e 64 20 69 6e 20   ┆  of the parameters is found in ┆
0x04b20…04b40        73 65 63 74 69 6f 6e 20 36 2e 35 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 b0 a1 f0 4b 65 79 69   ┆section 6.5.                Keyi┆
0x04b40…04b60        6e 67 20 44 69 72 65 63 74 69 6f 6e 20 49 6e 64 69 63 61 74 6f 72 0d 0a 0d 0a 20 20 20 20 20 20   ┆ng Direction Indicator          ┆
0x04b60…04b80        20 20 20 84 74 68 65 20 73 79 6d 62 6f 6c 20 70 6c 61 63 65 64 20 69 6e 20 74 68 69 73 20 66 69   ┆    the symbol placed in this fi┆
0x04b80…04ba0        65 6c 64 20 73 68 6f 77 73 20 74 68 65 20 63 75 72 72 65 6e 74 20 73 63 72 65 65 6e 20 0a 19 89   ┆eld shows the current screen    ┆
0x04ba0…04bc0        80 80 6f 72 69 65 6e 74 61 74 69 6f 6e 20 61 73 20 77 65 6c 6c 20 61 73 20 74 68 65 20 63 75 72   ┆  orientation as well as the cur┆
0x04bc0…04be0        72 65 6e 74 20 6b 65 79 69 6e 67 20 64 69 72 65 63 74 69 6f 6e 2e 20 54 68 65 20 0a 19 89 80 80   ┆rent keying direction. The      ┆
0x04be0…04c00        73 79 6d 62 6f 6c 20 69 73 20 61 6e 20 61 72 72 6f 77 2c 20 77 68 69 63 68 20 63 61 6e 20 62 65   ┆symbol is an arrow, which can be┆
0x04c00…04c20 (38,)  20 73 6f 6c 69 64 20 6f 72 20 6f 75 74 6c 69 6e 65 64 20 61 20 0a 19 89 80 80 70 6f 69 6e 74 20   ┆ solid or outlined a      point ┆
0x04c20…04c40        74 6f 20 74 68 65 20 6c 65 66 74 20 61 6e 64 20 74 6f 20 74 68 65 20 72 69 67 68 74 2e 0d 0a 0d   ┆to the left and to the right.   ┆
0x04c40…04c60        0a 20 20 20 20 20 20 20 20 20 84 54 68 65 20 69 6e 69 74 69 61 6c 20 73 74 61 74 65 20 69 73 20   ┆           The initial state is ┆
0x04c60…04c80        74 68 61 74 20 74 68 65 20 6b 65 79 69 6e 67 20 64 69 72 65 63 74 69 6f 6e 69 73 20 74 68 65 20   ┆that the keying directionis the ┆
0x04c80…04ca0        0a 19 89 80 80 73 61 6d 65 20 61 73 20 74 68 65 20 53 63 72 65 65 6e 20 4f 72 69 65 6e 74 61 74   ┆     same as the Screen Orientat┆
0x04ca0…04cc0        69 6f 6e 2c 20 61 6e 64 20 74 68 69 73 20 69 73 20 73 68 6f 77 6e 20 62 79 20 61 20 0a 19 89 80   ┆ion, and this is shown by a     ┆
0x04cc0…04ce0        80 73 6f 6c 69 64 20 61 72 72 6f 77 20 70 6f 69 6e 74 69 6e 67 20 74 6f 20 74 68 61 74 20 64 69   ┆ solid arrow pointing to that di┆
0x04ce0…04d00        72 65 63 74 69 6f 6e 2e 20 57 68 65 6e 20 74 68 65 20 6b 65 79 69 6e 67 20 0a 19 89 80 80 64 69   ┆rection. When the keying      di┆
0x04d00…04d20        72 65 63 74 69 6f 6e 20 69 73 20 74 65 6d 70 6f 72 61 72 69 6c 79 20 63 68 61 6e 67 65 64 20 28   ┆rection is temporarily changed (┆
0x04d20…04d40        62 79 20 70 72 65 73 73 69 6e 67 20 74 68 65 20 4c 41 54 49 4e 20 0a 19 89 80 80 6b 65 79 29 2c   ┆by pressing the LATIN      key),┆
0x04d40…04d60        20 74 68 65 20 61 72 72 6f 77 20 69 73 20 72 65 76 65 72 73 65 64 20 61 6e 64 20 61 70 70 65 61   ┆ the arrow is reversed and appea┆
0x04d60…04d80        72 73 20 6f 75 74 6c 69 6e 65 64 2e 20 54 68 69 73 20 0a 19 89 80 80 6d 65 61 6e 73 20 74 68 61   ┆rs outlined. This      means tha┆
0x04d80…04da0        74 20 74 68 65 20 64 69 72 65 63 74 69 6f 6e 20 6f 66 20 74 68 65 20 61 72 72 6f 77 20 69 73 20   ┆t the direction of the arrow is ┆
0x04da0…04dc0        61 6c 77 61 79 73 20 74 68 65 20 73 61 6d 65 20 0a 19 89 80 80 61 73 20 74 68 65 20 6b 65 79 69   ┆always the same      as the keyi┆
0x04dc0…04de0        6e 67 20 64 69 72 65 63 74 69 6f 6e 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 b0 a1 f0 44 65 76   ┆ng direction.                Dev┆
0x04de0…04e00        69 63 65 20 53 74 61 74 75 73 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 41 20 74 65 78 74 20 69   ┆ice Status              A text i┆
0x04e00…04e20 (39,)  6e 20 74 68 69 73 20 66 69 65 6c 64 20 69 6e 64 69 63 61 74 65 73 20 61 6e 20 61 62 6e 6f 72 6d   ┆n this field indicates an abnorm┆
0x04e20…04e40        61 6c 20 73 74 61 74 65 20 6f 66 20 74 68 65 20 0a 19 89 80 80 64 69 73 70 6c 61 79 20 64 65 76   ┆al state of the      display dev┆
0x04e40…04e60        69 63 65 20 6f 72 20 74 68 65 20 70 72 69 6e 74 65 72 20 64 65 76 69 63 65 2e 20 54 68 65 20 70   ┆ice or the printer device. The p┆
0x04e60…04e80        6f 73 73 69 62 6c 65 20 74 65 78 74 73 20 0a 19 89 80 80 61 6e 64 20 74 68 65 69 72 20 6d 65 61   ┆ossible texts      and their mea┆
0x04e80…04ea0        6e 69 6e 67 20 69 73 20 64 65 73 63 72 69 62 65 64 20 69 6e 20 73 75 62 73 65 63 74 69 6f 6e 73   ┆ning is described in subsections┆
0x04ea0…04ec0        20 36 2e 33 2e 32 20 61 6e 64 20 0a 19 89 80 80 36 2e 33 2e 33 2e 0d 0a 0d 0a 20 20 20 20 20 20   ┆ 6.3.2 and      6.3.3.          ┆
0x04ec0…04ee0        20 20 20 b0 a1 f0 43 6f 6d 6d 75 6e 69 63 61 74 69 6f 6e 20 53 74 61 74 75 73 0d 0a 0d 0a 20 20   ┆      Communication Status      ┆
0x04ee0…04f00        20 20 20 20 20 20 20 84 54 68 65 20 74 65 78 74 73 20 69 6e 20 74 68 69 73 20 66 69 65 6c 64 20   ┆        The texts in this field ┆
0x04f00…04f20        63 6f 6e 63 65 72 6e 20 65 69 74 68 65 72 20 74 68 65 20 6c 69 6e 65 20 73 74 61 74 75 73 20 0a   ┆concern either the line status  ┆
0x04f20…04f40        19 89 80 80 6f 72 20 74 68 65 20 53 4e 41 2f 53 44 4c 43 20 73 65 73 73 69 6f 6e 20 69 6e 66 6f   ┆    or the SNA/SDLC session info┆
0x04f40…04f60        72 6d 61 74 69 6f 6e 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 49 6e 20 74 68 65 20 66 69 72   ┆rmation.              In the fir┆
0x04f60…04f80        73 74 20 63 61 73 65 20 74 68 65 20 74 65 78 74 20 77 69 6c 6c 20 61 70 70 65 61 72 20 61 73 20   ┆st case the text will appear as ┆
0x04f80…04fa0        69 6e 76 65 72 73 65 64 2c 20 69 6e 20 0a 19 89 80 80 74 68 65 20 6c 61 74 74 65 72 20 77 69 74   ┆inversed, in      the latter wit┆
0x04fa0…04fc0        68 20 69 6e 63 72 65 61 73 65 64 20 69 6e 74 65 6e 73 69 74 79 2e 20 54 68 65 20 70 6f 73 73 69   ┆h increased intensity. The possi┆
0x04fc0…04fe0        62 6c 65 20 74 65 78 74 73 20 0a 19 89 80 80 61 6e 64 20 74 68 65 69 72 20 6d 65 61 6e 69 6e 67   ┆ble texts      and their meaning┆
0x04fe0…05000        20 69 73 20 64 65 73 63 72 69 62 65 64 20 69 6e 20 73 75 62 73 65 63 74 69 6f 6e 20 36 2e 33 2e   ┆ is described in subsection 6.3.┆
0x05000…05006 (40,)  31 2e 0d 0a 0d 0a                                                                                 ┆1.    ┆
0x05006…05009        FormFeed {
0x05006…05009          0c 80 ab                                                                                          ┆   ┆
0x05006…05009        }
0x05009…05020        0a b0 a1 34 2e 20 20 20 20 20 20 20 4b 45 59 42 4f 41 52 44 20 46 55                              ┆   4.       KEYBOARD FU┆
0x05020…05040        4e 43 54 49 4f 4e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 54 68 65 20 52 43 38 35 35 20 44 69   ┆NCTION              The RC855 Di┆
0x05040…05060        73 70 6c 61 79 20 54 65 72 6d 69 6e 61 6c 20 69 73 20 70 72 6f 76 69 64 65 64 20 77 69 74 68 20   ┆splay Terminal is provided with ┆
0x05060…05080        61 20 73 65 70 61 72 61 74 65 2c 20 0a 19 89 80 80 61 6c 70 68 61 6d 65 72 69 63 20 6b 65 79 62   ┆a separate,      alphameric keyb┆
0x05080…050a0        6f 61 72 64 2c 20 77 68 69 63 68 20 69 73 20 61 74 74 61 63 68 65 64 20 62 79 20 6d 65 61 6e 73   ┆oard, which is attached by means┆
0x050a0…050c0        20 6f 66 20 61 20 0a 19 89 80 80 73 69 67 6e 61 6c 20 63 61 62 6c 65 20 6f 6e 65 20 6d 65 74 65   ┆ of a      signal cable one mete┆
0x050c0…050e0        72 20 69 6e 20 6c 65 6e 67 68 74 2e 0d 0a 0d 0a 0d 0a a1 b0 a1 34 2e 31 20 20 20 20 20 20 47 65   ┆r in lenght.         4.1      Ge┆
0x050e0…05100        6e 65 72 61 6c 20 44 65 73 63 72 69 70 74 69 6f 6e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 54   ┆neral Description              T┆
0x05100…05120        68 65 20 6b 65 79 62 6f 61 72 64 20 63 6f 6e 73 69 73 74 73 20 6f 66 20 74 68 72 65 65 20 6d 61   ┆he keyboard consists of three ma┆
0x05120…05140        69 6e 20 73 65 63 74 69 6f 6e 73 3a 20 61 20 63 65 6e 74 72 61 6c 2c 20 0a 19 89 80 80 74 79 70   ┆in sections: a central,      typ┆
0x05140…05160        65 77 72 69 74 65 72 2d 6c 69 6b 65 20 6b 65 79 62 6f 61 72 64 3b 20 61 62 6f 76 65 20 74 68 61   ┆ewriter-like keyboard; above tha┆
0x05160…05180        74 2c 20 61 20 72 6f 77 20 6f 66 20 61 74 74 65 6e 74 69 6f 6e 20 0a 19 89 80 80 6b 65 79 73 3b   ┆t, a row of attention      keys;┆
0x05180…051a0        20 61 6e 64 20 74 6f 20 74 68 65 20 72 69 67 68 74 2c 20 61 20 6e 75 6d 65 72 69 63 20 70 61 64   ┆ and to the right, a numeric pad┆
0x051a0…051c0        20 61 6e 64 20 6b 65 79 73 20 66 6f 72 20 0a 19 89 80 80 65 64 69 74 69 6e 67 20 64 61 74 61 20   ┆ and keys for      editing data ┆
0x051c0…051e0        6f 6e 20 74 68 65 20 64 69 73 70 6c 61 79 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 41 6c 6c   ┆on the display.              All┆
0x051e0…05200        20 63 6f 64 65 2d 67 65 6e 65 72 61 74 69 6e 67 20 6b 65 79 73 20 72 65 70 65 61 74 20 61 75 74   ┆ code-generating keys repeat aut┆
0x05200…05220 (41,)  6f 6d 61 74 69 63 61 6c 6c 79 2c 20 61 74 20 74 68 65 20 0a 19 89 80 80 72 61 74 65 20 6f 66 20   ┆omatically, at the      rate of ┆
0x05220…05240        32 30 20 63 68 61 72 61 63 74 65 72 73 20 61 20 73 65 63 6f 6e 64 2c 20 77 68 65 6e 20 68 65 6c   ┆20 characters a second, when hel┆
0x05240…05260        64 20 64 65 70 72 65 73 73 65 64 20 0a 19 89 80 80 6c 6f 6e 67 65 72 20 74 68 61 6e 20 61 20 73   ┆d depressed      longer than a s┆
0x05260…05280        65 63 6f 6e 64 2e 20 53 6f 6d 65 20 6b 65 79 73 20 61 72 65 20 66 75 72 6e 69 73 68 65 64 20 77   ┆econd. Some keys are furnished w┆
0x05280…052a0        69 74 68 20 61 20 4c 45 44 20 0a 19 89 80 80 28 6c 69 67 68 74 65 6d 69 74 74 69 6e 67 20 64 69   ┆ith a LED      (lightemitting di┆
0x052a0…052c0        6f 64 65 29 20 69 6e 64 69 63 61 74 6f 72 2e 20 54 68 65 20 6b 65 79 62 6f 61 72 64 20 61 6c 73   ┆ode) indicator. The keyboard als┆
0x052c0…052e0        6f 20 0a 19 89 80 80 73 6f 75 6e 64 73 20 61 6e 20 61 6c 61 72 6d 20 69 6e 20 63 65 72 74 61 69   ┆o      sounds an alarm in certai┆
0x052e0…05300        6e 20 63 69 72 63 75 6d 73 74 61 6e 63 65 73 2e 20 46 69 6e 61 6c 6c 79 2c 20 74 68 65 20 0a 19   ┆n circumstances. Finally, the   ┆
0x05300…05320        89 80 80 75 73 65 20 6f 66 20 74 68 65 20 6b 65 79 62 6f 61 72 64 20 69 73 20 69 6e 68 69 62 69   ┆   use of the keyboard is inhibi┆
0x05320…05340        74 65 64 20 75 6e 64 65 72 20 63 65 72 74 61 69 6e 20 63 6f 6e 64 69 80 0a 19 89 80 80 74 69 6f   ┆ted under certain condi      tio┆
0x05340…05360        6e 73 2c 20 61 73 20 69 6e 64 69 63 61 74 65 64 20 62 79 20 74 68 65 20 63 68 61 72 61 63 74 65   ┆ns, as indicated by the characte┆
0x05360…05380        72 20 22 78 22 20 64 69 73 70 6c 61 79 65 64 20 6f 6e 20 0a 19 89 80 80 74 68 65 20 73 74 61 74   ┆r "x" displayed on      the stat┆
0x05380…053a0        75 73 20 6c 69 6e 65 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 54 68 65 20 6b 65 79 73 20 61   ┆us line.              The keys a┆
0x053a0…053c0        72 65 20 63 6c 61 73 73 69 66 69 65 64 20 66 75 6e 63 74 69 6f 6e 61 6c 6c 79 20 61 73 20 61 6c   ┆re classified functionally as al┆
0x053c0…053e0        70 68 61 6d 65 72 69 63 2c 20 0a 19 89 80 80 61 75 78 69 6c 69 61 72 79 2c 20 61 74 74 65 6e 74   ┆phameric,      auxiliary, attent┆
0x053e0…05400        69 6f 6e 2c 20 61 6e 64 20 65 64 69 74 69 6e 67 20 6b 65 79 73 2e 20 41 6c 70 68 61 6d 65 72 69   ┆ion, and editing keys. Alphameri┆
0x05400…05420 (42,)  63 2c 20 50 41 20 0a 19 89 80 80 28 70 72 6f 67 72 61 6d 20 61 63 63 65 73 29 2c 20 61 6e 64 20   ┆c, PA      (program acces), and ┆
0x05420…05440        50 46 20 28 70 72 6f 67 72 61 6d 20 66 75 6e 63 74 69 6f 6e 29 20 6b 65 79 73 20 68 61 76 65 20   ┆PF (program function) keys have ┆
0x05440…05460        61 20 0a 19 89 80 80 6c 69 67 68 74 20 73 68 61 64 65 3b 20 61 6c 6c 20 6f 74 68 65 72 20 6b 65   ┆a      light shade; all other ke┆
0x05460…05480        79 73 20 68 61 76 65 20 61 20 64 61 72 6b 20 73 68 61 64 65 2e 0d 0a 0d 0a 0d 0a a1 b0 a1 34 2e   ┆ys have a dark shade.         4.┆
0x05480…054a0        32 20 20 20 20 20 20 41 75 78 69 6c 69 61 72 79 20 4b 65 79 73 0d 0a 0d 0a 20 20 20 20 20 20 20   ┆2      Auxiliary Keys           ┆
0x054a0…054c0        20 20 84 54 68 65 20 61 75 78 69 6c 69 61 72 79 20 6b 65 79 73 2c 20 6d 61 72 6b 65 64 20 53 48   ┆   The auxiliary keys, marked SH┆
0x054c0…054e0        49 46 54 2c 20 53 50 45 43 20 53 48 49 46 54 2c 20 4c 41 54 49 4e 2c 20 61 6e 64 20 0a 19 89 80   ┆IFT, SPEC SHIFT, LATIN, and     ┆
0x054e0…05500        80 43 54 52 4c 2c 20 70 65 72 66 6f 72 6d 20 76 61 72 69 6f 75 73 20 61 75 78 69 6c 69 61 72 79   ┆ CTRL, perform various auxiliary┆
0x05500…05520        20 66 75 6e 63 74 69 6f 6e 73 2c 20 62 75 74 20 64 6f 20 6e 6f 74 20 0a 19 89 80 80 74 68 65 6d   ┆ functions, but do not      them┆
0x05520…05540        73 65 6c 76 65 73 20 67 65 6e 65 72 61 74 65 20 63 6f 64 65 73 2e 0d 0a 0d 0a 09 a1 e1 20 20 20   ┆selves generate codes.          ┆
0x05540…05560        20 20 b0 a1 53 48 49 46 54 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 54 68 65 20 53 48 49 46 54   ┆    SHIFT              The SHIFT┆
0x05560…05580        20 6b 65 79 20 63 61 6e 20 62 65 20 75 73 65 64 20 69 6e 20 63 6f 6e 6a 75 6e 63 74 69 6f 6e 20   ┆ key can be used in conjunction ┆
0x05580…055a0        77 69 74 68 20 61 6e 79 20 61 6c 70 68 61 80 0a 19 89 80 80 6d 65 72 69 63 20 6b 65 79 20 6f 6e   ┆with any alpha      meric key on┆
0x055a0…055c0        20 74 68 65 20 63 65 6e 74 72 61 6c 20 6b 65 79 62 6f 61 72 64 20 74 6f 20 67 65 6e 65 72 61 74   ┆ the central keyboard to generat┆
0x055c0…055e0        65 20 74 68 65 20 75 70 70 65 72 20 0a 19 89 80 80 63 61 73 65 20 63 6f 64 65 20 66 6f 72 20 61   ┆e the upper      case code for a┆
0x055e0…05600        6e 20 61 6c 70 68 61 62 65 74 69 63 20 63 68 61 72 61 63 74 65 72 20 6b 65 79 20 6f 72 20 74 68   ┆n alphabetic character key or th┆
0x05600…05620 (43,)  65 20 75 70 70 65 72 20 0a 19 89 80 80 63 68 61 72 61 63 74 65 72 20 63 6f 64 65 20 66 6f 72 20   ┆e upper      character code for ┆
0x05620…05640        61 20 64 75 61 6c 20 63 68 61 72 61 63 74 65 72 20 6b 65 79 2e 20 49 6e 20 6f 72 64 65 72 20 74   ┆a dual character key. In order t┆
0x05640…05660        6f 20 0a 19 89 80 80 67 65 6e 65 72 61 74 65 20 74 68 65 20 64 65 73 69 72 65 64 20 63 6f 64 65   ┆o      generate the desired code┆
0x05660…05680        2c 20 74 68 65 20 6f 70 65 72 61 74 6f 72 20 6d 75 73 74 20 70 72 65 73 73 20 74 68 65 20 0a 19   ┆, the operator must press the   ┆
0x05680…056a0        89 80 80 61 6c 70 68 61 6d 65 72 69 63 20 6b 65 79 20 77 68 69 6c 65 20 68 6f 6c 64 69 6e 67 20   ┆   alphameric key while holding ┆
0x056a0…056c0        53 48 49 46 54 20 64 65 70 72 65 73 73 65 64 2e 20 54 68 65 20 53 48 49 46 54 20 0a 19 89 80 80   ┆SHIFT depressed. The SHIFT      ┆
0x056c0…056e0        66 75 6e 63 74 69 6f 6e 20 74 65 72 6d 69 6e 61 74 65 73 20 61 73 20 73 6f 6f 6e 20 74 68 65 20   ┆function terminates as soon the ┆
0x056e0…05700        6b 65 79 20 69 73 20 72 65 6c 65 61 73 65 64 2e 20 a1 4e 6f 74 65 e1 20 0a 19 89 80 80 74 68 61   ┆key is released.  Note       tha┆
0x05700…05720        74 20 74 68 65 20 63 6f 64 65 73 20 66 6f 72 20 50 41 36 20 74 6f 20 50 41 31 30 20 61 72 65 20   ┆t the codes for PA6 to PA10 are ┆
0x05720…05740        67 65 6e 65 72 61 74 65 64 20 62 79 20 70 72 65 73 73 69 6e 67 20 0a 19 89 80 80 74 68 65 20 6b   ┆generated by pressing      the k┆
0x05740…05760        65 79 73 20 6d 61 72 6b 65 64 20 50 41 31 20 74 6f 20 50 41 35 20 77 68 69 6c 65 20 68 6f 6c 64   ┆eys marked PA1 to PA5 while hold┆
0x05760…05780        69 6e 67 20 53 48 49 46 54 20 64 65 80 70 72 65 73 2d 20 0a 19 89 80 80 73 65 64 20 2e a1 4e 6f   ┆ing SHIFT de pres-      sed . No┆
0x05780…057a0        74 65 e1 20 61 6c 73 6f 20 74 68 61 74 20 74 68 65 20 63 6f 64 65 73 20 66 6f 72 20 50 46 31 20   ┆te  also that the codes for PF1 ┆
0x057a0…057c0        74 6f 20 50 46 39 20 61 72 65 20 0a 19 89 80 80 67 65 6e 65 72 61 74 65 64 20 62 79 20 70 72 65   ┆to PF9 are      generated by pre┆
0x057c0…057e0        73 73 69 6e 67 20 74 68 65 20 6e 75 6d 65 72 69 63 20 70 61 64 20 6b 65 79 73 20 6d 61 72 6b 65   ┆ssing the numeric pad keys marke┆
0x057e0…05800        64 20 31 20 74 6f 20 39 20 0a 19 89 80 80 77 68 69 6c 65 20 68 6f 6c 64 69 6e 67 20 53 48 49 46   ┆d 1 to 9      while holding SHIF┆
0x05800…05820 (44,)  54 20 64 65 70 72 65 73 73 65 64 2e 20 a1 4e 6f 74 65 e1 20 66 75 72 74 68 65 72 20 74 68 61 74   ┆T depressed.  Note  further that┆
0x05820…05840        20 53 48 49 46 54 20 0a 19 89 80 80 69 73 20 75 73 65 64 20 69 6e 20 63 6f 6e 6a 75 6e 63 74 69   ┆ SHIFT      is used in conjuncti┆
0x05840…05860        6f 6e 20 77 69 74 68 20 74 68 65 20 52 45 53 45 54 20 6b 65 79 2c 20 61 73 20 64 65 73 63 72 69   ┆on with the RESET key, as descri┆
0x05860…05880        62 65 64 20 0a 19 89 80 80 69 6e 20 73 75 62 73 65 63 74 69 6f 6e 20 34 2e 34 2e 20 0d 0a 0d 0a   ┆bed      in subsection 4.4.     ┆
0x05880…05883        FormFeed {
0x05880…05883          0c 80 b4                                                                                          ┆   ┆
0x05880…05883        }
0x05883…058a0        0a e1 a1 e1 09 e1 e1 a1 e1 a1 e1 20 20 20 20 20 b0 a1 53 50 45 43 49 41 4c 20 53 48 49            ┆                  SPECIAL SHI┆
0x058a0…058c0        46 54 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 54 68 65 20 53 50 45 43 49 41 4c 20 53 48 49   ┆FT.              The SPECIAL SHI┆
0x058c0…058e0        46 54 20 6b 65 79 20 63 61 6e 20 62 65 20 75 73 65 64 20 69 6e 20 63 6f 6e 6a 75 6e 63 74 69 6f   ┆FT key can be used in conjunctio┆
0x058e0…05900        6e 20 77 69 74 68 20 0a 19 89 80 80 61 6e 79 20 61 6c 70 68 61 6d 65 72 69 63 20 6b 65 79 2e 20   ┆n with      any alphameric key. ┆
0x05900…05920        57 68 65 6e 20 61 6e 20 61 6c 70 68 61 6d 65 72 69 63 20 6b 65 79 20 69 73 20 70 72 65 73 73 65   ┆When an alphameric key is presse┆
0x05920…05940        64 20 0a 19 89 80 80 77 68 69 6c 65 20 68 6f 6c 64 69 6e 67 20 74 68 65 20 53 50 45 43 20 53 48   ┆d      while holding the SPEC SH┆
0x05940…05960        49 46 54 20 64 65 70 72 65 73 73 65 64 20 74 68 65 20 67 65 6e 65 72 61 74 65 64 20 0a 19 89 80   ┆IFT depressed the generated     ┆
0x05960…05980        80 63 6f 64 65 20 77 69 6c 6c 20 61 6c 77 61 79 73 20 62 65 20 74 68 65 20 73 61 6d 65 20 61 73   ┆ code will always be the same as┆
0x05980…059a0        20 69 6e 20 4c 41 54 49 4e 20 6d 6f 64 65 20 61 6e 64 20 53 48 49 46 54 20 0a 19 89 80 80 64 65   ┆ in LATIN mode and SHIFT      de┆
0x059a0…059c0        70 72 65 73 73 65 64 2e 20 49 66 20 66 6f 72 20 65 78 61 6d 70 6c 65 20 69 6e 20 61 72 61 62 69   ┆pressed. If for example in arabi┆
0x059c0…059e0        63 20 6d 6f 64 65 20 74 68 65 20 53 50 45 43 20 53 48 49 46 54 20 0a 19 89 80 80 6b 65 79 20 69   ┆c mode the SPEC SHIFT      key i┆
0x059e0…05a00        73 20 70 72 65 73 73 65 64 20 69 6e 20 63 6f 6e 6a 75 6e 63 74 69 6f 6e 20 77 69 74 68 20 61 6e   ┆s pressed in conjunction with an┆
0x05a00…05a20 (45,)  79 20 61 6c 70 68 61 6d 65 72 69 63 20 6b 65 79 20 0a 19 89 80 80 74 68 65 20 67 65 6e 65 72 61   ┆y alphameric key      the genera┆
0x05a20…05a40        74 65 64 20 63 6f 64 65 20 69 73 20 74 68 65 20 73 61 6d 65 20 61 73 20 69 6e 20 6c 61 74 69 6e   ┆ted code is the same as in latin┆
0x05a40…05a60        20 6d 6f 64 65 20 77 69 74 68 20 74 68 65 20 0a 19 89 80 80 53 48 49 46 54 20 6b 65 79 20 70 72   ┆ mode with the      SHIFT key pr┆
0x05a60…05a80        65 73 73 65 64 20 69 6e 20 63 6f 6e 6a 75 6e 63 74 69 6f 6e 20 77 69 74 68 20 74 68 65 20 73 61   ┆essed in conjunction with the sa┆
0x05a80…05aa0        6d 65 20 6b 65 79 2e 0d 0a 0d 0a a1 e1 09 a1 e1 20 20 20 20 20 b0 a1 4c 41 54 49 4e 2e 0d 0a 0d   ┆me key.                LATIN.   ┆
0x05aa0…05ac0        0a 20 20 20 20 20 20 20 20 20 84 54 68 65 20 4c 41 54 49 4e 20 6b 65 79 20 69 73 20 75 73 65 64   ┆           The LATIN key is used┆
0x05ac0…05ae0        20 74 6f 20 70 6c 61 63 65 20 74 68 65 20 74 65 72 6d 69 6e 61 6c 20 69 6e 20 65 69 74 68 65 72   ┆ to place the terminal in either┆
0x05ae0…05b00        20 0a 19 89 80 80 4c 41 54 49 4e 20 6f 72 20 41 52 41 42 49 43 20 6d 6f 64 65 2e 20 57 68 65 6e   ┆      LATIN or ARABIC mode. When┆
0x05b00…05b20        20 70 72 65 73 73 65 64 20 74 68 65 20 74 65 72 6d 69 6e 61 6c 20 77 69 6c 6c 20 0a 19 89 80 80   ┆ pressed the terminal will      ┆
0x05b20…05b40        73 77 69 74 63 68 20 74 6f 20 74 68 65 20 6f 74 68 65 72 20 6d 6f 64 65 2e 20 57 68 65 6e 20 74   ┆switch to the other mode. When t┆
0x05b40…05b60        68 65 20 4c 45 44 20 69 6e 20 74 68 65 20 6b 65 79 20 69 73 20 6c 69 74 20 0a 19 89 80 80 74 68   ┆he LED in the key is lit      th┆
0x05b60…05b80        65 20 74 65 72 6d 69 6e 61 6c 20 69 73 20 69 6e 20 4c 41 54 49 4e 20 6d 6f 64 65 2e 0d 0a 0d 0a   ┆e terminal is in LATIN mode.    ┆
0x05b80…05ba0        09 a1 e1 20 20 20 20 20 b0 a1 43 54 52 4c 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 54 68 65 20   ┆          CTRL              The ┆
0x05ba0…05bc0        43 54 52 4c 20 6b 65 79 20 69 73 20 75 73 65 64 20 69 6e 20 63 6f 6e 6a 75 6e 63 74 69 6f 6e 20   ┆CTRL key is used in conjunction ┆
0x05bc0…05be0        77 69 74 68 20 74 68 65 20 43 4c 45 41 52 20 6b 65 79 20 0a 19 89 80 80 28 73 65 65 20 73 75 62   ┆with the CLEAR key      (see sub┆
0x05be0…05c00        73 65 63 74 69 6f 6e 20 34 2e 34 29 20 77 68 69 6c 65 20 74 68 65 20 45 6d 75 6c 61 74 6f 72 20   ┆section 4.4) while the Emulator ┆
0x05c00…05c20 (46,)  69 73 20 72 75 6e 6e 69 6e 67 20 74 6f 20 0a 19 89 80 80 72 65 73 65 74 20 74 68 65 20 74 65 72   ┆is running to      reset the ter┆
0x05c20…05c40        6d 69 6e 61 6c 2e 20 54 68 69 73 20 69 73 20 64 6f 6e 65 20 62 79 20 70 72 65 73 73 69 6e 67 20   ┆minal. This is done by pressing ┆
0x05c40…05c60        43 4c 45 41 52 20 77 68 69 6c 65 20 0a 19 89 80 80 68 6f 6c 64 69 6e 67 20 43 54 52 4c 20 64 65   ┆CLEAR while      holding CTRL de┆
0x05c60…05c80        70 72 65 73 73 65 64 2e 20 54 68 65 20 43 54 52 4c 20 6b 65 79 20 69 73 20 61 6c 73 6f 20 75 73   ┆pressed. The CTRL key is also us┆
0x05c80…05ca0        65 64 20 69 6e 20 0a 19 89 80 80 63 6f 6e 6a 75 6e 63 74 69 6f 6e 20 77 69 74 68 20 61 74 74 65   ┆ed in      conjunction with atte┆
0x05ca0…05cc0        6e 74 69 6f 6e 20 6b 65 79 73 20 66 6f 72 20 64 69 61 67 6e 6f 73 74 69 63 20 70 75 72 70 6f 73   ┆ntion keys for diagnostic purpos┆
0x05cc0…05ce0        65 73 2c 20 0a 19 89 80 80 61 73 20 64 65 73 63 72 69 62 65 64 20 69 6e 20 63 68 61 70 74 65 72   ┆es,      as described in chapter┆
0x05ce0…05d00        20 38 2e 0d 0a 0d 0a 0d 0a b0 a1 34 2e 33 20 20 20 20 20 20 41 6c 70 68 61 6d 65 72 69 63 20 4b   ┆ 8.        4.3      Alphameric K┆
0x05d00…05d20        65 79 73 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 54 68 65 20 61 6c 70 68 61 6d 65 72 69 63 20   ┆eys              The alphameric ┆
0x05d20…05d40        6b 65 79 73 20 67 65 6e 65 72 61 74 65 20 63 6f 64 65 73 20 63 6f 72 72 65 73 70 6f 6e 64 69 6e   ┆keys generate codes correspondin┆
0x05d40…05d60        67 20 74 6f 20 74 68 65 20 0a 19 89 80 80 61 6c 70 68 61 62 65 74 69 63 2c 20 6e 75 6d 65 72 69   ┆g to the      alphabetic, numeri┆
0x05d60…05d80        63 2c 20 6f 72 20 73 70 65 63 69 61 6c 20 63 68 61 72 61 63 74 65 72 20 6f 72 20 63 68 61 72 61   ┆c, or special character or chara┆
0x05d80…05da0        63 74 65 72 73 20 0a 19 89 80 80 77 69 74 68 20 77 68 69 63 68 20 65 61 63 68 20 6b 65 79 20 69   ┆cters      with which each key i┆
0x05da0…05dc0        73 20 6d 61 72 6b 65 64 2c 20 65 69 74 68 65 72 20 64 69 72 65 63 74 6c 79 20 6f 72 20 69 6e 20   ┆s marked, either directly or in ┆
0x05dc0…05de0        0a 19 89 80 80 63 6f 6e 6a 75 6e 63 74 69 6f 6e 20 77 69 74 68 20 74 68 65 20 53 48 49 46 54 20   ┆     conjunction with the SHIFT ┆
0x05de0…05e00        6b 65 79 20 6f 72 20 74 68 65 20 53 50 45 43 20 53 48 49 46 54 20 6b 65 79 2e 20 0a 19 89 80 80   ┆key or the SPEC SHIFT key.      ┆
0x05e00…05e20 (47,)  41 6c 70 68 61 6d 65 72 69 63 20 6b 65 79 73 20 61 72 65 20 75 73 65 64 20 74 6f 20 65 6e 74 65   ┆Alphameric keys are used to ente┆
0x05e20…05e40        72 20 64 61 74 61 20 66 6f 72 20 69 6e 70 75 74 20 66 69 65 6c 64 73 2e 20 0a 19 89 80 80 57 68   ┆r data for input fields.      Wh┆
0x05e40…05e60        65 6e 20 64 61 74 61 20 69 73 20 65 6e 74 65 72 65 64 20 69 6e 74 6f 20 61 6e 20 69 6e 70 75 74   ┆en data is entered into an input┆
0x05e60…05e80        20 66 69 65 6c 64 2c 20 54 68 65 20 6d 6f 64 69 66 69 65 64 20 0a 19 89 80 80 64 61 74 61 20 74   ┆ field, The modified      data t┆
0x05e80…05ea0        61 67 2c 20 6f 72 20 4d 44 54 2c 20 6f 66 20 74 68 65 20 66 69 65 6c 64 20 69 73 20 73 65 74 2e   ┆ag, or MDT, of the field is set.┆
0x05ea0…05ec0        0d 0a 0d 0a b0 a1 34 2e 33 2e 31 20 20 20 20 41 72 61 62 69 63 20 53 79 6d 62 6f 6c 73 0d 0a 0d   ┆      4.3.1    Arabic Symbols   ┆
0x05ec0…05ee0        0a 20 20 20 20 20 20 20 20 20 84 57 68 65 6e 20 74 68 65 20 6b 65 79 62 6f 61 72 64 20 69 73 20   ┆           When the keyboard is ┆
0x05ee0…05f00        69 6e 20 61 72 61 62 69 63 20 6d 6f 64 65 20 69 74 20 69 73 20 70 6f 73 73 69 62 6c 65 20 74 6f   ┆in arabic mode it is possible to┆
0x05f00…05f20        20 0a 19 89 80 80 65 6e 74 65 72 20 61 72 61 62 69 63 20 6c 65 74 74 65 72 73 20 61 73 20 77 65   ┆      enter arabic letters as we┆
0x05f20…05f40        6c 6c 20 61 73 20 61 72 61 62 69 63 20 6e 75 6d 65 72 61 6c 73 20 61 6e 64 20 61 20 0a 19 89 80   ┆ll as arabic numerals and a     ┆
0x05f40…05f60        80 6e 75 6d 62 65 72 20 6f 66 20 73 70 65 63 69 61 6c 20 73 79 6d 62 6f 6c 73 2e 20 54 68 65 20   ┆ number of special symbols. The ┆
0x05f60…05f80        61 72 61 62 69 63 20 6d 6f 64 65 20 69 73 20 69 6e 64 69 63 61 74 65 64 20 0a 19 89 80 80 62 79   ┆arabic mode is indicated      by┆
0x05f80…05fa0        20 6e 6f 20 6c 69 67 68 74 20 69 6e 20 74 68 65 20 4c 41 54 49 4e 20 6b 65 79 20 61 6e 64 20 62   ┆ no light in the LATIN key and b┆
0x05fa0…05fc0        79 20 74 68 65 20 6b 65 79 69 6e 67 20 64 69 72 65 63 74 69 6f 6e 20 0a 19 89 80 80 69 6e 64 69   ┆y the keying direction      indi┆
0x05fc0…05fe0        63 61 74 6f 72 20 69 6e 20 74 68 65 20 73 74 61 74 75 73 20 6c 69 6e 65 20 70 6f 69 6e 74 69 6e   ┆cator in the status line pointin┆
0x05fe0…06000        67 20 74 6f 20 74 68 65 20 6c 65 66 74 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 49 6e 20 74   ┆g to the left.              In t┆
0x06000…06020 (48,)  68 69 73 20 6d 6f 64 65 20 69 74 20 69 73 20 70 6f 73 73 69 62 6c 65 20 74 6f 20 65 6e 74 65 72   ┆his mode it is possible to enter┆
0x06020…06040        20 74 68 72 65 65 20 6f 66 20 74 68 65 20 70 6f 73 80 0a 19 89 80 80 73 69 62 6c 65 20 66 6f 75   ┆ three of the pos      sible fou┆
0x06040…06060        72 20 65 6e 67 72 61 76 69 6e 67 73 20 6f 66 20 61 6e 20 61 6c 70 68 61 6d 65 72 69 63 20 6b 65   ┆r engravings of an alphameric ke┆
0x06060…06080        79 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 55 73 65 64 20 69 6e 20 63 6f 6e 6a 75 6e 63 74   ┆y.              Used in conjunct┆
0x06080…060a0        69 6f 6e 20 77 69 74 68 20 6e 6f 20 73 68 69 66 74 20 6b 65 79 2c 20 74 68 65 20 73 79 6d 62 6f   ┆ion with no shift key, the symbo┆
0x060a0…060c0        6c 20 69 6e 20 74 68 65 20 0a 19 89 80 80 6c 6f 77 65 72 20 72 69 67 68 74 20 63 6f 72 6e 65 72   ┆l in the      lower right corner┆
0x060c0…060e0        20 6f 66 20 74 68 65 20 6b 65 79 20 77 69 6c 6c 20 62 65 20 65 6e 74 65 72 65 64 20 77 68 65 6e   ┆ of the key will be entered when┆
0x060e0…06100        20 74 68 65 20 0a 19 89 80 80 6b 65 79 20 69 73 20 70 72 65 73 73 65 64 2e 20 49 66 20 74 68 65   ┆ the      key is pressed. If the┆
0x06100…06120        20 53 48 49 46 54 20 6b 65 79 20 69 73 20 68 65 6c 64 20 64 6f 77 6e 2c 20 77 68 65 6e 20 74 68   ┆ SHIFT key is held down, when th┆
0x06120…06140        65 20 0a 19 89 80 80 61 6c 70 68 61 6d 65 72 69 63 20 6b 65 79 20 69 73 20 70 72 65 73 73 65 64   ┆e      alphameric key is pressed┆
0x06140…06160        2c 20 74 68 65 20 75 70 70 65 72 20 72 69 67 68 74 20 73 79 6d 62 6f 6c 20 69 73 20 0a 19 89 80   ┆, the upper right symbol is     ┆
0x06160…06180        80 73 65 6c 65 63 74 65 64 2c 20 61 6e 64 20 73 69 6d 69 6c 61 72 6c 79 20 75 73 65 20 6f 66 20   ┆ selected, and similarly use of ┆
0x06180…061a0        74 68 65 20 53 50 45 43 20 53 48 49 46 54 20 6b 65 79 20 77 69 6c 6c 20 0a 19 89 80 80 73 65 6c   ┆the SPEC SHIFT key will      sel┆
0x061a0…061c0        65 63 74 20 74 68 65 20 75 70 70 65 72 20 6c 65 66 74 20 63 6f 72 6e 65 72 20 73 79 6d 62 6f 6c   ┆ect the upper left corner symbol┆
0x061c0…061e0        2e 20 49 74 20 69 73 20 6e 6f 74 20 70 6f 73 73 69 62 6c 65 20 0a 19 89 80 80 74 6f 20 73 65 6c   ┆. It is not possible      to sel┆
0x061e0…06200        65 63 74 20 74 68 65 20 6c 6f 77 65 72 20 6c 65 66 74 20 63 6f 72 6e 65 72 20 73 79 6d 62 6f 6c   ┆ect the lower left corner symbol┆
0x06200…06205 (49,)  2e 0d 0a 0d 0a                                                                                    ┆.    ┆
0x06205…06208        FormFeed {
0x06205…06208          0c 80 b9                                                                                          ┆   ┆
0x06205…06208        }
0x06208…06220        0a 20 20 20 20 20 20 20 20 20 84 57 68 65 6e 20 61 72 61 62 69 63 20 6b                           ┆           When arabic k┆
0x06220…06240        65 79 62 6f 61 72 64 20 63 6f 6e 76 65 72 73 69 6f 6e 69 73 20 73 65 6c 65 63 74 65 64 20 28 73   ┆eyboard conversionis selected (s┆
0x06240…06260        65 65 20 41 72 61 62 69 63 20 0a 19 89 80 80 4b 65 79 62 6f 61 72 64 20 4d 6f 64 65 2c 20 73 65   ┆ee Arabic      Keyboard Mode, se┆
0x06260…06280        63 74 69 6f 6e 73 20 36 2e 35 20 61 6e 64 20 37 2e 32 2e 32 29 2c 20 74 68 65 20 6f 70 65 72 61   ┆ctions 6.5 and 7.2.2), the opera┆
0x06280…062a0        74 6f 72 20 0a 19 89 80 80 6e 65 65 64 20 6e 6f 74 20 63 68 6f 6f 73 65 20 62 65 74 77 65 65 6e   ┆tor      need not choose between┆
0x062a0…062c0        20 74 68 65 20 70 6f 73 73 69 62 6c 65 20 74 77 6f 20 73 68 61 70 65 73 20 6f 66 20 61 6e 20 0a   ┆ the possible two shapes of an  ┆
0x062c0…062e0        19 89 80 80 61 72 61 62 69 63 20 6c 65 74 74 65 72 2c 20 61 73 20 74 68 65 20 65 6d 75 6c 61 74   ┆    arabic letter, as the emulat┆
0x062e0…06300        6f 72 20 70 72 6f 67 72 61 6d 20 77 69 6c 6c 20 6d 61 6b 65 20 74 68 69 73 20 0a 19 89 80 80 73   ┆or program will make this      s┆
0x06300…06320        65 6c 65 63 74 69 6f 6e 2e 20 54 68 65 20 63 6f 6e 76 65 72 73 69 6f 6e 20 69 73 20 64 65 73 63   ┆election. The conversion is desc┆
0x06320…06340        72 69 62 65 64 20 69 6e 20 61 70 70 65 6e 64 69 78 20 45 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20   ┆ribed in appendix E.            ┆
0x06340…06360        20 84 41 72 61 62 69 63 20 6c 65 74 74 65 72 73 20 77 69 6c 6c 20 61 6c 77 61 79 73 20 62 65 20   ┆  Arabic letters will always be ┆
0x06360…06380        65 6e 74 65 72 65 64 20 66 72 6f 6d 20 72 69 67 68 74 20 74 6f 20 0a 19 89 80 80 6c 65 66 74 2e   ┆entered from right to      left.┆
0x06380…063a0        20 49 66 20 69 6e 20 6c 65 66 74 20 74 6f 20 72 69 67 68 74 20 73 63 72 65 65 6e 20 6f 72 69 65   ┆ If in left to right screen orie┆
0x063a0…063c0        6e 74 61 74 69 6f 6e 20 61 72 61 62 69 63 20 6d 6f 64 65 20 0a 19 89 80 80 68 61 73 20 74 65 6d   ┆ntation arabic mode      has tem┆
0x063c0…063e0        70 6f 72 61 72 69 6c 79 20 62 65 65 6e 20 73 65 6c 65 63 74 65 64 20 62 79 20 70 72 65 73 73 69   ┆porarily been selected by pressi┆
0x063e0…06400        6e 67 20 74 68 65 20 4c 41 54 49 4e 20 6b 65 79 2c 20 0a 19 89 80 80 74 68 65 20 61 72 61 62 69   ┆ng the LATIN key,      the arabi┆
0x06400…06420 (50,)  63 20 74 65 73 74 20 77 69 6c 6c 20 61 70 70 65 61 72 20 6f 6e 20 74 68 65 20 73 63 72 65 65 6e   ┆c test will appear on the screen┆
0x06420…06440        20 61 73 20 66 6f 6c 6c 6f 77 73 3a 20 0a 19 89 80 80 46 69 72 73 74 20 74 69 6d 65 20 61 6e 20   ┆ as follows:      First time an ┆
0x06440…06460        61 72 61 62 69 63 20 63 68 61 72 61 63 74 65 72 20 69 73 20 65 6e 74 65 72 65 64 2c 20 69 74 20   ┆arabic character is entered, it ┆
0x06460…06480        77 69 6c 6c 20 0a 19 89 80 80 61 70 70 65 61 72 20 61 74 20 74 68 65 20 70 6c 61 63 65 20 6f 66   ┆will      appear at the place of┆
0x06480…064a0        20 74 68 65 20 63 75 72 73 6f 72 2c 20 77 68 69 63 68 20 77 69 6c 6c 20 a1 6e 6f 74 e1 20 6d 6f   ┆ the cursor, which will  not  mo┆
0x064a0…064c0        76 65 2e 20 0a 19 89 80 80 57 68 65 6e 20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 63 68 61 72   ┆ve.      When the following char┆
0x064c0…064e0        61 63 74 65 72 73 20 61 72 65 20 65 6e 74 65 72 65 64 2c 20 74 68 65 20 70 72 65 76 69 6f 75 73   ┆acters are entered, the previous┆
0x064e0…06500        80 0a 19 89 80 80 6c 79 20 74 79 70 65 64 20 63 68 61 72 61 63 74 65 72 73 20 77 69 6c 6c 20 6d   ┆      ly typed characters will m┆
0x06500…06520        6f 76 65 20 74 6f 20 74 68 65 20 72 69 67 68 74 2c 20 61 6e 64 20 74 68 65 20 6e 65 77 20 0a 19   ┆ove to the right, and the new   ┆
0x06520…06540        89 80 80 63 68 61 72 61 63 74 65 72 73 20 61 72 65 20 69 6e 73 65 72 74 65 64 20 61 74 20 74 68   ┆   characters are inserted at th┆
0x06540…06560        65 20 70 6c 61 63 65 20 6f 66 20 74 68 65 20 63 75 72 73 6f 72 2c 20 0a 19 89 80 80 77 68 69 63   ┆e place of the cursor,      whic┆
0x06560…06580        68 20 73 74 69 6c 6c 20 64 6f 65 73 20 6e 6f 74 20 6d 6f 76 65 2e 20 57 68 65 6e 20 74 68 65 20   ┆h still does not move. When the ┆
0x06580…065a0        6f 70 65 72 61 74 6f 72 20 77 61 6e 74 73 20 74 6f 20 0a 19 89 80 80 72 65 74 75 72 6e 20 74 6f   ┆operator wants to      return to┆
0x065a0…065c0        20 6c 61 74 69 6e 20 6d 6f 64 65 2c 20 68 65 20 6d 75 73 74 20 70 72 65 73 73 20 74 68 65 20 4c   ┆ latin mode, he must press the L┆
0x065c0…065e0        41 54 49 4e 20 6b 65 79 2c 20 61 6e 64 20 0a 19 89 80 80 61 74 20 74 68 69 73 20 74 69 6d 65 20   ┆ATIN key, and      at this time ┆
0x065e0…06600        74 68 65 20 63 75 72 73 6f 72 20 6a 75 6d 70 73 20 74 6f 20 74 68 65 20 66 69 72 73 74 20 66 72   ┆the cursor jumps to the first fr┆
0x06600…06620 (51,)  65 65 20 70 6f 73 69 74 69 6f 6e 20 0a 19 89 80 80 74 6f 20 74 68 65 20 72 69 67 68 74 20 6f 66   ┆ee position      to the right of┆
0x06620…06640        20 74 68 65 20 61 72 61 62 69 63 20 74 65 78 74 20 6a 75 73 74 20 69 6e 73 65 72 74 65 64 2e 0d   ┆ the arabic text just inserted. ┆
0x06640…06660        0a 0d 0a 20 20 20 20 20 20 20 20 20 84 41 72 61 62 69 63 20 6e 75 6d 65 72 61 6c 73 20 61 72 65   ┆             Arabic numerals are┆
0x06660…06680        20 61 6c 77 61 79 73 20 65 6e 74 65 72 65 64 20 66 72 6f 6d 20 6c 65 66 74 20 74 6f 20 72 69 67   ┆ always entered from left to rig┆
0x06680…066a0        68 74 2e 20 0a 19 89 80 80 53 75 70 70 6f 73 65 20 74 68 65 20 73 63 72 65 65 6e 20 6f 72 69 65   ┆ht.      Suppose the screen orie┆
0x066a0…066c0        6e 74 61 74 69 6f 6e 20 61 73 20 77 65 6c 6c 20 61 73 20 74 68 65 20 6b 65 79 69 6e 67 20 0a 19   ┆ntation as well as the keying   ┆
0x066c0…066e0        89 80 80 64 69 72 65 63 74 69 6f 6e 69 73 20 72 69 67 68 74 20 74 6f 20 6c 65 66 74 20 61 6e 64   ┆   directionis right to left and┆
0x066e0…06700        20 61 72 61 62 69 63 20 64 69 67 69 74 73 20 61 72 65 20 65 6e 74 65 72 65 64 2e 20 0a 19 89 80   ┆ arabic digits are entered.     ┆
0x06700…06720        80 41 73 20 62 65 66 6f 72 65 2c 20 74 68 65 20 63 75 72 73 6f 72 20 77 69 6c 6c 20 72 65 6d 61   ┆ As before, the cursor will rema┆
0x06720…06740        69 6e 20 61 74 20 69 74 73 20 70 6f 73 69 74 69 6f 6e 2c 20 0a 19 89 80 80 64 69 67 69 74 73 20   ┆in at its position,      digits ┆
0x06740…06760        61 6c 72 65 61 64 79 20 74 79 70 65 64 20 77 69 6c 6c 20 6d 6f 76 65 20 74 6f 20 74 68 65 20 6c   ┆already typed will move to the l┆
0x06760…06780        65 66 74 20 61 6e 64 20 74 68 65 20 6e 65 77 20 0a 19 89 80 80 64 69 67 69 74 73 20 77 69 6c 6c   ┆eft and the new      digits will┆
0x06780…067a0        20 62 65 20 69 6e 73 65 72 74 65 64 20 61 74 20 74 68 65 20 63 75 72 73 6f 72 20 70 6f 73 69 74   ┆ be inserted at the cursor posit┆
0x067a0…067c0        69 6f 6e 2e 20 54 68 65 20 0a 19 89 80 80 66 69 72 73 74 20 74 69 6d 65 20 61 20 6e 6f 6e 2d 64   ┆ion. The      first time a non-d┆
0x067c0…067e0        69 67 69 74 20 69 73 20 65 6e 74 65 72 65 64 2c 20 74 68 65 20 63 75 72 73 6f 72 20 77 69 6c 6c   ┆igit is entered, the cursor will┆
0x067e0…06800        20 6a 75 6d 70 20 0a 19 89 80 80 74 6f 74 20 68 65 20 66 69 72 73 74 20 66 72 65 65 20 70 6f 73   ┆ jump      tot he first free pos┆
0x06800…06820 (52,)  69 74 69 6f 6e 20 62 65 66 6f 72 65 20 74 68 65 20 6e 65 77 20 63 68 61 72 61 63 74 65 72 20 69   ┆ition before the new character i┆
0x06820…06840        73 20 0a 19 89 80 80 69 6e 73 65 72 74 65 64 2e 0d 0a 0d 0a 0d 0a b0 a1 b0 a1 34 2e 33 2e 32 20   ┆s      inserted.          4.3.2 ┆
0x06840…06860        20 20 20 4c 61 74 69 6e 20 53 79 6d 62 6f 6c 73 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 54 68   ┆   Latin Symbols              Th┆
0x06860…06880        65 20 6c 61 74 69 6e 20 6d 6f 64 65 20 69 73 20 69 6e 64 69 63 61 74 65 64 20 62 79 20 6c 69 67   ┆e latin mode is indicated by lig┆
0x06880…068a0        68 74 20 69 6e 20 74 68 65 20 4c 41 54 49 4e 20 6b 65 79 20 0a 19 89 80 80 61 6e 64 20 62 79 20   ┆ht in the LATIN key      and by ┆
0x068a0…068c0        74 68 65 20 6b 65 79 69 6e 67 20 64 69 72 65 63 74 69 6f 6e 20 69 6e 64 69 63 61 74 6f 72 20 69   ┆the keying direction indicator i┆
0x068c0…068e0        6e 20 74 68 65 20 73 74 61 74 75 73 20 6c 69 6e 65 20 0a 19 89 80 80 70 6f 69 6e 74 69 6e 67 20   ┆n the status line      pointing ┆
0x068e0…06900        74 6f 20 74 68 65 20 72 69 67 68 74 2e 20 49 6e 20 74 68 69 73 20 6d 6f 64 65 20 69 74 20 69 73   ┆to the right. In this mode it is┆
0x06900…06920        20 70 6f 73 73 69 62 6c 65 20 74 6f 20 0a 19 89 80 80 65 6e 74 65 72 20 6c 61 74 69 6e 20 6c 65   ┆ possible to      enter latin le┆
0x06920…06940        74 74 65 72 73 2c 20 6c 61 74 69 6e 20 6e 75 6d 65 72 61 6c 73 20 61 6e 64 20 61 20 6e 75 6d 62   ┆tters, latin numerals and a numb┆
0x06940…06960        65 72 20 6f 66 20 0a 19 89 80 80 73 70 65 63 69 61 6c 20 73 79 6d 62 6f 6c 73 2e 0d 0a 0d 0a 20   ┆er of      special symbols.     ┆
0x06960…06980        20 20 20 20 20 20 20 20 84 49 6e 20 74 68 65 20 6c 61 74 69 6e 20 6d 6f 64 65 20 74 68 65 20 53   ┆         In the latin mode the S┆
0x06980…069a0        50 45 43 20 53 48 49 46 54 20 6b 65 79 20 66 75 6e 63 74 69 6f 6e 73 20 61 73 20 74 68 65 20 0a   ┆PEC SHIFT key functions as the  ┆
0x069a0…069c0        19 89 80 80 53 48 49 46 54 20 6b 65 79 2e 20 49 6e 20 6c 61 74 69 6e 20 6d 6f 64 65 20 77 65 20   ┆    SHIFT key. In latin mode we ┆
0x069c0…069e0        75 73 65 20 74 68 65 20 6c 65 66 74 68 61 6e 64 20 73 69 64 65 20 6f 66 20 74 68 65 20 0a 19 89   ┆use the lefthand side of the    ┆
0x069e0…06a00        80 80 65 6e 67 72 61 76 69 6e 67 73 20 6f 6e 20 74 68 65 20 6b 65 79 74 6f 70 73 2e 20 57 68 65   ┆  engravings on the keytops. Whe┆
0x06a00…06a20 (53,)  6e 20 74 77 6f 20 73 79 6d 62 6f 6c 73 20 61 72 65 20 65 6e 67 72 61 76 65 64 20 0a 19 89 80 80   ┆n two symbols are engraved      ┆
0x06a20…06a40        68 65 72 65 2c 20 74 68 65 20 75 70 70 65 72 20 6f 6e 65 20 69 73 20 73 65 6c 65 63 74 65 64 20   ┆here, the upper one is selected ┆
0x06a40…06a60        62 79 20 75 73 69 6e 67 20 74 68 65 20 53 48 49 46 54 20 6b 65 79 2e 20 0a 19 89 80 80 57 68 65   ┆by using the SHIFT key.      Whe┆
0x06a60…06a80        6e 20 6f 6e 6c 79 20 6f 6e 65 20 65 6e 67 72 61 76 69 6e 67 20 69 73 20 70 72 65 73 65 6e 74 20   ┆n only one engraving is present ┆
0x06a80…06aa0        28 74 68 69 73 20 61 70 70 6c 69 65 73 20 66 6f 72 20 74 68 65 20 0a 19 89 80 80 6c 65 74 74 65   ┆(this applies for the      lette┆
0x06aa0…06ac0        72 73 20 41 2d 5a 29 2c 20 6e 6f 20 73 68 69 66 74 20 77 69 6c 6c 20 65 6e 74 65 72 20 74 68 65   ┆rs A-Z), no shift will enter the┆
0x06ac0…06ae0        20 6c 6f 77 65 72 20 63 61 73 65 20 6c 61 74 69 6e 20 0a 19 89 80 80 6c 65 74 74 65 72 2c 20 61   ┆ lower case latin      letter, a┆
0x06ae0…06b00        6e 64 20 68 6f 6c 64 69 6e 67 20 53 48 49 46 54 20 64 6f 77 6e 20 77 68 65 6e 20 70 72 65 73 73   ┆nd holding SHIFT down when press┆
0x06b00…06b20        69 6e 67 20 74 68 65 20 6b 65 79 20 0a 19 89 80 80 77 69 6c 6c 20 65 6e 74 65 72 20 74 68 65 20   ┆ing the key      will enter the ┆
0x06b20…06b40        75 70 70 65 72 20 63 61 73 65 20 6c 61 74 69 6e 20 6c 65 74 74 65 72 2e 20 48 6f 77 65 76 65 72   ┆upper case latin letter. However┆
0x06b40…06b60        2c 20 69 66 20 74 68 65 20 0a 19 89 80 80 6b 65 79 62 6f 61 72 64 20 6c 6f 63 6b 20 70 61 72 61   ┆, if the      keyboard lock para┆
0x06b60…06b80        6d 65 74 65 72 20 69 73 20 73 65 74 20 74 6f 20 6f 6e 65 20 28 73 65 65 20 73 65 63 74 69 6f 6e   ┆meter is set to one (see section┆
0x06b80…06ba0        73 20 36 2e 35 20 0a 19 89 80 80 61 6e 64 20 37 2e 32 2e 32 29 2c 20 61 6c 6c 20 6c 61 74 69 6e   ┆s 6.5      and 7.2.2), all latin┆
0x06ba0…06bc0        20 6c 65 74 74 65 72 73 20 77 69 6c 6c 20 61 70 70 65 61 72 20 61 73 20 75 70 70 65 72 20 63 61   ┆ letters will appear as upper ca┆
0x06bc0…06be0        73 65 2e 20 0a 19 89 80 80 54 68 65 20 71 75 65 73 74 69 6f 6e 20 6f 66 20 6c 6f 77 65 72 20 61   ┆se.      The question of lower a┆
0x06be0…06c00        6e 64 20 75 70 70 65 72 20 63 61 73 65 20 68 61 73 20 6f 6e 6c 79 20 6c 6f 63 61 6c 20 0a 19 89   ┆nd upper case has only local    ┆
0x06c00…06c20 (54,)  80 80 73 69 67 6e 69 66 69 63 61 6e 63 65 2c 20 61 73 20 61 20 6c 69 6d 69 74 61 74 69 6f 6e 20   ┆  significance, as a limitation ┆
0x06c20…06c40        69 6e 20 74 68 65 20 68 6f 73 74 20 70 72 6f 74 6f 74 63 6f 6c 20 64 6f 65 73 20 0a 19 89 80 80   ┆in the host prototcol does      ┆
0x06c40…06c60        6e 6f 74 20 61 6c 6c 6f 77 20 6c 6f 77 65 72 20 63 61 73 65 20 6c 65 74 74 65 72 73 2c 20 61 6e   ┆not allow lower case letters, an┆
0x06c60…06c80        64 20 74 68 65 72 65 66 6f 72 65 20 74 68 65 73 65 20 61 72 65 20 0a 19 89 80 80 63 6f 6e 76 65   ┆d therefore these are      conve┆
0x06c80…06ca0        72 74 65 64 20 74 6f 20 74 68 65 20 63 6f 72 72 65 73 70 6f 6e 64 69 6e 67 20 75 70 70 65 72 20   ┆rted to the corresponding upper ┆
0x06ca0…06cc0        63 61 73 65 20 6c 65 74 74 65 72 73 20 62 65 66 6f 72 65 20 0a 19 89 80 80 74 72 61 6e 73 6d 69   ┆case letters before      transmi┆
0x06cc0…06cca        73 73 69 6f 6e 2e 0d 0a 0d 0a                                                                     ┆ssion.    ┆
0x06cca…06ccd        FormFeed {
0x06cca…06ccd          0c 80 b7                                                                                          ┆   ┆
0x06cca…06ccd        }
0x06ccd…06ce0        0a 20 20 20 20 20 20 20 20 20 84 49 6e 20 72 69 67 68 74                                          ┆           In right┆
0x06ce0…06d00        20 74 6f 20 6c 65 66 74 20 73 63 72 65 65 6e 20 6f 72 69 65 6e 74 61 74 69 6f 6e 2c 20 69 6e 73   ┆ to left screen orientation, ins┆
0x06d00…06d20        65 72 74 69 6f 6e 20 6f 66 20 6c 61 74 69 6e 20 0a 19 89 80 80 63 68 61 72 61 63 74 65 72 73 20   ┆ertion of latin      characters ┆
0x06d20…06d40        74 61 6b 65 73 20 70 6c 61 63 65 20 69 6e 20 61 20 73 69 6d 69 6c 61 72 20 77 61 79 20 61 73 20   ┆takes place in a similar way as ┆
0x06d40…06d60        64 69 73 63 75 73 73 65 64 20 0a 19 89 80 80 61 62 6f 76 65 3a 20 6c 61 74 69 6e 20 6d 6f 64 65   ┆discussed      above: latin mode┆
0x06d60…06d80        20 69 73 20 65 6e 74 65 72 65 64 20 62 79 20 70 72 65 73 73 69 6e 67 20 74 68 65 20 4c 41 54 49   ┆ is entered by pressing the LATI┆
0x06d80…06da0        4e 20 6b 65 79 2c 20 0a 19 89 80 80 74 68 61 74 20 68 65 72 65 62 79 20 6c 69 67 68 74 73 2e 20   ┆N key,      that hereby lights. ┆
0x06da0…06dc0        46 72 6f 6d 20 6e 6f 77 20 6f 6e 20 74 68 65 20 63 75 72 73 6f 72 20 77 69 6c 6c 20 6e 6f 74 20   ┆From now on the cursor will not ┆
0x06dc0…06de0        0a 19 89 80 80 6d 6f 76 65 2c 20 62 75 74 20 74 68 65 20 6c 61 74 69 6e 20 74 65 78 74 20 77 69   ┆     move, but the latin text wi┆
0x06de0…06e00        6c 6c 20 6d 6f 76 65 20 74 6f 20 74 68 65 20 6c 65 66 74 20 61 73 20 69 74 20 69 73 20 0a 19 89   ┆ll move to the left as it is    ┆
0x06e00…06e20 (55,)  80 80 65 6e 74 65 72 65 64 2e 20 50 72 65 73 73 75 72 65 20 6f 66 20 74 68 65 20 4c 41 54 49 4e   ┆  entered. Pressure of the LATIN┆
0x06e20…06e40        20 6b 65 79 20 6f 6e 63 65 20 6d 6f 72 65 20 77 69 6c 6c 20 63 61 75 73 65 20 0a 19 89 80 80 74   ┆ key once more will cause      t┆
0x06e40…06e60        68 65 20 63 75 72 73 6f 72 20 74 6f 20 6a 75 6d 70 20 74 6f 74 20 68 65 20 6e 65 78 74 20 66 72   ┆he cursor to jump tot he next fr┆
0x06e60…06e80        65 65 20 70 6f 73 69 74 69 6f 6e 20 61 6e 64 20 62 72 69 6e 67 20 0a 19 89 80 80 75 73 20 62 61   ┆ee position and bring      us ba┆
0x06e80…06ea0        63 6b 20 69 6e 74 6f 20 74 68 65 20 61 72 61 62 69 63 20 6d 6f 64 65 2e 0d 0a 0d 0a 0d 0a b0 a1   ┆ck into the arabic mode.        ┆
0x06ea0…06ec0        34 2e 33 2e 33 20 20 20 20 53 79 6d 62 6f 6c 73 20 69 6e 20 4e 75 6d 65 72 69 63 20 46 69 65 6c   ┆4.3.3    Symbols in Numeric Fiel┆
0x06ec0…06ee0        64 73 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 57 68 65 6e 20 74 68 65 20 63 75 72 73 6f 72 20   ┆ds              When the cursor ┆
0x06ee0…06f00        69 73 20 70 6c 61 63 65 64 20 69 6e 20 61 20 66 69 65 6c 64 20 77 69 74 68 20 61 20 6e 75 6d 65   ┆is placed in a field with a nume┆
0x06f00…06f20        72 69 63 20 0a 19 89 80 80 61 74 74 72 69 62 75 74 65 2c 20 6f 6e 6c 79 20 63 65 72 74 61 69 6e   ┆ric      attribute, only certain┆
0x06f20…06f40        20 63 68 61 72 61 63 74 65 72 73 20 61 72 65 20 61 6c 6c 6f 77 65 64 20 61 73 20 69 6e 70 75 74   ┆ characters are allowed as input┆
0x06f40…06f60        2e 20 0a 19 89 80 80 54 68 65 73 65 20 63 68 61 72 61 63 74 65 72 73 20 69 6e 63 6c 75 64 65 20   ┆.      These characters include ┆
0x06f60…06f80        74 68 65 20 64 65 63 69 6d 61 6c 20 64 69 67 69 74 73 20 28 61 72 61 62 69 63 20 61 73 20 0a 19   ┆the decimal digits (arabic as   ┆
0x06f80…06fa0        89 80 80 77 65 6c 6c 20 61 73 20 6c 61 74 69 6e 29 2c 20 70 65 72 69 6f 64 28 2e 29 2c 20 63 6f   ┆   well as latin), period(.), co┆
0x06fa0…06fc0        6d 6d 61 28 2c 29 2c 20 61 6e 64 20 6d 69 6e 75 73 20 73 69 67 6e 20 28 2d 29 2e 20 0a 19 89 80   ┆mma(,), and minus sign (-).     ┆
0x06fc0…06fe0        80 41 74 74 65 6d 70 74 73 20 74 6f 20 65 6e 74 65 72 20 61 6e 6f 74 68 65 72 20 63 68 61 72 61   ┆ Attempts to enter another chara┆
0x06fe0…07000        63 74 65 72 20 77 69 6c 6c 20 73 6f 75 6e 64 20 61 6e 20 61 6c 61 72 6d 2e 0d 0a 0d 0a 20 20 20   ┆cter will sound an alarm.       ┆
0x07000…07020 (56,)  20 20 20 20 20 20 84 b0 4e 6f 74 65 f0 3a 20 74 68 61 74 20 74 68 65 20 22 64 65 63 69 6d 61 6c   ┆        Note : that the "decimal┆
0x07020…07040        20 70 6f 69 6e 74 22 20 63 68 61 72 61 63 74 65 72 20 63 61 6e 2c 20 69 6e 20 6c 61 74 69 6e 20   ┆ point" character can, in latin ┆
0x07040…07060        0a 19 89 81 80 62 65 20 64 65 66 69 6e 65 64 20 61 73 20 65 69 74 68 65 72 20 74 68 65 20 70 65   ┆     be defined as either the pe┆
0x07060…07080        72 69 6f 64 20 6f 72 20 74 68 65 20 63 6f 6d 6d 61 20 63 68 61 72 61 63 74 65 72 20 0a 19 89 81   ┆riod or the comma character     ┆
0x07080…070a0        80 62 79 20 61 20 63 6f 6e 66 69 67 75 72 61 74 69 6f 6e 20 70 61 72 61 6d 65 74 65 72 2e 20 49   ┆ by a configuration parameter. I┆
0x070a0…070c0        6e 20 61 72 61 62 69 63 20 6d 6f 64 65 20 74 68 65 20 22 64 65 63 69 80 0a 19 89 81 80 6d 61 6c   ┆n arabic mode the "deci      mal┆
0x070c0…070e0        20 70 6f 69 6e 74 22 20 69 73 20 61 6c 77 61 79 73 20 74 68 65 20 63 6f 6d 6d 61 20 63 68 61 72   ┆ point" is always the comma char┆
0x070e0…07100        61 63 74 65 72 2e 20 20 41 20 73 65 63 6f 6e 64 20 0a 19 89 81 80 70 61 72 61 6d 65 74 65 72 20   ┆acter.  A second      parameter ┆
0x07100…07120        64 65 74 65 72 6d 69 6e 65 73 20 77 68 65 74 68 65 72 20 61 6c 6c 20 63 68 61 72 61 63 74 65 72   ┆determines whether all character┆
0x07120…07140        73 20 6f 72 20 6f 6e 6c 79 20 0a 19 89 81 80 6e 75 6d 65 72 69 63 20 63 68 61 72 61 63 74 65 72   ┆s or only      numeric character┆
0x07140…07160        73 20 61 72 65 20 61 6c 6c 6f 77 65 64 20 69 6e 20 6e 75 6d 65 72 69 63 20 69 6e 70 75 74 20 66   ┆s are allowed in numeric input f┆
0x07160…07180        69 65 6c 64 73 2e 20 0a 19 89 81 80 28 73 65 65 20 73 65 63 74 69 6f 6e 20 36 2e 35 20 66 6f 72   ┆ields.      (see section 6.5 for┆
0x07180…071a0        20 63 68 61 6e 67 69 6e 67 20 74 68 65 73 65 20 70 61 72 61 6d 65 74 65 72 73 29 2e 0d 0a 0d 0a   ┆ changing these parameters).    ┆
0x071a0…071c0        0d 0a b0 a1 34 2e 33 2e 34 20 20 20 20 a1 4e 75 6d 65 72 69 63 20 50 61 64 0d 0a 0d 0a 20 20 20   ┆    4.3.4     Numeric Pad       ┆
0x071c0…071e0        20 20 20 20 20 20 84 54 68 65 20 6e 75 6d 65 72 69 63 20 70 61 64 20 63 6f 6e 74 61 69 6e 73 20   ┆       The numeric pad contains ┆
0x071e0…07200        61 20 73 70 61 63 65 20 6b 65 79 2c 20 6b 65 79 73 20 6d 61 72 6b 65 64 20 77 69 74 68 20 0a 19   ┆a space key, keys marked with   ┆
0x07200…07220 (57,)  89 80 80 74 68 65 20 64 65 63 69 6d 61 6c 20 64 69 67 69 74 73 20 61 6e 64 20 74 68 65 20 6d 69   ┆   the decimal digits and the mi┆
0x07220…07240        6e 75 73 20 73 69 67 6e 2c 20 61 6e 64 20 74 68 65 20 22 64 65 63 69 6d 61 6c 20 0a 19 89 80 80   ┆nus sign, and the "decimal      ┆
0x07240…07260        70 6f 69 6e 74 22 20 6b 65 79 2e 20 a1 4e 6f 74 65 e1 20 74 68 61 74 20 74 68 65 20 63 6f 64 65   ┆point" key.  Note  that the code┆
0x07260…07280        73 20 66 6f 72 20 50 46 31 20 74 6f 20 50 46 39 20 28 73 65 65 20 0a 19 89 80 80 73 65 63 74 69   ┆s for PF1 to PF9 (see      secti┆
0x07280…072a0        6f 6e 20 34 2e 34 29 20 61 72 65 20 67 65 6e 65 72 61 74 65 64 20 62 79 20 70 72 65 73 73 69 6e   ┆on 4.4) are generated by pressin┆
0x072a0…072c0        67 20 74 68 65 20 6e 75 6d 65 72 69 63 20 70 61 64 20 0a 19 89 80 80 6b 65 79 73 20 6d 61 72 6b   ┆g the numeric pad      keys mark┆
0x072c0…072e0        65 64 20 31 20 74 6f 20 39 20 77 68 69 6c 65 20 68 6f 6c 64 69 6e 67 20 74 68 65 20 53 48 49 46   ┆ed 1 to 9 while holding the SHIF┆
0x072e0…07300        54 20 6b 65 79 20 6f 72 20 53 50 45 43 20 0a 19 89 80 80 53 48 49 46 54 20 6b 65 79 20 64 65 70   ┆T key or SPEC      SHIFT key dep┆
0x07300…07320        72 65 73 73 65 64 2e 0d 0a 0d 0a 0d 0a b0 a1 a1 34 2e 33 2e 35 20 20 20 20 41 75 74 6f 6d 61 74   ┆ressed.         4.3.5    Automat┆
0x07320…07340        69 63 20 43 75 72 73 6f 72 20 4d 6f 76 65 6d 65 6e 74 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84   ┆ic Cursor Movement              ┆
0x07340…07360        54 68 65 20 63 75 72 73 6f 72 20 69 64 65 6e 74 69 66 69 65 73 20 61 20 63 68 61 72 61 63 74 65   ┆The cursor identifies a characte┆
0x07360…07380        72 20 70 6f 73 69 74 69 6f 6e 20 6f 6e 20 74 68 65 20 64 69 73 80 0a 19 89 80 80 70 6c 61 79 20   ┆r position on the dis      play ┆
0x07380…073a0        73 63 72 65 65 6e 2c 20 75 73 61 6c 6c 79 20 74 68 61 74 20 61 74 20 77 68 69 63 68 20 74 68 65   ┆screen, usally that at which the┆
0x073a0…073c0        20 6e 65 78 74 20 63 68 61 72 61 63 74 65 72 20 74 6f 20 0a 19 89 80 80 62 65 20 65 6e 74 65 72   ┆ next character to      be enter┆
0x073c0…073e0        65 64 20 66 72 6f 6d 20 74 68 65 20 6b 65 79 62 6f 61 72 64 20 77 69 6c 6c 20 61 70 70 65 61 72   ┆ed from the keyboard will appear┆
0x073e0…07400        2e 20 28 53 68 6f 75 6c 64 20 61 20 0a 19 89 80 80 63 68 61 72 61 63 74 65 72 20 61 6c 72 65 61   ┆. (Should a      character alrea┆
0x07400…07420 (58,)  64 79 20 6f 63 63 75 70 79 20 74 68 61 74 20 70 6f 73 69 74 69 6f 6e 2c 20 69 74 20 77 69 6c 6c   ┆dy occupy that position, it will┆
0x07420…07440        20 62 65 20 0a 19 89 80 80 6f 76 65 72 77 72 69 74 74 65 6e 29 2e 20 57 68 65 6e 65 76 65 72 20   ┆ be      overwritten). Whenever ┆
0x07440…07460        61 20 63 68 61 72 61 63 74 65 72 20 69 73 20 65 6e 74 65 72 65 64 20 66 72 6f 6d 20 74 68 65 20   ┆a character is entered from the ┆
0x07460…07480        0a 19 89 80 80 6b 65 79 62 6f 61 72 64 2c 20 74 68 65 20 63 75 72 73 6f 72 20 61 64 76 61 6e 63   ┆     keyboard, the cursor advanc┆
0x07480…074a0        65 73 20 6f 6e 65 20 63 68 61 72 61 63 74 65 72 20 70 6f 73 69 74 69 6f 6e 2e 20 49 66 20 0a 19   ┆es one character position. If   ┆
0x074a0…074c0        89 80 80 61 20 63 68 61 72 61 63 74 65 72 20 69 73 20 65 6e 74 65 72 65 64 20 61 74 20 74 68 65   ┆   a character is entered at the┆
0x074c0…074e0        20 6c 61 73 74 20 70 6f 73 69 74 69 6f 6e 20 6f 6e 20 61 20 6c 69 6e 65 2c 20 0a 19 89 80 80 74   ┆ last position on a line,      t┆
0x074e0…07500        68 65 20 63 75 72 73 6f 72 20 61 64 76 61 6e 63 65 20 74 6f 20 74 68 65 20 66 69 72 73 74 20 70   ┆he cursor advance to the first p┆
0x07500…07520        6f 73 69 74 69 6f 6e 20 6f 6e 20 74 68 65 20 6e 65 78 74 20 0a 19 89 80 80 6c 6f 77 65 72 20 6c   ┆osition on the next      lower l┆
0x07520…07540        69 6e 65 2c 20 61 6e 64 20 69 66 20 61 20 63 68 61 72 61 63 74 65 72 20 69 73 20 65 6e 74 65 72   ┆ine, and if a character is enter┆
0x07540…07560        65 64 20 61 74 20 74 68 65 20 6c 61 73 74 20 0a 19 89 80 80 70 6f 73 69 74 69 6f 6e 20 6f 6e 20   ┆ed at the last      position on ┆
0x07560…07580        74 68 65 20 6c 61 73 74 20 6c 69 6e 65 2c 20 74 68 65 20 63 75 72 73 6f 72 20 61 64 76 61 6e 63   ┆the last line, the cursor advanc┆
0x07580…075a0        65 73 20 74 6f 20 74 68 65 20 0a 19 89 80 80 66 69 72 73 74 20 70 6f 73 69 74 69 6f 6e 20 6f 6e   ┆es to the      first position on┆
0x075a0…075c0        20 74 68 65 20 66 69 72 73 74 20 6c 69 6e 65 2e 20 54 68 65 20 63 75 72 73 6f 72 20 69 73 20 73   ┆ the first line. The cursor is s┆
0x075c0…075da        61 69 64 20 74 6f a1 e1 20 0a 19 89 80 80 a1 77 72 61 70 e2 e1 2e 0d 0a 0d 0a                     ┆aid to         wrap  .    ┆
0x075da…075dd        FormFeed {
0x075da…075dd          0c 80 b4                                                                                          ┆   ┆
0x075da…075dd        }
0x075dd…075e0        0a 20 20                                                                                          ┆   ┆
0x075e0…07600        20 20 20 20 20 20 20 84 57 68 65 6e 20 61 20 63 68 61 72 61 63 74 65 72 20 69 73 20 65 6e 74 65   ┆        When a character is ente┆
0x07600…07620 (59,)  72 65 64 20 61 74 20 74 68 65 20 6c 61 73 74 20 70 6f 73 69 74 69 6f 6e 20 6f 66 20 61 6e 20 0a   ┆red at the last position of an  ┆
0x07620…07640        19 89 80 80 69 6e 70 75 74 20 66 69 65 6c 64 2c 20 74 68 65 20 63 75 72 73 6f 72 20 61 64 76 61   ┆    input field, the cursor adva┆
0x07640…07660        6e 63 65 73 20 74 6f 20 74 68 65 20 70 6f 73 69 74 69 6f 6e 20 66 6f 6c 6c 6f 77 80 0a 19 89 80   ┆nces to the position follow     ┆
0x07660…07680        80 69 6e 67 20 74 68 65 20 6e 65 78 74 20 61 74 72 69 62 75 74 65 20 63 68 61 72 61 63 74 65 72   ┆ ing the next atribute character┆
0x07680…076a0        2c 20 69 66 20 74 68 65 20 6c 61 74 74 65 72 20 64 65 66 69 6e 65 73 20 0a 19 89 80 80 74 68 65   ┆, if the latter defines      the┆
0x076a0…076c0        20 66 69 65 6c 64 20 61 73 20 68 61 76 69 6e 67 20 74 68 65 20 61 6c 70 68 61 6d 65 72 69 63 20   ┆ field as having the alphameric ┆
0x076c0…076e0        69 6e 70 75 74 2c 20 6e 75 6d 65 72 69 63 20 69 6e 70 75 74 2c 20 0a 19 89 80 80 6f 72 20 70 72   ┆input, numeric input,      or pr┆
0x076e0…07700        6f 74 65 63 74 65 64 20 61 74 74 72 69 62 75 74 65 2e 20 49 66 2c 20 68 6f 77 65 76 65 72 2c 20   ┆otected attribute. If, however, ┆
0x07700…07720        74 68 65 20 61 74 74 72 69 62 75 74 65 20 0a 19 89 80 80 63 68 61 72 61 63 74 65 72 20 64 65 66   ┆the attribute      character def┆
0x07720…07740        69 6e 65 73 20 74 68 65 20 66 69 65 6c 64 20 61 73 20 68 61 76 69 6e 67 20 74 68 65 20 a1 61 75   ┆ines the field as having the  au┆
0x07740…07760        74 6f 6d 61 74 69 63 20 73 6b 69 70 e1 20 0a 19 89 80 80 61 74 74 72 69 62 75 74 65 20 28 65 71   ┆tomatic skip       attribute (eq┆
0x07760…07780        75 69 76 61 6c 65 6e 74 20 74 6f 20 70 72 6f 74 65 63 74 65 64 20 61 6e 64 20 6e 75 6d 65 72 69   ┆uivalent to protected and numeri┆
0x07780…077a0        63 29 2c 20 74 68 65 20 0a 19 89 80 80 63 75 72 73 6f 72 20 61 64 76 61 6e 63 65 73 20 74 6f 20   ┆c), the      cursor advances to ┆
0x077a0…077c0        74 68 65 20 70 6f 73 69 74 69 6f 6e 20 66 6f 6c 6c 6f 77 69 6e 67 20 74 68 65 20 6e 65 78 74 20   ┆the position following the next ┆
0x077c0…077e0        0a 19 89 80 80 61 74 74 72 69 62 75 74 65 20 63 68 61 72 61 63 74 65 72 20 74 68 61 74 20 64 65   ┆     attribute character that de┆
0x077e0…07800        66 69 6e 65 73 20 61 6e 20 69 6e 70 75 74 20 66 69 65 6c 64 2e 0d 0a 0d 0a 20 20 20 20 20 20 20   ┆fines an input field.           ┆
0x07800…07820 (60,)  20 20 84 54 68 65 20 63 75 72 73 6f 72 20 69 73 20 75 6e 61 66 66 65 63 74 65 64 20 62 79 20 74   ┆   The cursor is unaffected by t┆
0x07820…07840        68 65 20 74 72 61 6e 73 66 65 72 20 6f 66 20 61 20 6d 65 73 73 61 67 65 20 74 6f 20 0a 19 89 80   ┆he transfer of a message to     ┆
0x07840…07860        80 6f 72 20 66 72 6f 6d 20 74 68 65 20 61 70 70 6c 69 63 61 74 69 6f 6e 20 70 72 6f 67 72 61 6d   ┆ or from the application program┆
0x07860…07880        20 28 75 6e 6c 65 73 73 2c 20 6f 66 20 63 6f 75 72 73 65 2c 20 61 20 0a 19 89 80 80 64 65 76 69   ┆ (unless, of course, a      devi┆
0x07880…078a0        63 65 20 62 75 66 66 65 72 20 6f 72 64 65 72 20 63 61 6c 6c 69 6e 67 20 66 6f 72 20 63 75 72 73   ┆ce buffer order calling for curs┆
0x078a0…078c0        6f 72 20 6d 6f 76 65 6d 65 6e 74 20 69 73 20 0a 19 89 80 80 72 65 63 65 69 76 65 64 29 2e 0d 0a   ┆or movement is      received).  ┆
0x078c0…078e0        0d 0a 20 20 20 20 20 20 20 20 20 84 45 64 69 74 69 6e 67 20 6b 65 79 73 20 74 68 61 74 20 6d 6f   ┆            Editing keys that mo┆
0x078e0…07900        76 65 20 74 68 65 20 63 75 72 73 6f 72 20 61 72 65 20 64 65 73 63 72 69 62 65 64 20 69 6e 20 0a   ┆ve the cursor are described in  ┆
0x07900…07920        19 89 80 80 73 75 62 73 65 63 74 69 6f 6e 20 34 2e 35 2e 31 2e 0d 0a 0d 0a 0d 0a a1 b0 a1 34 2e   ┆    subsection 4.5.1.         4.┆
0x07920…07940        34 20 20 20 20 20 20 41 74 74 65 6e 74 69 6f 6e 20 4b 65 79 73 0d 0a 0d 0a 20 20 20 20 20 20 20   ┆4      Attention Keys           ┆
0x07940…07960        20 20 84 54 68 65 20 64 65 70 72 65 73 73 69 6f 6e 20 6f 66 20 61 6e 20 61 74 74 65 6e 74 69 6f   ┆   The depression of an attentio┆
0x07960…07980        6e 2d 67 65 6e 65 72 61 74 69 6e 67 20 6b 65 79 20 63 61 75 73 65 73 20 61 6e 20 0a 19 89 80 80   ┆n-generating key causes an      ┆
0x07980…079a0        a1 61 74 74 65 6e 74 69 6f 6e e1 20 74 6f 20 62 65 20 74 72 61 6e 73 66 65 72 72 65 64 20 74 6f   ┆ attention  to be transferred to┆
0x079a0…079c0        20 74 68 65 20 43 55 20 65 6d 75 6c 61 74 6f 72 20 70 72 6f 67 72 61 6d 20 0a 19 89 80 80 76 69   ┆ the CU emulator program      vi┆
0x079c0…079e0        61 20 52 43 2d 43 49 52 43 55 49 54 2e 20 54 68 65 20 6b 69 6e 64 20 6f 66 20 61 74 74 65 6e 74   ┆a RC-CIRCUIT. The kind of attent┆
0x079e0…07a00        69 6f 6e 20 69 73 20 69 64 65 6e 74 69 66 69 65 64 20 62 79 20 0a 19 89 80 80 61 6e 20 a1 61 74   ┆ion is identified by      an  at┆
0x07a00…07a20 (61,)  74 65 6e 74 69 6f 6e 20 69 64 65 6e 74 69 66 69 63 61 74 69 6f 6e 20 63 68 61 72 61 63 74 65 72   ┆tention identification character┆
0x07a20…07a40        e1 2c 20 6f 72 20 41 49 44 20 63 68 61 72 61 63 74 65 72 2e 20 0d 0a 0d 0a 20 20 20 20 20 20 20   ┆ , or AID character.            ┆
0x07a40…07a60        20 20 84 41 20 a1 72 65 6d 6f 74 65 20 61 74 74 65 6e 74 69 6f 6e e1 20 69 73 20 67 65 6e 65 72   ┆   A  remote attention  is gener┆
0x07a60…07a80        61 74 65 64 20 77 68 65 6e 20 61 20 a1 64 61 74 61 20 61 74 74 65 6e 74 69 6f 6e e1 20 6f 72 20   ┆ated when a  data attention  or ┆
0x07a80…07aa0        0a 19 89 80 80 61 20 a1 73 68 6f 72 74 20 61 74 74 65 6e 74 69 6f 6e e1 20 6b 65 79 20 69 73 20   ┆     a  short attention  key is ┆
0x07aa0…07ac0        70 72 65 73 73 65 64 2e 20 54 68 69 73 20 73 69 67 6e 61 6c 73 20 74 6f 20 74 68 65 20 43 55 20   ┆pressed. This signals to the CU ┆
0x07ac0…07ae0        0a 19 89 80 80 74 68 61 74 20 61 20 72 65 61 64 20 6d 65 73 73 61 67 65 20 69 73 20 74 6f 20 62   ┆     that a read message is to b┆
0x07ae0…07b00        65 20 74 72 61 6e 73 6d 69 74 74 65 64 20 77 68 65 6e 20 74 68 65 20 74 65 72 6d 69 80 0a 19 89   ┆e transmitted when the termi    ┆
0x07b00…07b20        80 80 6e 61 6c 20 69 73 20 70 6f 6c 6c 65 64 20 28 73 70 65 63 69 66 69 63 20 6f 72 20 67 65 6e   ┆  nal is polled (specific or gen┆
0x07b20…07b40        65 72 61 6c 20 70 6f 6c 6c 29 2e 20 54 68 65 20 72 65 61 64 20 0a 19 89 80 80 6d 65 73 73 61 67   ┆eral poll). The read      messag┆
0x07b40…07b60        65 20 69 73 20 73 61 69 64 20 74 6f 20 62 65 20 a1 70 65 6e 64 69 6e 67 e1 20 69 6e 20 74 68 65   ┆e is said to be  pending  in the┆
0x07b60…07b80        20 43 55 20 75 6e 74 69 6c 20 69 74 20 68 61 73 20 0a 19 89 80 80 62 65 65 6e 20 74 72 61 6e 73   ┆ CU until it has      been trans┆
0x07b80…07ba0        6d 69 74 74 65 64 2e 20 49 74 20 69 73 20 70 72 65 70 61 72 65 64 20 62 79 20 65 78 65 63 75 74   ┆mitted. It is prepared by execut┆
0x07ba0…07bc0        69 6e 67 20 61 6e 20 69 6d 70 6c 69 80 0a 19 89 80 80 63 69 74 20 52 65 61 64 20 4d 6f 64 69 66   ┆ing an impli      cit Read Modif┆
0x07bc0…07be0        69 65 64 20 63 6f 6d 6d 61 6e 64 2e 20 49 6e 20 74 68 65 20 63 61 73 65 20 6f 66 20 61 20 64 61   ┆ied command. In the case of a da┆
0x07be0…07c00        74 61 20 61 74 74 65 6e 80 0a 19 89 80 80 74 69 6f 6e 2c 20 74 68 65 20 43 55 20 65 78 65 63 75   ┆ta atten      tion, the CU execu┆
0x07c00…07c20 (62,)  74 65 73 20 74 68 65 20 52 65 61 64 20 4d 6f 64 69 66 69 65 64 20 63 6f 6d 6d 61 6e 64 2c 20 74   ┆tes the Read Modified command, t┆
0x07c20…07c40        68 75 73 20 0a 19 89 80 80 63 6f 6e 73 74 72 75 63 74 69 6e 67 20 61 20 6d 65 73 73 61 67 65 20   ┆hus      constructing a message ┆
0x07c40…07c60        63 6f 6d 70 72 69 73 69 6e 67 20 74 68 65 20 72 65 6c 65 76 61 6e 74 20 41 49 44 20 0a 19 89 80   ┆comprising the relevant AID     ┆
0x07c60…07c80        80 63 68 61 72 61 63 74 65 72 20 61 6e 64 20 74 68 65 20 63 6f 6e 74 65 6e 74 73 20 6f 66 20 61   ┆ character and the contents of a┆
0x07c80…07ca0        6c 6c 20 64 69 73 70 6c 61 79 20 66 69 65 6c 64 73 20 69 6e 20 0a 19 89 80 80 77 68 69 63 68 20   ┆ll display fields in      which ┆
0x07ca0…07cc0        74 68 65 20 4d 44 54 20 69 73 20 73 65 74 2e 20 54 68 69 73 20 6d 65 73 73 61 67 65 20 69 73 20   ┆the MDT is set. This message is ┆
0x07cc0…07ce0        63 61 6c 6c 65 64 20 61 20 a1 6c 6f 6e 67 20 0a 19 89 80 84 72 65 61 64 e1 2e 20 49 6e 20 74 68   ┆called a  long      read . In th┆
0x07ce0…07d00        65 20 63 61 73 65 20 6f 66 20 61 20 73 68 6f 72 74 20 61 74 74 65 6e 74 69 6f 6e 2c 20 74 68 65   ┆e case of a short attention, the┆
0x07d00…07d20        20 6d 65 73 73 61 67 65 2c 20 0a 19 89 80 80 77 68 69 63 68 20 69 73 20 63 61 6c 6c 65 64 20 61   ┆ message,      which is called a┆
0x07d20…07d40        20 a1 73 68 6f 72 74 20 72 65 61 64 e1 2c 20 63 6f 6e 74 61 69 6e 73 20 6f 6e 6c 79 20 74 68 65   ┆  short read , contains only the┆
0x07d40…07d60        20 72 65 6c 65 76 61 6e 74 20 0a 19 89 80 80 41 49 44 20 63 68 61 72 61 63 74 65 72 20 61 6e 64   ┆ relevant      AID character and┆
0x07d60…07d80        20 69 73 20 67 65 6e 65 72 61 74 65 64 20 62 79 20 74 68 65 20 43 55 20 77 69 74 68 6f 75 74 20   ┆ is generated by the CU without ┆
0x07d80…07da0        69 6e 76 6f 6c 76 80 0a 19 89 80 80 69 6e 67 20 74 68 65 20 74 65 72 6d 69 6e 61 6c 2e 20 52 65   ┆involv      ing the terminal. Re┆
0x07da0…07dc0        61 64 20 6d 65 73 73 61 67 65 73 20 61 72 65 20 66 75 74 68 65 72 20 64 65 73 63 72 69 62 65 64   ┆ad messages are futher described┆
0x07dc0…07de0        20 69 6e 20 0a 19 89 80 80 63 68 61 70 74 65 72 73 20 33 20 61 6e 64 20 34 2e 0d 0a 0d 0a 20 20   ┆ in      chapters 3 and 4.      ┆
0x07de0…07e00        20 20 20 20 20 20 20 84 41 20 a1 6c 6f 63 61 6c 20 61 74 74 65 6e 74 69 6f 6e e1 20 69 73 20 75   ┆        A  local attention  is u┆
0x07e00…07e20 (63,)  73 65 64 20 74 6f 20 69 6e 69 74 69 61 74 65 20 61 20 66 75 6e 63 74 69 6f 6e 20 74 68 61 74 20   ┆sed to initiate a function that ┆
0x07e20…07e40        69 73 20 0a 19 89 80 80 6c 6f 63 61 6c 20 74 6f 20 74 68 65 20 74 65 72 6d 69 6e 61 6c 20 63 6c   ┆is      local to the terminal cl┆
0x07e40…07e60        75 73 74 65 72 20 61 6e 64 20 64 6f 65 73 20 6e 6f 74 20 63 61 75 73 65 20 61 6e 79 20 0a 19 89   ┆uster and does not cause any    ┆
0x07e60…07e80        80 80 74 72 61 6e 73 6d 69 73 73 69 6f 6e 20 74 6f 20 74 68 65 20 61 70 70 6c 69 63 61 74 69 6f   ┆  transmission to the applicatio┆
0x07e80…07ea0        6e 20 70 72 6f 67 72 61 6d 2e 0d 0a 0d 0a e1 e1 20 20 20 20 20 20 20 20 20 b0 84 4e a1 e1 6f 74   ┆n program.                 N  ot┆
0x07ea0…07ec0        65 e1 f0 20 74 68 61 74 20 77 68 65 6e 20 61 6e 20 61 74 74 65 6e 74 69 6f 6e 20 6b 65 79 20 69   ┆e   that when an attention key i┆
0x07ec0…07ee0        73 20 70 72 65 73 73 65 64 2c 20 74 68 65 20 75 73 65 20 6f 66 20 0a 19 89 81 80 74 68 65 20 6b   ┆s pressed, the use of      the k┆
0x07ee0…07f00        65 79 62 6f 61 72 64 20 69 73 20 69 6e 68 69 62 69 74 65 64 20 75 6e 74 69 6c 20 69 74 20 69 73   ┆eyboard is inhibited until it is┆
0x07f00…07f20        20 72 65 73 74 6f 72 65 64 20 62 79 20 74 68 65 20 0a 19 89 81 80 61 70 70 6c 69 63 61 74 69 6f   ┆ restored by the      applicatio┆
0x07f20…07f40        6e 20 70 72 6f 67 72 61 6d 20 6f 72 2c 20 69 6e 20 74 68 65 20 63 61 73 65 20 6f 66 20 61 20 6c   ┆n program or, in the case of a l┆
0x07f40…07f60        6f 63 61 6c 20 61 74 74 65 6e 80 0a 19 89 81 80 74 69 6f 6e 2c 20 62 79 20 74 68 65 20 43 55 2e   ┆ocal atten      tion, by the CU.┆
0x07f60…07f80        20 4b 65 79 62 6f 61 72 64 20 69 6e 68 69 62 69 74 69 6f 6e 20 69 73 20 69 6e 64 69 63 61 74 65   ┆ Keyboard inhibition is indicate┆
0x07f80…07fa0        64 20 62 79 20 74 68 65 20 0a 19 89 81 80 63 68 61 72 61 63 74 65 72 20 22 78 22 20 64 69 73 70   ┆d by the      character "x" disp┆
0x07fa0…07fbd        6c 61 79 65 64 20 6f 6e 20 74 68 65 20 73 74 61 74 75 73 20 6c 69 6e 65 2e 0d 0a 0d 0a            ┆layed on the status line.    ┆
0x07fbd…07fc0        FormFeed {
0x07fbd…07fc0          0c 80 b5                                                                                          ┆   ┆
0x07fbd…07fc0        }
0x07fc0…07fe0        0a 20 20 20 20 20 20 20 20 20 53 45 54 55 50 2f 53 45 4c 43 54 20 20 20 20 20 84 54 68 65 20 73   ┆          SETUP/SELCT      The s┆
0x07fe0…08000        65 6c 65 63 74 20 6b 65 79 20 69 73 20 75 73 65 64 20 69 6e 20 63 6f 6e 6a 75 6e 63 74 69 6f 6e   ┆elect key is used in conjunction┆
0x08000…08020 (64,)  20 0a 19 99 80 80 77 69 74 68 20 6f 74 68 65 72 20 61 74 74 65 6e 74 69 6f 6e 20 6b 65 79 73 20   ┆      with other attention keys ┆
0x08020…08040        69 6e 20 6f 72 64 65 72 20 74 6f 20 0a 19 99 80 80 65 78 74 65 6e 64 20 74 68 65 20 6e 75 6d 62   ┆in order to      extend the numb┆
0x08040…08060        65 72 20 6f 66 20 61 74 74 65 6e 74 69 6f 6e 20 6b 65 79 73 2e 0d 0a 0d 0a 20 20 20 20 20 20 20   ┆er of attention keys.           ┆
0x08060…08080        20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 84 53 45 4c 43 54 20 66 6f 6c 6c 6f 77 65   ┆                   SELCT followe┆
0x08080…080a0        64 20 62 79 20 43 4c 45 41 52 20 63 61 75 73 65 73 20 61 20 53 4e 41 20 0a 19 99 80 80 53 59 53   ┆d by CLEAR causes a SNA      SYS┆
0x080a0…080c0        52 45 51 20 74 6f 20 62 65 20 73 65 6e 74 20 74 6f 20 74 68 65 20 68 6f 73 74 2e 20 53 45 4c 43   ┆REQ to be sent to the host. SELC┆
0x080c0…080e0        54 20 0a 19 99 80 80 66 6f 6c 6c 6f 77 65 64 20 62 79 20 50 41 31 20 63 61 75 73 65 73 20 61 20   ┆T      followed by PA1 causes a ┆
0x080e0…08100        53 4e 41 20 41 54 54 4e 20 74 6f 20 62 65 20 0a 19 99 80 80 73 65 6e 74 20 74 6f 20 74 68 65 20   ┆SNA ATTN to be      sent to the ┆
0x08100…08120        68 6f 73 74 2e 20 53 45 4c 43 54 20 66 6f 6c 6c 6f 77 65 64 20 62 79 20 55 53 4d 20 0a 19 99 80   ┆host. SELCT followed by USM     ┆
0x08120…08140        80 65 6e 61 62 6c 65 73 20 73 65 6c 65 63 74 69 6f 6e 20 6f 66 20 68 6f 73 74 20 63 6f 6d 70 75   ┆ enables selection of host compu┆
0x08140…08160        74 65 72 2c 20 63 66 2e 20 0a 19 99 80 80 73 65 63 74 69 6f 6e 20 36 2e 32 2e 0d 0a 0d 0a 20 20   ┆ter, cf.      section 6.2.      ┆
0x08160…08180        20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 84 54 68 65 20 69 6e 64 69   ┆                        The indi┆
0x08180…081a0        63 61 74 6f 72 20 6f 66 20 74 68 65 20 53 45 4c 43 54 20 6b 65 79 20 66 6c 61 73 68 65 73 20 0a   ┆cator of the SELCT key flashes  ┆
0x081a0…081c0        19 99 80 80 64 75 72 69 6e 67 20 73 63 72 65 65 6e 20 69 6d 61 67 65 20 74 69 6d 65 6f 75 74 2c   ┆    during screen image timeout,┆
0x081c0…081e0        20 63 66 20 73 65 63 74 69 6f 6e 20 0a 19 99 80 80 36 2e 36 2e 0d 0a 0d 0a 20 20 20 20 20 20 20   ┆ cf section      6.6.           ┆
0x081e0…08200        20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 84 54 6f 20 65 6e 74 65 72 20 53 65 74 75   ┆                   To enter Setu┆
0x08200…08220 (65,)  70 2d 4d 6f 64 65 2c 20 70 72 65 73 73 20 74 68 69 73 20 6b 65 79 20 0a 19 99 80 80 77 68 69 6c   ┆p-Mode, press this key      whil┆
0x08220…08240        65 20 68 6f 6c 64 69 6e 67 20 74 68 65 20 53 48 49 46 54 20 6b 65 79 20 70 72 6f 63 65 73 73 65   ┆e holding the SHIFT key processe┆
0x08240…08260        64 2e 20 0a 19 99 80 80 43 66 2e 20 73 65 63 74 69 6f 6e 20 36 2e 35 2e 0d 0a 0d 0a 20 20 20 20   ┆d.      Cf. section 6.5.        ┆
0x08260…08280        20 20 20 20 20 43 4c 45 41 52 09 20 84 53 68 6f 72 74 20 61 74 74 65 6e 74 69 6f 6e 20 6b 65 79   ┆     CLEAR   Short attention key┆
0x08280…082a0        2e 20 43 61 75 73 65 73 20 74 68 65 20 74 65 72 6d 69 6e 61 6c 20 0a 19 99 80 80 62 75 66 66 65   ┆. Causes the terminal      buffe┆
0x082a0…082c0        72 20 74 6f 20 62 65 20 63 6c 65 61 72 65 64 20 74 6f 20 6e 75 6c 6c 73 20 28 74 68 75 73 20 0a   ┆r to be cleared to nulls (thus  ┆
0x082c0…082e0        19 99 80 80 65 72 61 73 69 6e 67 20 74 68 65 20 65 6e 74 69 72 65 20 64 69 73 70 6c 61 79 20 73   ┆    erasing the entire display s┆
0x082e0…08300        63 72 65 65 6e 2c 20 0a 19 99 80 80 70 72 6f 74 65 63 74 65 64 20 66 69 65 6c 64 73 20 69 6e 63   ┆creen,      protected fields inc┆
0x08300…08320        6c 75 64 65 64 29 20 61 6e 64 20 74 68 65 20 0a 19 99 80 80 63 75 72 73 6f 72 20 74 6f 20 62 65   ┆luded) and the      cursor to be┆
0x08320…08340        20 6d 6f 76 65 64 20 74 6f 20 74 68 65 20 66 69 72 73 74 20 63 68 61 72 80 0a 19 99 80 80 61 63   ┆ moved to the first char      ac┆
0x08340…08360        74 65 72 20 70 6f 73 69 74 69 6f 6e 20 6f 6e 20 74 68 65 20 66 69 72 73 74 20 6c 69 6e 65 2e 20   ┆ter position on the first line. ┆
0x08360…08380        a1 4e 6f 74 65 e1 20 0a 19 99 80 80 74 68 61 74 20 43 4c 45 41 52 20 69 73 20 75 73 65 64 20 69   ┆ Note       that CLEAR is used i┆
0x08380…083a0        6e 20 63 6f 6e 6a 75 6e 63 74 69 6f 6e 20 77 69 74 68 20 0a 19 99 80 80 74 68 65 20 43 54 52 4c   ┆n conjunction with      the CTRL┆
0x083a0…083c0        20 6b 65 79 20 74 6f 20 72 65 73 65 74 20 74 68 65 20 74 65 72 6d 69 6e 61 6c 20 77 68 69 6c 65   ┆ key to reset the terminal while┆
0x083c0…083e0        20 0a 19 99 80 80 74 68 65 20 65 6d 75 6c 61 74 6f 72 20 69 73 20 72 75 6e 6e 69 6e 67 2e 0d 0a   ┆      the emulator is running.  ┆
0x083e0…08400        0d 0a 20 20 20 20 20 20 20 20 20 50 41 31 2d 50 41 35 09 20 84 53 68 6f 72 74 20 61 74 74 65 6e   ┆           PA1-PA5   Short atten┆
0x08400…08420 (66,)  74 69 6f 6e 20 6b 65 79 73 2e 20 a1 4e 6f 74 65 e1 20 74 68 61 74 20 74 68 65 20 41 49 44 20 0a   ┆tion keys.  Note  that the AID  ┆
0x08420…08440        19 99 80 80 63 6f 64 65 73 20 66 6f 72 20 50 41 36 20 74 6f 20 50 41 31 30 20 61 72 65 20 67 65   ┆    codes for PA6 to PA10 are ge┆
0x08440…08460        6e 65 72 61 74 65 64 20 62 79 20 0a 19 99 80 80 70 72 65 73 73 69 6e 67 20 74 68 65 20 6b 65 79   ┆nerated by      pressing the key┆
0x08460…08480        73 20 6d 61 72 6b 65 64 20 50 41 31 20 74 6f 20 50 41 35 20 0a 19 99 80 80 77 68 69 6c 65 20 68   ┆s marked PA1 to PA5      while h┆
0x08480…084a0        6f 6c 64 69 6e 67 20 74 68 65 20 53 48 49 46 54 20 6b 65 79 20 64 65 70 72 65 73 73 65 64 2e 20   ┆olding the SHIFT key depressed. ┆
0x084a0…084c0        0a 19 99 80 80 45 61 63 68 20 50 41 2c 20 6f 72 20 70 72 6f 67 72 61 6d 20 61 63 63 65 73 73 2c   ┆     Each PA, or program access,┆
0x084c0…084e0        20 6b 65 79 20 63 61 6e 20 62 65 20 0a 19 99 80 80 64 65 66 69 6e 65 64 20 74 6f 20 73 6f 6c 69   ┆ key can be      defined to soli┆
0x084e0…08500        63 69 74 20 70 72 6f 67 72 61 6d 20 61 63 74 69 6f 6e 20 74 68 61 74 20 0a 19 99 80 80 64 6f 65   ┆cit program action that      doe┆
0x08500…08520        73 20 6e 6f 74 20 72 65 71 75 69 72 65 20 64 61 74 61 20 74 6f 20 62 65 20 72 65 61 64 20 66 72   ┆s not require data to be read fr┆
0x08520…08540        6f 6d 20 0a 19 99 80 80 74 68 65 20 74 65 72 6d 69 6e 61 6c 20 62 75 66 66 65 72 2e 0d 0a 0d 0a   ┆om      the terminal buffer.    ┆
0x08540…08560        20 20 20 20 20 20 20 20 20 55 53 4d 09 20 20 20 20 20 20 20 20 20 20 20 84 53 68 6f 72 74 20 61   ┆         USM             Short a┆
0x08560…08580        74 74 65 6e 74 69 6f 6e 20 6b 65 79 2e 20 54 68 65 20 69 6e 64 69 63 61 74 6f 72 20 6f 6e 20 0a   ┆ttention key. The indicator on  ┆
0x08580…085a0        19 99 80 80 74 68 65 20 6b 65 79 20 6c 69 67 68 74 73 20 77 68 65 6e 20 74 68 65 20 74 65 72 6d   ┆    the key lights when the term┆
0x085a0…085c0        69 6e 61 6c 20 72 65 80 0a 19 99 80 80 63 65 69 76 65 73 20 61 20 55 53 4d 2c 20 6f 72 20 20 a1   ┆inal re      ceives a USM, or   ┆
0x085c0…085e0        75 6e 73 6f 6c 69 63 69 74 65 64 20 6d 65 73 73 61 67 65 e1 2c 20 0a 19 99 80 80 6f 72 64 65 72   ┆unsolicited message ,      order┆
0x085e0…08600        20 69 6e 20 61 20 77 72 69 74 65 2d 74 79 70 65 20 63 6f 6d 6d 61 6e 64 2e 20 44 65 70 72 65 73   ┆ in a write-type command. Depres┆
0x08600…08620 (67,)  80 0a 19 99 80 80 73 69 6f 6e 20 6f 66 20 74 68 65 20 6b 65 79 20 77 69 6c 6c 20 61 6c 73 6f 20   ┆      sion of the key will also ┆
0x08620…08640        65 78 74 69 6e 67 75 69 73 68 20 74 68 65 20 0a 19 99 80 80 69 6e 64 69 63 61 74 6f 72 2e 0d 0a   ┆extinguish the      indicator.  ┆
0x08640…08660        0d 0a 20 20 20 20 20 20 20 20 20 50 46 31 30 2d 50 46 31 34 09 20 84 44 61 74 61 20 61 74 74 65   ┆           PF10-PF14   Data atte┆
0x08660…08680        6e 74 69 6f 6e 20 6b 65 79 73 2e 20 a1 4e 6f 74 65 e1 20 74 68 61 74 20 74 68 65 20 41 49 44 20   ┆ntion keys.  Note  that the AID ┆
0x08680…086a0        0a 19 99 80 80 63 6f 64 65 73 20 66 6f 72 20 50 46 31 20 74 6f 20 46 50 39 20 61 72 65 20 67 65   ┆     codes for PF1 to FP9 are ge┆
0x086a0…086c0        6e 65 72 61 74 65 64 20 62 79 20 0a 19 99 80 80 70 72 65 73 73 69 6e 67 20 74 68 65 20 6e 75 6d   ┆nerated by      pressing the num┆
0x086c0…086e0        65 72 69 63 20 70 61 64 20 6b 65 79 73 20 6d 61 72 6b 65 64 20 31 20 0a 19 99 80 80 74 6f 20 39   ┆eric pad keys marked 1      to 9┆
0x086e0…08700        20 77 68 69 6c 65 20 68 6f 6c 64 69 6e 67 20 74 68 65 20 53 48 49 46 54 20 6b 65 79 20 20 64 65   ┆ while holding the SHIFT key  de┆
0x08700…08720        80 0a 19 99 80 80 70 72 65 73 73 65 64 2e 20 45 61 63 68 20 50 46 2c 20 6f 72 20 70 72 6f 67 72   ┆      pressed. Each PF, or progr┆
0x08720…08740        61 6d 20 66 75 6e 63 74 69 6f 6e 2c 20 0a 19 99 80 80 6b 65 79 20 63 61 6e 20 62 65 20 64 65 66   ┆am function,      key can be def┆
0x08740…08760        69 6e 65 64 20 74 6f 20 73 6f 6c 69 63 69 74 20 70 72 6f 67 72 61 6d 20 0a 19 99 80 80 61 63 74   ┆ined to solicit program      act┆
0x08760…08780        69 6f 6e 20 74 68 61 74 20 72 65 71 75 69 72 65 73 20 64 61 74 61 20 74 6f 20 62 65 20 72 65 61   ┆ion that requires data to be rea┆
0x08780…087a0        64 20 0a 19 99 80 80 66 72 6f 6d 20 74 68 65 20 74 65 72 6d 69 6e 61 6c 20 62 75 66 66 65 72 2e   ┆d      from the terminal buffer.┆
0x087a0…087a4        0d 0a 0d 0a                                                                                       ┆    ┆
0x087a4…087a7        FormFeed {
0x087a4…087a7          0c 80 b6                                                                                          ┆   ┆
0x087a4…087a7        }
0x087a7…087c0        0a 20 20 20 20 20 20 20 20 20 50 52 49 4e 54 09 20 84 4c 6f 63 61 6c 2c 20                        ┆          PRINT   Local, ┆
0x087c0…087e0        a1 63 6f 70 79 20 72 65 71 75 65 73 74 e1 20 61 74 74 65 6e 74 69 6f 6e 2e 20 54 68 65 20 0a 19   ┆ copy request  attention. The   ┆
0x087e0…08800        99 80 80 74 65 72 6d 69 6e 61 6c 20 69 73 20 71 75 65 75 65 64 20 66 6f 72 20 6c 6f 63 61 6c 20   ┆   terminal is queued for local ┆
0x08800…08820 (68,)  70 72 69 6e 74 20 0a 19 99 80 80 6f 70 65 72 61 74 69 6f 6e 20 6f 6e 20 69 74 73 20 68 61 72 64   ┆print      operation on its hard┆
0x08820…08840        2d 63 6f 70 79 20 70 72 69 6e 74 65 72 2e 20 54 68 65 20 0a 19 99 80 80 75 73 65 20 6f 66 20 74   ┆-copy printer. The      use of t┆
0x08840…08860        68 65 20 6b 65 79 62 6f 61 72 64 20 69 73 20 69 6e 68 69 62 69 74 65 64 20 75 6e 74 69 6c 20 0a   ┆he keyboard is inhibited until  ┆
0x08860…08880        19 99 80 80 74 68 65 20 63 6f 6e 74 65 6e 74 73 20 6f 66 20 74 68 65 20 74 65 72 6d 69 6e 61 6c   ┆    the contents of the terminal┆
0x08880…088a0        20 62 75 66 66 65 72 20 68 61 76 65 20 0a 19 99 80 80 62 65 65 6e 20 74 72 61 6e 73 66 65 72 72   ┆ buffer have      been transferr┆
0x088a0…088c0        65 64 20 74 6f 20 74 68 65 20 70 72 69 6e 74 65 72 20 62 75 66 66 65 72 20 0a 19 99 80 80 28 73   ┆ed to the printer buffer      (s┆
0x088c0…088e0        65 65 20 66 75 72 74 68 65 72 20 73 65 63 74 69 6f 6e 20 35 2e 33 29 2e 0d 0a 0d 0a 20 20 20 20   ┆ee further section 5.3).        ┆
0x088e0…08900        20 20 20 20 20 52 45 53 45 54 09 20 84 54 68 65 20 41 49 44 20 63 6f 64 65 20 66 6f 72 20 52 45   ┆     RESET   The AID code for RE┆
0x08900…08920        53 45 54 20 63 61 6e 20 62 65 20 67 65 6e 65 72 61 74 65 64 20 0a 19 99 80 80 6f 6e 6c 79 20 69   ┆SET can be generated      only i┆
0x08920…08940        66 20 52 45 53 45 54 20 69 73 20 70 72 65 73 73 65 64 20 77 68 69 6c 65 20 74 68 65 20 53 48 49   ┆f RESET is pressed while the SHI┆
0x08940…08960        46 54 20 0a 19 99 80 80 6b 65 79 20 69 73 20 68 65 6c 64 20 70 72 65 73 73 65 64 2e 0d 0a 0d 0a   ┆FT      key is held pressed.    ┆
0x08960…08980        20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 84 4c 6f 63 61 6c 2c   ┆                          Local,┆
0x08980…089a0        20 a1 72 65 67 72 65 74 e1 20 61 74 74 65 6e 74 69 6f 6e 2e 20 49 66 20 61 20 72 65 61 64 20 0a   ┆  regret  attention. If a read  ┆
0x089a0…089c0        19 99 80 80 6d 65 73 73 61 67 65 20 67 65 6e 65 72 61 74 65 64 20 62 79 20 74 68 65 20 74 65 72   ┆    message generated by the ter┆
0x089c0…089e0        6d 69 6e 61 6c 20 69 73 20 0a 19 99 80 80 70 65 6e 64 69 6e 67 20 69 6e 20 74 68 65 20 43 55 2c   ┆minal is      pending in the CU,┆
0x089e0…08a00        20 74 68 65 20 6d 65 73 73 61 67 65 20 69 73 20 63 61 6e 80 0a 19 99 80 80 63 65 6c 6c 65 64 20   ┆ the message is can      celled ┆
0x08a00…08a20 (69,)  61 6e 64 20 74 68 65 20 75 73 65 20 6f 66 20 74 68 65 20 6b 65 79 62 6f 61 72 64 20 69 73 20 0a   ┆and the use of the keyboard is  ┆
0x08a20…08a40        19 99 80 80 72 65 73 74 6f 72 65 64 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20   ┆    restored.                   ┆
0x08a40…08a60        20 20 20 20 20 20 20 20 20 20 84 52 45 53 45 54 20 69 73 20 75 73 65 64 20 61 6e 61 6c 6f 67 6f   ┆           RESET is used analogo┆
0x08a60…08a80        75 73 6c 79 20 74 6f 20 63 61 6e 63 65 6c 20 74 68 65 20 0a 19 99 80 80 6c 61 74 65 73 74 20 63   ┆usly to cancel the      latest c┆
0x08a80…08aa0        6f 70 79 20 72 65 71 75 65 73 74 20 61 74 74 65 6e 74 69 6f 6e 20 28 73 65 65 20 0a 19 99 80 80   ┆opy request attention (see      ┆
0x08aa0…08ac0        50 52 49 4e 54 2c 20 61 62 6f 76 65 29 20 61 6e 64 20 72 65 73 74 6f 72 65 20 74 68 65 20 75 73   ┆PRINT, above) and restore the us┆
0x08ac0…08ae0        65 20 6f 66 20 74 68 65 20 0a 19 99 80 80 6b 65 79 62 6f 61 72 64 2e 0d 0a 0d 0a 20 20 20 20 20   ┆e of the      keyboard.         ┆
0x08ae0…08b00        20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 84 52 45 53 45 54 20 69 73 20 61 6c   ┆                     RESET is al┆
0x08b00…08b20        73 6f 20 75 73 65 64 20 74 6f 20 63 61 6e 63 65 6c 20 6d 61 72 6b 73 20 0a 19 99 80 80 70 72 6f   ┆so used to cancel marks      pro┆
0x08b20…08b40        64 75 63 65 64 20 62 79 20 74 68 65 20 4d 41 52 4b 20 6b 65 79 20 28 73 65 65 20 73 75 62 73 65   ┆duced by the MARK key (see subse┆
0x08b40…08b60        63 74 69 6f 6e 20 0a 19 99 80 80 34 2e 35 2e 32 29 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 53   ┆ction      4.5.2).             S┆
0x08b60…08b80        45 4e 44 09 20 20 20 20 20 20 20 20 20 20 20 84 44 61 74 61 20 61 74 74 65 6e 74 69 6f 6e 20 6b   ┆END             Data attention k┆
0x08b80…08ba0        65 79 2e 20 53 45 4e 44 20 69 73 20 75 73 65 64 20 69 6e 20 74 68 65 20 0a 19 99 80 80 73 61 6d   ┆ey. SEND is used in the      sam┆
0x08ba0…08bc0        65 20 6d 61 6e 6e 65 72 20 61 73 20 61 20 50 46 20 6b 65 79 2c 20 76 69 7a 2e 20 74 6f 20 73 6f   ┆e manner as a PF key, viz. to so┆
0x08bc0…08be0        6c 69 63 69 74 20 0a 19 99 80 80 70 72 6f 67 72 61 6d 20 61 63 74 69 6f 6e 20 74 68 61 74 20 72   ┆licit      program action that r┆
0x08be0…08c00        65 71 75 69 72 65 73 20 64 61 74 61 20 74 6f 20 62 65 20 0a 19 99 80 80 72 65 61 64 20 66 72 6f   ┆equires data to be      read fro┆
0x08c00…08c20 (70,)  6d 20 74 68 65 20 74 65 72 6d 69 6e 61 6c 20 62 75 66 66 65 72 2e 0d 0a 0d 0a 0d 0a a1 b0 a1 34   ┆m the terminal buffer.         4┆
0x08c20…08c40        2e 35 20 20 20 20 20 20 45 64 69 74 69 6e 67 20 4b 65 79 73 0d 0a 0d 0a 20 20 20 20 20 20 20 20   ┆.5      Editing Keys            ┆
0x08c40…08c60        20 84 45 64 69 74 69 6e 67 20 6f 70 65 72 61 74 69 6f 6e 73 20 63 61 6e 20 62 65 20 70 65 72 66   ┆  Editing operations can be perf┆
0x08c60…08c80        6f 72 6d 65 64 20 61 73 20 73 6f 6f 6e 20 61 73 20 74 68 65 20 0a 19 89 80 80 45 6d 75 6c 61 74   ┆ormed as soon as the      Emulat┆
0x08c80…08ca0        6f 72 20 68 61 73 20 62 65 65 6e 20 6c 6f 61 64 65 64 2c 20 61 73 20 63 6f 6e 6e 65 63 74 69 6f   ┆or has been loaded, as connectio┆
0x08ca0…08cc0        6e 20 74 6f 20 61 20 68 6f 73 74 20 63 6f 6d 70 75 80 0a 19 89 80 80 74 65 72 20 69 73 20 6e 6f   ┆n to a host compu      ter is no┆
0x08cc0…08ce0        74 20 72 65 71 75 69 72 65 64 2e 20 44 75 72 69 6e 67 20 74 68 65 20 65 6e 74 72 79 20 6f 66 20   ┆t required. During the entry of ┆
0x08ce0…08d00        64 61 74 61 20 66 6f 72 20 61 20 0a 19 89 80 80 66 6f 72 6d 61 74 74 65 64 20 64 69 73 70 6c 61   ┆data for a      formatted displa┆
0x08d00…08d20        79 2c 20 74 68 65 20 6f 70 65 72 61 74 6f 72 20 63 61 6e 20 65 64 69 74 20 74 68 65 20 64 61 74   ┆y, the operator can edit the dat┆
0x08d20…08d40        61 20 75 6e 74 69 6c 20 0a 19 89 80 80 68 65 20 70 72 65 73 73 65 73 20 61 6e 20 61 74 74 65 6e   ┆a until      he presses an atten┆
0x08d40…08d60        74 69 6f 6e 20 6b 65 79 2e 0d 0a 0d 0a 0d 0a a1 b0 34 2e 35 2e 31 20 20 20 20 4b 65 79 73 20 74   ┆tion key.        4.5.1    Keys t┆
0x08d60…08d80        6f 20 6d 6f 76 65 20 74 68 65 20 63 75 72 73 6f 72 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 54   ┆o move the cursor              T┆
0x08d80…08da0        68 65 20 6b 65 79 73 20 64 65 73 63 72 69 62 65 64 20 69 6e 20 74 68 69 73 20 73 75 62 73 65 63   ┆he keys described in this subsec┆
0x08da0…08dc0        74 69 6f 6e 20 65 6e 61 62 6c 65 20 74 68 65 20 6f 70 65 72 80 0a 19 89 80 80 61 74 6f 72 20 74   ┆tion enable the oper      ator t┆
0x08dc0…08de0        6f 20 6d 6f 76 65 20 74 68 65 20 63 75 72 73 6f 72 20 74 6f 20 61 6e 79 20 63 68 61 72 61 63 74   ┆o move the cursor to any charact┆
0x08de0…08e00        65 72 20 70 6f 73 69 74 69 6f 6e 20 6f 6e 20 74 68 65 20 0a 19 89 80 80 64 69 73 70 6c 61 79 20   ┆er position on the      display ┆
0x08e00…08e20 (71,)  73 63 72 65 65 6e 20 77 69 74 68 6f 75 74 20 65 72 61 73 69 6e 67 20 74 68 65 20 63 68 61 72 61   ┆screen without erasing the chara┆
0x08e20…08e40        63 74 65 72 20 74 68 65 20 63 75 72 73 6f 72 20 0a 19 89 80 80 70 61 73 73 65 73 2e 20 0d 0a 0d   ┆cter the cursor      passes.    ┆
0x08e40…08e41        0a                                                                                                ┆ ┆
0x08e41…08e44        FormFeed {
0x08e41…08e44          0c 80 b1                                                                                          ┆   ┆
0x08e41…08e44        }
0x08e44…08e60        0a 20 20 20 20 20 20 20 20 20 b0 f0 3c 2d 20 20 20 a1 f0 48 6f 72 69 7a 6f 6e 74 61               ┆            <-     Horizonta┆
0x08e60…08e80        6c 20 41 72 72 6f 77 73 20 0d 0a 20 20 20 20 20 20 20 20 20 2d 3e 0d 0a 20 20 20 20 20 20 20 20   ┆l Arrows            ->          ┆
0x08e80…08ea0        20 20 20 20 20 20 84 4d 6f 76 65 73 20 74 68 65 20 63 75 72 73 6f 72 20 6f 6e 65 20 70 6f 73 69   ┆       Moves the cursor one posi┆
0x08ea0…08ec0        74 69 6f 6e 20 69 6e 20 74 68 65 20 64 69 72 65 63 74 69 6f 6e 20 6f 66 20 0a 19 8e 80 80 74 68   ┆tion in the direction of      th┆
0x08ec0…08ee0        65 20 61 72 72 6f 77 2e 20 41 74 74 65 6d 70 74 73 20 74 6f 20 6d 6f 76 65 20 74 68 65 20 63 75   ┆e arrow. Attempts to move the cu┆
0x08ee0…08f00        72 73 6f 72 20 66 6f 72 77 61 72 64 20 0a 19 8e 80 80 62 65 79 6f 6e 64 20 74 68 65 20 6c 61 73   ┆rsor forward      beyond the las┆
0x08f00…08f20        74 20 70 6f 73 69 74 69 6f 6e 6f 66 20 61 20 6c 69 6e 65 20 77 69 6c 6c 20 6d 6f 76 65 20 74 68   ┆t positionof a line will move th┆
0x08f20…08f40        65 20 0a 19 8e 80 80 63 75 72 73 6f 72 20 74 6f 20 74 68 65 20 66 69 72 73 74 20 70 6f 73 69 74   ┆e      cursor to the first posit┆
0x08f40…08f60        69 6f 6e 20 6f 66 20 74 68 65 20 6e 65 78 74 20 6c 69 6e 65 20 28 6f 72 20 0a 19 8e 80 80 74 6f   ┆ion of the next line (or      to┆
0x08f60…08f80        20 74 68 65 20 66 69 72 73 74 20 6c 69 6e 65 2c 20 69 66 20 74 68 65 20 63 75 72 73 6f 72 20 77   ┆ the first line, if the cursor w┆
0x08f80…08fa0        61 73 20 73 69 74 75 61 74 65 64 20 61 74 20 0a 19 8e 80 80 74 68 65 20 6c 61 73 74 20 6c 69 6e   ┆as situated at      the last lin┆
0x08fa0…08fc0        65 29 2e 20 53 69 6d 69 6c 61 72 6c 79 2c 20 61 74 74 65 6d 70 74 73 20 74 6f 20 6d 6f 76 65 20   ┆e). Similarly, attempts to move ┆
0x08fc0…08fe0        74 68 65 20 0a 19 8e 80 80 63 75 72 73 6f 72 20 62 65 79 6f 6e 64 20 74 68 65 20 66 69 72 73 74   ┆the      cursor beyond the first┆
0x08fe0…09000        20 70 6f 73 69 74 69 6f 6e 20 6f 66 20 61 20 6c 69 6e 65 20 77 69 6c 6c 20 0a 19 8e 80 80 63 61   ┆ position of a line will      ca┆
0x09000…09020 (72,)  75 73 65 20 74 68 65 20 63 75 72 73 6f 72 20 74 6f 20 6d 6f 76 65 20 74 6f 20 74 68 65 20 6c 61   ┆use the cursor to move to the la┆
0x09020…09040        73 74 20 70 6f 73 69 74 69 6f 6e 20 6f 66 20 0a 19 8e 80 80 74 68 65 20 70 72 65 76 69 6f 75 73   ┆st position of      the previous┆
0x09040…09060        20 6c 69 6e 65 2e 20 4d 6f 76 69 6e 67 20 74 68 65 20 63 75 72 73 6f 72 20 62 61 63 6b 77 61 72   ┆ line. Moving the cursor backwar┆
0x09060…09080        64 73 20 66 72 6f 6d 20 0a 19 8e 80 80 74 68 65 20 66 69 72 73 74 20 70 6f 73 69 74 69 6f 6e 20   ┆ds from      the first position ┆
0x09080…090a0        6f 66 20 74 68 65 20 66 69 72 73 74 20 6c 69 6e 65 20 77 69 6c 6c 20 70 6c 61 63 65 20 69 74 20   ┆of the first line will place it ┆
0x090a0…090c0        0a 19 8e 80 80 61 74 20 74 68 65 20 6c 61 73 74 20 70 6f 73 69 74 69 6f 6e 20 6f 66 20 74 68 65   ┆     at the last position of the┆
0x090c0…090e0        20 6c 61 73 74 20 6c 69 6e 65 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 20 20 20 20 20 84 4d 6f   ┆ last line.                   Mo┆
0x090e0…09100        76 65 73 20 74 68 65 20 63 75 72 73 6f 72 20 6f 6e 65 20 70 6f 73 69 74 69 6f 6e 20 75 70 2e 20   ┆ves the cursor one position up. ┆
0x09100…09120        54 68 65 20 63 75 72 73 6f 72 20 6d 61 79 20 0a 19 8e 80 80 77 72 61 70 20 76 65 72 74 69 63 61   ┆The cursor may      wrap vertica┆
0x09120…09140        6c 6c 79 2c 20 65 2e 67 2e 20 66 72 6f 6d 20 74 68 65 20 66 69 72 73 74 20 6c 69 6e 65 20 74 6f   ┆lly, e.g. from the first line to┆
0x09140…09160        20 74 68 65 20 0a 19 8e 80 80 6c 61 73 74 20 6c 69 6e 65 20 28 77 69 74 68 20 6e 6f 20 68 6f 72   ┆ the      last line (with no hor┆
0x09160…09180        69 7a 6f 6e 74 61 6c 20 6d 6f 76 65 6d 65 6e 74 29 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 20   ┆izontal movement).              ┆
0x09180…091a0        20 20 20 20 84 4d 6f 76 65 73 20 74 68 65 20 63 75 72 73 6f 72 20 6f 6e 65 20 70 6f 73 69 74 69   ┆     Moves the cursor one positi┆
0x091a0…091c0        6f 6e 20 64 6f 77 6e 2e 20 54 68 65 20 63 75 72 73 6f 72 20 6d 61 79 20 0a 19 8e 80 80 77 72 61   ┆on down. The cursor may      wra┆
0x091c0…091e0        70 20 76 65 72 74 69 63 61 6c 6c 79 2c 20 65 2e 67 2e 20 66 72 6f 6d 20 74 68 65 20 6c 61 73 74   ┆p vertically, e.g. from the last┆
0x091e0…09200        20 6c 69 6e 65 20 74 6f 20 74 68 65 20 0a 19 8e 80 80 66 69 72 73 74 20 6c 69 6e 65 20 28 77 69   ┆ line to the      first line (wi┆
0x09200…09220 (73,)  74 68 20 6e 6f 20 68 6f 72 69 7a 6f 6e 74 61 6c 20 6d 6f 76 65 6d 65 6e 74 29 2e 0d 0a 0d 0a 20   ┆th no horizontal movement).     ┆
0x09220…09240        20 20 20 20 20 20 20 20 48 4f 4d b0 f0 45 20 a1 43 75 72 73 6f 72 20 48 6f 6d 65 0d 0a 20 20 20   ┆        HOM  E  Cursor Home     ┆
0x09240…09260        20 20 20 20 20 20 20 20 20 20 20 84 4d 6f 76 65 73 20 74 68 65 20 63 75 72 73 6f 72 20 74 6f 20   ┆            Moves the cursor to ┆
0x09260…09280        74 68 65 20 66 69 72 73 74 20 69 6e 70 75 74 20 70 6f 73 69 74 69 6f 6e 20 6f 66 20 74 68 65 20   ┆the first input position of the ┆
0x09280…092a0        0a 19 8e 80 80 66 69 72 73 74 20 69 6e 70 75 74 20 66 69 65 6c 64 20 6f 6e 20 74 68 65 20 64 69   ┆     first input field on the di┆
0x092a0…092c0        73 70 6c 61 79 20 73 63 72 65 65 6e 2e 20 69 66 20 6e 6f 20 0a 19 8e 80 80 69 6e 70 75 74 20 66   ┆splay screen. if no      input f┆
0x092c0…092e0        69 65 6c 64 20 69 73 20 66 6f 75 6e 64 2c 20 74 68 65 20 63 75 72 73 6f 72 20 69 73 20 6d 6f 76   ┆ield is found, the cursor is mov┆
0x092e0…09300        65 64 20 74 6f 20 69 74 73 20 0a 19 8e 80 80 a1 68 6f 6d 65 20 70 6f 73 69 74 69 6f 6e e1 2c 20   ┆ed to its       home position , ┆
0x09300…09320        69 2e 65 2e 20 74 68 65 20 66 69 72 73 74 20 70 6f 73 69 74 69 6f 6e 20 6f 6e 20 74 68 65 20 66   ┆i.e. the first position on the f┆
0x09320…09340        69 72 73 74 20 0a 19 8e 80 80 6c 69 6e 65 20 28 63 68 61 72 61 63 74 65 72 20 70 6f 73 69 74 69   ┆irst      line (character positi┆
0x09340…09360        6f 6e 20 30 29 2e 20 49 66 20 74 68 65 20 6f 72 69 65 6e 74 61 74 69 6f 6e 20 69 73 20 0a 19 8e   ┆on 0). If the orientation is    ┆
0x09360…09380        80 80 66 72 6f 6d 20 6c 65 66 74 20 74 6f 20 72 69 67 74 68 20 74 68 69 73 20 70 6f 73 69 74 69   ┆  from left to rigth this positi┆
0x09380…093a0        6f 6e 20 69 73 20 74 68 65 20 75 70 70 65 72 20 6c 65 66 74 20 0a 19 8e 80 80 63 6f 72 6e 65 72   ┆on is the upper left      corner┆
0x093a0…093c0        20 6f 6e 20 74 68 65 20 73 63 72 65 65 6e 2c 20 6f 74 68 65 72 77 69 73 65 20 28 6f 72 69 65 6e   ┆ on the screen, otherwise (orien┆
0x093c0…093e0        74 61 74 69 6f 6e 20 66 72 6f 6d 20 0a 19 8e 80 80 72 69 67 68 74 20 74 6f 20 6c 65 66 74 29 20   ┆tation from      right to left) ┆
0x093e0…09400        74 68 65 20 70 6f 73 69 74 69 6f 6e 20 69 73 20 74 68 65 20 75 70 70 65 72 20 72 69 67 68 74 20   ┆the position is the upper right ┆
0x09400…09420 (74,)  0a 19 8e 80 80 63 6f 72 6e 65 72 20 6f 6e 20 74 68 65 20 73 63 72 65 65 6e 0d 0a 0d 0a 20 20 20   ┆     corner on the screen       ┆
0x09420…09440        20 20 20 20 20 20 42 54 41 42 09 a1 46 69 65 6c 64 20 42 61 63 6b 77 61 72 64 20 28 42 61 63 6b   ┆      BTAB  Field Backward (Back┆
0x09440…09460        74 61 62 29 0d 0a 09 09 84 57 68 65 6e 20 74 68 65 20 63 75 72 73 6f 72 20 69 73 20 61 74 20 74   ┆tab)     When the cursor is at t┆
0x09460…09480        68 65 20 61 74 74 72 69 62 75 74 65 20 63 68 61 72 61 63 74 65 72 20 6f 72 20 0a 19 8e 80 80 74   ┆he attribute character or      t┆
0x09480…094a0        68 65 20 66 69 72 73 74 20 69 6e 70 75 74 20 70 6f 73 69 74 69 6f 6e 20 6f 66 20 61 6e 20 69 6e   ┆he first input position of an in┆
0x094a0…094c0        70 75 74 20 66 69 65 6c 64 20 6f 72 20 61 74 20 0a 19 8e 80 80 61 6e 79 20 70 6f 73 69 74 69 6f   ┆put field or at      any positio┆
0x094c0…094e0        6e 20 6f 66 20 61 20 70 72 6f 74 65 63 74 65 64 20 66 69 65 6c 64 2c 20 74 68 65 20 63 75 72 73   ┆n of a protected field, the curs┆
0x094e0…09500        6f 72 20 69 73 20 0a 19 8e 80 80 6d 6f 76 65 64 20 74 6f 20 74 68 65 20 66 69 72 73 74 20 69 6e   ┆or is      moved to the first in┆
0x09500…09520        70 75 74 20 70 6f 73 69 74 69 6f 6e 20 6f 66 20 74 68 65 20 70 72 65 63 65 64 69 6e 67 20 0a 19   ┆put position of the preceding   ┆
0x09520…09540        8e 80 80 66 69 65 6c 64 2c 20 69 2e 65 2e 20 74 68 65 20 63 75 72 73 6f 72 20 69 73 20 6d 6f 76   ┆   field, i.e. the cursor is mov┆
0x09540…09560        65 64 20 6f 70 6f 73 69 74 20 74 68 65 20 73 63 72 65 65 6e 20 0a 19 8e 80 80 6f 72 69 65 6e 74   ┆ed oposit the screen      orient┆
0x09560…09580        61 74 69 6f 6e 2e 20 57 68 65 6e 20 74 68 65 20 63 75 72 73 6f 72 20 69 73 20 61 74 20 61 6e 79   ┆ation. When the cursor is at any┆
0x09580…095a0        20 69 6e 70 75 74 20 70 6f 73 69 80 0a 19 8e 80 80 74 69 6f 6e 20 6f 74 68 65 72 20 74 68 61 6e   ┆ input posi      tion other than┆
0x095a0…095c0        20 74 68 65 20 66 69 72 73 74 20 6f 66 20 61 6e 20 69 6e 70 75 74 20 66 69 65 6c 64 2c 20 74 68   ┆ the first of an input field, th┆
0x095c0…095e0        65 20 0a 19 8e 80 80 63 75 72 73 6f 72 20 69 73 20 6d 6f 76 65 64 20 74 6f 20 74 68 65 20 66 69   ┆e      cursor is moved to the fi┆
0x095e0…09600        72 73 74 20 69 6e 70 75 74 20 70 6f 73 69 74 69 6f 6e 20 6f 66 20 74 68 61 74 20 0a 19 8e 80 80   ┆rst input position of that      ┆
0x09600…09620 (75,)  66 69 65 6c 64 20 28 74 68 65 20 63 75 72 73 6f 72 20 6d 61 79 20 77 72 61 70 29 2e 20 49 66 20   ┆field (the cursor may wrap). If ┆
0x09620…09640        6e 6f 20 69 6e 70 75 74 20 66 69 65 6c 64 20 69 73 20 0a 19 8e 80 80 66 6f 75 6e 64 2c 20 74 68   ┆no input field is      found, th┆
0x09640…09660        65 20 63 75 72 73 6f 72 20 69 73 20 6d 6f 76 65 64 20 74 6f 20 69 74 73 20 68 6f 6d 65 20 70 6f   ┆e cursor is moved to its home po┆
0x09660…09680        73 69 74 69 6f 6e 20 0a 19 8e 80 80 28 73 65 65 20 48 6f 6d 65 29 2e 0d 0a 0d 0a 20 20 20 20 20   ┆sition      (see Home).         ┆
0x09680…096a0        20 20 20 20 54 41 42 09 a1 46 69 65 6c 64 20 46 6f 72 77 61 72 64 20 28 54 61 62 29 0d 0a 09 09   ┆    TAB  Field Forward (Tab)    ┆
0x096a0…096c0        84 4d 6f 76 65 73 20 74 68 65 20 63 75 72 73 6f 72 20 74 6f 20 74 68 65 20 66 69 72 73 74 20 69   ┆ Moves the cursor to the first i┆
0x096c0…096e0        6e 70 75 74 20 70 6f 73 69 74 69 6f 6e 20 6f 66 20 74 68 65 20 0a 19 8e 80 80 73 75 63 63 65 65   ┆nput position of the      succee┆
0x096e0…09700        64 69 6e 67 20 69 6e 70 75 74 20 66 69 65 6c 64 2c 20 69 2e 65 2e 20 74 68 65 20 63 75 72 73 6f   ┆ding input field, i.e. the curso┆
0x09700…09720        72 20 6d 6f 76 65 73 20 0a 19 8e 80 80 63 75 72 73 6f 72 20 69 6e 20 74 68 65 20 64 69 72 65 63   ┆r moves      cursor in the direc┆
0x09720…09740        74 69 6f 6e 20 66 6f 6c 6c 6f 77 69 6e 67 20 74 68 65 20 73 63 72 65 65 6e 20 6f 72 69 65 6e 80   ┆tion following the screen orien ┆
0x09740…09760        0a 19 8e 80 80 74 61 74 69 6f 6e 20 28 74 68 65 20 63 75 72 73 6f 72 20 6d 61 79 20 77 72 61 70   ┆     tation (the cursor may wrap┆
0x09760…09780        29 2e 20 69 66 20 6e 6f 20 69 6e 70 75 74 20 66 69 65 6c 64 20 69 73 20 0a 19 8e 80 80 66 6f 75   ┆). if no input field is      fou┆
0x09780…097a0        6e 64 2c 20 74 68 65 20 63 75 72 73 6f 72 20 69 73 20 6d 6f 76 65 64 20 74 6f 20 69 74 73 20 68   ┆nd, the cursor is moved to its h┆
0x097a0…097c0        6f 6d 65 20 70 6f 73 69 74 69 6f 6e 20 0a 19 8e 80 80 28 73 65 65 20 48 6f 6d 65 29 2e 0d 0a 0d   ┆ome position      (see Home).   ┆
0x097c0…097c1        0a                                                                                                ┆ ┆
0x097c1…097c4        FormFeed {
0x097c1…097c4          0c 80 b6                                                                                          ┆   ┆
0x097c1…097c4        }
0x097c4…097e0        0a 09 09 a1 4e 65 77 20 4c 69 6e 65 20 28 52 65 74 75 72 6e 29 0d 0a 09 09 84 4d 6f               ┆    New Line (Return)     Mo┆
0x097e0…09800        76 65 73 20 74 68 65 20 63 75 72 73 6f 72 20 69 6e 20 74 68 65 20 64 69 72 65 63 74 69 6f 6e 20   ┆ves the cursor in the direction ┆
0x09800…09820 (76,)  66 6f 6c 6c 6f 77 69 6e 67 20 74 68 65 20 0a 19 8e 80 80 73 63 72 65 65 6e 20 6f 72 69 65 6e 74   ┆following the      screen orient┆
0x09820…09840        61 74 69 6f 6e 20 74 6f 20 74 68 65 20 66 69 72 73 74 20 69 6e 70 75 74 20 70 6f 73 69 74 69 6f   ┆ation to the first input positio┆
0x09840…09860        6e 20 6f 6e 20 0a 19 8e 80 80 74 68 65 20 6e 65 78 74 20 6c 6f 77 65 72 20 6c 69 6e 65 20 28 74   ┆n on      the next lower line (t┆
0x09860…09880        68 65 20 63 75 72 73 6f 72 20 6d 61 79 20 77 72 61 70 29 2e 20 49 66 20 6e 6f 20 0a 19 8e 80 80   ┆he cursor may wrap). If no      ┆
0x09880…098a0        69 6e 70 75 74 20 66 69 65 6c 64 20 69 73 20 66 6f 75 6e 64 2c 20 74 68 65 20 63 75 72 73 6f 72   ┆input field is found, the cursor┆
0x098a0…098c0        20 69 73 20 6d 6f 76 65 64 20 74 6f 20 69 74 73 20 0a 19 8e 80 80 68 6f 6d 65 20 70 6f 73 69 74   ┆ is moved to its      home posit┆
0x098c0…098e0        69 6f 6e 20 28 73 65 65 20 48 6f 6d 65 29 2e 0d 0a 0d 0a 0d 0a a1 b0 a1 34 2e 35 2e 32 20 20 20   ┆ion (see Home).         4.5.2   ┆
0x098e0…09900        20 4b 65 79 73 20 74 6f 20 45 64 69 74 20 74 68 65 20 44 61 74 61 0d 0a 0d 0a 20 20 20 20 20 20   ┆ Keys to Edit the Data          ┆
0x09900…09920        20 20 20 84 54 68 65 20 6b 65 79 73 20 64 65 73 63 72 69 62 65 64 20 69 6e 20 74 68 69 73 20 73   ┆    The keys described in this s┆
0x09920…09940        75 62 73 65 63 74 69 6f 6e 20 65 6e 61 62 6c 65 20 74 68 65 20 6f 70 65 72 80 0a 19 89 80 80 61   ┆ubsection enable the oper      a┆
0x09940…09960        74 6f 72 20 74 6f 20 65 64 69 74 20 74 68 65 20 63 6f 6e 74 65 6e 74 73 20 6f 66 20 69 6e 70 75   ┆tor to edit the contents of inpu┆
0x09960…09980        74 20 66 69 65 6c 64 73 2e 20 a1 4e 6f 74 65 e1 20 74 68 61 74 20 61 6e 20 0a 19 89 80 80 61 74   ┆t fields.  Note  that an      at┆
0x09980…099a0        74 65 6d 74 20 74 6f 20 70 65 72 66 6f 72 6d 20 61 6e 20 69 6c 6c 65 67 61 6c 20 65 64 69 74 69   ┆temt to perform an illegal editi┆
0x099a0…099c0        6e 67 20 6f 70 65 72 61 74 69 6f 6e 20 28 65 2e 67 2e 20 0a 19 89 80 80 77 68 65 6e 20 74 68 65   ┆ng operation (e.g.      when the┆
0x099c0…099e0        20 63 75 72 73 6f 72 20 69 73 20 70 6f 73 69 74 69 6f 6e 65 64 20 61 74 20 61 20 70 72 6f 74 65   ┆ cursor is positioned at a prote┆
0x099e0…09a00        63 74 65 64 20 66 69 65 6c 64 20 6f 72 20 61 6e 20 0a 19 89 80 80 61 74 74 72 69 62 75 74 65 20   ┆cted field or an      attribute ┆
0x09a00…09a20 (77,)  63 68 61 72 61 63 74 65 72 29 20 77 69 6c 6c 20 63 61 75 73 65 20 61 6e 20 61 6c 61 72 6d 2e 0d   ┆character) will cause an alarm. ┆
0x09a20…09a40        0a 0d 0a 20 20 20 20 20 20 20 20 20 49 4e 53 09 a1 e1 20 a1 49 6e 73 65 72 74 20 43 68 61 72 61   ┆            INS     Insert Chara┆
0x09a40…09a60        63 74 65 72 20 4d 6f 64 65 0d 0a 20 20 20 20 20 20 20 20 20 4d 4f 44 45 09 20 84 55 73 65 64 20   ┆cter Mode           MODE   Used ┆
0x09a60…09a80        74 6f 20 70 6c 61 63 65 20 74 68 65 20 74 65 72 6d 69 6e 61 6c 20 69 6e 2c 20 61 6e 64 20 72 65   ┆to place the terminal in, and re┆
0x09a80…09aa0        6d 6f 76 65 20 69 74 20 66 72 6f 6d 2c 20 0a 19 8f 80 80 74 68 65 20 69 6e 73 65 72 74 20 63 68   ┆move it from,      the insert ch┆
0x09aa0…09ac0        61 72 61 63 74 65 72 20 6d 6f 64 65 20 28 61 73 20 77 65 6c 6c 20 61 73 20 74 6f 20 6c 69 67 68   ┆aracter mode (as well as to ligh┆
0x09ac0…09ae0        74 20 61 6e 64 20 0a 19 8f 80 80 65 78 74 69 6e 71 75 69 73 68 20 74 68 65 20 69 6e 64 69 63 61   ┆t and      extinquish the indica┆
0x09ae0…09b00        74 6f 72 20 6f 6e 20 74 68 65 20 6b 65 79 29 2e 20 54 68 65 20 6f 70 65 72 80 0a 19 8f 80 80 61   ┆tor on the key). The oper      a┆
0x09b00…09b20        74 69 6f 6e 20 72 65 71 75 69 72 65 73 20 74 68 65 20 70 72 65 73 65 6e 63 65 20 6f 66 20 61 20   ┆tion requires the presence of a ┆
0x09b20…09b40        6e 75 6c 6c 20 63 68 61 72 61 63 74 65 72 20 69 6e 20 0a 19 8f 80 80 74 68 65 20 66 69 65 6c 64   ┆null character in      the field┆
0x09b40…09b60        2c 20 65 69 74 68 65 72 20 61 74 20 74 68 65 20 63 75 72 73 6f 72 20 70 6f 73 69 74 69 6f 6e 20   ┆, either at the cursor position ┆
0x09b60…09b80        6f 72 20 74 6f 20 74 68 65 20 0a 19 8f 80 80 72 69 67 68 74 20 6f 66 20 69 74 2c 20 69 66 20 74   ┆or to the      right of it, if t┆
0x09b80…09ba0        68 65 20 6f 72 69 65 6e 74 61 74 69 6f 6e 20 69 73 20 66 72 6f 6d 20 6c 65 66 74 20 74 6f 20 0a   ┆he orientation is from left to  ┆
0x09ba0…09bc0        19 8f 80 80 72 69 67 68 74 2c 20 65 6c 73 65 20 61 20 6e 75 6c 6c 20 63 68 61 72 61 63 74 65 72   ┆    right, else a null character┆
0x09bc0…09be0        20 74 6f 20 6c 65 66 74 20 6f 66 20 74 68 65 20 63 75 72 73 6f 72 20 0a 19 8f 80 80 70 6f 73 69   ┆ to left of the cursor      posi┆
0x09be0…09c00        74 69 6f 6e 2e 20 41 20 63 68 61 72 61 63 74 65 72 20 65 6e 74 65 72 65 64 20 66 72 6f 6d 20 74   ┆tion. A character entered from t┆
0x09c00…09c20 (78,)  68 65 20 6b 65 79 62 6f 61 72 64 20 0a 19 8f 80 80 77 69 6c 6c 20 61 70 70 65 61 72 20 61 74 20   ┆he keyboard      will appear at ┆
0x09c20…09c40        74 68 65 20 63 75 72 73 6f 72 20 70 6f 73 69 74 69 6f 6e 2c 20 61 6e 64 20 61 20 6e 6f 6e 6e 75   ┆the cursor position, and a nonnu┆
0x09c40…09c60        6c 6c 20 0a 19 8f 80 80 63 68 61 72 61 63 74 65 72 20 61 6c 72 65 61 64 79 20 6f 63 63 75 70 79   ┆ll      character already occupy┆
0x09c60…09c80        69 6e 67 20 74 68 61 74 20 70 6f 73 69 74 69 6f 6e 20 77 69 6c 6c 20 62 65 20 0a 19 8f 80 80 73   ┆ing that position will be      s┆
0x09c80…09ca0        68 69 66 74 65 64 20 68 6f 72 69 7a 6f 6e 74 61 6c 6c 79 20 6f 6e 65 20 70 6f 73 69 74 69 6f 6e   ┆hifted horizontally one position┆
0x09ca0…09cc0        20 69 6e 20 74 68 65 20 73 63 72 65 65 6e 20 0a 19 8f 80 80 6f 72 69 65 6e 74 61 74 69 6f 6e 20   ┆ in the screen      orientation ┆
0x09cc0…09ce0        74 6f 67 65 74 68 65 72 20 77 69 74 68 20 61 6c 6c 20 73 75 63 63 65 65 64 69 6e 67 20 63 68 61   ┆together with all succeeding cha┆
0x09ce0…09d00        72 80 0a 19 8f 80 80 61 63 74 65 72 73 20 65 78 63 65 70 74 20 61 20 6e 75 6c 6c 20 6f 72 20 63   ┆r      acters except a null or c┆
0x09d00…09d20        68 61 72 61 63 74 65 72 73 20 74 6f 20 74 68 65 20 72 69 67 68 74 20 6f 66 20 0a 19 8f 80 80 61   ┆haracters to the right of      a┆
0x09d20…09d40        20 6e 75 6c 6c 2c 20 69 66 20 74 68 65 20 6f 72 69 65 6e 74 61 74 69 6f 6e 20 69 73 20 66 72 6f   ┆ null, if the orientation is fro┆
0x09d40…09d60        6d 20 6c 65 66 74 20 74 6f 20 72 69 67 68 74 2c 20 0a 19 8f 80 80 65 6c 73 65 20 65 78 63 65 70   ┆m left to right,      else excep┆
0x09d60…09d80        74 20 63 68 61 72 61 63 74 65 72 73 20 74 6f 20 6c 65 66 74 20 6f 66 20 61 20 6e 75 6c 6c 2e 0d   ┆t characters to left of a null. ┆
0x09d80…09da0        0a 0d 0a 20 20 20 20 20 20 20 20 20 44 45 4c 09 a1 e1 20 a1 44 65 6c 65 74 65 20 43 68 61 72 61   ┆            DEL     Delete Chara┆
0x09da0…09dc0        63 74 65 72 0d 0a 20 20 20 20 20 20 20 20 20 43 48 41 52 09 20 84 49 66 20 74 68 65 20 63 75 72   ┆cter           CHAR   If the cur┆
0x09dc0…09de0        73 6f 72 20 69 73 20 70 6c 61 63 65 64 20 61 74 20 61 20 6e 75 6c 6c 20 63 68 61 72 61 63 74 65   ┆sor is placed at a null characte┆
0x09de0…09e00        72 2c 20 74 68 65 20 0a 19 8f 80 80 63 75 72 73 6f 72 20 77 69 6c 6c 20 62 65 20 73 68 69 66 74   ┆r, the      cursor will be shift┆
0x09e00…09e20 (79,)  65 64 20 6f 6e 65 20 63 68 61 72 61 63 74 65 72 20 70 6f 73 69 74 69 6f 6e 20 0a 19 8f 80 80 6f   ┆ed one character position      o┆
0x09e20…09e40        70 6f 73 69 74 20 74 68 65 20 73 63 72 65 65 6e 20 6f 72 69 65 6e 74 61 74 69 6f 6e 20 61 6e 64   ┆posit the screen orientation and┆
0x09e40…09e60        20 65 72 61 73 65 20 74 68 65 20 63 68 61 72 80 0a 19 8f 80 80 61 63 74 65 72 20 61 74 20 74 68   ┆ erase the char      acter at th┆
0x09e60…09e80        65 20 63 75 72 73 6f 72 20 70 6f 73 69 74 69 6f 6e 2c 20 65 6c 73 65 20 a1 44 65 6c 65 74 65 20   ┆e cursor position, else  Delete ┆
0x09e80…09ea0        43 68 61 72 80 0a 19 8f 80 84 61 63 74 65 72 e1 20 65 72 61 73 65 73 20 74 68 65 20 63 68 61 72   ┆Char      acter  erases the char┆
0x09ea0…09ec0        61 63 74 65 72 20 61 74 20 74 68 65 20 63 75 72 73 6f 72 20 70 6f 73 69 74 69 6f 6e 2c 20 0a 19   ┆acter at the cursor position,   ┆
0x09ec0…09ee0        8f 80 80 61 6e 64 20 73 68 69 66 74 73 20 61 6c 6c 20 73 75 63 63 65 65 64 69 6e 67 20 63 68 61   ┆   and shifts all succeeding cha┆
0x09ee0…09f00        72 61 63 74 65 72 73 20 68 6f 72 69 7a 6f 6e 74 61 6c 6c 79 20 0a 19 8f 80 80 6f 6e 65 20 70 6f   ┆racters horizontally      one po┆
0x09f00…09f20        73 69 74 69 6f 6e 20 6f 70 6f 73 69 74 20 74 68 65 20 73 63 72 65 65 6e 20 6f 72 69 65 6e 74 61   ┆sition oposit the screen orienta┆
0x09f20…09f40        74 69 6f 6e 2e 20 41 20 6e 75 6c 6c 20 0a 19 8f 80 80 63 68 61 72 61 63 74 65 72 20 69 73 20 69   ┆tion. A null      character is i┆
0x09f40…09f60        6e 73 65 72 74 65 64 20 61 74 20 74 68 65 20 6c 61 73 74 20 70 6f 73 69 74 69 6f 6e 20 6f 6e 20   ┆nserted at the last position on ┆
0x09f60…09f80        74 68 65 20 0a 19 8f 80 80 6c 69 6e 65 20 6f 72 20 69 6e 20 74 68 65 20 66 69 65 6c 64 2c 20 77   ┆the      line or in the field, w┆
0x09f80…09fa0        68 69 63 68 65 76 65 72 20 69 73 20 65 6e 63 6f 75 6e 74 65 72 65 64 20 0a 19 8f 80 80 66 69 72   ┆hichever is encountered      fir┆
0x09fa0…09fc0        73 74 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 49 4e 53 09 e1 20 a1 a1 49 6e 73 65 72 74 20 4c   ┆st.             INS     Insert L┆
0x09fc0…09fe0        69 6e 65 0d 0a 20 20 20 20 20 20 20 20 20 4c 49 4e 45 09 20 84 41 70 70 6c 69 63 61 62 6c 65 20   ┆ine           LINE   Applicable ┆
0x09fe0…0a000        20 6f 6e 6c 79 20 74 6f 20 66 69 65 6c 64 73 20 63 6f 6e 74 61 69 6e 69 6e 67 20 61 74 20 6c 65   ┆ only to fields containing at le┆
0x0a000…0a020 (80,)  61 73 74 20 6f 6e 65 20 0a 19 8f 80 80 6c 69 6e 65 2c 20 69 2e 65 2e 20 38 30 20 63 68 61 72 61   ┆ast one      line, i.e. 80 chara┆
0x0a020…0a040        63 74 65 72 20 70 6f 73 69 74 69 6f 6e 73 2e 20 54 68 65 20 38 30 20 70 6f 73 69 80 0a 19 8f 80   ┆cter positions. The 80 posi     ┆
0x0a040…0a060        80 74 69 6f 6e 73 20 6d 61 79 20 62 65 67 69 6e 20 61 74 20 74 68 65 20 61 74 74 72 69 62 75 74   ┆ tions may begin at the attribut┆
0x0a060…0a080        65 20 63 68 61 72 61 63 74 65 72 20 6f 72 20 0a 19 8f 80 80 63 6f 6e 73 74 69 74 75 74 65 20 61   ┆e character or      constitute a┆
0x0a080…0a0a0        6e 20 65 6e 74 69 72 65 20 64 69 73 70 6c 61 79 20 73 63 72 65 65 6e 20 6c 69 6e 65 2e 20 54 68   ┆n entire display screen line. Th┆
0x0a0a0…0a0c0        65 20 0a 19 8f 80 80 6f 70 65 72 61 74 69 6f 6e 20 76 65 72 74 69 63 61 6c 6c 79 20 73 68 69 66   ┆e      operation vertically shif┆
0x0a0c0…0a0e0        74 73 20 74 68 65 20 6c 69 6e 65 20 61 74 20 77 68 69 63 68 20 74 68 65 20 0a 19 8f 80 80 63 75   ┆ts the line at which the      cu┆
0x0a0e0…0a100        72 73 6f 72 20 69 73 20 70 6f 73 69 74 69 6f 6e 65 64 20 61 6e 64 20 61 6c 6c 20 73 75 63 63 65   ┆rsor is positioned and all succe┆
0x0a100…0a120        65 64 69 6e 67 20 6c 69 6e 65 73 20 69 6e 20 0a 19 8f 80 80 74 68 65 20 66 69 65 6c 64 20 6f 6e   ┆eding lines in      the field on┆
0x0a120…0a140        65 20 6c 69 6e 65 20 64 6f 77 6e 2c 20 74 68 75 73 20 70 72 6f 76 69 64 69 6e 67 20 61 20 6c 69   ┆e line down, thus providing a li┆
0x0a140…0a160        6e 65 20 6f 66 20 0a 19 8f 80 80 6e 75 6c 6c 73 20 61 74 20 74 68 65 20 63 75 72 73 6f 72 20 70   ┆ne of      nulls at the cursor p┆
0x0a160…0a180        6f 73 69 74 69 6f 6e 2e 20 54 68 65 20 6c 61 73 74 20 6c 69 6e 65 20 28 38 30 20 0a 19 8f 80 80   ┆osition. The last line (80      ┆
0x0a180…0a19a        70 6f 73 69 74 69 6f 6e 73 29 20 69 73 20 64 65 6c 65 74 65 64 2e 0d 0a 0d 0a                     ┆positions) is deleted.    ┆
0x0a19a…0a19d        FormFeed {
0x0a19a…0a19d          0c 80 b8                                                                                          ┆   ┆
0x0a19a…0a19d        }
0x0a19d…0a1a0        0a 20 20                                                                                          ┆   ┆
0x0a1a0…0a1c0        20 20 20 20 20 20 20 44 45 4c 09 a1 e1 20 a1 44 65 6c 65 74 65 20 4c 69 6e 65 0d 0a 20 20 20 20   ┆       DEL     Delete Line      ┆
0x0a1c0…0a1e0        20 20 20 20 20 4c 49 4e 45 09 20 84 41 70 70 6c 69 63 61 62 6c 65 20 6f 6e 6c 79 20 74 6f 20 66   ┆     LINE   Applicable only to f┆
0x0a1e0…0a200        69 65 6c 64 73 20 63 6f 6e 74 61 69 6e 69 6e 67 20 61 74 20 6c 65 61 73 74 20 6f 6e 65 20 0a 19   ┆ields containing at least one   ┆
0x0a200…0a220 (81,)  8f 80 80 6c 69 6e 65 2c 20 69 2e 65 2e 20 38 30 20 63 68 61 72 61 63 74 65 72 20 70 6f 73 69 74   ┆   line, i.e. 80 character posit┆
0x0a220…0a240        69 6f 6e 73 2e 20 54 68 65 20 38 30 20 70 6f 73 69 80 0a 19 8f 80 80 74 69 6f 6e 73 20 6d 61 79   ┆ions. The 80 posi      tions may┆
0x0a240…0a260        20 62 65 67 69 6e 20 61 74 20 74 68 65 20 61 74 74 72 69 62 75 74 65 20 63 68 61 72 61 63 74 65   ┆ begin at the attribute characte┆
0x0a260…0a280        72 20 6f 72 20 0a 19 8f 80 80 63 6f 6e 73 74 69 74 75 74 65 20 61 6e 20 65 6e 74 69 72 65 20 64   ┆r or      constitute an entire d┆
0x0a280…0a2a0        69 73 70 6c 61 79 20 73 63 72 65 65 6e 20 6c 69 6e 65 2e 20 54 68 65 20 0a 19 8f 80 80 6f 70 65   ┆isplay screen line. The      ope┆
0x0a2a0…0a2c0        72 61 74 69 6f 6e 20 64 65 6c 65 74 65 73 20 74 68 65 20 6c 69 6e 65 20 61 74 20 77 68 69 63 68   ┆ration deletes the line at which┆
0x0a2c0…0a2e0        20 74 68 65 20 63 75 72 73 6f 72 20 69 73 20 0a 19 8f 80 80 70 6f 73 69 74 69 6f 6e 65 64 20 61   ┆ the cursor is      positioned a┆
0x0a2e0…0a300        6e 64 20 76 65 72 74 69 63 61 6c 6c 79 20 73 68 69 66 74 73 20 61 6c 6c 20 73 75 63 63 65 65 64   ┆nd vertically shifts all succeed┆
0x0a300…0a320        69 6e 67 20 0a 19 8f 80 80 6c 69 6e 65 73 20 69 6e 20 74 68 65 20 66 69 65 6c 64 20 6f 6e 65 20   ┆ing      lines in the field one ┆
0x0a320…0a340        6c 69 6e 65 20 75 70 2c 20 74 68 75 73 20 70 72 6f 76 69 64 69 6e 67 20 61 20 0a 19 8f 80 80 6c   ┆line up, thus providing a      l┆
0x0a340…0a360        69 6e 65 20 6f 66 20 6e 75 6c 6c 73 20 61 73 20 74 68 65 20 6c 61 73 74 20 6c 69 6e 65 20 28 38   ┆ine of nulls as the last line (8┆
0x0a360…0a380        30 20 70 6f 73 69 74 69 6f 6e 73 29 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 45 52 41 53 45 20   ┆0 positions).             ERASE ┆
0x0a380…0a3a0        e1 a1 a1 45 72 61 73 65 20 74 6f 20 45 6e 64 20 6f 66 20 46 69 65 6c 64 0d 0a 20 20 20 20 20 20   ┆   Erase to End of Field        ┆
0x0a3a0…0a3c0        20 20 20 46 49 45 4c 44 20 84 45 72 61 73 65 73 20 61 6c 6c 20 63 68 61 72 61 63 74 65 72 73 20   ┆   FIELD  Erases all characters ┆
0x0a3c0…0a3e0        69 6e 20 74 68 65 20 66 69 65 6c 64 20 66 72 6f 6d 20 61 6e 64 20 69 6e 80 0a 19 8f 80 80 63 6c   ┆in the field from and in      cl┆
0x0a3e0…0a400        75 64 69 6e 67 20 74 68 65 20 63 68 61 72 61 63 74 65 72 20 61 74 20 74 68 65 20 63 75 72 73 6f   ┆uding the character at the curso┆
0x0a400…0a420 (82,)  72 20 70 6f 73 69 74 69 6f 6e 2e 20 54 68 65 20 0a 19 8f 80 80 63 75 72 73 6f 72 20 69 73 20 6e   ┆r position. The      cursor is n┆
0x0a420…0a440        6f 74 20 6d 6f 76 65 64 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 45 52 41 53 45 20 a1 45 72 61   ┆ot moved.             ERASE  Era┆
0x0a440…0a460        73 65 20 49 6e 70 75 74 20 46 69 65 6c 64 73 0d 0a 20 20 20 20 20 20 20 20 20 49 4e 50 55 54 20   ┆se Input Fields           INPUT ┆
0x0a460…0a480        84 45 72 61 73 65 73 20 61 6c 6c 20 69 6e 70 75 74 20 66 69 65 6c 64 73 2c 20 61 6e 64 20 6d 6f   ┆ Erases all input fields, and mo┆
0x0a480…0a4a0        76 65 73 20 74 68 65 20 63 75 72 73 6f 72 20 74 6f 20 0a 19 8f 80 80 74 68 65 20 66 69 72 73 74   ┆ves the cursor to      the first┆
0x0a4a0…0a4c0        20 69 6e 70 75 74 20 70 6f 73 69 74 69 6f 6e 20 6f 66 20 74 68 65 20 66 69 72 73 74 20 69 6e 70   ┆ input position of the first inp┆
0x0a4c0…0a4e0        75 74 20 66 69 65 6c 64 20 0a 19 8f 80 80 6f 6e 20 74 68 65 20 64 69 73 70 6c 61 79 20 73 63 72   ┆ut field      on the display scr┆
0x0a4e0…0a500        65 65 6e 2e 20 49 66 20 6e 6f 20 69 6e 70 75 74 20 66 69 65 6c 64 20 69 73 20 66 6f 75 6e 64 2c   ┆een. If no input field is found,┆
0x0a500…0a520        20 0a 19 8f 80 80 74 68 65 20 63 75 72 73 6f 72 20 69 73 20 6d 6f 76 65 64 20 74 6f 20 69 74 73   ┆      the cursor is moved to its┆
0x0a520…0a540        20 68 6f 6d 65 20 70 6f 73 69 74 69 6f 6e 20 28 73 65 65 20 0a 19 8f 80 80 48 6f 6d 65 29 2e 20   ┆ home position (see      Home). ┆
0x0a540…0a560        54 68 65 20 4d 44 54 20 6f 66 20 61 6c 6c 20 69 6e 70 75 74 20 66 69 65 6c 64 73 20 69 73 20 72   ┆The MDT of all input fields is r┆
0x0a560…0a580        65 73 65 74 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 46 4d 09 a1 e1 20 a1 46 69 65 6c 64 20 4d   ┆eset.             FM     Field M┆
0x0a580…0a5a0        61 72 6b 0d 0a 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 84 43 61 75 73 65 73 20 61 6e 20 46   ┆ark                  Causes an F┆
0x0a5a0…0a5c0        4d 20 63 68 61 72 61 63 74 65 72 20 63 6f 64 65 20 74 6f 20 62 65 20 65 6e 74 65 72 65 64 20 69   ┆M character code to be entered i┆
0x0a5c0…0a5e0        6e 74 6f 20 74 68 65 20 0a 19 8f 80 80 74 65 72 6d 69 6e 61 6c 20 62 75 66 66 65 72 2e 20 54 68   ┆nto the      terminal buffer. Th┆
0x0a5e0…0a600        65 20 46 4d 20 63 68 61 72 61 63 74 65 72 2c 20 77 68 69 63 68 20 70 72 6f 76 69 64 65 73 20 0a   ┆e FM character, which provides  ┆
0x0a600…0a620 (83,)  19 8f 80 80 61 20 6d 65 61 6e 73 20 6f 66 20 69 6e 66 6f 72 6d 69 6e 67 20 74 68 65 20 61 70 70   ┆    a means of informing the app┆
0x0a620…0a640        6c 69 63 61 74 69 6f 6e 20 70 72 6f 67 72 61 6d 20 6f 66 20 0a 19 8f 80 80 74 68 65 20 65 6e 64   ┆lication program of      the end┆
0x0a640…0a660        20 6f 66 20 61 20 73 75 62 66 69 65 6c 64 2c 20 69 73 20 64 69 73 70 6c 61 79 65 64 20 28 6f 72   ┆ of a subfield, is displayed (or┆
0x0a660…0a680        20 70 72 69 6e 74 65 64 29 20 0a 19 8f 80 80 61 73 20 74 68 65 20 63 68 61 72 61 63 74 65 72 20   ┆ printed)      as the character ┆
0x0a680…0a6a0        22 3b 22 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 44 55 50 09 a1 e1 20 a1 44 75 70 6c 69 63 61   ┆";".             DUP     Duplica┆
0x0a6a0…0a6c0        74 65 0d 0a 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 84 43 61 75 73 65 73 20 61 20 44 55 50   ┆te                  Causes a DUP┆
0x0a6c0…0a6e0        20 63 68 61 72 61 63 74 65 72 20 63 6f 64 65 20 74 6f 20 62 65 20 65 6e 74 65 72 65 64 20 69 6e   ┆ character code to be entered in┆
0x0a6e0…0a700        74 6f 20 74 68 65 20 0a 19 8f 80 80 74 65 72 6d 69 6e 61 6c 20 62 75 66 66 65 72 2c 20 61 6e 64   ┆to the      terminal buffer, and┆
0x0a700…0a720        20 6d 6f 76 65 73 20 74 68 65 20 63 75 72 73 6f 72 20 74 6f 20 74 68 65 20 66 69 72 73 74 20 0a   ┆ moves the cursor to the first  ┆
0x0a720…0a740        19 8f 80 80 69 6e 70 75 74 20 70 6f 73 69 74 69 6f 6e 20 6f 66 20 74 68 65 20 73 75 63 63 65 65   ┆    input position of the succee┆
0x0a740…0a760        64 69 6e 67 20 69 6e 70 75 74 20 66 69 65 6c 64 2e 20 54 68 65 20 0a 19 8f 80 80 44 55 50 20 63   ┆ding input field. The      DUP c┆
0x0a760…0a780        68 61 72 61 63 74 65 72 2c 20 77 68 69 63 68 20 70 72 6f 76 69 64 65 73 20 61 20 6d 65 61 6e 73   ┆haracter, which provides a means┆
0x0a780…0a7a0        20 6f 66 20 69 6e 66 6f 72 6d 69 6e 67 20 0a 19 8f 80 80 74 68 65 20 61 70 70 6c 69 63 61 74 69   ┆ of informing      the applicati┆
0x0a7a0…0a7c0        6f 6e 20 70 72 6f 67 72 61 6d 20 74 68 61 74 20 61 20 22 64 75 70 6c 69 63 61 74 65 22 20 6f 70   ┆on program that a "duplicate" op┆
0x0a7c0…0a7e0        65 72 80 0a 19 8f 80 80 61 74 69 6f 6e 20 69 73 20 69 6e 64 69 63 61 74 65 64 20 66 6f 72 20 74   ┆er      ation is indicated for t┆
0x0a7e0…0a800        68 65 20 72 65 6d 61 69 6e 64 65 72 20 6f 66 20 74 68 65 20 66 69 65 6c 64 20 0a 19 8f 80 80 69   ┆he remainder of the field      i┆
0x0a800…0a820 (84,)  6e 20 77 68 69 63 68 20 69 74 20 68 61 73 20 62 65 65 6e 20 65 6e 74 65 72 65 64 2c 20 69 73 20   ┆n which it has been entered, is ┆
0x0a820…0a840        64 69 73 70 6c 61 79 65 64 20 28 6f 72 20 0a 19 8f 80 80 70 72 69 6e 74 65 64 29 20 61 73 20 74   ┆displayed (or      printed) as t┆
0x0a840…0a860        68 65 20 63 68 61 72 61 63 74 65 72 20 22 2a 22 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 4d 41   ┆he character "*".             MA┆
0x0a860…0a880        52 4b 09 a1 e1 20 a1 4d 61 72 6b 20 53 74 72 69 6e 67 0d 0a 20 20 20 20 20 20 20 20 20 20 20 20   ┆RK     Mark String              ┆
0x0a880…0a8a0        20 20 20 84 55 73 65 64 20 74 6f 20 6d 61 72 6b 20 74 68 65 20 66 69 72 73 74 20 61 6e 64 20 74   ┆    Used to mark the first and t┆
0x0a8a0…0a8c0        68 65 20 6c 61 73 74 20 63 68 61 72 61 63 74 65 72 73 20 6f 66 20 0a 19 8f 80 80 61 20 73 74 72   ┆he last characters of      a str┆
0x0a8c0…0a8e0        69 6e 67 20 74 6f 20 62 65 20 6d 6f 76 65 64 20 62 79 20 6d 65 61 6e 73 20 6f 66 20 74 68 65 20   ┆ing to be moved by means of the ┆
0x0a8e0…0a900        4d 4f 56 45 20 6b 65 79 20 28 73 65 65 20 0a 19 8f 80 80 62 65 6c 6f 77 29 2e 20 54 68 65 20 73   ┆MOVE key (see      below). The s┆
0x0a900…0a920        74 72 69 6e 67 20 6d 61 79 20 6e 6f 74 20 63 6f 6e 74 61 69 6e 20 61 6e 20 61 74 74 72 69 62 75   ┆tring may not contain an attribu┆
0x0a920…0a940        74 65 20 0a 19 8f 80 80 63 68 61 72 61 63 74 65 72 2e 20 57 68 65 6e 20 74 68 65 20 63 75 72 73   ┆te      character. When the curs┆
0x0a940…0a960        6f 72 20 68 61 73 20 62 65 65 6e 20 70 6f 73 69 74 69 6f 6e 65 64 20 61 74 20 0a 19 8f 80 80 61   ┆or has been positioned at      a┆
0x0a960…0a980        20 63 68 61 72 61 63 74 65 72 2c 20 74 68 65 20 64 65 70 72 65 73 73 69 6f 6e 20 6f 66 20 74 68   ┆ character, the depression of th┆
0x0a980…0a9a0        65 20 4d 41 52 4b 20 6b 65 79 20 77 69 6c 6c 20 0a 19 8f 80 80 63 61 75 73 65 20 61 20 66 72 61   ┆e MARK key will      cause a fra┆
0x0a9a0…0a9c0        6d 65 20 74 6f 20 61 70 70 65 61 72 20 61 72 6f 75 6e 64 20 74 68 65 20 63 68 61 72 61 63 74 65   ┆me to appear around the characte┆
0x0a9c0…0a9e0        72 2e 20 53 75 63 68 20 0a 19 8f 80 80 6d 61 72 6b 69 6e 67 73 20 6d 61 79 20 62 65 20 63 61 6e   ┆r. Such      markings may be can┆
0x0a9e0…0aa00        63 65 6c 6c 65 64 20 62 79 20 6d 65 61 6e 73 20 6f 66 20 74 68 65 20 52 45 53 45 54 20 0a 19 8f   ┆celled by means of the RESET    ┆
0x0aa00…0aa20 (85,)  80 80 6b 65 79 20 28 73 65 65 20 73 65 63 74 69 6f 6e 20 34 2e 34 29 2e 0d 0a 0d 0a 20 20 20 20   ┆  key (see section 4.4).        ┆
0x0aa20…0aa40        20 20 20 20 20 4d 4f 56 45 09 a1 e1 20 a1 4d 6f 76 65 20 53 74 72 69 6e 67 0d 0a 20 20 20 20 20   ┆     MOVE     Move String       ┆
0x0aa40…0aa60        20 20 20 20 20 20 20 20 20 20 84 4d 6f 76 65 73 20 61 20 63 68 61 72 61 63 74 65 72 20 73 74 72   ┆           Moves a character str┆
0x0aa60…0aa80        69 6e 67 20 6d 61 72 6b 65 64 20 62 79 20 6d 65 61 6e 73 20 6f 66 20 74 68 65 20 0a 19 8f 80 80   ┆ing marked by means of the      ┆
0x0aa80…0aaa0        4d 41 52 4b 20 6b 65 79 20 74 6f 20 74 68 65 20 64 69 73 70 6c 61 79 20 73 63 72 65 65 6e 20 6c   ┆MARK key to the display screen l┆
0x0aaa0…0aac0        6f 63 61 74 69 6f 6e 20 64 65 74 65 72 6d 69 6e 65 64 20 0a 19 8f 80 80 62 79 20 74 68 65 20 63   ┆ocation determined      by the c┆
0x0aac0…0aae0        75 72 73 6f 72 20 70 6f 73 69 74 69 6f 6e 2e 20 54 68 65 20 73 74 72 69 6e 67 20 69 73 20 69 6e   ┆ursor position. The string is in┆
0x0aae0…0ab00        73 65 72 74 65 64 20 0a 19 8f 80 80 73 74 61 72 74 69 6e 67 20 61 74 20 74 68 65 20 63 75 72 73   ┆serted      starting at the curs┆
0x0ab00…0ab20        6f 72 20 70 6f 73 69 74 69 6f 6e 2c 20 61 6e 64 20 63 68 61 72 61 63 74 65 72 73 20 0a 19 8f 80   ┆or position, and characters     ┆
0x0ab20…0ab40        80 61 6c 72 65 61 64 79 20 6f 63 63 75 70 79 69 6e 67 20 74 68 65 73 65 20 70 6f 73 69 74 69 6f   ┆ already occupying these positio┆
0x0ab40…0ab60        6e 73 20 61 72 65 20 6f 76 65 72 77 72 69 74 74 65 6e 2e 20 0a 19 8f 80 80 49 74 20 69 73 20 6e   ┆ns are overwritten.      It is n┆
0x0ab60…0ab80        6f 74 20 70 6f 73 73 69 62 6c 65 20 74 6f 20 6f 76 65 72 77 72 69 74 65 20 61 6e 20 61 74 74 72   ┆ot possible to overwrite an attr┆
0x0ab80…0aba0        69 62 75 74 65 20 0a 19 8f 80 80 63 68 61 72 61 63 74 65 72 20 69 6e 20 74 68 69 73 20 66 61 73   ┆ibute      character in this fas┆
0x0aba0…0abc0        68 69 6f 6e 2c 20 6e 6f 72 20 74 6f 20 63 6f 70 79 20 64 61 74 61 20 69 6e 74 6f 20 61 20 0a 19   ┆hion, nor to copy data into a   ┆
0x0abc0…0abd5        8f 80 80 70 72 6f 74 65 63 74 65 64 20 66 69 65 6c 64 2e 0d 0a                                    ┆   protected field.  ┆
0x0abd5…0abd8        FormFeed {
0x0abd5…0abd8          0c 80 ba                                                                                          ┆   ┆
0x0abd5…0abd8        }
0x0abd8…0abe0        0a b0 a1 34 2e 36 20 20                                                                           ┆   4.6  ┆
0x0abe0…0ac00        20 20 20 20 43 55 52 53 4f 52 2d 53 45 4c 45 43 54 20 4b 45 59 0d 0a 0d 0a b0 a1 34 2e 36 2e 31   ┆    CURSOR-SELECT KEY      4.6.1┆
0x0ac00…0ac20 (86,)  20 20 20 20 43 75 72 73 6f 72 2d 53 65 6c 65 63 74 20 4b 65 79 20 4f 70 65 72 61 74 69 6f 6e 73   ┆    Cursor-Select Key Operations┆
0x0ac20…0ac40        0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 54 68 65 20 63 75 72 73 6f 72 2d 73 65 6c 65 63 74 20   ┆              The cursor-select ┆
0x0ac40…0ac60        6b 65 79 20 28 6d 61 72 6b 65 64 20 43 55 52 53 52 20 53 45 4c 43 54 29 20 70 65 72 6d 69 74 73   ┆key (marked CURSR SELCT) permits┆
0x0ac60…0ac80        20 74 68 65 20 0a 19 89 80 80 6f 70 65 72 61 74 6f 72 20 74 6f 20 73 65 6c 65 63 74 20 66 72 6f   ┆ the      operator to select fro┆
0x0ac80…0aca0        6d 20 61 20 6d 65 6e 75 20 6f 66 20 64 69 73 70 6c 61 79 65 64 20 69 74 65 6d 73 20 61 6e 64 20   ┆m a menu of displayed items and ┆
0x0aca0…0acc0        0a 19 89 80 80 74 68 65 20 63 61 75 73 65 20 61 20 72 65 61 64 20 6d 65 73 73 61 67 65 20 63 6f   ┆     the cause a read message co┆
0x0acc0…0ace0        6e 74 61 69 6e 69 6e 67 20 74 68 65 20 73 65 6c 65 63 74 69 6f 6e 20 74 6f 20 62 65 20 0a 19 89   ┆ntaining the selection to be    ┆
0x0ace0…0ad00        80 80 74 72 61 6e 73 6d 69 74 74 65 64 20 74 6f 20 74 68 65 20 68 6f 73 74 20 63 6f 6d 70 75 74   ┆  transmitted to the host comput┆
0x0ad00…0ad20        65 72 2e 20 54 68 65 20 63 75 72 73 6f 72 2d 73 65 6c 65 63 74 20 6b 65 79 20 0a 19 89 80 80 69   ┆er. The cursor-select key      i┆
0x0ad20…0ad40        73 20 6f 70 65 72 61 74 65 64 20 62 79 20 70 6f 73 69 74 69 6f 6e 69 6e 67 20 74 68 65 20 63 75   ┆s operated by positioning the cu┆
0x0ad40…0ad60        72 73 6f 72 20 77 69 74 68 69 6e 20 61 20 66 69 65 6c 64 20 0a 19 89 80 80 66 6f 72 6d 61 74 74   ┆rsor within a field      formatt┆
0x0ad60…0ad80        65 64 20 66 6f 72 20 63 75 72 73 6f 72 2d 73 65 6c 65 63 74 20 6b 65 79 20 6f 70 65 72 61 74 69   ┆ed for cursor-select key operati┆
0x0ad80…0ada0        6f 6e 73 20 61 6e 64 20 70 72 65 73 73 69 6e 67 20 0a 19 89 80 80 74 68 65 20 43 55 52 53 52 20   ┆ons and pressing      the CURSR ┆
0x0ada0…0adc0        53 45 4c 43 54 20 6b 65 79 2e 0d 0a 0d 0a 0d 0a a1 b0 a1 34 2e 36 2e 32 20 20 20 20 43 75 72 73   ┆SELCT key.         4.6.2    Curs┆
0x0adc0…0ade0        6f 72 20 53 65 6c 65 63 74 61 62 6c 65 20 46 69 65 6c 64 20 46 6f 72 6d 61 74 0d 0a 0d 0a 20 20   ┆or Selectable Field Format      ┆
0x0ade0…0ae00        20 20 20 20 20 20 20 84 41 20 66 69 65 6c 64 20 74 6f 20 62 65 20 75 73 65 64 20 66 6f 72 20 63   ┆        A field to be used for c┆
0x0ae00…0ae20 (87,)  75 72 73 6f 72 2d 73 65 6c 65 63 74 20 6b 65 79 20 6f 70 65 72 61 74 69 6f 6e 73 20 6d 75 73 74   ┆ursor-select key operations must┆
0x0ae20…0ae40        20 0a 19 89 80 80 68 61 76 65 20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 66 6f 72 6d 61 74 3a   ┆      have the following format:┆
0x0ae40…0ae60        0d 0a 0d 0a 20 20 20 20 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d   ┆        ------------------------┆
0x0ae60…0ae80        2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d   ┆--------------------------------┆
0x0ae80…0aea0        2d 0d 0a 20 20 20 20 20 64 61 74 61 31 20 21 20 53 50 53 50 53 50 20 21 20 61 74 74 72 31 20 21   ┆-       data1 ! SPSPSP ! attr1 !┆
0x0aea0…0aec0        20 64 65 73 69 67 20 21 20 64 61 74 61 32 20 21 20 53 50 53 50 53 50 20 21 20 61 74 74 72 32 20   ┆ desig ! data2 ! SPSPSP ! attr2 ┆
0x0aec0…0aee0        0d 0a 20 20 20 20 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d   ┆      --------------------------┆
0x0aee0…0af00        2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 0d   ┆------------------------------- ┆
0x0af00…0af20        0a 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 21 20 63 75 72 73 6f 72 20 73 65   ┆                     ! cursor se┆
0x0af20…0af40        6c 65 63 74 61 62 6c 65 20 66 69 65 6c 64 20 66 6f 72 6d 61 74 20 21 0d 0a 0d 0a 20 20 20 20 20   ┆lectable field format !         ┆
0x0af40…0af60        20 20 20 20 64 61 74 61 31 3a 20 20 20 84 44 61 74 61 20 63 68 61 72 61 63 74 65 72 20 28 70 72   ┆    data1:    Data character (pr┆
0x0af60…0af80        65 63 65 64 69 6e 67 20 66 69 65 6c 64 20 6f 6e 20 74 68 65 20 73 61 6d 65 20 0a 19 92 80 80 6c   ┆eceding field on the same      l┆
0x0af80…0afa0        69 6e 65 20 61 73 20 74 68 65 20 63 75 72 73 6f 72 20 73 65 6c 65 63 74 61 62 6c 65 20 66 69 65   ┆ine as the cursor selectable fie┆
0x0afa0…0afc0        6c 64 29 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 53 50 53 50 53 50 3a 20 20 84 53 70 61 63 65   ┆ld).             SPSPSP:   Space┆
0x0afc0…0afe0        20 6f 72 20 6e 75 6c 6c 20 63 68 61 72 61 63 74 65 72 73 2e 20 54 68 72 65 65 20 73 75 63 68 20   ┆ or null characters. Three such ┆
0x0afe0…0b000        63 68 61 72 61 63 74 65 72 73 20 0a 19 92 80 80 6d 75 73 74 20 70 72 65 63 65 64 65 20 74 68 65   ┆characters      must precede the┆
0x0b000…0b020 (88,)  20 61 74 74 72 69 62 75 74 65 20 63 68 61 72 61 63 74 65 72 20 64 65 66 69 6e 69 6e 67 20 0a 19   ┆ attribute character defining   ┆
0x0b020…0b040        92 80 80 74 68 65 20 63 75 72 73 6f 72 20 73 65 6c 65 63 74 61 62 6c 65 20 66 69 65 6c 64 2c 20   ┆   the cursor selectable field, ┆
0x0b040…0b060        75 6e 6c 65 73 73 20 74 68 65 20 61 74 74 72 69 80 0a 19 92 80 80 62 75 74 65 20 63 68 61 72 61   ┆unless the attri      bute chara┆
0x0b060…0b080        63 74 65 72 20 69 73 20 74 68 65 20 66 69 72 73 74 20 63 68 61 72 61 63 74 65 72 20 6f 6e 20 74   ┆cter is the first character on t┆
0x0b080…0b0a0        68 65 20 0a 19 92 80 80 6c 69 6e 65 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 61 74 74 72 31 3a   ┆he      line.             attr1:┆
0x0b0a0…0b0c0        20 20 20 84 41 74 74 72 69 62 75 74 65 20 63 68 61 72 61 63 74 65 72 20 28 73 65 65 20 63 68 61   ┆    Attribute character (see cha┆
0x0b0c0…0b0e0        70 74 65 72 20 32 29 2e 20 54 68 65 20 61 74 74 72 69 80 0a 19 92 80 80 62 75 74 65 20 63 68 61   ┆pter 2). The attri      bute cha┆
0x0b0e0…0b100        72 61 63 74 65 72 20 64 65 66 69 6e 65 73 20 74 68 65 20 66 69 65 6c 64 20 61 73 20 63 75 72 73   ┆racter defines the field as curs┆
0x0b100…0b120        6f 72 20 0a 19 92 80 80 73 65 6c 65 63 74 61 62 6c 65 20 28 6e 6f 72 6d 61 6c 20 64 69 73 70 6c   ┆or      selectable (normal displ┆
0x0b120…0b140        61 79 29 20 6f 72 20 69 6e 74 65 6e 73 69 66 69 65 64 20 0a 19 92 80 80 64 69 73 70 6c 61 79 20   ┆ay) or intensified      display ┆
0x0b140…0b160        61 6e 64 20 63 75 72 73 6f 72 20 73 65 6c 65 63 74 61 62 6c 65 2e 20 54 68 65 20 66 69 65 6c 64   ┆and cursor selectable. The field┆
0x0b160…0b180        20 6d 61 79 20 62 65 20 0a 19 92 80 80 61 6e 20 69 6e 70 75 74 20 66 69 65 6c 64 20 6f 72 20 61   ┆ may be      an input field or a┆
0x0b180…0b1a0        20 70 72 6f 74 65 63 74 65 64 20 66 69 65 6c 64 2e 20 41 20 63 75 72 73 6f 72 20 0a 19 92 80 80   ┆ protected field. A cursor      ┆
0x0b1a0…0b1c0        73 65 6c 65 63 74 61 62 6c 65 20 66 69 65 6c 64 20 69 73 20 74 68 65 20 65 71 75 69 76 61 6c 65   ┆selectable field is the equivale┆
0x0b1c0…0b1e0        6e 74 20 6f 66 20 61 6e 20 49 42 4d 20 0a 19 92 80 80 73 65 6c 65 63 74 6f 72 2d 70 65 6e 20 64   ┆nt of an IBM      selector-pen d┆
0x0b1e0…0b200        65 74 65 63 74 61 62 6c 65 20 28 53 50 44 29 20 66 69 65 6c 64 2e 0d 0a 0d 0a 20 20 20 20 20 20   ┆etectable (SPD) field.          ┆
0x0b200…0b220 (89,)  20 20 20 64 65 73 69 67 3a 20 20 20 84 44 65 73 69 67 6e 61 74 6f 72 20 63 68 61 72 61 63 74 65   ┆   desig:    Designator characte┆
0x0b220…0b240        72 20 28 73 65 65 20 73 75 62 73 65 63 74 69 6f 6e 20 34 2e 36 2e 33 29 2e 0d 0a 0d 0a 20 20 20   ┆r (see subsection 4.6.3).       ┆
0x0b240…0b260        20 20 20 20 20 20 64 61 74 61 32 3a 20 20 20 84 44 69 73 70 6c 61 79 65 64 20 61 6c 70 68 61 6d   ┆      data2:    Displayed alpham┆
0x0b260…0b280        65 72 69 63 20 63 68 61 72 61 63 74 65 72 28 73 29 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 53   ┆eric character(s).             S┆
0x0b280…0b2a0        50 53 50 53 50 3a 20 20 84 53 70 61 63 65 20 6f 72 20 6e 75 6c 6c 20 63 68 61 72 61 63 74 65 72   ┆PSPSP:   Space or null character┆
0x0b2a0…0b2c0        73 2e 20 54 68 72 65 65 20 73 75 63 68 20 63 68 61 72 61 63 74 65 72 73 20 0a 19 92 80 80 6d 75   ┆s. Three such characters      mu┆
0x0b2c0…0b2e0        73 74 20 70 72 65 63 65 64 65 20 61 20 6e 65 77 20 66 69 65 6c 64 20 66 6f 6c 6f 77 69 6e 67 20   ┆st precede a new field folowing ┆
0x0b2e0…0b300        6f 6e 20 74 68 65 20 73 61 6d 65 20 0a 19 92 80 80 6c 69 6e 65 20 61 73 20 74 68 65 20 63 75 72   ┆on the same      line as the cur┆
0x0b300…0b320        73 6f 72 20 73 65 6c 65 63 74 61 62 6c 65 20 66 69 65 6c 64 2e 0d 0a 0d 0a 20 20 20 20 20 20 20   ┆sor selectable field.           ┆
0x0b320…0b340        20 20 61 74 74 72 32 3a 20 20 20 84 41 74 74 72 69 62 75 74 65 20 63 68 61 72 61 63 74 65 72 20   ┆  attr2:    Attribute character ┆
0x0b340…0b360        28 73 75 63 63 65 65 64 69 6e 67 20 66 69 65 6c 64 20 6f 6e 20 74 68 65 20 0a 19 92 80 80 73 61   ┆(succeeding field on the      sa┆
0x0b360…0b380        6d 65 20 6c 69 6e 65 20 61 73 20 74 68 65 20 63 75 72 73 6f 72 20 73 65 6c 65 63 74 61 62 6c 65   ┆me line as the cursor selectable┆
0x0b380…0b3a0        20 66 69 65 6c 64 29 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 54 68 65 20 61 74 74 72 69 62   ┆ field).              The attrib┆
0x0b3a0…0b3c0        75 74 65 20 63 68 61 72 61 63 74 65 72 2c 20 64 65 73 69 67 6e 61 74 6f 72 20 63 68 61 72 61 63   ┆ute character, designator charac┆
0x0b3c0…0b3e0        74 65 72 2c 20 61 6e 64 20 0a 19 89 80 80 64 69 73 70 6c 61 79 65 64 20 61 6c 70 68 61 6d 65 72   ┆ter, and      displayed alphamer┆
0x0b3e0…0b400        69 63 20 63 68 61 72 61 63 74 65 72 28 73 29 20 6d 75 73 74 20 62 65 20 6f 6e 20 74 68 65 20 73   ┆ic character(s) must be on the s┆
0x0b400…0b420 (90,)  61 6d 65 20 0a 19 89 80 80 6c 69 6e 65 2e 20 53 68 6f 75 6c 64 20 74 68 65 20 66 69 65 6c 64 20   ┆ame      line. Should the field ┆
0x0b420…0b440        65 78 74 65 6e 64 20 62 65 79 6f 6e 64 20 6f 6e 65 20 6c 69 6e 65 2c 20 6f 6e 6c 79 20 74 68 61   ┆extend beyond one line, only tha┆
0x0b440…0b460        74 20 0a 19 89 80 80 70 61 72 74 20 6f 66 20 74 68 65 20 66 69 65 6c 64 20 77 68 69 63 68 20 69   ┆t      part of the field which i┆
0x0b460…0b480        73 20 6f 6e 20 74 68 65 20 73 61 6d 65 20 6c 69 6e 65 20 61 73 20 74 68 65 20 0a 19 89 80 80 61   ┆s on the same line as the      a┆
0x0b480…0b4a0        74 74 72 69 62 75 74 65 20 63 68 61 72 61 63 74 65 72 20 69 73 20 63 75 72 73 6f 72 20 73 65 6c   ┆ttribute character is cursor sel┆
0x0b4a0…0b4c0        65 63 74 61 62 6c 65 2e 20 41 20 6d 61 78 69 6d 75 6d 20 6f 66 20 0a 19 89 80 80 31 32 20 63 75   ┆ectable. A maximum of      12 cu┆
0x0b4c0…0b4e0        72 73 6f 72 20 73 65 6c 65 63 74 61 62 6c 65 20 66 69 65 6c 64 73 20 6d 61 79 20 70 72 65 63 65   ┆rsor selectable fields may prece┆
0x0b4e0…0b500        64 65 20 74 68 65 20 6c 61 73 74 20 63 75 72 73 6f 72 20 0a 19 89 80 80 73 65 6c 65 63 74 61 62   ┆de the last cursor      selectab┆
0x0b500…0b51b        6c 65 20 66 69 65 6c 64 20 6f 6e 20 61 20 67 69 76 65 6e 20 6c 69 6e 65 2e 0d 0a                  ┆le field on a given line.  ┆
0x0b51b…0b51e        FormFeed {
0x0b51b…0b51e          0c 80 ba                                                                                          ┆   ┆
0x0b51b…0b51e        }
0x0b51e…0b520        0a b0                                                                                             ┆  ┆
0x0b520…0b540        a1 34 2e 36 2e 33 20 20 20 20 44 65 73 69 67 6e 61 74 6f 72 20 43 68 61 72 61 63 74 65 72 73 0d   ┆ 4.6.3    Designator Characters ┆
0x0b540…0b560        0a 0d 0a 20 20 20 20 20 20 20 20 20 84 54 68 65 20 65 66 66 65 63 74 20 6f 66 20 74 68 65 20 63   ┆             The effect of the c┆
0x0b560…0b580        75 72 73 6f 72 20 73 65 6c 65 63 74 69 6f 6e 2c 20 69 2e 65 2e 20 70 72 65 73 73 69 6e 67 20 74   ┆ursor selection, i.e. pressing t┆
0x0b580…0b5a0        68 65 20 0a 19 89 80 80 43 55 52 53 52 20 53 45 4c 43 54 20 6b 65 79 20 61 66 74 65 72 20 68 61   ┆he      CURSR SELCT key after ha┆
0x0b5a0…0b5c0        76 69 6e 67 20 70 6f 73 69 74 69 6f 6e 65 64 20 74 68 65 20 63 75 72 73 6f 72 20 0a 19 89 80 80   ┆ving positioned the cursor      ┆
0x0b5c0…0b5e0        77 69 74 68 69 6e 20 61 20 63 75 72 73 6f 72 20 73 65 6c 65 63 74 61 62 6c 65 20 66 69 65 6c 64   ┆within a cursor selectable field┆
0x0b5e0…0b600        2c 20 69 73 20 64 65 74 65 72 6d 69 6e 65 64 20 62 79 20 74 68 65 20 0a 19 89 80 80 64 65 73 69   ┆, is determined by the      desi┆
0x0b600…0b620 (91,)  67 6e 61 74 6f 72 20 63 68 61 72 61 63 74 65 72 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 41   ┆gnator character.              A┆
0x0b620…0b640        20 71 75 65 73 74 69 6f 6e 20 6d 61 72 6b 20 28 3f 29 20 64 65 73 69 67 6e 61 74 6f 72 20 63 68   ┆ question mark (?) designator ch┆
0x0b640…0b660        61 72 61 63 74 65 72 20 64 65 66 69 6e 65 73 20 74 68 65 20 0a 19 89 80 80 63 75 72 73 6f 72 20   ┆aracter defines the      cursor ┆
0x0b660…0b680        73 65 6c 65 63 74 61 62 6c 65 20 66 69 65 6c 64 20 61 73 20 61 20 73 65 6c 65 63 74 69 6f 6e 20   ┆selectable field as a selection ┆
0x0b680…0b6a0        66 69 65 6c 64 2e 20 43 75 72 73 6f 72 20 0a 19 89 80 80 73 65 6c 65 63 74 69 6f 6e 20 6f 66 20   ┆field. Cursor      selection of ┆
0x0b6a0…0b6c0        73 75 63 68 20 61 20 66 69 65 6c 64 20 73 65 74 73 20 74 68 65 20 4d 44 54 20 6f 66 20 74 68 65   ┆such a field sets the MDT of the┆
0x0b6c0…0b6e0        20 66 69 65 6c 64 2c 20 61 6e 64 20 0a 19 89 80 80 63 68 61 6e 67 65 73 20 74 68 65 20 64 69 73   ┆ field, and      changes the dis┆
0x0b6e0…0b700        70 6c 61 79 65 64 20 64 65 73 69 67 6e 61 74 6f 72 20 63 68 61 72 61 63 74 65 72 20 74 6f 20 61   ┆played designator character to a┆
0x0b700…0b720        20 67 72 65 61 74 65 72 2d 0a 19 89 80 80 74 68 61 6e 20 73 69 67 6e 20 28 3e 29 20 74 6f 20 69   ┆ greater-     than sign (>) to i┆
0x0b720…0b740        6e 64 69 63 61 74 65 20 73 75 63 63 65 73 73 66 75 6c 20 73 65 6c 65 63 74 69 6f 6e 2e 20 43 75   ┆ndicate successful selection. Cu┆
0x0b740…0b760        72 73 6f 72 20 0a 19 89 80 80 73 65 6c 65 63 74 69 6f 6e 20 6f 66 20 74 68 65 20 73 61 6d 65 20   ┆rsor      selection of the same ┆
0x0b760…0b780        66 69 65 6c 64 20 61 67 61 69 6e 20 77 69 6c 6c 20 72 65 73 65 74 20 74 68 65 20 4d 44 54 20 61   ┆field again will reset the MDT a┆
0x0b780…0b7a0        6e 64 20 0a 19 89 80 80 63 68 61 6e 67 65 20 74 68 65 20 64 65 73 69 67 6e 61 74 6f 72 20 63 68   ┆nd      change the designator ch┆
0x0b7a0…0b7c0        61 72 61 63 74 65 72 20 62 61 63 6b 20 74 6f 20 61 20 71 75 65 73 74 69 6f 6e 20 6d 61 72 6b 2e   ┆aracter back to a question mark.┆
0x0b7c0…0b7e0        0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 41 20 73 70 61 63 65 20 6f 72 20 6e 75 6c 6c 20 64 65   ┆              A space or null de┆
0x0b7e0…0b800        73 69 67 6e 61 74 6f 72 20 63 68 61 72 61 63 74 65 72 20 28 64 69 73 70 6c 61 79 65 64 20 61 73   ┆signator character (displayed as┆
0x0b800…0b820 (92,)  20 61 20 0a 19 89 80 80 62 6c 61 6e 6b 29 20 64 65 66 69 6e 65 73 20 74 68 65 20 63 75 72 73 6f   ┆ a      blank) defines the curso┆
0x0b820…0b840        72 20 73 65 6c 65 63 74 61 62 6c 65 20 66 69 65 6c 64 20 61 73 20 61 6e 20 61 74 74 72 69 80 0a   ┆r selectable field as an attri  ┆
0x0b840…0b860        19 89 80 80 62 75 74 65 20 66 69 65 6c 64 20 61 73 20 61 6e 20 61 74 74 65 6e 74 69 6f 6e 20 66   ┆    bute field as an attention f┆
0x0b860…0b880        69 65 6c 64 2e 20 43 75 72 73 6f 72 20 73 65 6c 65 63 74 69 6f 6e 20 6f 66 20 0a 19 89 80 80 73   ┆ield. Cursor selection of      s┆
0x0b880…0b8a0        75 63 68 20 61 20 66 69 65 6c 64 20 73 65 74 73 20 74 68 65 20 4d 44 54 20 6f 66 20 74 68 65 20   ┆uch a field sets the MDT of the ┆
0x0b8a0…0b8c0        66 69 65 6c 64 2c 20 61 6e 64 20 67 65 6e 65 72 61 74 65 73 20 61 20 0a 19 89 80 80 64 61 74 61   ┆field, and generates a      data┆
0x0b8c0…0b8e0        20 61 74 74 65 6e 74 69 6f 6e 20 28 41 49 44 20 63 6f 64 65 20 37 45 20 69 6e 20 68 65 78 61 64   ┆ attention (AID code 7E in hexad┆
0x0b8e0…0b900        65 63 69 6d 61 6c 29 2e 20 54 68 65 20 72 65 61 64 20 0a 19 89 80 80 6d 6f 64 69 66 69 65 64 20   ┆ecimal). The read      modified ┆
0x0b900…0b920        73 74 72 69 6e 67 20 69 6e 20 74 68 65 20 72 65 73 70 6f 6e 73 65 20 62 6f 64 79 20 6f 66 20 74   ┆string in the response body of t┆
0x0b920…0b940        68 65 20 72 65 61 64 20 6d 65 73 73 61 67 65 20 0a 19 89 80 80 77 69 6c 6c 20 63 6f 6e 74 61 69   ┆he read message      will contai┆
0x0b940…0b960        6e 20 6f 6e 6c 79 20 74 68 65 20 61 64 64 72 65 73 73 20 6f 66 20 65 61 63 68 20 6d 6f 64 69 66   ┆n only the address of each modif┆
0x0b960…0b980        69 65 64 20 66 69 65 6c 64 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 41 6e 20 61 6d 70 65 72   ┆ied field.              An amper┆
0x0b980…0b9a0        73 61 6e 64 20 28 26 29 20 64 65 73 69 67 6e 61 74 6f 72 20 63 68 61 72 61 63 74 65 72 20 64 65   ┆sand (&) designator character de┆
0x0b9a0…0b9c0        66 69 6e 65 73 20 74 68 65 20 63 75 72 73 6f 72 20 0a 19 89 80 80 73 65 6c 63 74 61 62 6c 65 20   ┆fines the cursor      selctable ┆
0x0b9c0…0b9e0        66 69 65 6c 64 20 61 73 20 61 6e 20 61 74 74 65 6e 74 69 6f 6e 20 66 69 65 6c 64 20 6f 66 20 61   ┆field as an attention field of a┆
0x0b9e0…0ba00        20 73 65 63 6f 6e 64 20 74 79 70 65 2e 20 0a 19 89 80 80 43 75 72 73 6f 72 20 73 65 6c 65 63 74   ┆ second type.      Cursor select┆
0x0ba00…0ba20 (93,)  69 6f 6e 20 6f 66 20 73 75 63 68 20 66 69 65 6c 64 20 73 65 74 73 20 74 68 65 20 4d 44 54 20 6f   ┆ion of such field sets the MDT o┆
0x0ba20…0ba40        66 20 74 68 65 20 0a 19 89 80 80 66 69 65 6c 64 2c 20 61 6e 64 20 67 65 6e 65 72 61 74 65 73 20   ┆f the      field, and generates ┆
0x0ba40…0ba60        61 20 64 61 74 61 20 61 74 74 65 6e 74 69 6f 6e 20 28 41 49 44 20 63 6f 64 65 20 37 44 20 69 6e   ┆a data attention (AID code 7D in┆
0x0ba60…0ba80        20 0a 19 89 80 80 68 65 78 61 64 65 63 69 6d 61 6c 29 20 61 73 20 69 66 20 74 68 65 20 53 45 4e   ┆      hexadecimal) as if the SEN┆
0x0ba80…0baa0        44 20 6b 65 79 20 68 61 64 20 62 65 65 6e 20 70 72 65 73 73 65 64 2e 0d 0a 0d 0a 20 20 20 20 20   ┆D key had been pressed.         ┆
0x0baa0…0bac0        20 20 20 20 b0 84 4e 6f 74 65 e1 f0 20 74 68 61 74 2c 20 69 66 20 6e 6f 6e 65 20 6f 66 20 74 68   ┆      Note   that, if none of th┆
0x0bac0…0bae0        65 20 61 62 6f 76 65 20 63 68 61 72 61 63 74 65 72 73 20 69 73 20 70 72 65 73 65 6e 74 20 69 6e   ┆e above characters is present in┆
0x0bae0…0bb00        20 0a 19 89 81 80 74 68 65 20 73 65 63 6f 6e 64 20 63 68 61 72 61 63 74 65 72 20 70 6f 73 69 74   ┆      the second character posit┆
0x0bb00…0bb20        69 6f 6e 20 6f 66 20 61 20 63 75 72 73 6f 72 2d 73 65 6c 65 63 74 65 64 20 0a 19 89 81 80 66 69   ┆ion of a cursor-selected      fi┆
0x0bb20…0bb40        65 6c 64 2c 20 74 68 65 20 6b 65 79 62 6f 61 72 64 20 77 69 6c 6c 20 73 6f 75 6e 64 20 61 6e 20   ┆eld, the keyboard will sound an ┆
0x0bb40…0bb4a        61 6c 61 72 6d 2e 0d 0a 0d 0a                                                                     ┆alarm.    ┆
0x0bb4a…0bb4d        FormFeed {
0x0bb4a…0bb4d          0c 80 a1                                                                                          ┆   ┆
0x0bb4a…0bb4d        }
0x0bb4d…0bb60        0a b0 a1 35 2e 20 20 20 20 20 20 20 50 52 49 4e 54 45 52                                          ┆   5.       PRINTER┆
0x0bb60…0bb80        20 46 55 4e 43 54 49 4f 4e 53 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 41 20 70 72 69 6e 74 65   ┆ FUNCTIONS              A printe┆
0x0bb80…0bba0        72 20 63 61 6e 20 62 65 20 61 74 74 61 63 68 65 64 20 76 69 61 20 61 20 73 65 72 69 61 6c 20 56   ┆r can be attached via a serial V┆
0x0bba0…0bbc0        2e 32 34 20 69 6e 74 65 72 66 61 63 65 20 74 6f 20 0a 19 89 80 80 65 61 63 68 20 74 65 72 6d 69   ┆.24 interface to      each termi┆
0x0bbc0…0bbe0        6e 61 6c 20 69 6e 20 61 6e 20 52 43 38 35 35 20 63 6c 75 73 74 65 72 2c 20 61 73 20 64 65 73 63   ┆nal in an RC855 cluster, as desc┆
0x0bbe0…0bc00        72 69 62 65 64 20 69 6e 20 0a 19 89 80 80 73 65 63 74 69 6f 6e 20 31 2e 32 2e 20 54 68 65 20 70   ┆ribed in      section 1.2. The p┆
0x0bc00…0bc20 (94,)  61 72 61 6d 65 74 65 72 73 20 64 65 66 69 6e 65 64 20 62 79 20 6d 65 61 6e 73 20 6f 66 20 74 68   ┆arameters defined by means of th┆
0x0bc20…0bc40        65 20 0a 19 89 80 80 63 6f 6e 66 69 67 75 72 61 74 6f 72 20 70 72 6f 67 72 61 6d 20 69 6e 63 6c   ┆e      configurator program incl┆
0x0bc40…0bc60        75 64 65 20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 66 6f 72 20 61 6e 20 61 74 80 0a 19 89 80   ┆ude the following for an at     ┆
0x0bc60…0bc80        80 74 61 63 68 65 64 20 70 72 69 6e 74 65 72 3a 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 6f 20 20   ┆ tached printer:             o  ┆
0x0bc80…0bca0        84 50 72 69 6e 74 65 72 20 64 65 76 69 63 65 20 6e 75 6d 62 65 72 20 28 30 20 77 68 65 6e 20 6e   ┆ Printer device number (0 when n┆
0x0bca0…0bcc0        6f 20 70 72 69 6e 74 65 72 20 69 73 20 61 74 80 0a 19 8c 80 80 74 61 63 68 65 64 29 2e 0d 0a 20   ┆o printer is at      tached).   ┆
0x0bcc0…0bce0        20 20 20 20 20 20 20 20 6f 20 20 84 42 69 74 20 72 61 74 65 20 6f 66 20 74 72 61 6e 73 6d 69 73   ┆        o   Bit rate of transmis┆
0x0bce0…0bd00        73 69 6f 6e 20 74 6f 20 74 68 65 20 70 72 69 6e 74 65 72 3a 20 31 31 30 2c 20 33 30 30 2c 20 0a   ┆sion to the printer: 110, 300,  ┆
0x0bd00…0bd20        19 8c 80 80 36 30 30 2c 20 31 32 30 30 2c 20 32 34 30 30 2c 20 34 38 30 30 2c 20 6f 72 20 39 36   ┆    600, 1200, 2400, 4800, or 96┆
0x0bd20…0bd40        30 30 20 62 70 73 2e 0d 0a 20 20 20 20 20 20 20 20 20 6f 20 20 84 46 6f 72 6d 61 74 20 6f 66 20   ┆00 bps.           o   Format of ┆
0x0bd40…0bd60        63 68 61 72 61 63 74 65 72 73 20 74 72 61 6e 73 6d 69 74 74 65 64 20 74 6f 20 74 68 65 20 70 72   ┆characters transmitted to the pr┆
0x0bd60…0bd80        69 6e 74 65 72 2c 20 65 2e 67 2e 20 0a 19 8c 80 80 65 76 65 6e 20 70 61 72 69 74 79 2c 20 74 77   ┆inter, e.g.      even parity, tw┆
0x0bd80…0bda0        6f 20 73 74 6f 70 20 62 69 74 73 2e 0d 0a 20 20 20 20 20 20 20 20 20 6f 20 20 84 4d 61 78 69 6d   ┆o stop bits.           o   Maxim┆
0x0bda0…0bdc0        75 6d 20 70 72 69 6e 74 20 6c 69 6e 65 3a 20 75 70 20 74 6f 20 31 33 32 20 63 68 61 72 61 63 74   ┆um print line: up to 132 charact┆
0x0bdc0…0bde0        65 72 73 20 69 6e 20 6c 65 6e 67 74 68 2e 0d 0a 20 20 20 20 20 20 20 20 20 6f 20 20 84 50 72 69   ┆ers in length.           o   Pri┆
0x0bde0…0be00        6e 74 69 6e 67 20 6d 6f 64 65 3a 20 66 75 6c 6c 2d 69 6d 61 67 65 20 6f 72 20 63 6f 6d 70 72 65   ┆nting mode: full-image or compre┆
0x0be00…0be20 (95,)  73 73 65 64 2c 20 69 2e 65 2e 20 77 68 65 74 68 65 72 20 0a 19 8c 80 80 64 69 73 70 6c 61 79 20   ┆ssed, i.e. whether      display ┆
0x0be20…0be40        73 63 72 65 65 6e 20 69 6d 61 67 65 73 20 61 72 65 20 74 6f 20 62 65 20 70 72 69 6e 74 65 64 20   ┆screen images are to be printed ┆
0x0be40…0be60        77 69 74 68 20 6f 72 20 0a 19 8c 80 80 77 69 74 68 6f 75 74 20 61 6c 6c 2d 6e 75 6c 6c 20 6c 69   ┆with or      without all-null li┆
0x0be60…0be80        6e 65 73 20 61 6e 64 20 66 6f 72 6d 20 66 65 65 64 20 63 68 61 72 61 63 74 65 72 73 2e 0d 0a 0d   ┆nes and form feed characters.   ┆
0x0be80…0bea0        0a 20 20 20 20 20 20 20 20 20 b0 84 4e 6f 74 65 e1 f0 20 74 68 61 74 20 74 68 65 20 61 62 6f 76   ┆            Note   that the abov┆
0x0bea0…0bec0        65 20 70 61 72 61 6d 65 74 65 72 73 20 61 70 70 6c 79 20 74 6f 20 74 68 65 20 70 72 69 6e 74 65   ┆e parameters apply to the printe┆
0x0bec0…0bee0        72 20 0a 19 89 81 80 77 68 69 63 68 20 69 73 20 70 68 79 73 69 63 61 6c 6c 79 20 61 74 74 61 63   ┆r      which is physically attac┆
0x0bee0…0bf00        68 65 64 20 74 6f 20 74 68 65 20 74 65 72 6d 69 6e 61 6c 2c 20 61 6e 64 20 74 68 61 74 20 0a 19   ┆hed to the terminal, and that   ┆
0x0bf00…0bf20        89 81 80 74 68 65 20 74 65 72 6d 69 6e 61 6c 20 6d 75 73 74 20 62 65 20 72 75 6e 6e 69 6e 67 20   ┆   the terminal must be running ┆
0x0bf20…0bf40        74 68 65 20 45 6d 75 6c 61 74 6f 72 20 69 6e 20 6f 72 64 65 72 20 66 6f 72 20 0a 19 89 81 80 74   ┆the Emulator in order for      t┆
0x0bf40…0bf60        68 65 20 70 72 69 6e 74 65 72 20 74 6f 20 62 65 20 75 73 65 64 20 28 65 2e 67 2e 20 62 79 20 61   ┆he printer to be used (e.g. by a┆
0x0bf60…0bf80        6e 6f 74 68 65 72 20 74 65 72 6d 69 6e 61 6c 20 61 73 20 69 74 73 20 0a 19 89 81 80 68 61 72 64   ┆nother terminal as its      hard┆
0x0bf80…0bfa0        2d 63 6f 70 79 20 70 72 69 6e 74 65 72 29 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 41 6e 20   ┆-copy printer).              An ┆
0x0bfa0…0bfc0        38 2d 62 69 74 20 63 6f 64 65 20 73 65 74 20 69 73 20 75 73 65 64 20 66 6f 72 20 70 72 69 6e 74   ┆8-bit code set is used for print┆
0x0bfc0…0bfe0        69 6e 67 20 6f 6e 20 70 72 69 6e 74 65 72 73 20 0a 19 89 80 80 61 74 74 61 63 68 65 64 20 76 69   ┆ing on printers      attached vi┆
0x0bfe0…0c000        61 20 61 20 73 65 72 69 61 6c 20 56 2e 32 34 20 69 6e 74 65 72 66 61 63 65 2e 0d 0a 0d 0a 0d 0a   ┆a a serial V.24 interface.      ┆
0x0c000…0c020 (96,)  a1 b0 a1 35 2e 31 20 20 20 20 20 20 50 72 69 6e 74 20 46 6f 72 6d 61 74 73 0d 0a 0d 0a 20 20 20   ┆   5.1      Print Formats       ┆
0x0c020…0c040        20 20 20 20 20 20 84 54 68 72 65 65 20 74 79 70 65 73 20 6f 66 20 70 72 69 6e 74 20 66 6f 72 6d   ┆       Three types of print form┆
0x0c040…0c060        61 74 73 20 63 61 6e 20 62 65 20 75 73 65 64 3a 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 6f 20 84   ┆ats can be used:             o  ┆
0x0c060…0c080        54 72 61 6e 73 70 61 72 65 6e 74 20 66 6f 72 6d 61 74 73 20 77 69 74 68 20 61 20 6d 61 78 69 6d   ┆Transparent formats with a maxim┆
0x0c080…0c0a0        75 6d 20 70 72 69 6e 74 20 6c 69 6e 65 20 6c 65 6e 67 74 68 20 0a 19 8b 80 80 61 73 20 70 72 65   ┆um print line length      as pre┆
0x0c0a0…0c0c0        73 65 74 20 62 79 20 74 68 65 20 6d 61 78 69 6d 75 6d 20 70 72 69 6e 74 20 6c 69 6e 65 2c 20 6f   ┆set by the maximum print line, o┆
0x0c0c0…0c0e0        72 20 4d 50 4c 2c 20 70 61 72 61 6d 80 0a 19 8b 80 80 65 74 65 72 2e 20 4e 65 77 20 6c 69 6e 65   ┆r MPL, param      eter. New line┆
0x0c0e0…0c100        20 61 6e 64 20 6f 74 68 65 72 20 70 72 69 6e 74 65 72 20 63 6f 6e 74 72 6f 6c 20 63 68 61 72 61   ┆ and other printer control chara┆
0x0c100…0c120        63 74 65 72 73 20 0a 19 8b 80 80 63 61 6e 20 62 65 20 69 6e 73 65 72 74 65 64 20 69 6e 20 74 68   ┆cters      can be inserted in th┆
0x0c120…0c140        65 20 70 72 69 6e 74 65 72 20 62 75 66 66 65 72 20 74 6f 20 63 6f 6e 74 72 6f 6c 20 0a 19 8b 80   ┆e printer buffer to control     ┆
0x0c140…0c160        80 66 6f 72 6d 61 74 74 69 6e 67 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 6f 20 84 46 69 78 65   ┆ formatting.             o  Fixe┆
0x0c160…0c180        64 20 66 6f 72 6d 61 74 73 20 77 69 74 68 20 34 30 2c 36 34 2c 20 6f 72 20 38 30 20 63 68 61 72   ┆d formats with 40,64, or 80 char┆
0x0c180…0c1a0        61 63 74 65 72 73 20 70 65 72 20 6c 69 6e 65 2e 20 0a 19 8b 80 80 43 6f 6e 74 72 6f 6c 20 63 68   ┆acters per line.      Control ch┆
0x0c1a0…0c1c0        61 72 61 63 74 65 72 73 20 74 6f 20 63 61 75 73 65 20 74 68 65 20 70 72 69 6e 74 65 72 20 74 6f   ┆aracters to cause the printer to┆
0x0c1c0…0c1e0        20 6d 6f 76 65 20 74 6f 20 61 20 0a 19 8b 80 80 6e 65 77 20 6c 69 6e 65 20 61 72 65 20 67 65 6e   ┆ move to a      new line are gen┆
0x0c1e0…0c200        65 72 61 74 65 64 20 61 75 74 6f 6d 61 74 69 63 61 6c 6c 79 2e 20 4c 69 6d 69 74 65 64 20 73 75   ┆erated automatically. Limited su┆
0x0c200…0c220 (97,)  70 70 6f 72 74 20 0a 19 8b 80 80 69 73 20 70 72 6f 76 69 64 65 64 20 66 6f 72 20 70 72 69 6e 74   ┆pport      is provided for print┆
0x0c220…0c240        65 72 20 63 6f 6e 74 72 6f 6c 20 63 68 61 72 61 63 74 65 72 73 2e 0d 0a 0d 0a 20 20 20 20 20 20   ┆er control characters.          ┆
0x0c240…0c260        20 20 20 6f 20 50 72 69 6e 74 69 6e 67 20 75 6e 64 65 72 20 53 4e 41 20 53 43 53 20 63 6f 6e 74   ┆   o Printing under SNA SCS cont┆
0x0c260…0c280        72 6f 6c 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 52 65 67 61 72 64 6c 65 73 73 20 6f 66 20 74   ┆rol              Regardless of t┆
0x0c280…0c2a0        68 65 20 74 79 70 65 20 6f 66 20 70 72 69 6e 74 20 66 6f 72 6d 61 74 2c 20 61 74 74 72 69 62 75   ┆he type of print format, attribu┆
0x0c2a0…0c2c0        74 65 20 63 68 61 72 80 0a 19 89 80 80 61 63 74 65 72 73 20 61 6e 64 20 61 6c 6c 20 63 68 61 72   ┆te char      acters and all char┆
0x0c2c0…0c2e0        61 63 74 65 72 73 2c 20 69 6e 63 6c 75 64 69 6e 67 20 70 72 69 6e 74 65 72 20 63 6f 6e 74 72 6f   ┆acters, including printer contro┆
0x0c2e0…0c300        6c 20 0a 19 89 80 80 63 68 61 72 61 63 74 65 72 73 2c 20 77 68 69 63 68 20 6f 63 63 75 72 20 69   ┆l      characters, which occur i┆
0x0c300…0c320        6e 20 66 69 65 6c 64 73 20 77 69 74 68 20 74 68 65 20 6e 6f 6e 64 69 73 70 6c 61 79 20 0a 19 89   ┆n fields with the nondisplay    ┆
0x0c320…0c340        80 80 61 74 74 72 69 62 75 74 65 20 61 72 65 20 74 72 65 61 74 65 64 20 61 73 20 6e 75 6c 6c 73   ┆  attribute are treated as nulls┆
0x0c340…0c360        20 64 75 72 69 6e 67 20 61 20 70 72 69 6e 74 69 6e 67 20 6f 70 65 72 80 0a 19 89 80 80 61 74 69   ┆ during a printing oper      ati┆
0x0c360…0c380        6f 6e 2c 20 69 2e 65 2e 20 74 68 65 79 20 61 72 65 20 70 72 69 6e 74 65 64 20 61 73 20 62 6c 61   ┆on, i.e. they are printed as bla┆
0x0c380…0c3a0        6e 6b 20 70 6f 73 69 74 69 6f 6e 73 20 6f 72 20 0a 19 89 80 80 63 6f 6d 70 6c 65 74 65 6c 79 20   ┆nk positions or      completely ┆
0x0c3a0…0c3c0        73 75 70 70 72 65 73 73 65 64 2e 20 54 68 65 20 73 75 70 70 72 65 73 73 69 6f 6e 20 6f 66 20 61   ┆suppressed. The suppression of a┆
0x0c3c0…0c3e0        6c 6c 2d 6e 75 6c 6c 20 6c 69 6e 65 73 20 0a 19 89 80 80 6f 63 63 75 72 73 20 6f 6e 6c 79 20 77   ┆ll-null lines      occurs only w┆
0x0c3e0…0c400        68 65 6e 20 63 6f 6d 70 72 65 73 73 65 64 20 70 72 69 6e 74 69 6e 67 20 69 73 20 73 70 65 63 69   ┆hen compressed printing is speci┆
0x0c400…0c420 (98,)  66 69 65 64 20 62 79 20 74 68 65 20 0a 19 89 80 80 70 72 69 6e 74 69 6e 67 20 6d 6f 64 65 2c 20   ┆fied by the      printing mode, ┆
0x0c420…0c440        6f 72 20 50 4d 2c 20 70 61 72 61 6d 65 74 65 72 2c 20 77 68 69 63 68 20 69 73 20 61 70 70 6c 69   ┆or PM, parameter, which is appli┆
0x0c440…0c460        63 61 62 6c 65 20 0a 19 89 80 80 6f 6e 6c 79 20 74 6f 20 66 69 78 65 64 20 70 72 69 6e 74 20 66   ┆cable      only to fixed print f┆
0x0c460…0c480        6f 72 6d 61 74 73 20 61 6e 64 20 28 72 65 6d 6f 74 65 20 6f 72 20 6c 6f 63 61 6c 29 20 63 6f 70   ┆ormats and (remote or local) cop┆
0x0c480…0c498        79 80 0a 19 89 80 80 69 6e 67 20 6f 70 65 72 61 74 69 6f 6e 73 2e 0d 0a                           ┆y      ing operations.  ┆
0x0c498…0c49b        FormFeed {
0x0c498…0c49b          0c 80 b8                                                                                          ┆   ┆
0x0c498…0c49b        }
0x0c49b…0c4a0        0a 20 20 20 20                                                                                    ┆     ┆
0x0c4a0…0c4c0        20 20 20 20 20 84 49 6e 20 63 6f 6e 6a 75 6e 63 74 69 6f 6e 20 77 69 74 68 20 61 20 57 72 69 74   ┆      In conjunction with a Writ┆
0x0c4c0…0c4e0        65 2c 20 45 72 61 73 65 2f 57 72 69 74 65 2c 20 6f 72 20 43 6f 70 79 20 63 6f 6d 80 0a 19 89 80   ┆e, Erase/Write, or Copy com     ┆
0x0c4e0…0c500        80 6d 61 6e 64 2c 20 70 72 69 6e 74 65 72 20 63 6f 6e 74 72 6f 6c 20 63 68 61 72 61 63 74 65 72   ┆ mand, printer control character┆
0x0c500…0c520        73 20 63 61 6e 20 62 65 20 77 72 69 74 74 65 6e 20 61 73 20 64 61 74 61 20 0a 19 89 80 80 63 68   ┆s can be written as data      ch┆
0x0c520…0c540        61 72 61 63 74 65 72 73 20 69 6e 20 61 20 70 72 69 6e 74 65 72 20 62 75 66 66 65 72 2c 20 61 6e   ┆aracters in a printer buffer, an┆
0x0c540…0c560        64 20 73 74 6f 72 65 64 20 74 68 65 72 65 20 75 6e 74 69 6c 20 61 20 0a 19 89 80 80 70 72 69 6e   ┆d stored there until a      prin┆
0x0c560…0c580        74 69 6e 67 20 6f 70 65 72 61 74 69 6f 6e 20 62 65 67 69 6e 73 2e 20 50 72 69 6e 74 65 72 20 63   ┆ting operation begins. Printer c┆
0x0c580…0c5a0        6f 6e 74 72 6f 6c 20 63 68 61 72 61 63 74 65 72 73 20 0a 19 89 80 80 61 72 65 20 72 65 63 65 69   ┆ontrol characters      are recei┆
0x0c5a0…0c5c0        76 65 64 20 66 72 6f 6d 20 74 68 65 20 68 6f 73 74 20 63 6f 6d 70 75 74 65 72 20 61 73 20 45 42   ┆ved from the host computer as EB┆
0x0c5c0…0c5e0        43 44 49 43 20 63 68 61 72 80 0a 19 89 80 80 61 63 74 65 72 73 2e 20 54 68 65 73 65 20 63 68 61   ┆CDIC char      acters. These cha┆
0x0c5e0…0c600        72 61 63 74 65 72 73 20 61 72 65 3a 20 6e 65 77 20 6c 69 6e 65 20 28 4e 4c 29 2c 20 63 61 72 72   ┆racters are: new line (NL), carr┆
0x0c600…0c620 (99,)  69 61 67 65 20 0a 19 89 80 80 72 65 74 75 72 6e 20 28 43 52 29 2c 20 76 65 72 74 69 63 61 6c 20   ┆iage      return (CR), vertical ┆
0x0c620…0c640        74 61 62 75 6c 61 74 69 6f 6e 20 28 56 54 29 2c 20 66 6f 72 6d 20 66 65 65 64 20 28 46 46 29 2c   ┆tabulation (VT), form feed (FF),┆
0x0c640…0c660        20 0a 19 89 80 80 61 6e 64 20 65 6e 64 20 6f 66 20 6d 65 73 73 61 67 65 20 28 45 4d 29 2e 0d 0a   ┆      and end of message (EM).  ┆
0x0c660…0c680        0d 0a 20 20 20 20 20 20 20 20 20 84 54 68 65 20 67 65 6e 65 72 61 6c 20 65 66 66 65 63 74 2c 20   ┆            The general effect, ┆
0x0c680…0c6a0        69 66 20 61 6e 79 2c 20 6f 66 20 61 20 70 72 69 6e 74 65 72 20 63 6f 6e 74 72 6f 6c 20 63 68 61   ┆if any, of a printer control cha┆
0x0c6a0…0c6c0        72 80 0a 19 89 80 80 61 63 74 65 72 20 65 6e 63 6f 75 6e 74 65 72 65 64 20 69 6e 20 74 68 65 20   ┆r      acter encountered in the ┆
0x0c6c0…0c6e0        70 72 69 6e 74 65 72 20 62 75 66 66 65 72 20 64 75 72 69 6e 67 20 61 20 70 72 69 6e 74 80 0a 19   ┆printer buffer during a print   ┆
0x0c6e0…0c700        89 80 80 69 6e 67 20 6f 70 65 72 61 74 69 6f 6e 20 69 73 20 74 68 61 74 20 6f 6e 65 20 6f 72 20   ┆   ing operation is that one or ┆
0x0c700…0c720        6d 6f 72 65 20 63 6f 6e 74 72 6f 6c 20 63 68 61 72 61 63 74 65 72 73 20 61 72 65 20 0a 19 89 80   ┆more control characters are     ┆
0x0c720…0c740        80 67 65 6e 65 72 61 74 65 64 20 61 6e 64 20 73 65 6e 74 20 74 6f 20 74 68 65 20 70 72 69 6e 74   ┆ generated and sent to the print┆
0x0c740…0c760        65 72 2e 20 54 68 65 20 6c 61 74 74 65 72 20 63 6f 6e 74 72 6f 6c 20 0a 19 89 80 80 63 68 61 72   ┆er. The latter control      char┆
0x0c760…0c780        61 63 74 65 72 73 2c 20 77 68 69 63 68 20 61 72 65 20 37 2d 62 69 74 20 49 53 4f 20 63 68 61 72   ┆acters, which are 7-bit ISO char┆
0x0c780…0c7a0        61 63 74 65 72 73 20 28 73 65 65 20 61 70 70 65 6e 64 69 78 20 0a 19 89 80 80 46 29 2c 20 61 72   ┆acters (see appendix      F), ar┆
0x0c7a0…0c7c0        65 20 64 65 6e 6f 74 65 64 20 68 65 72 65 20 62 79 20 74 68 65 20 70 72 65 66 69 78 20 49 53 4f   ┆e denoted here by the prefix ISO┆
0x0c7c0…0c7e0        2d 20 69 6e 20 6f 72 64 65 72 20 74 6f 20 0a 19 89 80 80 64 69 73 74 69 6e 67 75 69 73 68 20 74   ┆- in order to      distinguish t┆
0x0c7e0…0c800        68 65 6d 20 66 72 6f 6d 20 74 68 65 69 72 20 45 42 43 44 49 43 20 63 6f 75 6e 74 65 72 70 61 72   ┆hem from their EBCDIC counterpar┆
0x0c800…0c820 (100,) 74 73 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 54 68 65 20 73 70 65 63 69 66 69 63 20 65 66   ┆ts.              The specific ef┆
0x0c820…0c840        66 65 63 74 73 20 6f 66 20 70 72 69 6e 74 65 72 20 63 6f 6e 74 72 6f 6c 20 63 68 61 72 61 63 74   ┆fects of printer control charact┆
0x0c840…0c860        65 72 73 20 0a 19 89 80 80 64 75 72 69 6e 67 20 61 20 70 72 69 6e 74 69 6e 67 20 6f 70 65 72 61   ┆ers      during a printing opera┆
0x0c860…0c880        74 69 6f 6e 20 64 65 70 65 6e 64 20 6f 6e 20 74 68 65 20 70 72 69 6e 74 20 66 6f 72 6d 61 74 2c   ┆tion depend on the print format,┆
0x0c880…0c8a0        20 0a 19 89 80 80 61 73 20 64 65 73 63 72 69 62 65 64 20 62 65 6c 6f 77 2e 0d 0a 0d 0a 0d 0a a1   ┆      as described below.       ┆
0x0c8a0…0c8c0        b0 a1 35 2e 31 2e 31 20 20 20 20 54 72 61 6e 73 70 61 72 65 6e 74 20 50 72 69 6e 74 20 46 6f 72   ┆  5.1.1    Transparent Print For┆
0x0c8c0…0c8e0        6d 61 74 73 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 4e 4c 20 20 84 43 61 75 73 65 73 20 74 68 65   ┆mats             NL   Causes the┆
0x0c8e0…0c900        20 63 61 72 72 69 61 67 65 20 72 65 74 75 72 6e 20 61 6e 64 20 6c 69 6e 65 20 66 65 65 64 20 63   ┆ carriage return and line feed c┆
0x0c900…0c920        68 61 72 61 63 74 65 72 73 20 0a 19 8d 80 80 28 49 53 4f 2d 43 52 20 61 6e 64 20 49 53 4f 2d 4c   ┆haracters      (ISO-CR and ISO-L┆
0x0c920…0c940        46 29 20 74 6f 20 62 65 20 67 65 6e 65 72 61 74 65 64 2e 20 49 66 20 4e 4c 20 28 6f 72 20 43 52   ┆F) to be generated. If NL (or CR┆
0x0c940…0c960        29 20 0a 19 8d 80 80 69 73 20 6d 69 73 73 69 6e 67 2c 20 49 53 4f 2d 43 52 20 61 6e 64 20 49 53   ┆)      is missing, ISO-CR and IS┆
0x0c960…0c980        4f 2d 4c 46 20 77 69 6c 6c 20 62 65 20 67 65 6e 65 72 61 74 65 64 20 0a 19 8d 80 80 61 75 74 6f   ┆O-LF will be generated      auto┆
0x0c980…0c9a0        6d 61 74 69 63 61 6c 6c 79 20 77 68 65 6e 20 74 68 65 20 6d 61 78 69 6d 75 6d 20 70 72 69 6e 74   ┆matically when the maximum print┆
0x0c9a0…0c9c0        20 6c 69 6e 65 20 6c 65 6e 67 74 68 20 69 73 20 0a 19 8d 80 80 61 74 74 61 63 68 65 64 2e 0d 0a   ┆ line length is      attached.  ┆
0x0c9c0…0c9e0        0d 0a 20 20 20 20 20 20 20 20 20 43 52 20 20 84 43 61 75 73 65 73 20 74 68 65 20 63 61 72 72 69   ┆           CR   Causes the carri┆
0x0c9e0…0ca00        61 67 65 20 72 65 74 75 72 6e 20 63 68 61 72 61 63 74 65 72 20 28 49 53 4f 2d 43 52 29 20 74 6f   ┆age return character (ISO-CR) to┆
0x0ca00…0ca20 (101,) 20 62 65 20 0a 19 8d 80 80 67 65 6e 65 72 61 74 65 64 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20   ┆ be      generated.             ┆
0x0ca20…0ca40        56 54 20 20 84 43 61 75 73 65 73 20 74 68 65 20 76 65 72 74 69 63 61 6c 20 74 61 62 75 6c 61 74   ┆VT   Causes the vertical tabulat┆
0x0ca40…0ca60        69 6f 6e 20 63 68 61 72 61 63 74 65 72 20 28 49 53 4f 2d 56 54 29 20 74 6f 20 0a 19 8d 80 80 62   ┆ion character (ISO-VT) to      b┆
0x0ca60…0ca80        65 20 67 65 6e 65 72 61 74 65 64 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 46 46 20 20 84 43 61   ┆e generated.             FF   Ca┆
0x0ca80…0caa0        75 73 65 73 20 74 68 65 20 66 6f 72 6d 20 66 65 65 64 20 63 68 61 72 61 63 74 65 72 20 28 49 53   ┆uses the form feed character (IS┆
0x0caa0…0cac0        4f 2d 46 46 29 20 74 6f 20 62 65 20 67 65 6e 65 72 80 0a 19 8d 80 80 61 74 65 64 2e 0d 0a 0d 0a   ┆O-FF) to be gener      ated.    ┆
0x0cac0…0cae0        20 20 20 20 20 20 20 20 20 45 4d 20 20 84 43 61 75 73 65 73 20 74 68 65 20 63 61 72 72 69 61 67   ┆         EM   Causes the carriag┆
0x0cae0…0cb00        65 20 72 65 74 75 72 6e 20 61 6e 64 20 6c 69 6e 65 20 66 65 65 64 20 63 68 61 72 61 63 74 65 72   ┆e return and line feed character┆
0x0cb00…0cb20        73 20 0a 19 8d 80 80 28 49 53 4f 2d 43 52 20 61 6e 64 20 49 53 4f 2d 4c 46 29 20 74 6f 20 62 65   ┆s      (ISO-CR and ISO-LF) to be┆
0x0cb20…0cb40        20 67 65 6e 65 72 61 74 65 64 2c 20 75 6e 6c 65 73 73 20 74 68 65 20 45 4d 20 0a 19 8d 80 80 63   ┆ generated, unless the EM      c┆
0x0cb40…0cb60        68 61 72 61 63 74 65 72 20 69 6d 6d 65 64 69 61 74 65 6c 79 20 66 6f 6c 6c 6f 77 73 20 61 6e 20   ┆haracter immediately follows an ┆
0x0cb60…0cb80        4e 4c 20 63 68 61 72 61 63 74 65 72 2e 20 0a 19 8d 80 80 53 75 62 73 65 71 75 65 6e 74 6c 79 20   ┆NL character.      Subsequently ┆
0x0cb80…0cba0        74 65 72 6d 69 6e 61 74 65 73 20 74 68 65 20 70 72 69 6e 74 69 6e 67 20 6f 70 65 72 61 74 69 6f   ┆terminates the printing operatio┆
0x0cba0…0cbc0        6e 2e 20 49 66 20 0a 19 8d 80 80 6e 6f 20 45 4d 20 63 68 61 72 61 63 74 65 72 20 69 73 20 70 72   ┆n. If      no EM character is pr┆
0x0cbc0…0cbe0        65 73 65 6e 74 2c 20 74 68 65 20 70 72 69 6e 74 69 6e 67 20 6f 70 65 72 61 74 69 6f 6e 20 0a 19   ┆esent, the printing operation   ┆
0x0cbe0…0cc00        8d 80 80 74 65 72 6d 69 6e 61 74 65 73 20 77 68 65 6e 20 74 68 65 20 65 6e 64 20 6f 66 20 74 68   ┆   terminates when the end of th┆
0x0cc00…0cc20 (102,) 65 20 62 75 66 66 65 72 20 69 73 20 72 65 61 63 68 65 64 2e 20 41 74 20 0a 19 8d 80 80 74 68 69   ┆e buffer is reached. At      thi┆
0x0cc20…0cc40        73 20 74 69 6d 65 20 63 61 72 72 69 61 67 65 20 72 65 74 75 72 6e 20 61 6e 64 20 6c 69 6e 65 20   ┆s time carriage return and line ┆
0x0cc40…0cc60        66 65 65 64 20 63 68 61 72 61 63 74 65 72 73 20 0a 19 8d 80 80 28 49 53 4f 2d 43 52 20 61 6e 64   ┆feed characters      (ISO-CR and┆
0x0cc60…0cc80        20 49 53 4f 2d 4c 46 29 20 61 72 65 20 67 65 6e 65 72 61 74 65 64 20 61 73 20 69 66 20 61 6e 20   ┆ ISO-LF) are generated as if an ┆
0x0cc80…0cca0        45 4d 20 63 68 61 72 80 0a 19 8d 80 80 61 63 74 65 72 20 68 61 64 20 62 65 65 6e 20 65 6e 63 6f   ┆EM char      acter had been enco┆
0x0cca0…0ccae        75 6e 74 65 72 65 64 2e 0d 0a 0d 0a 0d 0a                                                         ┆untered.      ┆
0x0ccae…0ccb1        FormFeed {
0x0ccae…0ccb1          0c 80 b2                                                                                          ┆   ┆
0x0ccae…0ccb1        }
0x0ccb1…0ccc0        0a a1 b0 a1 35 2e 31 2e 32 20 20 20 20 46 69                                                      ┆    5.1.2    Fi┆
0x0ccc0…0cce0        78 65 64 20 50 72 69 6e 74 20 46 6f 72 6d 61 74 73 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 4e 4c   ┆xed Print Formats             NL┆
0x0cce0…0cd00        20 20 54 72 65 61 74 65 64 20 61 73 20 6e 75 6c 6c 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 43   ┆  Treated as null.             C┆
0x0cd00…0cd20        52 20 20 54 72 65 61 74 65 64 20 61 73 20 6e 75 6c 6c 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20   ┆R  Treated as null.             ┆
0x0cd20…0cd40        56 54 20 20 84 43 61 75 73 65 73 20 74 68 65 20 76 65 72 74 69 63 61 6c 20 74 61 62 75 6c 61 74   ┆VT   Causes the vertical tabulat┆
0x0cd40…0cd60        69 6f 6e 20 63 68 61 72 61 63 74 65 72 20 28 49 53 4f 2d 56 54 29 20 74 6f 20 0a 19 8d 80 80 62   ┆ion character (ISO-VT) to      b┆
0x0cd60…0cd80        65 20 67 65 6e 65 72 61 74 65 64 2c 20 70 72 6f 76 69 64 65 64 20 74 68 61 74 20 74 68 65 20 56   ┆e generated, provided that the V┆
0x0cd80…0cda0        54 20 63 68 61 72 61 63 74 65 72 20 69 73 20 74 68 65 20 0a 19 8d 80 80 66 69 72 73 74 20 63 68   ┆T character is the      first ch┆
0x0cda0…0cdc0        61 72 61 63 74 65 72 20 69 6e 20 61 20 6c 69 6e 65 3b 20 6f 74 68 65 72 77 69 73 65 20 74 72 65   ┆aracter in a line; otherwise tre┆
0x0cdc0…0cde0        61 74 65 64 20 61 73 20 0a 19 8d 80 80 6e 75 6c 6c 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 46   ┆ated as      null.             F┆
0x0cde0…0ce00        46 20 20 84 43 61 75 73 65 73 20 74 68 65 20 66 6f 72 6d 20 66 65 65 64 20 63 68 61 72 61 63 74   ┆F   Causes the form feed charact┆
0x0ce00…0ce20 (103,) 65 72 20 28 49 53 4f 2d 46 46 29 20 74 6f 20 62 65 20 67 65 6e 65 72 80 0a 19 8d 80 80 61 74 65   ┆er (ISO-FF) to be gener      ate┆
0x0ce20…0ce40        64 2c 20 70 72 6f 76 69 64 65 64 20 74 68 61 74 20 74 68 65 20 46 46 20 63 68 61 72 61 63 74 65   ┆d, provided that the FF characte┆
0x0ce40…0ce60        72 20 69 73 20 74 68 65 20 66 69 72 73 74 20 0a 19 8d 80 80 63 68 61 72 61 63 74 65 72 20 69 6e   ┆r is the first      character in┆
0x0ce60…0ce80        20 61 20 6c 69 6e 65 3b 20 6f 74 68 65 72 77 69 73 65 20 74 72 65 61 74 65 64 20 61 73 20 6e 75   ┆ a line; otherwise treated as nu┆
0x0ce80…0cea0        6c 6c 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 45 4d 20 20 54 72 65 61 74 65 64 20 61 73 20 6e   ┆ll.             EM  Treated as n┆
0x0cea0…0cec0        75 6c 6c 2e 0d 0a 0d 0a 0d 0a b0 a1 35 2e 31 2e 33 20 20 20 20 53 4e 41 20 53 43 53 20 50 72 69   ┆ull.        5.1.3    SNA SCS Pri┆
0x0cec0…0cee0        6e 74 20 46 6f 72 6d 61 74 73 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 57 68 65 6e 20 74 68 65   ┆nt Formats              When the┆
0x0cee0…0cf00        20 69 73 20 63 6f 6e 6e 65 63 74 65 64 20 74 6f 20 74 68 65 20 68 6f 73 74 20 62 79 20 61 20 53   ┆ is connected to the host by a S┆
0x0cf00…0cf20        4e 41 2f 53 44 4c 43 20 6c 69 6e 65 2c 20 69 74 20 0a 19 89 80 80 69 73 20 70 6f 73 73 69 62 6c   ┆NA/SDLC line, it      is possibl┆
0x0cf20…0cf40        65 20 74 6f 20 75 73 65 20 53 43 53 20 70 72 69 6e 74 2e 20 54 68 65 20 61 63 63 65 70 74 65 64   ┆e to use SCS print. The accepted┆
0x0cf40…0cf60        20 53 43 53 20 63 6f 64 65 73 20 0a 19 89 80 80 61 72 65 3a 0d 0a 0d 0a 20 20 20 20 20 20 20 20   ┆ SCS codes      are:            ┆
0x0cf60…0cf80        20 42 53 20 20 20 20 42 61 63 6b 20 53 70 61 63 65 0d 0a 20 20 20 20 20 20 20 20 20 42 45 4c 20   ┆ BS    Back Space           BEL ┆
0x0cf80…0cfa0        20 20 42 65 6c 6c 0d 0a 20 20 20 20 20 20 20 20 20 43 52 20 20 20 20 43 61 72 72 69 61 67 65 20   ┆  Bell           CR    Carriage ┆
0x0cfa0…0cfc0        52 65 74 75 72 6e 0d 0a 20 20 20 20 20 20 20 20 20 45 4e 50 20 20 20 45 6e 61 62 6c 65 20 50 72   ┆Return           ENP   Enable Pr┆
0x0cfc0…0cfe0        65 73 65 6e 74 61 74 69 6f 6e 0d 0a 20 20 20 20 20 20 20 20 20 46 46 20 20 20 20 46 6f 72 6d 73   ┆esentation           FF    Forms┆
0x0cfe0…0d000        20 46 65 65 64 0d 0a 20 20 20 20 20 20 20 20 20 47 45 20 20 20 20 47 72 61 70 68 69 63 20 45 73   ┆ Feed           GE    Graphic Es┆
0x0d000…0d020 (104,) 63 61 70 65 0d 0a 20 20 20 20 20 20 20 20 20 48 54 20 20 20 20 48 6f 72 69 7a 6f 6e 74 61 6c 20   ┆cape           HT    Horizontal ┆
0x0d020…0d040        54 61 62 0d 0a 20 20 20 20 20 20 20 20 20 49 4e 50 20 20 20 49 6e 68 69 62 69 74 20 50 72 65 73   ┆Tab           INP   Inhibit Pres┆
0x0d040…0d060        65 6e 74 61 74 69 6f 6e 0d 0a 20 20 20 20 20 20 20 20 20 49 52 53 20 20 20 49 6e 74 65 72 72 65   ┆entation           IRS   Interre┆
0x0d060…0d080        63 6f 72 64 20 53 65 70 65 72 61 74 6f 72 0d 0a 20 20 20 20 20 20 20 20 20 4c 46 20 20 20 20 4c   ┆cord Seperator           LF    L┆
0x0d080…0d0a0        69 6e 65 20 46 65 65 64 0d 0a 20 20 20 20 20 20 20 20 20 4e 4c 20 20 20 20 4e 65 77 20 4c 69 6e   ┆ine Feed           NL    New Lin┆
0x0d0a0…0d0c0        65 0d 0a 20 20 20 20 20 20 20 20 20 53 41 20 20 20 20 53 65 74 20 41 74 74 72 69 62 75 74 65 0d   ┆e           SA    Set Attribute ┆
0x0d0c0…0d0e0        0a 20 20 20 20 20 20 20 20 20 53 48 46 20 20 20 53 65 74 20 48 6f 72 69 7a 6f 6e 74 61 6c 20 46   ┆          SHF   Set Horizontal F┆
0x0d0e0…0d100        6f 72 6d 61 74 0d 0a 20 20 20 20 20 20 20 20 20 53 4c 44 20 20 20 53 65 74 20 4c 69 6e 65 20 44   ┆ormat           SLD   Set Line D┆
0x0d100…0d120        65 6e 73 69 74 79 0d 0a 20 20 20 20 20 20 20 20 20 53 56 46 20 20 20 53 65 74 20 56 65 72 74 69   ┆ensity           SVF   Set Verti┆
0x0d120…0d140        63 61 6c 20 46 6f 72 6d 61 74 0d 0a 20 20 20 20 20 20 20 20 20 54 52 4e 20 20 20 54 72 61 6e 73   ┆cal Format           TRN   Trans┆
0x0d140…0d160        70 61 72 65 6e 74 0d 0a 20 20 20 20 20 20 20 20 20 56 43 53 20 20 20 56 65 72 74 69 63 61 6c 20   ┆parent           VCS   Vertical ┆
0x0d160…0d180        43 68 61 6e 6e 65 6c 20 53 65 6c 65 63 74 0d 0a 20 20 20 20 20 20 20 20 20 56 54 20 20 20 20 56   ┆Channel Select           VT    V┆
0x0d180…0d1a0        65 72 74 69 63 61 6c 20 54 61 62 0d 0a 20 20 20 20 20 20 20 20 20 4c 52 4d 20 20 20 4c 65 66 74   ┆ertical Tab           LRM   Left┆
0x0d1a0…0d1c0        2f 52 69 67 68 74 20 4d 6f 64 65 0d 0a 20 20 20 20 20 20 20 20 20 52 4c 4d 20 20 20 52 69 67 68   ┆/Right Mode           RLM   Righ┆
0x0d1c0…0d1e0        74 2f 4c 65 66 74 20 4d 6f 64 65 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 54 68 65 20 63 6f 64   ┆t/Left Mode              The cod┆
0x0d1e0…0d200        65 73 20 42 45 4c 2c 20 45 4e 50 2c 20 47 45 2c 20 49 4e 50 2c 20 61 6e 64 20 53 41 20 61 72 65   ┆es BEL, ENP, GE, INP, and SA are┆
0x0d200…0d220 (105,) 20 61 63 63 65 70 74 65 64 2c 20 62 75 74 20 0a 19 89 80 80 69 67 6e 6f 72 65 64 2e 20 49 52 53   ┆ accepted, but      ignored. IRS┆
0x0d220…0d240        20 69 73 20 65 78 65 63 75 74 65 64 20 61 73 20 61 20 6e 65 77 20 6c 69 6e 65 2c 20 61 6e 64 20   ┆ is executed as a new line, and ┆
0x0d240…0d260        56 43 53 20 69 73 20 0a 19 89 80 80 65 78 65 63 75 74 65 64 20 61 73 20 61 20 4c 69 6e 65 20 46   ┆VCS is      executed as a Line F┆
0x0d260…0d26a        65 65 64 2e 0d 0a 0d 0a 0d 0a                                                                     ┆eed.      ┆
0x0d26a…0d26d        FormFeed {
0x0d26a…0d26d          0c 80 b2                                                                                          ┆   ┆
0x0d26a…0d26d        }
0x0d26d…0d280        0a a1 b0 a1 35 2e 32 20 20 20 20 20 20 52 65 6d 6f 74 65                                          ┆    5.2      Remote┆
0x0d280…0d2a0        20 50 72 69 6e 74 69 6e 67 20 4f 70 65 72 61 74 69 6f 6e 73 0d 0a 0d 0a 20 20 20 20 20 20 20 20   ┆ Printing Operations            ┆
0x0d2a0…0d2c0        20 84 50 72 69 6e 74 69 6e 67 20 6f 70 65 72 61 74 69 6f 6e 73 20 63 61 6e 20 62 65 20 69 6e 69   ┆  Printing operations can be ini┆
0x0d2c0…0d2e0        74 69 61 74 65 64 20 62 79 20 74 68 65 20 61 70 70 6c 69 63 61 74 69 6f 6e 20 0a 19 89 80 80 70   ┆tiated by the application      p┆
0x0d2e0…0d300        72 6f 67 72 61 6d 20 77 68 65 6e 20 74 68 65 20 73 74 61 72 74 20 70 72 69 6e 74 65 72 20 62 69   ┆rogram when the start printer bi┆
0x0d300…0d320        74 20 69 73 20 73 65 74 20 69 6e 20 74 68 65 20 77 72 69 74 65 20 0a 19 89 80 80 63 6f 6e 74 72   ┆t is set in the write      contr┆
0x0d320…0d340        6f 6c 20 63 68 61 72 61 63 74 65 72 20 28 57 43 43 29 20 69 6e 20 61 20 45 72 61 73 65 2f 57 72   ┆ol character (WCC) in a Erase/Wr┆
0x0d340…0d360        69 74 65 20 63 6f 6d 6d 61 6e 64 20 6f 72 20 74 68 65 20 0a 19 89 80 80 63 6f 70 79 20 63 6f 6e   ┆ite command or the      copy con┆
0x0d360…0d380        74 72 6f 6c 20 63 68 61 72 61 63 74 65 72 20 28 43 43 43 29 20 69 6e 20 61 20 43 6f 70 79 20 63   ┆trol character (CCC) in a Copy c┆
0x0d380…0d3a0        6f 6d 6d 61 6e 64 20 61 64 64 72 65 73 73 65 64 20 0a 19 89 80 80 74 6f 20 61 20 70 72 69 6e 74   ┆ommand addressed      to a print┆
0x0d3a0…0d3c0        65 72 2e 20 41 20 74 72 61 6e 73 70 61 72 65 6e 74 20 6f 72 20 61 20 66 69 78 65 64 20 70 72 69   ┆er. A transparent or a fixed pri┆
0x0d3c0…0d3e0        6e 74 20 66 6f 72 6d 61 74 20 69 73 20 0a 19 89 80 80 75 73 65 64 2c 20 61 73 20 73 70 65 63 69   ┆nt format is      used, as speci┆
0x0d3e0…0d400        66 69 65 64 20 62 79 20 74 68 65 20 70 72 69 6e 74 20 66 6f 72 6d 61 74 20 62 69 74 73 20 69 6e   ┆fied by the print format bits in┆
0x0d400…0d420 (106,) 20 74 68 65 20 57 43 43 20 0a 19 89 80 80 6f 72 20 74 68 65 20 43 43 43 2e 20 43 6f 6d 70 72 65   ┆ the WCC      or the CCC. Compre┆
0x0d420…0d440        73 73 65 64 20 70 72 69 6e 74 69 6e 67 20 28 50 4d 20 70 61 72 61 6d 65 74 65 72 29 20 6d 61 79   ┆ssed printing (PM parameter) may┆
0x0d440…0d460        20 62 65 20 0a 19 89 80 80 75 73 65 64 20 69 6e 20 63 6f 70 79 69 6e 67 20 6f 70 65 72 61 74 69   ┆ be      used in copying operati┆
0x0d460…0d480        6f 6e 73 20 77 69 74 68 20 61 20 66 69 78 65 64 20 66 6f 72 6d 61 74 2e 0d 0a 0d 0a 0d 0a a1 b0   ┆ons with a fixed format.        ┆
0x0d480…0d4a0        a1 35 2e 33 20 20 20 20 20 20 4c 6f 63 61 6c 20 43 6f 70 79 69 6e 67 0d 0a 0d 0a 20 20 20 20 20   ┆ 5.3      Local Copying         ┆
0x0d4a0…0d4c0        20 20 20 20 84 41 20 6c 6f 63 61 6c 20 70 72 69 6e 74 20 6f 70 65 72 61 74 69 6f 6e 20 69 73 20   ┆     A local print operation is ┆
0x0d4c0…0d4e0        69 6e 69 74 69 61 74 65 64 20 62 79 20 6d 65 61 6e 73 20 6f 66 20 74 68 65 20 0a 19 89 80 80 50   ┆initiated by means of the      P┆
0x0d4e0…0d500        52 49 4e 54 20 6b 65 79 2c 20 61 73 20 64 65 73 63 72 69 62 65 64 20 69 6e 20 73 65 63 74 69 6f   ┆RINT key, as described in sectio┆
0x0d500…0d520        6e 20 34 2e 34 2e 20 54 68 65 20 69 6d 61 67 65 20 64 69 73 80 0a 19 89 80 80 70 6c 61 79 65 64   ┆n 4.4. The image dis      played┆
0x0d520…0d540        20 6f 6e 20 74 68 65 20 73 63 72 65 65 6e 20 69 73 20 70 72 69 6e 74 65 64 20 6f 6e 20 74 68 65   ┆ on the screen is printed on the┆
0x0d540…0d560        20 70 72 69 6e 74 65 72 20 64 65 66 69 6e 65 64 20 0a 19 89 80 80 62 79 20 61 20 63 6f 6e 66 69   ┆ printer defined      by a confi┆
0x0d560…0d580        67 75 72 61 74 69 6f 6e 20 70 61 72 61 6d 65 74 65 72 20 61 73 20 74 65 72 6d 69 6e 61 6c 27 73   ┆guration parameter as terminal's┆
0x0d580…0d5a0        20 68 61 72 64 2d 63 6f 70 79 20 0a 19 89 80 80 70 72 69 6e 74 65 72 2e 20 54 68 65 20 6f 70 65   ┆ hard-copy      printer. The ope┆
0x0d5a0…0d5c0        72 61 74 69 6f 6e 20 69 73 20 65 6e 74 69 72 65 6c 79 20 6c 6f 63 61 6c 2c 20 63 6f 6e 74 72 6f   ┆ration is entirely local, contro┆
0x0d5c0…0d5e0        6c 6c 65 64 20 62 79 20 0a 19 89 80 80 74 68 65 20 43 55 20 65 6d 75 6c 61 74 6f 72 20 70 72 6f   ┆lled by      the CU emulator pro┆
0x0d5e0…0d600        67 72 61 6d 20 69 6e 20 74 68 65 20 70 72 69 6d 61 72 79 20 74 65 72 6d 69 6e 61 6c 2c 20 61 6e   ┆gram in the primary terminal, an┆
0x0d600…0d620 (107,) 64 20 0a 19 89 80 80 63 6f 6e 6e 65 63 74 69 6f 6e 20 74 6f 20 61 20 68 6f 73 74 20 63 6f 6d 70   ┆d      connection to a host comp┆
0x0d620…0d640        75 74 65 72 20 69 73 20 6e 6f 74 20 72 65 71 75 69 72 65 64 2e 0d 0a 0d 0a 20 20 20 20 20 20 20   ┆uter is not required.           ┆
0x0d640…0d660        20 20 84 41 20 6c 6f 63 61 6c 20 70 72 69 6e 74 69 6e 67 20 6f 70 65 72 61 74 69 6f 6e 20 61 6c   ┆   A local printing operation al┆
0x0d660…0d680        77 61 79 73 20 75 73 65 73 20 61 20 66 69 78 65 64 20 70 72 69 6e 74 20 0a 19 89 80 80 66 6f 72   ┆ways uses a fixed print      for┆
0x0d680…0d6a0        6d 61 74 20 77 69 74 68 20 38 30 20 63 68 61 72 61 63 74 65 72 73 20 70 65 72 20 6c 69 6e 65 2c   ┆mat with 80 characters per line,┆
0x0d6a0…0d6c0        20 73 6f 20 74 68 61 74 20 74 68 65 20 70 72 69 6e 74 65 64 20 0a 19 89 80 80 70 61 67 65 20 63   ┆ so that the printed      page c┆
0x0d6c0…0d6e0        6f 72 72 65 73 70 6f 6e 64 73 20 74 6f 20 61 20 64 69 73 70 6c 61 79 20 73 63 72 65 65 6e 20 69   ┆orresponds to a display screen i┆
0x0d6e0…0d700        6d 61 67 65 2e 20 43 6f 6d 70 72 65 73 73 65 64 20 0a 19 89 80 80 70 72 69 6e 74 69 6e 67 20 28   ┆mage. Compressed      printing (┆
0x0d700…0d720        50 4d 20 70 61 72 61 6d 65 74 65 72 29 20 6d 61 79 20 61 6c 73 6f 20 62 65 20 75 73 65 64 2e 20   ┆PM parameter) may also be used. ┆
0x0d720…0d740        53 70 61 63 65 73 20 6f 72 20 0a 19 89 80 80 6e 75 6c 6c 73 20 61 74 20 74 68 65 20 65 6e 64 20   ┆Spaces or      nulls at the end ┆
0x0d740…0d760        6f 66 20 61 20 6c 69 6e 65 20 61 72 65 20 73 75 70 70 72 65 73 65 64 2e 20 4e 75 6c 6c 73 2c 20   ┆of a line are suppresed. Nulls, ┆
0x0d760…0d780        77 68 65 6e 20 0a 19 89 80 80 6e 6f 74 20 73 75 70 70 72 65 73 73 65 64 2c 20 61 72 65 20 70 72   ┆when      not suppressed, are pr┆
0x0d780…0d7a0        69 6e 74 65 64 20 61 73 20 73 70 61 63 65 73 2e 20 54 68 65 20 63 75 72 73 6f 72 20 69 73 20 6e   ┆inted as spaces. The cursor is n┆
0x0d7a0…0d7c0        6f 74 20 0a 19 89 80 80 70 72 69 6e 74 65 64 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 54 68   ┆ot      printed.              Th┆
0x0d7c0…0d7e0        65 20 70 72 69 6e 74 65 72 20 63 61 6e 20 62 65 20 62 75 73 79 2c 20 70 72 69 6e 74 69 6e 67 20   ┆e printer can be busy, printing ┆
0x0d7e0…0d800        66 6f 72 20 61 6e 6f 74 68 65 72 20 74 65 72 6d 69 6e 61 6c 20 0a 19 89 80 80 6f 72 20 74 68 65   ┆for another terminal      or the┆
0x0d800…0d820 (108,) 20 61 70 70 6c 69 63 61 74 69 6f 6e 20 70 72 6f 67 72 61 6d 2e 20 4c 6f 63 61 6c 20 63 6f 70 79   ┆ application program. Local copy┆
0x0d820…0d840        20 72 65 71 75 65 73 74 73 20 61 72 65 20 0a 19 89 80 80 71 75 65 75 65 64 20 61 63 63 6f 72 64   ┆ requests are      queued accord┆
0x0d840…0d860        69 6e 67 6c 79 20 6f 6e 20 61 20 46 49 46 4f 20 28 66 69 72 73 74 2d 69 6e 2d 66 69 72 73 74 2d   ┆ingly on a FIFO (first-in-first-┆
0x0d860…0d880        6f 75 74 29 20 62 61 73 69 73 2e 20 0a 19 89 80 80 41 20 6c 6f 63 61 6c 20 63 6f 70 79 20 72 65   ┆out) basis.      A local copy re┆
0x0d880…0d8a0        71 75 65 73 74 20 63 61 6e 20 62 65 20 63 61 6e 63 65 6c 6c 65 64 20 62 79 20 6d 65 61 6e 73 20   ┆quest can be cancelled by means ┆
0x0d8a0…0d8c0        6f 66 20 74 68 65 20 0a 19 89 80 80 52 45 53 45 54 20 6b 65 79 20 28 73 65 65 20 73 65 63 74 69   ┆of the      RESET key (see secti┆
0x0d8c0…0d8e0        6f 6e 20 34 2e 34 29 2e 0d 0a 0d 0a 0d 0a a1 b0 a1 35 2e 34 20 20 20 20 20 20 53 70 65 63 69 66   ┆on 4.4).         5.4      Specif┆
0x0d8e0…0d900        69 63 20 4f 70 65 72 61 74 69 6f 6e 61 6c 20 43 68 61 72 61 63 74 65 72 69 73 74 69 63 73 0d 0a   ┆ic Operational Characteristics  ┆
0x0d900…0d920        0d 0a 20 20 20 20 20 20 20 20 20 84 54 68 65 20 73 70 65 63 69 66 69 63 20 6f 70 65 72 61 74 69   ┆            The specific operati┆
0x0d920…0d940        6f 6e 61 6c 20 63 68 61 72 61 63 74 65 72 69 73 74 69 63 73 20 6f 66 20 74 68 65 20 70 72 69 6e   ┆onal characteristics of the prin┆
0x0d940…0d960        74 65 72 73 20 0a 19 89 80 80 61 76 61 69 6c 61 62 6c 65 20 66 6f 72 20 74 68 65 20 52 43 38 35   ┆ters      available for the RC85┆
0x0d960…0d980        35 20 44 69 73 70 6c 61 79 20 54 65 72 6d 69 6e 61 6c 20 61 72 65 20 64 65 73 63 72 69 62 65 64   ┆5 Display Terminal are described┆
0x0d980…0d9a0        20 0a 19 89 80 80 69 6e 20 6f 74 68 65 72 20 52 43 20 70 75 62 6c 69 63 61 74 69 6f 6e 73 2e 20   ┆      in other RC publications. ┆
0x0d9a0…0d9c0        a1 4e 6f 74 65 e1 20 74 68 61 74 20 61 6e 79 20 70 72 69 6e 74 65 72 20 74 6f 20 62 65 20 0a 19   ┆ Note  that any printer to be   ┆
0x0d9c0…0d9e0        89 80 80 75 73 65 64 20 69 6e 20 63 6f 6e 6a 75 6e 63 74 69 6f 6e 20 77 69 74 68 20 74 68 65 20   ┆   used in conjunction with the ┆
0x0d9e0…0da00        45 6d 75 6c 61 74 6f 72 20 6d 75 73 74 20 73 75 70 70 6f 72 74 20 74 68 65 20 0a 19 89 80 80 49   ┆Emulator must support the      I┆
0x0da00…0da20 (109,) 53 4f 20 63 6f 6e 74 72 6f 6c 20 63 68 61 72 61 63 74 65 72 73 20 43 52 2c 20 4c 46 2c 20 56 54   ┆SO control characters CR, LF, VT┆
0x0da20…0da2f        2c 20 61 6e 64 20 46 46 2e 0d 0a 0d 0a 0d 0a                                                      ┆, and FF.      ┆
0x0da2f…0da32        FormFeed {
0x0da2f…0da32          0c 80 ae                                                                                          ┆   ┆
0x0da2f…0da32        }
0x0da32…0da40        0a a1 b0 a1 35 2e 35 20 20 20 20 20 20 52                                                         ┆    5.5      R┆
0x0da40…0da60        65 73 75 6d 65 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20   ┆esume                           ┆
0x0da60…0da80        20 20 20 20 20 20 20 20 20 20 20 20 20 20 a1 41 70 70 6c 69 63 61 62 6c 65 e1 20 20 20 20 20 20   ┆               Applicable       ┆
0x0da80…0daa0        20 a1 53 75 70 70 6f 72 74 20 6f 66 0d 0a 09 a1 e1 20 20 20 20 20 a1 50 72 69 6e 74 69 6e 67 e1   ┆  Support of           Printing ┆
0x0daa0…0dac0        20 20 20 20 20 a1 e1 20 a1 50 72 69 6e 74 e1 20 20 20 20 20 20 20 20 20 a1 50 61 72 61 6d 65 74   ┆         Print           Paramet┆
0x0dac0…0dae0        65 72 73 e1 20 20 20 20 20 20 20 a1 50 72 69 6e 74 65 72 0d 0a 19 80 80 84 e1 20 20 20 20 20 20   ┆ers         Printer             ┆
0x0dae0…0db00        20 20 20 a1 4f 70 65 72 61 74 69 6f 6e e1 20 20 20 20 20 a1 46 6f 72 6d 61 74 e1 20 20 20 20 20   ┆    Operation       Format      ┆
0x0db00…0db20        20 20 20 a1 4d 50 4c e1 20 20 20 20 20 a1 50 4d e1 20 20 20 20 20 20 20 a1 43 6f 6e 74 72 6f 6c   ┆    MPL       PM         Control┆
0x0db20…0db40        0d 0a e1 20 20 20 20 a1 e1 20 20 20 20 20 20 20 20 20 e1 20 20 20 20 a1 e1 20 a1 e1 20 20 20 20   ┆                                ┆
0x0db40…0db60        20 e1 20 20 20 20 20 20 20 20 20 a1 e1 20 20 20 e1 20 20 20 20 20 a1 e1 20 20 e1 20 20 20 20 20   ┆                                ┆
0x0db60…0db80        20 20 a1 e1 20 20 20 20 20 a1 43 68 61 72 61 63 74 65 72 73 0d 0a 0d 0a 20 20 20 20 20 20 20 20   ┆          Characters            ┆
0x0db80…0dba0        20 72 65 6d 6f 74 65 20 28 57 43 43 29 20 20 74 72 61 6e 73 70 61 72 65 6e 74 20 20 20 79 65 73   ┆ remote (WCC)  transparent   yes┆
0x0dba0…0dbc0        20 20 20 20 20 6e 6f 20 20 20 20 20 20 20 66 75 6c 6c 0d 0a 20 20 20 20 20 20 20 20 20 20 20 20   ┆     no       full              ┆
0x0dbc0…0dbe0        20 20 20 20 20 20 20 20 20 20 20 66 69 78 65 64 20 20 20 20 20 20 20 20 20 6e 6f 20 20 20 20 20   ┆           fixed         no     ┆
0x0dbe0…0dc00        20 6e 6f 20 20 20 20 20 20 20 6c 69 6d 69 74 65 64 0d 0a 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20   ┆ no       limited               ┆
0x0dc00…0dc20 (110,) 72 65 6d 6f 74 65 20 28 43 43 43 29 20 20 74 72 61 6e 73 70 61 72 65 6e 74 20 20 20 79 65 73 20   ┆remote (CCC)  transparent   yes ┆
0x0dc20…0dc40        20 20 20 20 6e 6f 20 20 20 20 20 20 20 66 75 6c 6c 0d 0a 20 20 20 20 20 20 20 20 20 20 20 20 20   ┆    no       full               ┆
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0x0dcc0…0dce0        20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20   ┆                                ┆
0x0dce0…0dcfa        20 20 20 20 20 20 20 0a 19 b6 80 80 61 70 70 6c 69 63 61 62 6c 65 0d 0a 0d 0a                     ┆            applicable    ┆
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0x0dcfa…0dcfd          0c 80 92                                                                                          ┆   ┆
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0x0dcfd…0dd00        0a b0 a1                                                                                          ┆   ┆
0x0dd00…0dd20        36 2e 20 20 20 20 20 20 20 4f 50 45 52 41 54 49 4e 47 20 50 52 4f 43 45 44 55 52 45 53 0d 0a 0d   ┆6.       OPERATING PROCEDURES   ┆
0x0dd20…0dd40        0a b0 a1 36 2e 31 20 20 20 20 20 20 45 6d 75 6c 61 74 6f 72 20 4c 6f 61 64 69 6e 67 0d 0a 0d 0a   ┆   6.1      Emulator Loading    ┆
0x0dd40…0dd60        20 20 20 20 20 20 20 20 20 84 54 65 72 6d 69 6e 61 6c 20 6f 70 65 72 61 74 69 6f 6e 73 20 70 72   ┆          Terminal operations pr┆
0x0dd60…0dd80        69 6f 72 20 74 6f 20 74 68 65 20 73 6f 66 74 77 61 72 65 20 6c 6f 61 64 20 69 73 20 64 65 80 0a   ┆ior to the software load is de  ┆
0x0dd80…0dda0        19 89 80 80 73 63 72 69 62 65 64 20 69 6e 20 74 68 65 20 52 43 38 35 35 20 4f 70 65 72 61 74 69   ┆    scribed in the RC855 Operati┆
0x0dda0…0ddc0        6e 67 20 47 75 69 64 65 20 28 32 29 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 54 68 65 20 65   ┆ng Guide (2).              The e┆
0x0ddc0…0dde0        6d 75 6c 61 74 6f 72 20 70 72 6f 67 72 61 6d 20 69 73 20 64 6f 77 6e 6c 69 6e 65 2d 6c 6f 61 64   ┆mulator program is downline-load┆
0x0dde0…0de00        65 64 20 66 72 6f 6d 20 74 68 65 20 52 43 38 39 30 20 0a 19 89 80 80 43 6f 6e 74 72 6f 6c 20 55   ┆ed from the RC890      Control U┆
0x0de00…0de20 (111,) 6e 69 74 2c 20 61 6e 64 20 74 68 69 73 20 70 72 6f 63 65 64 75 72 65 20 69 73 20 64 65 73 63 72   ┆nit, and this procedure is descr┆
0x0de20…0de40        69 62 65 64 20 69 6e 20 52 43 38 39 30 20 0a 19 89 80 80 43 6f 6e 74 72 6f 6c 20 55 6e 69 74 2c   ┆ibed in RC890      Control Unit,┆
0x0de40…0de60        20 4f 70 65 72 61 74 69 6f 6e 20 61 6e 64 20 53 79 73 74 65 6d 20 43 75 73 74 6f 6d 69 7a 61 74   ┆ Operation and System Customizat┆
0x0de60…0de80        69 6f 6e 20 4d 61 6e 75 61 6c 20 0a 19 89 80 80 28 31 29 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20   ┆ion Manual      (1).            ┆
0x0de80…0dea0        20 84 57 68 65 6e 20 6c 6f 61 64 65 64 2c 20 74 68 65 20 65 6d 75 6c 61 74 6f 72 20 70 72 6f 67   ┆  When loaded, the emulator prog┆
0x0dea0…0dec0        72 61 6d 20 66 69 72 73 74 20 6f 66 20 61 6c 6c 20 77 69 6c 6c 20 72 65 61 64 20 0a 19 89 80 80   ┆ram first of all will read      ┆
0x0dec0…0dee0        61 20 66 69 6c 65 20 66 72 6f 6d 20 74 68 65 20 43 55 20 64 69 73 6b 65 74 74 65 2e 20 54 68 65   ┆a file from the CU diskette. The┆
0x0dee0…0df00        20 66 69 6c 65 20 69 73 20 63 61 6c 6c 65 64 20 43 48 41 52 80 0a 19 89 80 80 53 45 54 2e 54 52   ┆ file is called CHAR      SET.TR┆
0x0df00…0df20        4d 20 61 6e 64 20 63 6f 6e 74 61 69 6e 73 20 74 68 65 20 63 68 61 72 61 63 74 65 72 20 66 6f 6e   ┆M and contains the character fon┆
0x0df20…0df40        74 20 74 6f 20 62 65 20 75 73 65 64 20 6f 6e 20 0a 19 89 80 80 74 68 65 20 64 69 73 70 6c 61 79   ┆t to be used on      the display┆
0x0df40…0df60        2e 20 44 75 72 69 6e 67 20 74 68 69 73 20 6f 70 65 72 61 74 69 6f 6e 20 74 68 65 20 66 6f 6c 6c   ┆. During this operation the foll┆
0x0df60…0df80        6f 77 69 6e 67 20 6d 65 73 73 61 67 65 20 0a 19 89 80 80 69 73 20 64 69 73 70 6c 61 79 65 64 20   ┆owing message      is displayed ┆
0x0df80…0dfa0        6f 6e 20 74 68 65 20 73 74 61 74 75 73 20 6c 69 6e 65 3a 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20   ┆on the status line:             ┆
0x0dfa0…0dfc0        a1 05 0d 0a 20 20 20 20 20 20 20 20 20 a1 52 43 38 35 35 20 20 20 20 20 20 20 20 20 20 20 20 20   ┆              RC855             ┆
0x0dfc0…0dfe0        20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 05 4c 53 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84   ┆                LS              ┆
0x0dfe0…0e000        49 66 20 74 68 65 20 63 6f 6e 6e 65 63 74 69 6f 6e 20 74 6f 20 74 68 65 20 43 55 20 66 61 69 6c   ┆If the connection to the CU fail┆
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0x0e020…0e040        0a 0d 0a 20 20 20 20 20 20 20 20 20 84 a1 05 0d 0a 20 20 20 20 20 20 20 20 20 a1 52 43 38 35 35   ┆                           RC855┆
0x0e040…0e060        20 43 55 20 44 69 73 63 6f 6e 6e 65 63 74 65 64 05 4c 53 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20   ┆ CU Disconnected LS             ┆
0x0e060…0e080        84 49 66 20 74 68 65 20 66 69 6c 65 20 69 73 20 61 62 73 65 6e 74 20 6f 72 20 75 6e 72 65 61 64   ┆ If the file is absent or unread┆
0x0e080…0e0a0        61 62 6c 65 2c 20 74 68 69 73 20 74 65 78 74 20 69 73 20 64 69 73 80 0a 19 89 80 80 70 6c 61 79   ┆able, this text is dis      play┆
0x0e0a0…0e0c0        65 64 3a 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 a1 05 0d 0a 20 20 20 20 20 20 20 20 20 a1 52 43   ┆ed:                           RC┆
0x0e0c0…0e0e0        38 35 35 20 44 69 73 6b 65 74 74 65 20 45 72 72 6f 72 05 4c 53 0d 0a 0d 0a 20 20 20 20 20 20 20   ┆855 Diskette Error LS           ┆
0x0e0e0…0e100        20 20 84 57 68 65 6e 20 74 68 65 20 63 68 61 72 61 63 74 65 72 20 66 6f 6e 74 20 69 73 20 6c 6f   ┆   When the character font is lo┆
0x0e100…0e120        61 64 65 64 20 73 75 63 63 65 73 73 66 75 6c 6c 79 2c 20 74 68 65 20 0a 19 89 80 80 65 6d 75 6c   ┆aded successfully, the      emul┆
0x0e120…0e140        61 74 6f 72 20 77 69 6c 6c 20 69 64 65 6e 74 69 66 79 20 69 74 73 65 6c 66 20 62 79 20 74 68 65   ┆ator will identify itself by the┆
0x0e140…0e160        20 6d 65 73 73 61 67 65 3a 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 a1 05 0d 0a 20 20 20 20 20 20   ┆ message:                       ┆
0x0e160…0e180        20 20 20 a1 52 43 38 35 35 2f 52 43 38 39 30 20 49 42 4d 20 33 32 37 30 20 44 69 73 70 6c 61 79   ┆    RC855/RC890 IBM 3270 Display┆
0x0e180…0e1a0        20 53 74 61 74 69 6f 6e 05 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 66 6f 72 20 61 62 6f 75 74 20   ┆ Station              for about ┆
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0x0e1c0…0e1e0        74 6f 72 20 4f 70 65 72 61 74 69 6f 6e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 57 68 65 6e 20   ┆tor Operation              When ┆
0x0e1e0…0e200        74 68 65 20 65 6d 75 6c 61 74 6f 72 20 69 73 20 61 63 74 69 76 65 20 61 6c 6c 20 6f 70 65 72 61   ┆the emulator is active all opera┆
0x0e200…0e220 (113,) 74 69 6f 6e 73 20 61 72 65 20 70 65 72 66 6f 72 6d 65 64 20 0a 19 89 80 80 75 73 69 6e 67 20 74   ┆tions are performed      using t┆
0x0e220…0e240        68 65 20 6b 65 79 62 6f 61 72 64 20 61 73 20 64 65 73 63 72 69 62 65 64 20 69 6e 20 63 68 61 70   ┆he keyboard as described in chap┆
0x0e240…0e260        74 65 72 20 34 20 61 6e 64 20 69 6e 20 0a 19 89 80 80 61 63 63 6f 72 64 61 6e 63 65 20 77 69 74   ┆ter 4 and in      accordance wit┆
0x0e260…0e280        68 20 74 68 65 20 61 70 70 6c 69 63 61 74 69 6f 6e 20 73 79 73 74 65 6d 20 67 75 69 64 65 6c 69   ┆h the application system guideli┆
0x0e280…0e2a0        6e 65 73 2e 20 57 68 65 6e 20 0a 19 89 80 80 61 6e 79 20 61 62 6e 6f 72 6d 61 6c 20 73 69 74 75   ┆nes. When      any abnormal situ┆
0x0e2a0…0e2c0        61 74 69 6f 6e 20 61 72 69 73 65 73 20 64 75 72 69 6e 67 20 65 6d 75 6c 61 74 6f 72 20 6f 70 65   ┆ation arises during emulator ope┆
0x0e2c0…0e2e0        72 61 74 69 6f 6e 2c 20 0a 19 89 80 80 61 20 6d 65 73 73 61 67 65 20 69 73 20 73 68 6f 77 6e 20   ┆ration,      a message is shown ┆
0x0e2e0…0e300        69 6e 20 74 68 65 20 73 74 61 74 75 73 20 6c 69 6e 65 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20   ┆in the status line.             ┆
0x0e300…0e320        84 44 75 72 69 6e 67 20 6f 70 65 72 61 74 69 6f 6e 20 74 68 65 20 64 65 70 72 65 73 73 69 6e 67   ┆ During operation the depressing┆
0x0e320…0e340        20 6f 66 20 74 68 65 20 6b 65 79 73 20 43 54 52 4c 20 43 4c 45 41 52 20 0a 19 89 80 80 63 61 75   ┆ of the keys CTRL CLEAR      cau┆
0x0e340…0e360        73 65 73 20 61 20 72 65 73 65 74 20 6f 66 20 74 68 65 20 74 65 72 6d 69 6e 61 6c 20 61 66 74 65   ┆ses a reset of the terminal afte┆
0x0e360…0e380        72 20 77 68 69 63 68 20 6c 6f 61 64 69 6e 67 20 6f 66 20 0a 19 89 80 80 74 68 65 20 73 6f 66 74   ┆r which loading of      the soft┆
0x0e380…0e3a0        77 61 72 65 20 69 73 20 69 6e 69 74 69 61 74 65 64 20 61 73 20 6f 75 74 6c 69 6e 65 64 20 61 62   ┆ware is initiated as outlined ab┆
0x0e3a0…0e3aa        6f 76 65 2e 0d 0a 0d 0a 0d 0a                                                                     ┆ove.      ┆
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0x0e3aa…0e3ad          0c 80 b7                                                                                          ┆   ┆
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0x0e3ad…0e3c0        0a b0 a1 36 2e 32 2e 31 20 20 20 20 48 6f 73 74 20 4c 69                                          ┆   6.2.1    Host Li┆
0x0e3c0…0e3e0        6e 65 20 53 65 6c 65 63 74 69 6f 6e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 54 68 65 20 52 43   ┆ne Selection              The RC┆
0x0e3e0…0e400        38 39 30 20 43 6f 6e 74 72 6f 6c 20 55 6e 69 74 20 69 73 20 61 62 6c 65 20 74 6f 20 63 6f 6d 6d   ┆890 Control Unit is able to comm┆
0x0e400…0e420 (114,) 75 6e 69 63 61 74 65 20 6f 6e 20 74 77 6f 20 0a 19 89 80 80 68 6f 73 74 2d 6c 69 6e 65 73 2e 20   ┆unicate on two      host-lines. ┆
0x0e420…0e440        45 61 63 68 20 6f 66 20 74 68 65 73 65 20 69 73 20 69 64 65 6e 74 69 66 69 65 64 20 62 79 20 61   ┆Each of these is identified by a┆
0x0e440…0e460        20 6e 61 6d 65 3a 20 68 6f 73 74 2d 0a 19 89 80 80 6c 69 6e 65 2d 49 44 2c 20 77 68 69 63 68 20   ┆ name: host-     line-ID, which ┆
0x0e460…0e480        63 6f 6e 73 69 73 74 73 20 6f 66 20 31 32 20 63 68 61 72 61 63 74 65 72 73 2e 0d 0a 0d 0a 20 20   ┆consists of 12 characters.      ┆
0x0e480…0e4a0        20 20 20 20 20 20 20 84 41 6e 79 20 64 65 76 69 63 65 20 69 6e 20 61 20 63 6c 75 73 74 65 72 20   ┆        Any device in a cluster ┆
0x0e4a0…0e4c0        75 73 69 6e 67 20 64 75 61 6c 20 68 6f 73 74 20 63 6f 6d 6d 75 6e 69 63 61 74 69 6f 6e 20 0a 19   ┆using dual host communication   ┆
0x0e4c0…0e4e0        89 80 80 6d 61 79 20 61 74 20 61 6e 79 20 74 69 6d 65 20 62 65 20 63 6f 6e 6e 65 63 74 65 64 20   ┆   may at any time be connected ┆
0x0e4e0…0e500        74 6f 20 6f 6e 65 20 6f 66 20 74 68 65 20 74 77 6f 20 68 6f 73 74 73 2c 20 0a 19 89 80 80 61 6e   ┆to one of the two hosts,      an┆
0x0e500…0e520        64 20 74 68 69 73 20 63 6f 6e 6e 65 63 74 69 6f 6e 20 6d 61 79 20 61 74 20 61 6e 79 20 74 69 6d   ┆d this connection may at any tim┆
0x0e520…0e540        65 20 62 65 20 63 68 61 6e 67 65 64 20 69 6e 64 65 70 65 6e 64 80 0a 19 89 80 80 61 6e 74 6c 79   ┆e be changed independ      antly┆
0x0e540…0e560        20 6f 66 20 74 68 65 20 6f 74 68 65 72 20 64 65 76 69 63 65 73 2e 20 41 73 20 63 6f 6e 63 65 72   ┆ of the other devices. As concer┆
0x0e560…0e580        6e 73 20 74 68 65 20 70 72 69 6e 74 65 72 2c 20 74 68 65 20 0a 19 89 80 80 43 55 20 74 61 6b 65   ┆ns the printer, the      CU take┆
0x0e580…0e5a0        73 20 63 61 72 65 20 6f 66 20 74 68 65 20 63 6f 6e 6e 65 63 74 69 6f 6e 20 6f 6e 20 64 65 6d 61   ┆s care of the connection on dema┆
0x0e5a0…0e5c0        6e 64 20 66 72 6f 6d 20 74 68 65 20 0a 19 89 80 80 68 6f 73 74 73 2e 20 54 68 65 20 64 69 73 70   ┆nd from the      hosts. The disp┆
0x0e5c0…0e5e0        6c 61 79 20 64 65 76 69 63 65 20 69 73 20 63 6f 6e 6e 65 63 74 65 64 20 62 79 20 6d 65 61 6e 73   ┆lay device is connected by means┆
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0x0e600…0e620 (115,) 20 20 20 20 20 20 20 84 50 72 65 73 65 6e 74 61 74 69 6f 6e 20 6f 66 20 74 68 65 20 68 6f 73 74   ┆        Presentation of the host┆
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0x0e660…0e680        20 6f 66 20 74 68 65 20 65 6d 75 6c 61 74 6f 72 20 70 72 6f 67 72 61 6d 0d 0a 0d 0a 20 20 20 20   ┆ of the emulator program        ┆
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0x0e6c0…0e6e0        65 72 65 62 79 20 69 6e 64 69 63 61 74 69 6e 67 20 74 68 61 74 20 74 68 65 20 63 6f 6e 6e 65 63   ┆ereby indicating that the connec┆
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0x0e700…0e720        73 74 20 62 65 20 62 72 6f 6b 65 6e 20 62 65 63 61 75 73 65 20 61 20 6e 65 77 20 63 6f 6e 6e 65   ┆st be broken because a new conne┆
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0x0e740…0e760        20 20 84 54 68 65 20 6d 65 6e 75 20 63 6f 6e 73 69 73 74 73 20 6f 66 20 61 20 68 65 61 64 6c 69   ┆   The menu consists of a headli┆
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0x0e780…0e7a0        68 65 20 74 77 6f 20 70 6f 73 73 69 62 6c 65 20 63 68 6f 69 63 65 73 20 73 68 6f 77 69 6e 67 20   ┆he two possible choices showing ┆
0x0e7a0…0e7c0        77 68 69 63 68 20 50 41 2d 6b 65 79 20 74 68 61 74 20 6d 75 73 74 20 0a 19 89 80 80 62 65 20 75   ┆which PA-key that must      be u┆
0x0e7c0…0e7e0        73 65 64 20 69 6e 20 6f 72 64 65 72 20 74 6f 20 73 65 6c 65 63 74 20 74 68 65 20 68 6f 73 74 2c   ┆sed in order to select the host,┆
0x0e7e0…0e800        20 61 6e 64 20 69 74 73 20 68 6f 73 74 2d 6c 69 6e 65 2d 0a 19 89 80 80 49 44 2e 20 0d 0a 0d 0a   ┆ and its host-line-     ID.     ┆
0x0e800…0e820 (116,) 20 20 20 20 20 20 20 20 20 45 78 61 6d 70 6c 65 3a 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 06 52   ┆         Example:              R┆
0x0e820…0e840        43 38 35 35 20 33 32 37 30 20 68 6f 73 74 2f 61 70 70 6c 69 63 61 74 69 6f 6e 20 6d 65 6e 75 2e   ┆C855 3270 host/application menu.┆
0x0e840…0e860        0d 0a 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 0d 0a 06 50 41 31 20 42 53 43 20 6c 69 6e   ┆                     PA1 BSC lin┆
0x0e860…0e880        6b 20 31 0d 0a 20 06 50 41 32 20 42 53 43 20 6c 69 6e 6b 20 32 0d 0a 0d 0a 20 20 20 20 20 20 20   ┆k 1    PA2 BSC link 2           ┆
0x0e880…0e8a0        20 20 84 57 68 65 6e 20 74 68 65 20 6f 70 65 72 61 74 6f 72 20 62 79 20 70 72 65 73 73 69 6e 67   ┆   When the operator by pressing┆
0x0e8a0…0e8c0        20 50 41 31 20 6f 72 20 50 41 32 20 68 61 73 20 73 65 6c 65 63 74 65 64 20 61 20 0a 19 89 80 80   ┆ PA1 or PA2 has selected a      ┆
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0x0e8e0…0e900        20 65 73 74 61 62 6c 69 73 68 65 64 2c 20 61 6e 64 20 74 68 65 20 0a 19 89 80 80 73 63 72 65 65   ┆ established, and the      scree┆
0x0e900…0e920        6e 20 69 6d 61 67 65 20 69 73 20 72 65 73 74 61 62 6c 69 73 68 65 64 20 61 73 20 62 65 66 6f 72   ┆n image is restablished as befor┆
0x0e920…0e940        65 20 74 68 65 20 70 72 65 73 73 69 6e 67 20 6f 66 20 0a 19 89 80 80 53 45 4c 43 54 20 2b 20 55   ┆e the pressing of      SELCT + U┆
0x0e940…0e960        53 4d 2e 0d 0a 0d 0a 0d 0a b0 a1 36 2e 33 20 20 20 20 20 20 45 6d 75 6c 61 74 6f 72 20 4d 65 73   ┆SM.        6.3      Emulator Mes┆
0x0e960…0e980        73 61 67 65 73 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 54 68 65 20 6d 65 73 73 61 67 65 73 20   ┆sages              The messages ┆
0x0e980…0e9a0        77 68 69 63 68 20 63 61 6e 20 6f 63 63 75 72 20 77 68 69 6c 65 20 74 68 65 20 65 6d 75 6c 61 74   ┆which can occur while the emulat┆
0x0e9a0…0e9c0        6f 72 20 69 73 20 0a 19 89 80 80 72 75 6e 6e 69 6e 67 20 61 72 65 20 64 69 73 70 6c 61 79 65 64   ┆or is      running are displayed┆
0x0e9c0…0e9e0        20 69 6e 20 69 6e 76 65 72 73 65 20 76 69 64 65 6f 20 74 6f 20 73 65 74 20 74 68 65 6d 20 61 70   ┆ in inverse video to set them ap┆
0x0e9e0…0ea00        61 72 74 20 0a 19 89 80 80 66 72 6f 6d 20 61 70 70 6c 69 63 61 74 69 6f 6e 2d 67 65 6e 65 72 61   ┆art      from application-genera┆
0x0ea00…0ea20 (117,) 74 65 64 20 6d 65 73 73 61 67 65 73 2e 20 54 68 65 79 20 61 72 65 20 64 69 73 70 6c 61 79 65 64   ┆ted messages. They are displayed┆
0x0ea20…0ea40        20 0a 19 89 80 80 69 6e 20 74 68 65 20 73 74 61 74 75 73 20 6c 69 6e 65 20 61 73 20 69 6e 64 69   ┆      in the status line as indi┆
0x0ea40…0ea60        63 61 74 65 64 20 69 6e 20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 73 75 62 73 65 63 80 0a 19   ┆cated in the following subsec   ┆
0x0ea60…0ea80        89 80 80 74 69 6f 6e 73 2c 20 63 6f 6e 63 65 72 6e 69 6e 67 20 74 68 65 20 64 69 66 66 65 72 65   ┆   tions, concerning the differe┆
0x0ea80…0eaa0        6e 74 20 61 73 70 65 63 74 73 20 6f 66 20 63 6f 6d 6d 75 6e 69 63 61 80 0a 19 89 80 80 74 69 6f   ┆nt aspects of communica      tio┆
0x0eaa0…0eac0        6e 2e 0d 0a 0d 0a 0d 0a b0 a1 36 2e 33 2e 31 20 20 20 20 48 6f 73 74 0d 0a 0d 0a 20 20 20 20 20   ┆n.        6.3.1    Host         ┆
0x0eac0…0eae0        20 20 20 20 a1 05 0d 0a a1 e1 20 20 20 20 20 20 20 20 20 a1 05 4d 6f 64 65 6d 20 6f 66 66 20 20   ┆                     Modem off  ┆
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0x0eb00…0eb20        65 6d 20 66 61 63 69 6c 69 74 69 65 73 20 61 72 65 20 6e 6f 74 20 77 6f 72 6b 69 6e 67 20 28 56   ┆em facilities are not working (V┆
0x0eb20…0eb40        2e 32 34 20 69 6e 74 65 72 66 61 63 65 20 0a 19 8b 80 80 73 69 67 6e 61 6c 20 44 53 52 20 28 44   ┆.24 interface      signal DSR (D┆
0x0eb40…0eb5d        61 74 61 20 53 65 74 20 52 65 61 64 79 29 20 69 73 20 6d 69 73 73 69 6e 67 29 2e 0d 0a            ┆ata Set Ready) is missing).  ┆
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0x0eb5d…0eb60          0c 80 ba                                                                                          ┆   ┆
0x0eb5d…0eb60        }
0x0eb60…0eb80        0a 20 20 20 20 20 20 20 20 20 a1 05 0d 0a 20 20 20 20 20 20 20 20 20 a1 05 4c 69 6e 65 20 6e 6f   ┆                         Line no┆
0x0eb80…0eba0        74 20 72 65 61 64 79 20 20 20 20 20 20 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 2d 20 84 6e 6f 20   ┆t ready                   -  no ┆
0x0eba0…0ebc0        70 6f 6c 6c 73 20 61 72 65 20 69 73 73 75 65 64 20 62 79 20 74 68 65 20 68 6f 73 74 20 63 6f 6d   ┆polls are issued by the host com┆
0x0ebc0…0ebe0        70 75 74 65 72 2e 20 49 66 20 74 68 65 20 0a 19 8b 80 80 44 69 73 70 6c 61 79 20 44 65 76 69 63   ┆puter. If the      Display Devic┆
0x0ebe0…0ec00        65 20 69 73 20 63 6f 6e 6e 65 63 74 65 64 20 74 6f 20 61 20 53 4e 41 20 68 6f 73 74 2d 6c 69 6e   ┆e is connected to a SNA host-lin┆
0x0ec00…0ec20 (118,) 65 2c 20 61 20 33 2d 0a 19 8b 80 80 64 69 67 69 74 20 6e 75 6d 62 65 72 20 61 70 70 65 61 72 73   ┆e, a 3-     digit number appears┆
0x0ec20…0ec40        20 61 66 74 65 72 20 74 68 65 20 74 65 78 74 20 69 6e 64 69 63 61 74 69 6e 67 20 74 68 65 20 0a   ┆ after the text indicating the  ┆
0x0ec40…0ec60        19 8b 80 80 65 76 65 6e 74 20 74 68 61 74 20 63 61 75 73 65 73 20 74 68 65 20 73 69 74 75 61 74   ┆    event that causes the situat┆
0x0ec60…0ec80        69 6f 6e 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 a1 05 0d 0a 20 20 20 20 20 20 20 20 20 a1 05   ┆ion.                            ┆
0x0ec80…0eca0        53 79 73 74 65 6d 20 6e 6f 74 20 61 76 61 69 6c 61 62 6c 65 0d 0a 0d 0a 20 20 20 20 20 20 20 20   ┆System not available            ┆
0x0eca0…0ecc0        20 2d 20 84 70 6f 6c 6c 69 6e 67 20 74 72 61 66 66 69 63 20 69 73 20 64 65 74 65 63 74 65 64 2c   ┆ -  polling traffic is detected,┆
0x0ecc0…0ece0        20 62 75 74 20 6e 6f 74 20 74 6f 20 43 6f 6e 74 72 6f 6c 20 55 6e 69 74 2e 0d 0a 0d 0a 20 20 20   ┆ but not to Control Unit.       ┆
0x0ece0…0ed00        20 20 20 20 20 20 84 54 68 69 73 20 66 69 65 6c 64 20 6f 66 20 74 68 65 20 73 74 61 74 75 73 20   ┆       This field of the status ┆
0x0ed00…0ed20        6c 69 6e 65 20 69 73 20 61 6c 73 6f 20 75 73 65 64 20 66 6f 72 20 53 4e 41 20 0a 19 89 80 80 73   ┆line is also used for SNA      s┆
0x0ed20…0ed40        65 73 73 69 6f 6e 73 20 69 6e 66 6f 72 6d 61 74 69 6f 6e 2e 20 54 68 65 20 66 6f 6c 6c 6f 77 69   ┆essions information. The followi┆
0x0ed40…0ed60        6e 67 20 74 65 78 74 73 20 6d 61 79 20 61 70 70 65 61 72 3a 0d 0a 0d 0a 20 20 20 20 20 20 20 20   ┆ng texts may appear:            ┆
0x0ed60…0ed80        20 a1 05 0d 0a 20 20 20 20 20 20 20 20 20 a1 05 2d 50 55 20 20 20 20 20 20 20 20 0d 0a 0d 0a 20   ┆                -PU             ┆
0x0ed80…0eda0        20 20 20 20 20 20 20 20 2d 20 50 55 20 69 73 20 69 6e 61 63 74 69 76 65 0d 0a 0d 0a 20 20 20 20   ┆        - PU is inactive        ┆
0x0eda0…0edc0        20 20 20 20 20 a1 05 0d 0a 20 20 20 20 20 20 20 20 20 a1 05 2d 4c 55 20 20 20 20 20 20 20 20 0d   ┆                    -LU         ┆
0x0edc0…0ede0        0a 0d 0a 20 20 20 20 20 20 20 20 20 2d 20 4c 55 20 69 73 20 69 6e 61 63 74 69 76 65 0d 0a 0d 0a   ┆            - LU is inactive    ┆
0x0ede0…0ee00        20 20 20 20 20 20 20 20 20 a1 20 05 0d 0a 20 20 20 20 20 20 20 20 20 a1 05 53 20 20 20 20 20 20   ┆                         S      ┆
0x0ee00…0ee20 (119,) 20 20 20 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 2d 20 54 68 65 20 64 69 73 70 6c 61 79 20 69 73   ┆                - The display is┆
0x0ee20…0ee40        20 6f 77 6e 65 64 20 62 79 20 61 6e 20 53 53 43 50 20 73 65 73 73 69 6f 6e 0d 0a 0d 0a 20 20 20   ┆ owned by an SSCP session       ┆
0x0ee40…0ee60        20 20 20 20 20 20 a1 05 0d 0a 20 20 20 20 20 20 20 20 20 a1 05 4d 20 78 78 78 78 78 78 78 78 20   ┆                     M xxxxxxxx ┆
0x0ee60…0ee80        0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 2d 20 84 54 68 65 20 64 69 73 70 6c 61 79 20 69 73 20 6f   ┆             -  The display is o┆
0x0ee80…0eea0        77 6e 65 64 20 62 79 20 61 20 68 6f 73 74 20 61 70 70 6c 69 63 61 74 69 6f 6e 20 77 69 74 68 20   ┆wned by a host application with ┆
0x0eea0…0eec0        74 68 65 20 0a 19 8b 80 80 6e 61 6d 65 20 78 78 78 78 78 78 78 78 0d 0a 0d 0a 0d 0a b0 a1 36 2e   ┆the      name xxxxxxxx        6.┆
0x0eec0…0eee0        33 2e 32 20 20 20 20 43 6c 75 73 74 65 72 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 a1 05 0d 0a 20   ┆3.2    Cluster                  ┆
0x0eee0…0ef00        20 20 20 20 20 20 20 20 a1 05 43 55 20 64 69 73 63 6f 6e 6e 65 63 74 65 64 20 20 20 20 20 20 20   ┆          CU disconnected       ┆
0x0ef00…0ef20        20 20 20 20 20 20 20 20 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 2d 20 84 54 68 65 20 74 65 72 6d   ┆                     -  The term┆
0x0ef20…0ef40        69 6e 61 6c 20 64 6f 65 73 20 6e 6f 74 20 63 6f 6d 6d 75 6e 69 63 61 74 65 20 77 69 74 68 20 74   ┆inal does not communicate with t┆
0x0ef40…0ef60        68 65 20 52 43 38 39 30 20 0a 19 8b 80 80 43 6f 6e 74 72 6f 6c 20 55 6e 69 74 2e 20 54 68 65 20   ┆he RC890      Control Unit. The ┆
0x0ef60…0ef80        72 65 61 73 6f 6e 20 69 73 20 65 69 74 68 65 72 20 74 68 61 74 20 74 68 65 20 43 55 20 69 73 20   ┆reason is either that the CU is ┆
0x0ef80…0efa0        6e 6f 74 20 0a 19 8b 80 80 6f 70 65 72 61 74 69 6e 67 20 6f 72 20 74 68 61 74 20 74 68 65 20 52   ┆not      operating or that the R┆
0x0efa0…0efc0        63 43 69 72 63 75 69 74 20 69 73 20 64 69 73 63 6f 6e 6e 65 63 74 65 64 2e 0d 0a 0d 0a 20 20 20   ┆cCircuit is disconnected.       ┆
0x0efc0…0efe0        20 20 20 20 20 20 a1 05 0d 0a 20 20 20 20 20 20 20 20 20 a1 05 43 6f 6e 66 69 67 75 72 61 74 69   ┆                     Configurati┆
0x0efe0…0f000        6f 6e 20 45 72 72 6f 72 20 20 20 20 20 20 20 20 20 20 20 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20   ┆on Error                        ┆
0x0f000…0f020 (120,) 2d 20 84 54 68 65 20 74 65 72 6d 69 6e 61 6c 73 20 69 6e 20 74 68 65 20 63 6c 75 73 74 65 72 20   ┆-  The terminals in the cluster ┆
0x0f020…0f040        61 72 65 20 6e 6f 74 20 63 6f 6e 66 69 67 75 72 65 64 20 70 72 6f 80 0a 19 8b 80 80 70 65 72 6c   ┆are not configured pro      perl┆
0x0f040…0f060        79 2e 20 54 77 6f 20 6f 72 20 6d 6f 72 65 20 64 65 76 69 63 65 73 20 61 72 65 20 63 6f 6e 66 69   ┆y. Two or more devices are confi┆
0x0f060…0f080        67 75 72 65 64 20 61 73 20 74 6f 20 68 61 76 65 20 0a 19 8b 80 80 74 68 65 20 73 61 6d 65 20 64   ┆gured as to have      the same d┆
0x0f080…0f093        65 76 69 63 65 20 6e 75 6d 62 65 72 2e 0d 0a 0d 0a 0d 0a                                          ┆evice number.      ┆
0x0f093…0f096        FormFeed {
0x0f093…0f096          0c 80 b7                                                                                          ┆   ┆
0x0f093…0f096        }
0x0f096…0f0a0        0a b0 a1 36 2e 33 2e 33 20 20                                                                     ┆   6.3.3  ┆
0x0f0a0…0f0c0        20 20 50 72 69 6e 74 65 72 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 54 68 65 20 66 6f 6c 6c 6f   ┆  Printer              The follo┆
0x0f0c0…0f0e0        77 69 6e 67 20 6d 65 73 73 61 67 65 73 20 6d 61 79 20 61 70 70 65 61 72 20 69 6e 20 63 6f 6e 6e   ┆wing messages may appear in conn┆
0x0f0e0…0f100        65 63 74 69 6f 6e 20 77 69 74 68 20 74 68 65 20 0a 19 89 80 80 75 73 65 20 6f 66 20 74 68 65 20   ┆ection with the      use of the ┆
0x0f100…0f120        68 61 72 64 2d 63 6f 70 79 20 28 50 52 49 4e 54 20 6b 65 79 29 20 66 75 6e 63 74 69 6f 6e 2e 20   ┆hard-copy (PRINT key) function. ┆
0x0f120…0f140        4e 6f 74 65 20 74 68 61 74 20 61 6c 6c 20 0a 19 89 80 80 6f 66 20 74 68 65 73 65 20 6d 65 73 73   ┆Note that all      of these mess┆
0x0f140…0f160        61 67 65 73 20 72 65 66 65 72 20 74 6f 20 74 68 65 20 68 61 72 64 2d 63 6f 70 79 20 70 72 69 6e   ┆ages refer to the hard-copy prin┆
0x0f160…0f180        74 65 72 20 77 68 69 63 68 20 0a 19 89 80 80 68 61 73 20 62 65 65 6e 20 63 6f 6e 66 69 67 75 72   ┆ter which      has been configur┆
0x0f180…0f1a0        65 64 20 66 6f 72 20 74 68 65 20 74 65 72 6d 69 6e 61 6c 20 69 6e 20 71 75 65 73 74 69 6f 6e 2e   ┆ed for the terminal in question.┆
0x0f1a0…0f1c0        20 54 68 69 73 20 0a 19 89 80 80 6d 61 79 20 62 65 20 61 20 64 69 66 66 65 72 65 6e 74 20 70 72   ┆ This      may be a different pr┆
0x0f1c0…0f1e0        69 6e 74 65 72 20 74 68 61 6e 20 74 68 65 20 6f 6e 65 20 70 68 79 73 69 63 61 6c 6c 79 20 0a 19   ┆inter than the one physically   ┆
0x0f1e0…0f200        89 80 80 61 74 74 61 63 68 65 64 20 74 6f 20 74 68 65 20 74 65 72 6d 69 6e 61 6c 20 28 73 65 65   ┆   attached to the terminal (see┆
0x0f200…0f220 (121,) 20 63 68 61 70 74 65 72 20 35 29 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 a1 05 0d 0a a1 e1 20   ┆ chapter 5).                    ┆
0x0f220…0f240        20 20 20 20 20 20 20 20 a1 20 20 20 20 20 20 20 20 06 50 72 69 6e 74 65 72 20 62 75 73 79 20 05   ┆                  Printer busy  ┆
0x0f240…0f260        0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 2d 20 84 74 68 65 20 70 72 69 6e 74 65 72 20 69 73 20 62   ┆             -  the printer is b┆
0x0f260…0f280        75 73 79 20 77 69 74 68 20 6f 74 68 65 72 20 77 6f 72 6b 2c 20 65 69 74 68 65 72 20 68 61 72 64   ┆usy with other work, either hard┆
0x0f280…0f2a0        2d 63 6f 70 79 20 0a 19 8b 80 80 66 6f 72 20 61 6e 6f 74 68 65 72 20 74 65 72 6d 69 6e 61 6c 2c   ┆-copy      for another terminal,┆
0x0f2a0…0f2c0        20 6f 72 20 61 70 70 6c 69 63 61 74 69 6f 6e 20 64 69 72 65 63 74 65 64 20 70 72 69 6e 80 0a 19   ┆ or application directed prin   ┆
0x0f2c0…0f2e0        8b 80 80 74 69 6e 67 3b 20 74 68 65 20 70 72 69 6e 74 65 72 20 72 65 71 75 65 73 74 20 69 73 20   ┆   ting; the printer request is ┆
0x0f2e0…0f300        71 75 65 75 65 64 20 61 6e 64 20 74 68 65 20 6b 65 79 62 6f 61 72 64 20 0a 19 8b 80 80 72 65 6d   ┆queued and the keyboard      rem┆
0x0f300…0f320        61 69 6e 73 20 69 6e 68 69 62 69 74 65 64 2e 20 54 68 65 20 70 72 69 6e 74 20 72 65 71 75 65 73   ┆ains inhibited. The print reques┆
0x0f320…0f340        74 20 6d 61 79 20 62 65 20 63 61 6e 63 65 6c 6c 65 64 20 0a 19 8b 80 80 61 6e 64 20 74 68 65 20   ┆t may be cancelled      and the ┆
0x0f340…0f360        6b 65 79 62 6f 61 72 64 20 72 65 73 74 6f 72 65 64 20 62 79 20 70 72 65 73 73 69 6e 67 20 53 48   ┆keyboard restored by pressing SH┆
0x0f360…0f380        49 46 54 20 52 45 53 45 54 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 a1 05 0d 0a 20 20 20 20 20   ┆IFT RESET.                      ┆
0x0f380…0f3a0        20 20 20 20 a1 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 50 72 69 6e 74 65 72 20 6e 6f   ┆                      Printer no┆
0x0f3a0…0f3c0        74 20 61 76 61 69 6c 61 62 6c 65 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 0d 0a 0d   ┆t available                     ┆
0x0f3c0…0f3e0        0a 20 20 20 20 20 20 20 20 20 2d 20 84 74 68 65 20 70 72 69 6e 74 65 72 20 69 6e 64 69 63 61 74   ┆          -  the printer indicat┆
0x0f3e0…0f400        65 64 20 62 79 20 74 68 65 20 63 6f 6e 66 69 67 75 72 61 74 69 6f 6e 20 70 61 72 61 6d 65 74 65   ┆ed by the configuration paramete┆
0x0f400…0f420 (122,) 72 20 0a 19 8b 80 80 69 73 20 6e 6f 74 20 70 72 65 73 65 6e 74 20 69 6e 20 74 68 65 20 63 6c 75   ┆r      is not present in the clu┆
0x0f420…0f440        73 74 65 72 2e 20 54 68 65 20 72 65 61 73 6f 6e 20 6d 61 79 20 62 65 20 61 20 0a 19 8b 80 80 63   ┆ster. The reason may be a      c┆
0x0f440…0f460        6f 6e 66 69 67 75 72 61 74 69 6f 6e 20 65 72 72 6f 72 20 6f 72 20 74 68 61 74 20 74 68 65 20 73   ┆onfiguration error or that the s┆
0x0f460…0f480        79 73 74 65 6d 20 74 6f 20 77 68 69 63 68 20 74 68 65 20 0a 19 8b 80 80 70 72 69 6e 74 65 72 20   ┆ystem to which the      printer ┆
0x0f480…0f4a0        69 73 20 61 74 74 61 63 68 65 64 20 69 73 20 6e 6f 74 20 63 75 72 72 65 6e 74 6c 79 20 72 75 6e   ┆is attached is not currently run┆
0x0f4a0…0f4c0        6e 69 6e 67 20 74 68 65 20 0a 19 8b 80 80 65 6d 75 6c 61 74 6f 72 20 70 72 6f 67 72 61 6d 2e 0d   ┆ning the      emulator program. ┆
0x0f4c0…0f4e0        0a 0d 0a 20 20 20 20 20 20 20 20 20 a1 05 0d 0a 20 20 20 20 20 20 20 20 20 a1 20 20 20 20 20 20   ┆                                ┆
0x0f4e0…0f500        20 20 20 20 20 20 20 20 20 20 20 50 72 69 6e 74 20 63 61 6e 63 65 6c 6c 65 64 20 20 20 20 20 20   ┆           Print cancelled      ┆
0x0f500…0f520        20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 2d   ┆                               -┆
0x0f520…0f540        0d 0a 0d 0a 0d 0a 0d 0a 0d 0a 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 a1 05 0d 0a 20 20 20 20 20   ┆                                ┆
0x0f540…0f560        20 20 20 20 a1 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 50 72 69 6e 74 65 72 20 6f 66   ┆                      Printer of┆
0x0f560…0f580        66 6c 69 6e 65 05 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 a1 05 0d 0a 20 20 20 20 20 20 20 20 20   ┆fline                           ┆
0x0f580…0f5a0        a1 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 50 72 69 6e 74 65 72 20 6e 6f 74 20 72 65   ┆                  Printer not re┆
0x0f5a0…0f5c0        61 64 79 05 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 2d 20 84 42 6f 74 68 20 6f 66 20 74 68 65 73   ┆ady              -  Both of thes┆
0x0f5c0…0f5e0        65 20 6d 65 73 73 61 67 65 73 20 6d 61 79 20 6f 63 63 75 72 20 62 65 63 61 75 73 65 20 6f 66 20   ┆e messages may occur because of ┆
0x0f5e0…0f600        70 72 69 6e 74 65 72 20 0a 19 8b 80 80 6d 61 6c 66 75 6e 63 74 69 6f 6e 20 64 75 72 69 6e 67 20   ┆printer      malfunction during ┆
0x0f600…0f620 (123,) 61 20 70 72 69 6e 74 6f 75 74 20 6f 70 65 72 61 74 69 6f 6e 20 63 61 75 73 69 6e 67 20 74 68 65   ┆a printout operation causing the┆
0x0f620…0f640        20 0a 19 8b 80 80 6f 70 65 72 61 74 69 6f 6e 20 74 6f 20 62 65 20 61 62 6f 72 74 65 64 2e 20 53   ┆      operation to be aborted. S┆
0x0f640…0f660        70 65 63 69 66 69 63 61 6c 6c 79 20 74 68 65 79 20 69 6e 64 69 63 61 74 65 3a 0d 0a 0d 0a 20 20   ┆pecifically they indicate:      ┆
0x0f660…0f680        20 20 20 20 20 20 20 20 20 50 72 69 6e 74 65 72 20 6f 66 66 6c 69 6e 65 20 3a 20 84 70 6f 77 65   ┆         Printer offline :  powe┆
0x0f680…0f6a0        72 20 6f 66 66 2c 20 70 72 69 6e 74 65 72 20 6c 6f 63 61 6c 6c 79 20 73 65 6c 65 63 74 65 64 2c   ┆r off, printer locally selected,┆
0x0f6a0…0f6c0        20 0a 19 9d 80 80 70 61 70 65 72 20 6f 75 74 20 6f 72 20 62 61 64 20 70 72 69 6e 74 65 72 20 63   ┆      paper out or bad printer c┆
0x0f6c0…0f6e0        61 62 6c 65 20 0a 19 9d 80 80 63 6f 6e 6e 65 63 74 69 6f 6e 2e 0d 0a 0d 0a 20 20 20 20 20 20 20   ┆able      connection.           ┆
0x0f6e0…0f700        20 20 20 20 50 72 69 6e 74 65 72 20 6e 6f 74 20 72 65 61 64 79 3a 20 61 20 74 69 6d 65 6f 75 74   ┆    Printer not ready: a timeout┆
0x0f700…0f71b        20 6f 63 63 75 72 65 64 20 64 75 72 69 6e 67 20 70 72 69 6e 74 69 6e 67 2e 0d 0a                  ┆ occured during printing.  ┆
0x0f71b…0f71e        FormFeed {
0x0f71b…0f71e          0c 80 b4                                                                                          ┆   ┆
0x0f71b…0f71e        }
0x0f71e…0f720        0a b0                                                                                             ┆  ┆
0x0f720…0f740        a1 36 2e 33 2e 34 20 20 20 20 4b 65 79 62 6f 61 72 64 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 a1   ┆ 6.3.4    Keyboard              ┆
0x0f740…0f760        05 0d 0a 20 20 20 20 20 20 20 20 20 a1 20 78 05 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 41 6e   ┆              x               An┆
0x0f760…0f780        20 27 78 27 20 69 73 20 64 69 73 70 6c 61 79 65 64 20 77 68 65 6e 20 74 68 65 20 6b 65 79 62 6f   ┆ 'x' is displayed when the keybo┆
0x0f780…0f7a0        61 72 64 20 69 73 20 69 6e 68 69 62 69 74 65 64 2e 20 54 68 69 73 20 0a 19 89 80 80 6f 63 63 75   ┆ard is inhibited. This      occu┆
0x0f7a0…0f7c0        72 73 20 77 68 65 6e 20 61 6e 20 61 74 74 65 6e 74 69 6f 6e 20 68 61 73 20 62 65 65 6e 20 67 65   ┆rs when an attention has been ge┆
0x0f7c0…0f7e0        6e 65 72 61 74 65 64 20 61 6e 64 20 74 68 65 20 0a 19 89 80 80 6b 65 79 62 6f 61 72 64 20 68 61   ┆nerated and the      keyboard ha┆
0x0f7e0…0f800        73 20 6e 6f 74 20 79 65 74 20 62 65 65 6e 20 72 65 73 74 6f 72 65 64 20 62 79 20 74 68 65 20 61   ┆s not yet been restored by the a┆
0x0f800…0f820 (124,) 70 70 6c 69 63 61 74 69 6f 6e 2c 20 0a 19 89 80 80 69 2e 65 2e 20 64 75 72 69 6e 67 20 74 68 65   ┆pplication,      i.e. during the┆
0x0f820…0f840        20 27 72 65 73 70 6f 6e 73 65 20 74 69 6d 65 27 20 6f 66 20 74 68 65 20 61 70 70 6c 69 63 61 74   ┆ 'response time' of the applicat┆
0x0f840…0f860        69 6f 6e 2e 20 54 68 65 20 0a 19 89 80 80 6b 65 79 62 6f 61 72 64 20 69 73 20 61 6c 73 6f 20 69   ┆ion. The      keyboard is also i┆
0x0f860…0f880        6e 68 69 62 69 74 65 64 20 77 68 69 6c 65 20 74 68 65 20 74 65 72 6d 69 6e 61 6c 20 69 73 20 77   ┆nhibited while the terminal is w┆
0x0f880…0f8a0        61 69 74 69 6e 67 20 0a 19 89 80 80 69 6e 20 71 75 65 75 65 20 66 6f 72 20 61 20 72 65 71 75 65   ┆aiting      in queue for a reque┆
0x0f8a0…0f8c0        73 74 65 64 20 68 61 72 64 2d 63 6f 70 79 20 70 72 69 6e 74 6f 75 74 20 77 68 65 6e 20 74 68 65   ┆sted hard-copy printout when the┆
0x0f8c0…0f8e0        20 0a 19 89 80 80 50 52 49 4e 54 20 6b 65 79 20 68 61 73 20 62 65 65 6e 20 70 72 65 73 73 65 64   ┆      PRINT key has been pressed┆
0x0f8e0…0f900        2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 54 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 74 77 6f   ┆.              The following two┆
0x0f900…0f920        20 74 65 78 74 73 20 61 70 70 65 61 72 20 64 75 72 69 6e 67 20 53 4e 41 20 63 6f 6d 6d 75 6e 69   ┆ texts appear during SNA communi┆
0x0f920…0f940        63 61 74 69 6f 6e 20 0a 19 89 80 80 6f 6e 6c 79 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 a1 05   ┆cation      only.               ┆
0x0f940…0f960        0d 0a 20 20 20 20 20 20 20 20 20 a1 20 20 20 20 20 2d 46 05 0d 0a 0d 0a 20 20 20 20 20 20 20 20   ┆                 -F             ┆
0x0f960…0f980        20 84 41 20 63 75 72 72 65 6e 74 6c 79 20 75 6e 61 76 61 69 6c 61 62 6c 65 20 66 75 6e 63 74 69   ┆  A currently unavailable functi┆
0x0f980…0f9a0        6f 6e 20 77 61 73 20 72 65 71 75 65 73 74 65 64 2e 20 52 45 53 45 54 20 0a 19 89 80 80 73 68 6f   ┆on was requested. RESET      sho┆
0x0f9a0…0f9c0        75 6c 64 20 62 65 20 70 72 65 73 73 65 64 20 74 6f 20 72 65 73 74 6f 72 65 20 74 68 65 20 6b 65   ┆uld be pressed to restore the ke┆
0x0f9c0…0f9e0        79 62 6f 61 72 64 2e 20 43 6f 6e 64 69 74 69 6f 6e 73 20 0a 19 89 80 80 74 68 61 74 20 63 61 75   ┆yboard. Conditions      that cau┆
0x0f9e0…0fa00        73 65 20 61 20 4d 69 6e 75 73 20 46 75 6e 63 74 69 6f 6e 20 61 72 65 3a 0d 0a 0d 0a 20 20 20 20   ┆se a Minus Function are:        ┆
0x0fa00…0fa20 (125,) 20 20 20 20 20 31 2e 20 84 55 73 65 20 6f 66 20 61 20 41 54 54 4e 2c 20 50 46 2c 20 6f 72 20 50   ┆     1.  Use of a ATTN, PF, or P┆
0x0fa20…0fa40        41 20 6b 65 79 20 77 68 69 6c 65 20 74 68 65 20 53 53 43 50 20 73 65 73 73 69 6f 6e 20 0a 19 8c   ┆A key while the SSCP session    ┆
0x0fa40…0fa60        80 80 6f 72 20 70 72 69 6f 72 20 74 6f 20 41 43 54 4c 55 2e 20 41 6c 73 6f 20 75 73 65 20 6f 66   ┆  or prior to ACTLU. Also use of┆
0x0fa60…0fa80        20 74 68 65 20 45 6e 74 65 72 20 6b 65 79 20 70 72 69 6f 72 20 74 6f 20 0a 19 8c 80 80 41 43 54   ┆ the Enter key prior to      ACT┆
0x0fa80…0faa0        4c 55 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 32 2e 20 84 55 73 65 20 6f 66 20 53 59 53 20 52   ┆LU.             2.  Use of SYS R┆
0x0faa0…0fac0        45 51 20 70 72 69 6f 72 20 74 6f 20 72 65 63 65 69 70 74 20 6f 66 20 41 43 54 4c 55 2e 0d 0a 0d   ┆EQ prior to receipt of ACTLU.   ┆
0x0fac0…0fae0        0a 20 20 20 20 20 20 20 20 20 33 2e 20 84 41 6e 79 20 6f 66 20 74 68 65 20 66 6f 6c 6c 6f 77 69   ┆          3.  Any of the followi┆
0x0fae0…0fb00        6e 67 20 61 63 74 69 6f 6e 73 20 69 6e 20 72 65 63 65 69 76 65 20 73 74 61 74 65 20 77 69 74 68   ┆ng actions in receive state with┆
0x0fb00…0fb20        20 0a 19 8c 80 80 74 68 65 20 6b 65 79 62 6f 61 72 64 20 75 6e 6c 6f 63 6b 65 64 3a 20 50 72 69   ┆      the keyboard unlocked: Pri┆
0x0fb20…0fb40        6e 74 20 61 6e 64 20 61 6c 6c 20 41 49 44 20 67 65 6e 65 72 61 74 69 6e 67 20 0a 19 8c 80 80 6b   ┆nt and all AID generating      k┆
0x0fb40…0fb60        65 79 73 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 a1 05 0d 0a 20 20 20 20 20 20 20 20 20 a1 20   ┆eys.                            ┆
0x0fb60…0fb80        20 20 20 20 53 79 73 74 65 6d 05 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 49 6e 20 73 79 73 74   ┆    System               In syst┆
0x0fb80…0fba0        65 6d 73 20 74 68 61 74 20 75 73 65 20 53 4e 41 20 70 72 6f 74 6f 63 6f 6c 2c 20 74 68 65 20 53   ┆ems that use SNA protocol, the S┆
0x0fba0…0fbc0        79 73 74 65 6d 20 4c 6f 63 6b 20 73 79 6d 62 6f 6c 20 0a 19 89 80 80 61 70 70 65 61 72 73 20 77   ┆ystem Lock symbol      appears w┆
0x0fbc0…0fbe0        68 65 6e 20 74 68 65 20 61 70 70 6c 69 63 61 74 69 6f 6e 20 70 72 6f 67 72 61 6d 20 68 61 73 20   ┆hen the application program has ┆
0x0fbe0…0fc00        72 65 70 6c 69 65 64 20 74 6f 20 74 68 65 20 0a 19 89 80 80 6c 61 73 74 20 6d 65 73 73 61 67 65   ┆replied to the      last message┆
0x0fc00…0fc20 (126,) 20 73 65 6e 74 20 62 79 20 74 68 65 20 6f 70 65 72 61 74 6f 72 20 61 6e 64 20 69 73 20 72 65 71   ┆ sent by the operator and is req┆
0x0fc20…0fc40        75 65 73 74 69 6e 67 20 74 68 65 20 0a 19 89 80 80 6f 70 65 72 61 74 6f 72 20 74 6f 20 73 65 6e   ┆uesting the      operator to sen┆
0x0fc40…0fc60        64 20 74 68 65 20 6e 65 78 74 20 6d 65 73 73 61 67 65 2e 20 41 74 20 74 68 69 73 20 74 69 6d 65   ┆d the next message. At this time┆
0x0fc60…0fc80        2c 20 68 6f 77 80 0a 19 89 80 80 65 76 65 72 2c 20 74 68 65 20 68 6f 73 74 20 68 61 73 20 6e 6f   ┆, how      ever, the host has no┆
0x0fc80…0fca0        74 20 75 6e 6c 6f 63 6b 65 64 20 74 68 65 20 6b 65 79 62 6f 61 72 64 2e 0d 0a 0d 0a 20 20 20 20   ┆t unlocked the keyboard.        ┆
0x0fca0…0fcc0        20 20 20 20 20 84 4e 6f 72 6d 61 6c 6c 79 20 74 68 65 20 53 65 73 73 69 6f 6e 20 77 69 6c 6c 20   ┆      Normally the Session will ┆
0x0fcc0…0fce0        62 65 20 72 65 6d 6f 76 65 64 20 62 79 20 74 68 65 20 68 6f 73 74 2e 0d 0a 0d 0a 0d 0a b0 a1 36   ┆be removed by the host.        6┆
0x0fce0…0fd00        2e 34 20 20 20 20 20 20 52 65 76 65 61 6c 20 4d 6f 64 65 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20   ┆.4      Reveal Mode             ┆
0x0fd00…0fd20        a1 05 0d 0a 20 20 20 20 20 20 20 20 20 a1 20 20 20 20 20 6c 6c 2e 70 70 20 58 27 30 30 05 0d 0a   ┆                   ll.pp X'00   ┆
0x0fd20…0fd40        0d 0a 20 20 20 20 20 20 20 20 20 84 57 68 65 6e 20 74 68 65 20 65 6d 75 6c 61 74 6f 72 20 69 73   ┆            When the emulator is┆
0x0fd40…0fd60        20 69 6e 20 72 65 76 65 61 6c 20 6d 6f 64 65 2c 20 74 68 65 20 63 75 72 73 6f 72 20 70 6f 73 69   ┆ in reveal mode, the cursor posi┆
0x0fd60…0fd80        80 0a 19 89 80 80 74 69 6f 6e 2c 20 69 6e 64 69 63 61 74 65 64 20 62 79 20 6c 69 6e 65 20 6e 75   ┆      tion, indicated by line nu┆
0x0fd80…0fda0        6d 62 65 72 20 61 6e 64 20 70 6f 73 69 74 69 6f 6e 20 6e 75 6d 62 65 72 20 69 6e 20 0a 19 89 80   ┆mber and position number in     ┆
0x0fda0…0fdc0        80 74 68 65 20 6c 69 6e 65 2c 20 61 6e 64 20 74 68 65 20 73 63 72 65 65 6e 20 69 6d 61 67 65 20   ┆ the line, and the screen image ┆
0x0fdc0…0fde0        63 6f 6e 74 65 6e 74 73 20 69 6e 20 74 68 65 20 63 75 72 73 6f 72 20 0a 19 89 80 80 70 6f 73 69   ┆contents in the cursor      posi┆
0x0fde0…0fe00        74 69 6f 6e 20 61 72 65 20 73 68 6f 77 6e 20 69 6e 20 74 68 65 20 73 74 61 74 75 73 20 6c 69 6e   ┆tion are shown in the status lin┆
0x0fe00…0fe20 (127,) 65 2e 20 54 68 65 20 63 6f 6e 74 65 6e 74 73 20 61 72 65 20 0a 19 89 80 80 73 68 6f 77 6e 20 69   ┆e. The contents are      shown i┆
0x0fe20…0fe40        6e 20 68 65 78 61 64 65 63 69 6d 61 6c 20 6e 6f 74 61 74 69 6f 6e 2e 20 57 68 65 6e 65 76 65 72   ┆n hexadecimal notation. Whenever┆
0x0fe40…0fe60        20 74 68 65 20 63 75 72 73 6f 72 20 69 73 20 0a 19 89 80 80 70 6f 73 69 74 69 6f 6e 65 64 20 69   ┆ the cursor is      positioned i┆
0x0fe60…0fe80        6e 20 61 20 6e 6f 6e 2d 64 69 73 70 6c 61 79 20 66 69 65 6c 64 2c 20 74 68 65 20 63 6f 6e 73 74   ┆n a non-display field, the const┆
0x0fe80…0fe99        61 6e 74 20 58 27 4e 4e 20 69 73 20 0a 19 89 80 80 73 68 6f 77 6e 2e 0d 0a                        ┆ant X'NN is      shown.  ┆
0x0fe99…0fe9c        FormFeed {
0x0fe99…0fe9c          0c 80 b9                                                                                          ┆   ┆
0x0fe99…0fe9c        }
0x0fe9c…0fea0        0a 20 20 20                                                                                       ┆    ┆
0x0fea0…0fec0        20 20 20 20 20 20 84 54 68 65 20 73 75 63 63 65 64 69 6e 67 20 73 65 63 74 69 6f 6e 20 63 6f 6e   ┆       The succeding section con┆
0x0fec0…0fee0        74 61 69 6e 73 20 61 20 64 65 73 63 72 69 70 74 69 6f 6e 20 6f 6e 20 68 6f 77 20 74 6f 20 0a 19   ┆tains a description on how to   ┆
0x0fee0…0ff00        89 80 80 65 6e 74 65 72 20 72 65 76 65 61 6c 20 6d 6f 64 65 2e 0d 0a 0d 0a 0d 0a 0d 0a b0 a1 36   ┆   enter reveal mode.          6┆
0x0ff00…0ff20        2e 35 20 20 20 20 20 20 55 70 64 61 74 69 6e 67 20 6f 66 20 50 61 72 61 6d 65 74 65 72 73 0d 0a   ┆.5      Updating of Parameters  ┆
0x0ff20…0ff40        0d 0a 20 20 20 20 20 20 20 20 20 84 41 73 20 6d 65 6e 74 69 6f 6e 65 64 20 69 6e 20 73 65 63 74   ┆            As mentioned in sect┆
0x0ff40…0ff60        69 6f 6e 20 31 2e 32 2c 20 73 6f 6d 65 20 6f 66 20 74 68 65 20 63 6f 6e 66 69 67 75 72 61 74 69   ┆ion 1.2, some of the configurati┆
0x0ff60…0ff80        6f 6e 20 0a 19 89 80 80 70 61 72 61 6d 65 74 65 72 20 76 61 6c 75 65 73 20 6d 61 79 20 62 65 20   ┆on      parameter values may be ┆
0x0ff80…0ffa0        63 68 61 6e 67 65 64 20 61 66 74 65 72 20 74 68 65 20 73 74 61 72 74 20 6f 66 20 74 68 65 20 0a   ┆changed after the start of the  ┆
0x0ffa0…0ffc0        19 89 80 80 65 6d 75 6c 61 74 6f 72 2e 20 53 75 63 68 20 63 68 61 6e 67 65 73 20 61 72 65 20 74   ┆    emulator. Such changes are t┆
0x0ffc0…0ffe0        65 6d 70 6f 72 61 72 79 20 61 6e 64 20 61 72 65 20 63 6f 6e 73 65 71 75 65 6e 74 80 0a 19 89 80   ┆emporary and are consequent     ┆
0x0ffe0…10000        80 6c 79 20 76 61 6c 69 64 20 6f 6e 6c 79 20 75 6e 74 69 6c 20 74 68 65 20 74 65 72 6d 69 6e 61   ┆ ly valid only until the termina┆
0x10000…10020 (128,) 6c 20 69 73 20 70 6f 77 65 72 65 64 20 64 6f 77 6e 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84   ┆l is powered down.              ┆
0x10020…10040        44 75 72 69 6e 67 20 74 68 65 20 75 70 64 61 74 69 6e 67 20 6f 66 20 63 6f 6e 66 69 67 75 72 61   ┆During the updating of configura┆
0x10040…10060        74 69 6f 6e 20 70 61 72 61 6d 65 74 65 72 73 2c 20 74 68 65 20 0a 19 89 80 80 6b 65 79 62 6f 61   ┆tion parameters, the      keyboa┆
0x10060…10080        72 64 20 69 73 20 72 65 73 65 72 76 65 64 20 66 6f 72 20 74 68 69 73 20 73 70 65 63 69 66 69 63   ┆rd is reserved for this specific┆
0x10080…100a0        20 70 75 72 70 6f 73 65 2c 20 77 68 65 72 65 61 73 20 0a 19 89 80 80 74 68 65 20 73 63 72 65 65   ┆ purpose, whereas      the scree┆
0x100a0…100c0        6e 20 77 69 6c 6c 20 63 6f 6e 74 69 6e 75 65 20 74 6f 20 73 68 6f 77 20 70 6f 73 73 69 62 6c 65   ┆n will continue to show possible┆
0x100c0…100e0        20 73 63 72 65 65 6e 20 69 6d 61 67 65 73 20 0a 19 89 80 80 72 65 63 65 69 76 65 64 20 66 72 6f   ┆ screen images      received fro┆
0x100e0…10100        6d 20 74 68 65 20 68 6f 73 74 20 63 6f 6d 70 75 74 65 72 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20   ┆m the host computer.            ┆
0x10100…10120        20 84 54 68 65 20 70 61 72 61 6d 65 74 65 72 20 75 70 64 61 74 69 6e 67 20 6d 6f 64 65 20 69 73   ┆  The parameter updating mode is┆
0x10120…10140        20 65 6e 74 65 72 65 64 20 62 79 20 70 72 65 73 73 69 6e 67 20 74 68 65 20 0a 19 89 80 80 53 48   ┆ entered by pressing the      SH┆
0x10140…10160        49 46 54 20 53 45 4c 45 43 54 20 6b 65 79 73 2c 20 61 6e 64 20 77 69 6c 6c 20 69 6e 69 74 69 61   ┆IFT SELECT keys, and will initia┆
0x10160…10180        6c 6c 79 20 73 68 6f 77 20 74 68 65 20 6d 65 73 73 61 67 65 3a 0d 0a 0d 0a 20 20 20 20 20 20 20   ┆lly show the message:           ┆
0x10180…101a0        20 20 a1 05 0d 0a 20 20 20 20 20 20 20 20 20 a1 20 20 20 20 20 20 20 20 20 20 20 53 65 74 75 70   ┆                           Setup┆
0x101a0…101c0        05 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 41 20 63 6f 6e 66 69 67 75 72 61 74 69 6f 6e 20 70   ┆               A configuration p┆
0x101c0…101e0        61 72 61 6d 65 74 65 72 20 74 6f 20 62 65 20 75 70 64 61 74 65 64 20 69 73 20 73 65 6c 65 63 74   ┆arameter to be updated is select┆
0x101e0…10200        65 64 20 62 79 20 0a 19 89 80 80 70 72 65 73 73 69 6e 67 20 6f 6e 65 20 6f 66 20 74 68 65 20 66   ┆ed by      pressing one of the f┆
0x10200…10220 (129,) 6f 6c 6c 6f 77 69 6e 67 20 6b 65 79 73 3a 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 a1 b0 20 4b 65   ┆ollowing keys:                Ke┆
0x10220…10240        79 20 20 20 50 61 72 61 6d 65 74 65 72 20 20 20 20 20 20 20 20 0d 0a 0d 0a 20 20 20 20 20 20 20   ┆y   Parameter                   ┆
0x10240…10260        20 20 20 48 20 20 20 20 20 48 61 72 64 63 6f 70 79 20 6d 6f 64 65 0d 0a 20 20 20 20 20 20 20 20   ┆   H     Hardcopy mode          ┆
0x10260…10280        20 20 43 20 20 20 20 20 43 75 72 73 6f 72 20 70 72 65 73 65 6e 74 61 74 69 6f 6e 0d 0a 20 20 20   ┆  C     Cursor presentation     ┆
0x10280…102a0        20 20 20 20 20 20 20 50 20 20 20 20 20 50 72 69 6e 74 65 72 20 6d 6f 64 65 0d 0a 20 20 20 20 20   ┆       P     Printer mode       ┆
0x102a0…102c0        20 20 20 20 20 4f 20 20 20 20 20 4f 72 69 65 6e 74 61 74 69 6f 6e 20 53 77 69 74 63 68 0d 0a 20   ┆     O     Orientation Switch   ┆
0x102c0…102e0        20 20 20 20 20 20 20 20 20 44 20 20 20 20 20 44 69 73 70 6c 61 79 20 6d 6f 64 65 0d 0a 20 20 20   ┆         D     Display mode     ┆
0x102e0…10300        20 20 20 20 20 20 20 4b 20 20 20 20 20 4b 65 79 62 6f 61 72 64 20 6d 6f 64 65 0d 0a 20 20 20 20   ┆       K     Keyboard mode      ┆
0x10300…10320        20 20 20 20 20 20 52 20 20 20 20 20 52 65 76 65 61 6c 20 6d 6f 64 65 0d 0a 0d 0a 20 20 20 20 20   ┆      R     Reveal mode         ┆
0x10320…10340        20 20 20 20 84 81 50 6c 65 61 73 65 20 6e 6f 74 69 63 65 20 74 68 61 74 20 6f 6e 6c 79 20 6c 61   ┆      Please notice that only la┆
0x10340…10360        74 69 6e 20 63 68 61 72 61 63 74 65 72 73 20 61 72 65 20 61 6c 6c 6f 77 65 64 2c 20 0a 19 89 80   ┆tin characters are allowed,     ┆
0x10360…10380        80 69 2e 65 2e 20 74 68 65 20 74 65 72 6d 69 6e 61 6c 20 6d 75 73 74 20 62 65 20 4c 61 74 69 6e   ┆ i.e. the terminal must be Latin┆
0x10380…103a0        20 4d 6f 64 65 2c 20 6f 72 20 74 68 65 20 53 50 45 43 20 53 48 49 46 54 20 0a 19 89 80 80 6b 65   ┆ Mode, or the SPEC SHIFT      ke┆
0x103a0…103c0        79 20 6d 75 73 74 20 62 65 20 75 73 65 64 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 53 65 6c   ┆y must be used.              Sel┆
0x103c0…103e0        65 63 74 69 6f 6e 20 6f 66 20 6f 6e 65 20 6f 66 20 74 68 65 20 73 69 78 20 66 69 72 73 74 20 6d   ┆ection of one of the six first m┆
0x103e0…10400        65 6e 74 69 6f 6e 65 64 20 63 6f 6e 66 69 67 75 72 80 0a 19 89 80 80 61 74 69 6f 6e 20 70 61 72   ┆entioned configur      ation par┆
0x10400…10420 (130,) 61 6d 65 74 65 72 73 20 63 61 75 73 65 73 20 74 68 65 20 64 69 73 70 6c 61 79 69 6e 67 20 6f 66   ┆ameters causes the displaying of┆
0x10420…10440        20 74 68 65 20 70 61 72 61 6d 65 74 65 72 20 0a 19 89 80 80 6e 61 6d 65 20 61 6e 64 20 69 74 73   ┆ the parameter      name and its┆
0x10440…10460        20 63 75 72 72 65 6e 74 6c 79 20 61 73 73 6f 63 69 61 74 65 64 20 76 61 6c 75 65 2c 20 77 68 69   ┆ currently associated value, whi┆
0x10460…10480        63 68 20 6d 61 79 20 74 68 65 6e 20 0a 19 89 80 80 62 65 20 75 70 64 61 74 65 64 2e 20 53 65 6c   ┆ch may then      be updated. Sel┆
0x10480…104a0        65 63 74 69 6f 6e 20 6f 66 20 74 68 65 20 6c 61 73 74 2d 6d 65 6e 74 69 6f 6e 65 64 20 70 61 72   ┆ection of the last-mentioned par┆
0x104a0…104c0        61 6d 65 74 65 72 20 0a 19 89 80 80 63 61 75 73 65 73 20 61 6e 20 69 6d 6d 65 64 69 61 74 65 20   ┆ameter      causes an immediate ┆
0x104c0…104e0        63 68 61 6e 67 65 20 69 6e 20 74 68 65 20 70 61 72 61 6d 65 74 65 72 20 76 61 6c 75 65 2c 20 69   ┆change in the parameter value, i┆
0x104e0…10500        2e 65 2e 20 0a 19 89 80 80 72 65 76 65 61 6c 20 6d 6f 64 65 20 69 73 20 65 69 74 68 65 72 20 65   ┆.e.      reveal mode is either e┆
0x10500…10520        6e 61 62 6c 65 64 20 6f 72 20 64 69 73 61 62 6c 65 64 20 61 6e 64 20 74 68 65 20 70 61 72 61 6d   ┆nabled or disabled and the param┆
0x10520…10540        80 0a 19 89 80 80 65 74 65 72 20 75 70 64 61 74 69 6e 67 20 6d 6f 64 65 20 69 73 20 74 65 72 6d   ┆      eter updating mode is term┆
0x10540…10560        69 6e 61 74 65 64 20 61 75 74 6f 6d 61 74 69 63 61 6c 6c 79 2e 0d 0a 0d 0a 20 20 20 20 20 20 20   ┆inated automatically.           ┆
0x10560…10580        20 20 a1 05 0d 0a 20 20 20 20 20 20 20 20 20 a1 20 20 20 20 20 20 20 20 20 48 43 50 20 3a 20 30   ┆                         HCP : 0┆
0x10580…105a0        30 20 05 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 a1 05 0d 0a 20 20 20 20 20 20 20 20 20 a1 20 20   ┆0                               ┆
0x105a0…105b4        20 20 20 20 20 20 20 43 50 20 20 3a 20 20 30 05 0d 0a 0d 0a                                       ┆       CP  :  0     ┆
0x105b4…105b7        FormFeed {
0x105b4…105b7          0c 80 b6                                                                                          ┆   ┆
0x105b4…105b7        }
0x105b7…105c0        0a 20 20 20 20 20 20 20 20                                                                        ┆         ┆
0x105c0…105e0        20 a1 05 0d 0a 20 20 20 20 20 20 20 20 20 a1 20 20 20 20 20 20 20 20 20 50 4d 20 20 3a 20 20 30   ┆                        PM  :  0┆
0x105e0…10600        05 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 a1 05 0d 0a 20 20 20 20 20 20 20 20 20 a1 20 20 20 20   ┆                                ┆
0x10600…10620 (131,) 20 20 20 20 20 41 4f 53 20 3a 20 20 30 05 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 a2 e2 a1 05 0d   ┆     AOS :  0                   ┆
0x10620…10640        0a 20 20 20 20 20 20 20 20 20 a1 20 20 20 20 20 20 20 20 20 41 44 4d 20 3a 20 20 30 05 0d 0a 0d   ┆                    ADM :  0    ┆
0x10640…10660        0a 20 20 20 20 20 20 20 20 20 a2 e2 a1 05 0d 0a 20 20 20 20 20 20 20 20 20 a1 20 20 20 20 20 20   ┆                                ┆
0x10660…10680        20 20 20 41 4b 4d 20 3a 20 20 30 05 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 41 6e 20 61 64 64   ┆   AKM :  0               An add┆
0x10680…106a0        69 74 69 6f 6e 61 6c 20 63 75 72 73 6f 72 20 73 68 6f 77 73 20 74 68 65 20 63 75 72 72 65 6e 74   ┆itional cursor shows the current┆
0x106a0…106c0        20 65 64 69 74 20 70 6f 73 69 74 69 6f 6e 20 69 6e 20 0a 19 89 80 80 74 68 65 20 70 61 72 61 6d   ┆ edit position in      the param┆
0x106c0…106e0        65 74 65 72 20 76 61 6c 75 65 2e 20 54 68 65 20 6e 75 6d 65 72 69 63 20 6b 65 79 73 20 61 72 65   ┆eter value. The numeric keys are┆
0x106e0…10700        20 75 73 65 64 20 74 6f 20 75 70 64 61 74 65 20 0a 19 89 80 80 74 68 65 20 70 61 72 61 6d 65 74   ┆ used to update      the paramet┆
0x10700…10720        65 72 20 76 61 6c 75 65 20 77 68 65 72 65 62 79 20 74 68 65 20 61 64 64 69 74 69 6f 6e 61 6c 20   ┆er value whereby the additional ┆
0x10720…10740        63 75 72 73 6f 72 20 69 73 20 0a 19 89 80 80 6d 6f 76 65 64 20 72 69 67 68 74 20 63 79 63 6c 69   ┆cursor is      moved right cycli┆
0x10740…10760        63 61 6c 6c 79 20 69 6e 20 74 68 65 20 70 61 72 61 6d 65 74 65 72 20 76 61 6c 75 65 20 66 69 65   ┆cally in the parameter value fie┆
0x10760…10780        6c 64 2e 20 54 68 65 20 0a 19 89 80 80 61 64 64 69 74 69 6f 6e 61 6c 20 63 75 72 73 6f 72 20 6d   ┆ld. The      additional cursor m┆
0x10780…107a0        61 79 20 61 6c 73 6f 20 62 65 20 6d 6f 76 65 64 20 6c 65 66 74 77 61 72 64 73 20 62 79 20 75 73   ┆ay also be moved leftwards by us┆
0x107a0…107c0        69 6e 67 20 0a 19 89 80 80 74 68 65 20 6c 65 66 74 20 61 72 72 6f 77 20 6b 65 79 2e 0d 0a 0d 0a   ┆ing      the left arrow key.    ┆
0x107c0…107e0        20 20 20 20 20 20 20 20 20 84 57 68 65 6e 20 74 68 65 20 6e 65 77 20 70 61 72 61 6d 65 74 65 72   ┆          When the new parameter┆
0x107e0…10800        20 76 61 6c 75 65 73 20 68 61 73 20 62 65 65 6e 20 73 65 6c 65 63 74 65 64 2c 20 72 65 74 75 72   ┆ values has been selected, retur┆
0x10800…10820 (132,) 6e 80 0a 19 89 80 80 69 6e 67 20 66 72 6f 6d 20 74 68 65 20 70 61 72 61 6d 65 74 65 72 20 75 70   ┆n      ing from the parameter up┆
0x10820…10840        64 61 74 69 6e 67 20 6d 6f 64 65 20 69 73 20 6f 62 74 61 69 6e 65 64 20 62 79 20 0a 19 89 80 80   ┆dating mode is obtained by      ┆
0x10840…10860        70 72 65 73 73 69 6e 67 20 65 69 74 68 65 72 20 74 68 65 20 4e 45 57 20 4c 49 4e 45 20 6b 65 79   ┆pressing either the NEW LINE key┆
0x10860…10880        20 6f 72 20 74 68 65 20 53 45 4e 44 20 6b 65 79 2e 20 52 65 80 0a 19 89 80 80 74 75 72 6e 69 6e   ┆ or the SEND key. Re      turnin┆
0x10880…108a0        67 20 66 72 6f 6d 20 74 68 65 20 70 61 72 61 6d 65 74 65 72 20 75 70 64 61 74 69 6e 67 20 6d 6f   ┆g from the parameter updating mo┆
0x108a0…108c0        64 65 20 77 69 74 68 6f 75 74 20 63 68 61 6e 67 80 0a 19 89 80 80 69 6e 67 20 74 68 65 20 6f 6c   ┆de without chang      ing the ol┆
0x108c0…108e0        64 20 70 61 72 61 6d 65 74 65 72 20 76 61 6c 75 65 20 69 73 20 6f 62 74 61 69 6e 65 64 20 62 79   ┆d parameter value is obtained by┆
0x108e0…10900        20 70 72 65 73 73 69 6e 67 20 74 68 65 20 0a 19 89 80 80 45 53 43 20 6b 65 79 2e 20 4e 6f 74 65   ┆ pressing the      ESC key. Note┆
0x10900…10920        20 74 68 61 74 20 69 6c 6c 65 67 61 6c 20 70 61 72 61 6d 65 74 65 72 20 76 61 6c 75 65 73 20 77   ┆ that illegal parameter values w┆
0x10920…10940        69 6c 6c 20 63 61 75 73 65 20 0a 19 89 80 80 74 68 65 20 61 6c 61 72 6d 20 74 6f 20 73 6f 75 6e   ┆ill cause      the alarm to soun┆
0x10940…10960        64 2e 0d 0a 0d 0a 0d 0a b0 a1 36 2e 36 20 20 20 20 20 20 53 63 72 65 65 6e 20 49 6d 61 67 65 20   ┆d.        6.6      Screen Image ┆
0x10960…10980        54 69 6d 65 6f 75 74 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 41 20 73 63 72 65 65 6e 20 69 6d   ┆Timeout              A screen im┆
0x10980…109a0        61 67 65 20 73 77 69 74 63 68 2d 6f 66 66 20 66 61 63 69 6c 69 74 79 20 69 73 20 70 72 6f 76 69   ┆age switch-off facility is provi┆
0x109a0…109c0        64 65 64 20 77 69 74 68 20 74 68 65 20 0a 19 89 80 80 65 6d 75 6c 61 74 6f 72 20 61 6e 64 20 69   ┆ded with the      emulator and i┆
0x109c0…109e0        73 20 61 75 74 6f 6d 61 74 69 63 61 6c 6c 79 20 65 66 66 65 63 74 65 64 20 61 66 74 65 72 20 61   ┆s automatically effected after a┆
0x109e0…10a00        20 75 73 65 72 2d 0a 19 89 80 80 64 65 66 69 6e 65 64 20 70 65 72 69 6f 64 20 6f 66 20 74 69 6d   ┆ user-     defined period of tim┆
0x10a00…10a20 (133,) 65 20 64 75 72 69 6e 67 20 77 68 69 63 68 20 6e 6f 20 6b 65 79 73 20 77 65 72 65 20 73 74 72 75   ┆e during which no keys were stru┆
0x10a20…10a40        63 6b 20 0a 19 89 80 80 61 6e 64 20 6e 6f 20 73 63 72 65 65 6e 20 69 6d 61 67 65 73 20 77 65 72   ┆ck      and no screen images wer┆
0x10a40…10a60        65 20 72 65 63 65 69 76 65 64 20 66 72 6f 6d 20 74 68 65 20 68 6f 73 74 20 63 6f 6d 70 75 80 0a   ┆e received from the host compu  ┆
0x10a60…10a80        19 89 80 80 74 65 72 20 61 70 70 6c 69 63 61 74 69 6f 6e 20 70 72 6f 67 72 61 6d 2e 0d 0a 0d 0a   ┆    ter application program.    ┆
0x10a80…10aa0        20 20 20 20 20 20 20 20 20 84 57 68 65 6e 20 74 68 65 20 73 63 72 65 65 6e 20 69 6d 61 67 65 20   ┆          When the screen image ┆
0x10aa0…10ac0        69 73 20 73 77 69 74 63 68 65 64 20 6f 66 66 2c 20 74 68 65 20 53 45 4c 45 43 54 20 6b 65 79 20   ┆is switched off, the SELECT key ┆
0x10ac0…10ae0        0a 19 89 80 80 69 6e 64 69 63 61 74 6f 72 20 77 69 6c 6c 20 66 6c 61 73 68 2e 0d 0a 0d 0a 20 20   ┆     indicator will flash.      ┆
0x10ae0…10b00        20 20 20 20 20 20 20 84 54 68 65 20 73 63 72 65 65 6e 20 69 6d 61 67 65 20 6d 61 79 20 61 74 20   ┆        The screen image may at ┆
0x10b00…10b20        61 6e 79 20 74 69 6d 65 20 62 65 20 73 77 69 74 63 68 65 64 20 62 61 63 6b 20 6f 6e 20 62 79 20   ┆any time be switched back on by ┆
0x10b20…10b40        0a 19 89 80 80 70 72 65 73 73 69 6e 67 20 61 6e 79 20 6b 65 79 2c 20 61 6e 64 2c 20 69 6e 20 61   ┆     pressing any key, and, in a┆
0x10b40…10b60        64 64 69 74 69 6f 6e 20 74 6f 20 73 77 69 74 63 68 69 6e 67 20 74 68 65 20 0a 19 89 80 80 73 63   ┆ddition to switching the      sc┆
0x10b60…10b80        72 65 65 6e 20 69 6d 61 67 65 20 6f 6e 2c 20 74 68 65 20 65 6d 75 6c 61 74 6f 72 20 77 69 6c 6c   ┆reen image on, the emulator will┆
0x10b80…10ba0        20 61 6c 73 6f 20 70 65 72 66 6f 72 6d 20 74 68 65 20 0a 19 89 80 80 61 63 74 69 6f 6e 20 61 73   ┆ also perform the      action as┆
0x10ba0…10bc0        73 6f 63 69 61 74 65 64 20 77 69 74 68 20 74 68 65 20 6b 65 79 2e 20 49 66 20 6e 6f 20 61 63 74   ┆sociated with the key. If no act┆
0x10bc0…10be0        69 6f 6e 20 69 73 20 72 65 80 0a 19 89 80 80 71 75 69 72 65 64 2c 20 74 68 65 20 73 63 72 65 65   ┆ion is re      quired, the scree┆
0x10be0…10c00        6e 20 69 6d 61 67 65 20 6d 61 79 20 62 65 20 73 77 69 74 63 68 65 64 20 6f 6e 20 62 79 20 70 72   ┆n image may be switched on by pr┆
0x10c00…10c1c (134,) 65 73 73 69 6e 67 20 0a 19 89 80 80 74 68 65 20 45 53 43 20 6b 65 79 2e 0d 0a 0d 0a               ┆essing      the ESC key.    ┆
0x10c1c…10c1f        FormFeed {
0x10c1c…10c1f          0c 80 ae                                                                                          ┆   ┆
0x10c1c…10c1f        }
0x10c1f…10c20        0a                                                                                                ┆ ┆
0x10c20…10c40        b0 a1 37 2e 20 20 20 20 20 20 20 43 4f 4e 46 49 47 55 52 41 54 49 4f 4e 20 50 41 52 41 4d 45 54   ┆  7.       CONFIGURATION PARAMET┆
0x10c40…10c60        45 52 53 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 41 20 6e 75 6d 62 65 72 20 6f 66 20 63 6f 6e   ┆ERS              A number of con┆
0x10c60…10c80        66 69 67 75 72 61 74 69 6f 6e 20 70 61 72 61 6d 65 74 65 72 73 20 61 72 65 20 73 74 6f 72 65 64   ┆figuration parameters are stored┆
0x10c80…10ca0        20 77 69 74 68 69 6e 20 0a 19 89 80 80 65 61 63 68 20 52 43 38 35 35 20 74 65 72 6d 69 6e 61 6c   ┆ within      each RC855 terminal┆
0x10ca0…10cc0        2e 20 54 68 69 73 20 69 73 20 64 6f 6e 65 20 75 73 69 6e 67 20 61 20 6e 6f 6e 2d 76 6f 6c 61 74   ┆. This is done using a non-volat┆
0x10cc0…10ce0        69 6c 65 20 0a 19 89 80 80 6d 65 6d 6f 72 79 20 77 68 69 63 68 20 72 65 74 61 69 6e 73 20 69 74   ┆ile      memory which retains it┆
0x10ce0…10d00        73 20 63 6f 6e 74 65 6e 74 73 20 6f 76 65 72 20 74 69 6d 65 2c 20 61 6c 73 6f 20 77 68 65 6e 20   ┆s contents over time, also when ┆
0x10d00…10d20        0a 19 89 80 80 74 68 65 20 74 65 72 6d 69 6e 61 6c 20 69 73 20 70 6f 77 65 72 65 64 20 64 6f 77   ┆     the terminal is powered dow┆
0x10d20…10d40        6e 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 57 68 65 6e 20 61 6e 20 52 43 38 35 35 20 74 65   ┆n.              When an RC855 te┆
0x10d40…10d60        72 6d 69 6e 61 6c 20 69 73 20 69 6e 73 74 61 6c 6c 65 64 2c 20 61 6c 6c 20 63 6f 6e 66 69 67 75   ┆rminal is installed, all configu┆
0x10d60…10d80        72 61 74 69 6f 6e 20 0a 19 89 80 80 70 61 72 61 6d 65 74 65 72 73 20 73 68 6f 75 6c 64 20 62 65   ┆ration      parameters should be┆
0x10d80…10da0        20 73 65 74 20 61 70 70 72 6f 70 72 69 61 74 65 6c 79 2e 20 4e 6f 72 6d 61 6c 6c 79 20 74 68 69   ┆ set appropriately. Normally thi┆
0x10da0…10dc0        73 20 69 73 20 0a 19 89 80 80 64 6f 6e 65 20 62 79 20 74 68 65 20 69 6e 73 74 61 6c 6c 61 74 69   ┆s is      done by the installati┆
0x10dc0…10de0        6f 6e 20 73 74 61 66 66 2e 20 48 6f 77 65 76 65 72 2c 20 74 68 65 20 64 65 73 63 72 69 70 74 69   ┆on staff. However, the descripti┆
0x10de0…10e00        6f 6e 20 0a 19 89 80 80 69 6e 20 74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 65 6e 61 62 6c 65 73   ┆on      in the following enables┆
0x10e00…10e20 (135,) 20 74 68 65 20 75 73 65 72 20 74 6f 20 6d 6f 64 69 66 79 20 74 68 65 20 63 6f 6e 66 69 80 0a 19   ┆ the user to modify the confi   ┆
0x10e20…10e40        89 80 80 67 75 72 61 74 69 6f 6e 20 70 61 72 61 6d 65 74 65 72 73 20 61 73 20 64 65 73 69 72 65   ┆   guration parameters as desire┆
0x10e40…10e60        64 2e 20 54 68 65 20 70 61 72 61 6d 65 74 65 72 73 20 61 72 65 20 0a 19 89 80 80 64 65 73 63 72   ┆d. The parameters are      descr┆
0x10e60…10e80        69 62 65 64 20 69 6e 20 73 65 63 74 69 6f 6e 20 37 2e 32 2e 32 2e 0d 0a 0d 0a 0d 0a b0 a1 37 2e   ┆ibed in section 7.2.2.        7.┆
0x10e80…10ea0        31 20 20 20 20 20 20 43 6c 75 73 74 65 72 20 43 6f 6e 63 65 70 74 0d 0a 0d 0a 20 20 20 20 20 20   ┆1      Cluster Concept          ┆
0x10ea0…10ec0        20 20 20 84 55 70 20 74 6f 20 33 32 20 52 43 38 35 35 20 74 65 72 6d 69 6e 61 6c 73 20 63 61 6e   ┆    Up to 32 RC855 terminals can┆
0x10ec0…10ee0        20 62 65 20 63 6f 6e 6e 65 63 74 65 64 20 74 6f 20 74 68 65 20 52 43 38 39 30 20 0a 19 89 80 80   ┆ be connected to the RC890      ┆
0x10ee0…10f00        43 6f 6e 74 72 6f 6c 20 55 6e 69 74 20 66 6f 72 20 63 6f 6e 6e 65 63 74 69 6f 6e 20 74 6f 20 61   ┆Control Unit for connection to a┆
0x10f00…10f20        20 42 53 43 20 6f 72 20 53 4e 41 2f 53 44 4c 43 20 63 6f 6d 80 0a 19 89 80 80 6d 75 6e 69 63 61   ┆ BSC or SNA/SDLC com      munica┆
0x10f20…10f40        74 69 6f 6e 20 6c 69 6e 65 20 61 73 20 61 20 33 32 37 30 20 63 6c 75 73 74 65 72 2e 20 54 68 65   ┆tion line as a 3270 cluster. The┆
0x10f40…10f60        20 63 6f 6e 66 69 67 75 72 61 74 69 6f 6e 20 0a 19 89 80 80 61 73 70 65 63 74 73 20 6f 66 20 74   ┆ configuration      aspects of t┆
0x10f60…10f80        68 65 20 63 6c 75 73 74 65 72 20 63 6f 6e 63 65 70 74 20 61 72 65 20 6f 75 74 6c 69 6e 65 64 20   ┆he cluster concept are outlined ┆
0x10f80…10fa0        69 6e 20 74 68 65 20 0a 19 89 80 80 66 6f 6c 6c 6f 77 69 6e 67 2e 0d 0a 0d 0a 20 20 20 20 20 20   ┆in the      following.          ┆
0x10fa0…10fc0        20 20 20 84 54 68 65 20 74 65 72 6d 69 6e 61 6c 73 20 69 6e 20 61 20 63 6c 75 73 74 65 72 20 61   ┆    The terminals in a cluster a┆
0x10fc0…10fe0        72 65 20 63 6f 6e 6e 65 63 74 65 64 20 74 6f 20 74 68 65 20 63 6f 6e 74 72 6f 6c 20 0a 19 89 80   ┆re connected to the control     ┆
0x10fe0…11000        80 75 6e 69 74 20 62 79 20 6d 65 61 6e 73 20 6f 66 20 52 63 43 69 72 63 75 69 74 2e 20 49 6e 20   ┆ unit by means of RcCircuit. In ┆
0x11000…11020 (136,) 6f 72 64 65 72 20 66 6f 72 20 74 68 69 73 20 69 6e 74 65 72 63 6f 6e 80 0a 19 89 80 80 6e 65 63   ┆order for this intercon      nec┆
0x11020…11040        74 69 6f 6e 20 74 6f 20 77 6f 72 6b 20 63 6f 72 72 65 63 74 6c 79 2c 20 65 61 63 68 20 74 65 72   ┆tion to work correctly, each ter┆
0x11040…11060        6d 69 6e 61 6c 20 6d 75 73 74 20 62 65 20 63 6f 6e 66 69 80 0a 19 89 80 80 67 75 72 65 64 20 77   ┆minal must be confi      gured w┆
0x11060…11080        69 74 68 20 61 20 75 6e 69 71 75 65 20 73 65 63 6f 6e 64 61 72 79 20 61 64 64 72 65 73 73 20 28   ┆ith a unique secondary address (┆
0x11080…110a0        6e 75 6d 62 65 72 65 64 20 66 72 6f 6d 20 0a 19 89 80 80 7a 65 72 6f 2e 20 54 68 65 20 73 65 63   ┆numbered from      zero. The sec┆
0x110a0…110c0        6f 6e 64 61 72 79 20 61 64 64 72 65 73 73 20 68 61 73 20 6e 6f 74 68 69 6e 67 20 74 6f 20 64 6f   ┆ondary address has nothing to do┆
0x110c0…110e0        20 77 69 74 68 20 74 68 65 20 0a 19 89 80 80 33 32 37 30 20 63 6f 6e 63 65 70 74 20 6f 66 20 64   ┆ with the      3270 concept of d┆
0x110e0…11100        65 76 69 63 65 20 6e 75 6d 62 65 72 69 6e 67 2e 0d 0a 0d 0a 0d 0a b0 a1 37 2e 31 2e 31 20 20 20   ┆evice numbering.        7.1.1   ┆
0x11100…11120        20 44 65 76 69 63 65 20 41 64 64 72 65 73 73 69 6e 67 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84   ┆ Device Addressing              ┆
0x11120…11140        41 20 64 65 76 69 63 65 20 77 69 74 68 69 6e 20 61 20 63 6c 75 73 74 65 72 20 69 73 20 65 69 74   ┆A device within a cluster is eit┆
0x11140…11160        68 65 72 20 61 20 64 69 73 70 6c 61 79 20 6f 72 20 61 20 0a 19 89 80 80 70 72 69 6e 74 65 72 2e   ┆her a display or a      printer.┆
0x11160…11180        20 49 6e 20 61 20 33 32 37 30 20 63 6c 75 73 74 65 72 20 63 6f 6e 73 69 73 74 69 6e 67 20 6f 66   ┆ In a 3270 cluster consisting of┆
0x11180…111a0        20 52 43 38 35 35 20 74 65 72 6d 69 6e 61 6c 73 20 0a 19 89 80 80 61 20 70 72 69 6e 74 65 72 20   ┆ RC855 terminals      a printer ┆
0x111a0…111c0        69 73 20 61 6c 77 61 79 73 20 70 68 79 73 69 63 61 6c 6c 79 20 61 74 74 61 63 68 65 64 20 74 6f   ┆is always physically attached to┆
0x111c0…111e0        20 61 20 70 61 72 74 69 63 75 6c 61 72 20 0a 19 89 80 80 64 69 73 70 6c 61 79 20 74 65 72 6d 69   ┆ a particular      display termi┆
0x111e0…11200        6e 61 6c 2e 20 4c 6f 67 69 63 61 6c 6c 79 2c 20 68 6f 77 65 76 65 72 2c 20 69 74 20 68 61 73 20   ┆nal. Logically, however, it has ┆
0x11200…11220 (137,) 6e 6f 20 73 70 65 63 69 61 6c 20 0a 19 89 80 80 63 6f 6e 6e 65 63 74 69 6f 6e 20 74 6f 20 74 68   ┆no special      connection to th┆
0x11220…11240        65 20 74 65 72 6d 69 6e 61 6c 20 74 6f 20 77 68 69 63 68 20 69 74 20 69 73 20 61 74 74 61 63 68   ┆e terminal to which it is attach┆
0x11240…11260        65 64 2e 20 49 74 20 0a 19 89 80 80 69 73 20 61 76 61 69 6c 61 62 6c 65 20 61 73 20 61 20 67 65   ┆ed. It      is available as a ge┆
0x11260…11280        6e 65 72 61 6c 20 72 65 73 6f 75 72 63 65 20 66 6f 72 20 74 68 65 20 77 68 6f 6c 65 20 63 6c 75   ┆neral resource for the whole clu┆
0x11280…112a0        73 80 0a 19 89 80 80 74 65 72 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 45 76 65 72 79 20 64   ┆s      ter.              Every d┆
0x112a0…112c0        65 76 69 63 65 20 69 6e 20 74 68 65 20 63 6c 75 73 74 65 72 20 68 61 73 20 61 20 64 65 76 69 63   ┆evice in the cluster has a devic┆
0x112c0…112e0        65 20 6e 75 6d 62 65 72 20 28 30 20 0a 19 89 80 80 74 68 72 6f 75 67 68 20 33 31 29 20 77 68 69   ┆e number (0      through 31) whi┆
0x112e0…11300        63 68 20 69 73 20 75 73 65 64 20 74 6f 20 69 64 65 6e 74 69 66 79 20 74 68 65 20 64 65 76 69 63   ┆ch is used to identify the devic┆
0x11300…11320        65 20 62 6f 74 68 20 69 6e 20 0a 19 89 80 80 63 6f 6d 6d 75 6e 69 63 61 74 69 6f 6e 20 77 69 74   ┆e both in      communication wit┆
0x11320…11340        68 20 74 68 65 20 68 6f 73 74 20 61 6e 64 20 69 6e 74 65 72 6e 61 6c 6c 79 20 69 6e 20 74 68 65   ┆h the host and internally in the┆
0x11340…11360        20 63 6c 75 73 80 0a 19 89 80 80 74 65 72 2c 20 69 2e 65 2e 20 66 6f 72 20 73 65 6c 65 63 74 69   ┆ clus      ter, i.e. for selecti┆
0x11360…11380        6f 6e 20 6f 66 20 61 20 68 61 72 64 20 63 6f 70 79 20 70 72 69 6e 74 65 72 2e 20 54 68 65 20 0a   ┆on of a hard copy printer. The  ┆
0x11380…113a0        19 89 80 80 64 65 76 69 63 65 20 6e 75 6d 62 65 72 20 73 68 6f 75 6c 64 20 62 65 20 63 68 6f 73   ┆    device number should be chos┆
0x113a0…113c0        65 6e 20 69 6e 20 61 67 72 65 65 6d 65 6e 74 20 77 69 74 68 20 74 68 65 20 0a 19 89 80 80 68 6f   ┆en in agreement with the      ho┆
0x113c0…113e0        73 74 20 63 6f 6d 70 75 74 65 72 20 73 79 73 74 65 6d 20 73 75 70 70 6f 72 74 20 73 74 61 66 66   ┆st computer system support staff┆
0x113e0…11400        2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 45 76 65 72 79 20 64 69 73 70 6c 61 79 20 74 65 72   ┆.              Every display ter┆
0x11400…11420 (138,) 6d 69 6e 61 6c 20 6d 75 73 74 20 62 65 20 63 6f 6e 66 69 67 75 72 65 64 20 77 69 74 68 20 69 74   ┆minal must be configured with it┆
0x11420…11440        73 20 6f 77 6e 20 0a 19 89 80 80 64 65 76 69 63 65 20 6e 75 6d 62 65 72 2c 20 74 68 65 20 a1 64   ┆s own      device number, the  d┆
0x11440…11460        69 73 70 6c 61 79 20 64 65 76 69 63 65 20 6e 75 6d 62 65 72 e1 2c 20 61 6e 64 20 74 68 65 20 a1   ┆isplay device number , and the  ┆
0x11460…11480        70 72 69 6e 80 0a 19 89 80 84 74 65 72 20 64 65 76 69 63 65 20 6e 75 6d 62 65 72 e1 20 6f 66 20   ┆prin      ter device number  of ┆
0x11480…114a0        74 68 65 20 61 74 74 61 63 68 65 64 20 70 72 69 6e 74 65 72 2c 20 69 66 20 61 6e 79 2e 20 41 6c   ┆the attached printer, if any. Al┆
0x114a0…114c0        6c 20 0a 19 89 80 80 64 65 76 69 63 65 20 6e 75 6d 62 65 72 73 20 69 6e 20 74 68 65 20 63 6c 75   ┆l      device numbers in the clu┆
0x114c0…114e0        73 74 65 72 20 6d 75 73 74 20 62 65 20 75 6e 69 71 75 65 2e 20 41 20 70 72 69 6e 74 65 72 20 0a   ┆ster must be unique. A printer  ┆
0x114e0…11500        19 89 80 80 63 61 6e 6e 6f 74 20 62 65 20 67 69 76 65 6e 20 64 65 76 69 63 65 20 6e 75 6d 62 65   ┆    cannot be given device numbe┆
0x11500…11520        72 20 7a 65 6f 2c 20 61 73 20 74 68 69 73 20 69 6e 64 69 63 61 74 65 73 20 0a 19 89 80 80 74 68   ┆r zeo, as this indicates      th┆
0x11520…11540        61 74 20 6e 6f 20 70 72 69 6e 74 65 72 20 69 73 20 61 74 74 61 63 68 65 64 2e 20 4f 74 68 65 72   ┆at no printer is attached. Other┆
0x11540…11560        77 69 73 65 20 74 68 65 72 65 20 61 72 65 20 6e 6f 74 20 0a 19 89 80 80 72 65 73 74 69 63 74 69   ┆wise there are not      resticti┆
0x11560…11580        6f 6e 73 20 6f 6e 20 74 68 65 20 61 73 73 69 67 6e 6d 65 6e 74 20 6f 66 20 64 65 76 69 63 65 20   ┆ons on the assignment of device ┆
0x11580…1158c        6e 75 6d 62 65 72 73 2e 0d 0a 0d 0a                                                               ┆numbers.    ┆
0x1158c…1158f        FormFeed {
0x1158c…1158f          0c 80 b8                                                                                          ┆   ┆
0x1158c…1158f        }
0x1158f…115a0        0a 20 20 20 20 20 20 20 20 20 84 41 20 70 72 69 6e                                                ┆           A prin┆
0x115a0…115c0        74 65 72 20 6d 75 73 74 20 62 65 20 67 69 76 65 6e 20 61 20 64 65 76 69 63 65 20 6e 75 6d 62 65   ┆ter must be given a device numbe┆
0x115c0…115e0        72 2c 20 65 76 65 6e 20 69 66 20 69 74 20 69 73 20 0a 19 89 80 80 75 73 65 64 20 66 6f 72 20 68   ┆r, even if it is      used for h┆
0x115e0…11600        61 72 64 20 63 6f 70 79 20 70 75 72 70 6f 73 65 20 6f 6e 6c 79 2e 0d 0a 0d 0a 20 20 20 20 20 20   ┆ard copy purpose only.          ┆
0x11600…11620 (139,) 20 20 20 84 45 76 65 72 79 20 74 65 72 6d 69 6e 61 6c 20 6d 75 73 74 20 62 65 20 63 6f 6e 66 69   ┆    Every terminal must be confi┆
0x11620…11640        67 75 72 65 64 20 77 69 74 68 20 74 68 65 20 70 72 69 6e 74 65 72 20 0a 19 89 80 80 64 65 76 69   ┆gured with the printer      devi┆
0x11640…11660        63 65 20 6e 75 6d 62 65 72 20 6f 66 20 69 74 73 20 a1 68 61 72 64 20 63 6f 70 79 20 70 72 69 6e   ┆ce number of its  hard copy prin┆
0x11660…11680        74 65 72 a1 e1 2e 20 53 65 65 6e 20 66 72 6f 6d 20 74 68 65 20 0a 19 89 80 80 63 6f 6e 74 72 6f   ┆ter  . Seen from the      contro┆
0x11680…116a0        6c 20 75 6e 69 74 20 74 68 65 72 65 20 69 73 20 6e 6f 74 20 6c 6f 67 69 63 61 6c 20 63 6f 6e 6e   ┆l unit there is not logical conn┆
0x116a0…116c0        65 63 74 69 6f 6e 20 62 65 74 77 65 65 6e 20 74 68 65 20 0a 19 89 80 80 64 69 73 70 6c 61 79 20   ┆ection between the      display ┆
0x116c0…116e0        64 65 76 69 63 65 20 6f 66 20 61 20 74 65 72 6d 69 6e 61 6c 20 61 6e 64 20 74 68 65 20 70 72 69   ┆device of a terminal and the pri┆
0x116e0…11700        6e 74 65 72 20 64 65 76 69 63 65 20 74 68 61 74 20 0a 19 89 80 80 6d 61 79 20 62 65 20 61 74 74   ┆nter device that      may be att┆
0x11700…11720        61 63 68 65 64 20 74 6f 20 74 68 65 20 74 65 72 6d 69 6e 61 6c 2e 20 54 68 65 20 68 61 72 64 20   ┆ached to the terminal. The hard ┆
0x11720…11740        63 6f 70 79 20 70 72 69 6e 74 65 72 20 0a 19 89 80 80 6f 66 20 61 20 74 65 72 6d 69 6e 61 6c 20   ┆copy printer      of a terminal ┆
0x11740…11760        6d 61 79 20 62 65 20 63 68 6f 73 65 6e 20 66 72 65 65 6c 79 20 61 6d 6f 6e 67 20 74 68 65 20 70   ┆may be chosen freely among the p┆
0x11760…11780        72 69 6e 74 65 72 20 0a 19 89 80 80 64 65 76 69 63 65 73 20 69 6e 20 74 68 65 20 63 6c 75 73 74   ┆rinter      devices in the clust┆
0x11780…117a0        65 72 2e 20 49 74 20 69 73 20 6e 6f 74 20 65 76 65 6e 20 6e 65 63 65 73 73 61 72 79 20 6f 6e 6c   ┆er. It is not even necessary onl┆
0x117a0…117c0        79 20 74 6f 20 0a 19 89 80 80 68 61 76 65 20 6f 6e 65 20 70 72 69 6e 74 65 72 20 61 73 20 68 61   ┆y to      have one printer as ha┆
0x117c0…117e0        72 64 20 63 6f 70 79 20 70 72 69 6e 74 65 72 2c 20 61 73 20 69 74 20 69 73 20 70 6f 73 73 69 62   ┆rd copy printer, as it is possib┆
0x117e0…11800        6c 65 20 0a 19 89 80 80 74 6f 20 64 65 66 69 6e 65 20 75 70 20 74 6f 20 31 36 20 a1 70 72 69 6e   ┆le      to define up to 16  prin┆
0x11800…11820 (140,) 74 65 72 20 63 6c 61 73 73 65 73 e1 20 65 61 63 68 20 63 6f 6e 73 69 73 74 69 6e 67 20 6f 66 20   ┆ter classes  each consisting of ┆
0x11820…11840        0a 19 89 80 80 73 65 76 65 72 61 6c 20 70 72 69 6e 74 65 72 73 2e 20 48 61 72 64 20 63 6f 70 79   ┆     several printers. Hard copy┆
0x11840…11860        20 70 72 69 6e 74 20 66 72 6f 6d 20 61 20 74 65 72 6d 69 6e 61 6c 20 74 68 61 74 20 0a 19 89 80   ┆ print from a terminal that     ┆
0x11860…11880        80 68 61 73 20 73 70 65 63 69 66 69 65 64 20 61 20 70 72 69 6e 74 65 72 20 63 6c 61 73 73 20 61   ┆ has specified a printer class a┆
0x11880…118a0        73 20 68 61 72 64 20 63 6f 70 79 20 70 72 69 6e 74 65 72 20 6d 61 79 20 0a 19 89 80 80 61 70 70   ┆s hard copy printer may      app┆
0x118a0…118c0        65 61 72 20 6f 6e 20 61 6e 79 20 66 72 65 65 20 70 72 69 6e 74 65 72 20 62 65 6c 6f 6e 67 69 6e   ┆ear on any free printer belongin┆
0x118c0…118e0        67 20 74 6f 20 74 68 65 20 63 6c 61 73 73 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 46 75 72   ┆g to the class.              Fur┆
0x118e0…11900        74 68 65 72 6d 6f 72 65 20 61 20 70 72 69 6e 74 65 72 20 64 65 76 69 63 65 20 6d 61 79 20 62 65   ┆thermore a printer device may be┆
0x11900…11920        20 63 6f 6e 66 69 67 75 72 65 64 20 74 6f 20 61 63 63 65 70 74 20 0a 19 89 80 80 68 61 72 64 20   ┆ configured to accept      hard ┆
0x11920…11940        63 6f 70 79 20 70 72 69 6e 74 20 66 72 6f 6d 20 63 65 72 74 61 69 6e 20 64 69 73 70 6c 61 79 20   ┆copy print from certain display ┆
0x11940…11960        64 65 76 69 63 65 73 20 6f 6e 6c 79 3b 20 61 6e 64 20 0a 19 89 80 80 61 6e 79 20 70 72 69 6e 74   ┆devices only; and      any print┆
0x11960…11980        65 72 20 69 73 20 63 6f 6e 66 69 67 75 72 65 64 20 74 6f 20 61 63 63 65 70 74 20 68 61 72 64 20   ┆er is configured to accept hard ┆
0x11980…119a0        63 6f 70 79 20 70 72 69 6e 74 20 0a 19 89 80 80 6f 6e 6c 79 2c 20 64 65 76 69 63 65 20 70 72 69   ┆copy print      only, device pri┆
0x119a0…119c0        6e 74 20 6f 6e 6c 79 2c 20 6f 72 20 61 20 63 6f 6d 62 69 6e 61 74 69 6f 6e 20 6f 66 20 62 6f 74   ┆nt only, or a combination of bot┆
0x119c0…119e0        68 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 46 6f 72 20 6d 6f 72 65 20 69 6e 66 6f 72 6d 61   ┆h.              For more informa┆
0x119e0…11a00        74 69 6f 6e 20 6f 6e 20 70 72 69 6e 74 65 72 20 63 6f 6e 66 69 67 75 72 61 74 69 6f 6e 73 2c 20   ┆tion on printer configurations, ┆
0x11a00…11a20 (141,) 70 6c 65 61 73 65 20 0a 19 89 80 80 63 6f 6e 73 75 6c 74 20 72 65 66 65 72 65 6e 63 65 20 28 31   ┆please      consult reference (1┆
0x11a20…11a40        29 2e 0d 0a 0d 0a 0d 0a b0 a1 37 2e 32 20 20 20 20 20 20 43 6f 6e 66 69 67 75 72 69 6e 67 20 61   ┆).        7.2      Configuring a┆
0x11a40…11a60        20 54 65 72 6d 69 6e 61 6c 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 54 68 65 20 63 6f 6e 66 69   ┆ Terminal              The confi┆
0x11a60…11a80        67 75 72 61 74 69 6f 6e 20 69 73 20 64 6f 6e 65 20 62 79 20 61 20 63 6f 6e 66 69 67 75 72 61 74   ┆guration is done by a configurat┆
0x11a80…11aa0        69 6f 6e 20 70 72 6f 67 72 61 6d 2c 20 0a 19 89 80 80 74 68 61 74 20 69 73 20 64 6f 77 6e 2d 6c   ┆ion program,      that is down-l┆
0x11aa0…11ac0        69 6e 65 20 6c 6f 61 64 65 64 20 66 72 6f 6d 20 74 68 65 20 43 6f 6e 74 72 6f 6c 20 55 6e 69 74   ┆ine loaded from the Control Unit┆
0x11ac0…11ae0        20 73 65 70 65 72 61 74 65 80 0a 19 89 80 80 6c 79 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84   ┆ seperate      ly.              ┆
0x11ae0…11b00        54 68 65 20 63 6f 6e 66 69 67 75 72 61 74 6f 72 20 77 6f 72 6b 73 20 6a 75 73 74 20 6c 69 6b 65   ┆The configurator works just like┆
0x11b00…11b20        20 61 20 33 32 37 30 20 6f 72 69 65 6e 74 65 64 20 61 70 70 6c 69 80 0a 19 89 80 80 63 61 74 69   ┆ a 3270 oriented appli      cati┆
0x11b20…11b40        6f 6e 2c 20 69 2e 65 2e 20 64 61 74 61 20 69 73 20 65 6e 74 65 72 65 64 20 62 79 20 74 68 65 20   ┆on, i.e. data is entered by the ┆
0x11b40…11b60        6f 70 65 72 61 74 6f 72 20 62 79 20 74 79 70 69 6e 67 20 0a 19 89 80 80 69 6e 74 6f 20 74 68 65   ┆operator by typing      into the┆
0x11b60…11b80        20 69 6e 70 75 74 20 66 69 65 6c 64 73 2e 20 54 68 65 20 63 6f 6e 66 69 67 75 72 61 74 6f 72 20   ┆ input fields. The configurator ┆
0x11b80…11ba0        70 72 6f 76 69 64 65 73 20 61 20 6c 69 6d 69 74 20 0a 19 89 80 80 63 68 65 63 6b 20 6f 66 20 74   ┆provides a limit      check of t┆
0x11ba0…11bc0        68 65 20 70 61 72 61 6d 65 74 65 72 73 20 61 6e 64 20 64 69 73 70 6c 61 79 73 20 61 20 77 61 72   ┆he parameters and displays a war┆
0x11bc0…11be0        6e 69 6e 67 20 69 66 20 74 68 65 20 0a 19 89 80 80 76 61 6c 75 65 73 20 65 78 63 65 65 64 20 74   ┆ning if the      values exceed t┆
0x11be0…11c00        68 65 73 65 20 6c 69 6d 69 74 73 2e 20 54 68 65 20 70 61 72 61 6d 65 74 65 72 73 20 61 6e 64 20   ┆hese limits. The parameters and ┆
0x11c00…11c20 (142,) 74 68 65 20 0a 19 89 80 80 76 61 6c 75 65 64 20 76 61 6c 75 65 73 20 61 72 65 20 64 69 73 63 75   ┆the      valued values are discu┆
0x11c20…11c40        73 73 65 64 20 69 6e 20 73 75 62 73 65 63 74 69 6f 6e 20 37 2e 32 2e 32 2e 0d 0a 0d 0a 20 20 20   ┆ssed in subsection 7.2.2.       ┆
0x11c40…11c60        20 20 20 20 20 20 84 48 61 76 69 6e 67 20 65 6e 74 65 72 65 64 20 74 68 65 20 63 6f 6e 66 69 67   ┆       Having entered the config┆
0x11c60…11c80        75 72 61 74 6f 72 2c 20 74 68 65 20 76 61 6c 75 65 73 20 6f 66 20 74 68 65 20 0a 19 89 80 80 70   ┆urator, the values of the      p┆
0x11c80…11ca0        72 65 73 65 6e 74 20 70 61 72 61 6d 65 74 65 72 73 20 61 72 65 20 64 69 73 70 6c 61 79 65 64 2e   ┆resent parameters are displayed.┆
0x11ca0…11cc0        20 54 68 65 20 6f 70 65 72 61 74 6f 72 20 6e 6f 77 20 0a 19 89 80 80 75 70 64 61 74 65 73 20 74   ┆ The operator now      updates t┆
0x11cc0…11ce0        68 65 20 64 65 73 69 72 65 64 20 70 61 72 61 6d 65 74 65 72 73 20 61 6e 64 20 74 65 72 6d 69 6e   ┆he desired parameters and termin┆
0x11ce0…11d00        61 74 65 73 20 62 79 20 70 72 65 73 80 0a 19 89 80 80 73 69 6e 67 20 74 68 65 20 53 45 4e 44 20   ┆ates by pres      sing the SEND ┆
0x11d00…11d20        6b 65 79 2e 20 49 66 20 61 6c 6c 20 70 61 72 61 6d 65 74 65 72 20 76 61 6c 75 65 73 20 61 72 65   ┆key. If all parameter values are┆
0x11d20…11d40        20 76 61 6c 69 64 2c 20 0a 19 89 80 80 74 68 65 20 6e 6f 6e 2d 76 6f 6c 61 74 69 6c 65 20 6d 65   ┆ valid,      the non-volatile me┆
0x11d40…11d60        6d 6f 72 79 20 28 4e 56 4d 29 20 69 73 20 75 70 64 61 74 65 64 20 61 6e 64 20 74 68 65 20 74 65   ┆mory (NVM) is updated and the te┆
0x11d60…11d80        72 6d 69 80 0a 19 89 80 80 6e 61 6c 20 69 73 20 72 65 73 65 74 20 61 75 74 6f 6d 61 74 69 63 61   ┆rmi      nal is reset automatica┆
0x11d80…11da0        6c 6c 79 20 28 69 2e 65 2e 20 74 68 65 20 65 6d 75 6c 61 74 6f 72 20 69 73 20 6c 6f 61 64 65 64   ┆lly (i.e. the emulator is loaded┆
0x11da0…11dc0        20 0a 19 89 80 80 61 6e 65 77 20 73 6f 20 74 68 61 74 20 61 6c 6c 20 70 61 72 61 6d 65 74 65 72   ┆      anew so that all parameter┆
0x11dc0…11de0        73 20 63 61 6e 20 74 61 6b 65 20 65 66 66 65 63 74 29 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20   ┆s can take effect).             ┆
0x11de0…11e00        84 4f 66 74 65 6e 20 69 74 20 69 73 20 64 65 73 69 72 61 62 6c 65 20 74 6f 20 6b 65 65 70 20 61   ┆ Often it is desirable to keep a┆
0x11e00…11e20 (143,) 20 70 72 69 6e 74 6f 75 74 20 6f 66 20 74 68 65 20 63 75 72 72 65 6e 74 20 0a 19 89 80 80 70 61   ┆ printout of the current      pa┆
0x11e20…11e40        72 61 6d 65 74 65 72 20 76 61 6c 75 65 73 2e 20 49 74 20 69 73 20 74 68 65 72 65 66 6f 72 65 20   ┆rameter values. It is therefore ┆
0x11e40…11e60        72 65 63 6f 6d 6d 65 6e 64 65 64 20 74 6f 20 66 69 6c 6c 20 69 6e 20 0a 19 89 80 80 74 68 65 20   ┆recommended to fill in      the ┆
0x11e60…11e80        73 63 72 65 65 6e 20 69 6d 61 67 65 20 73 68 6f 77 6e 20 69 6e 20 61 70 70 65 6e 64 69 78 20 42   ┆screen image shown in appendix B┆
0x11e80…11ea0        20 77 69 74 68 20 74 68 65 73 65 20 76 61 6c 75 65 73 20 0a 19 89 80 80 61 6e 64 20 74 6f 20 6b   ┆ with these values      and to k┆
0x11ea0…11ec0        65 65 70 20 74 68 65 20 64 65 73 63 72 69 70 74 69 6f 6e 20 77 69 74 68 20 74 68 65 20 74 65 72   ┆eep the description with the ter┆
0x11ec0…11ee0        6d 69 6e 61 6c 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 49 66 20 61 20 70 72 69 6e 74 65 72   ┆minal.              If a printer┆
0x11ee0…11f00        20 69 73 20 70 68 79 73 69 63 61 6c 6c 79 20 61 74 74 61 63 68 65 64 20 74 6f 20 74 68 65 20 74   ┆ is physically attached to the t┆
0x11f00…11f20        65 72 6d 69 6e 61 6c 2c 20 61 20 0a 19 89 80 80 70 72 69 6e 74 6f 75 74 20 6f 66 20 74 68 65 20   ┆erminal, a      printout of the ┆
0x11f20…11f40        70 61 72 61 6d 65 74 65 72 20 76 61 6c 75 65 73 20 6d 61 79 20 62 65 20 70 72 6f 64 75 63 65 64   ┆parameter values may be produced┆
0x11f40…11f60        20 62 79 20 74 68 65 20 0a 19 89 80 80 66 6f 6c 6c 6f 77 69 6e 67 20 70 72 6f 63 65 64 75 72 65   ┆ by the      following procedure┆
0x11f60…11f80        73 2e 20 4e 6f 74 65 20 74 68 61 74 20 74 68 65 20 70 72 6f 63 65 64 75 72 65 20 74 6f 20 66 6f   ┆s. Note that the procedure to fo┆
0x11f80…11fa0        6c 6c 6f 77 20 0a 19 89 80 80 64 65 70 65 6e 64 73 20 6f 6e 20 77 68 65 74 68 65 72 20 75 70 64   ┆llow      depends on whether upd┆
0x11fa0…11fbd        61 74 69 6e 67 20 69 73 20 72 65 71 75 69 72 65 64 20 6f 72 20 6e 6f 74 2e 0d 0a 0d 0a            ┆ating is required or not.    ┆
0x11fbd…11fc0        FormFeed {
0x11fbd…11fc0          0c 80 b8                                                                                          ┆   ┆
0x11fbd…11fc0        }
0x11fc0…11fe0        0a 20 20 20 20 20 20 20 20 20 31 29 20 65 6e 74 65 72 20 63 6f 6e 66 69 67 75 72 61 74 6f 72 0d   ┆          1) enter configurator ┆
0x11fe0…12000        0a 0d 0a 20 20 20 20 20 20 20 20 20 32 29 20 70 72 6f 63 65 65 64 20 61 63 63 6f 72 64 69 6e 67   ┆            2) proceed according┆
0x12000…12020 (144,) 20 74 6f 3a 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 20 20 20 a1 61 29 20 75 70 64 61 74 69 6e 67   ┆ to:                 a) updating┆
0x12020…12040        20 72 65 71 75 69 72 65 64 20 20 20 20 20 20 20 20 20 20 20 20 62 29 20 6e 6f 20 75 70 64 61 74   ┆ required            b) no updat┆
0x12040…12060        69 6e 67 0d 0a 20 0d 0a 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 2d 20 65 6e 74 65 72 20 70   ┆ing                    - enter p┆
0x12060…12080        61 72 61 6d 65 74 65 72 73 20 20 20 20 20 20 20 20 20 20 20 20 20 20 2d 20 70 72 65 73 73 20 50   ┆arameters              - press P┆
0x12080…120a0        52 49 4e 54 20 6b 65 79 0d 0a 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 2d 20 70 72 65 73 73   ┆RINT key                 - press┆
0x120a0…120c0        20 53 45 4e 44 20 6b 65 79 0d 0a 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 2d 20 69 6e 76 6f   ┆ SEND key                 - invo┆
0x120c0…120e0        6b 65 20 63 6f 6e 66 69 67 75 72 61 74 6f 72 20 61 67 61 69 6e 0d 0a 20 20 20 20 20 20 20 20 20   ┆ke configurator again           ┆
0x120e0…12100        20 20 20 20 20 20 2d 20 70 72 65 73 73 20 50 52 49 4e 54 20 6b 65 79 0d 0a 0d 0a 20 20 20 20 20   ┆      - press PRINT key         ┆
0x12100…12120        20 20 20 20 33 29 20 74 65 72 6d 69 6e 61 74 65 20 62 79 20 70 72 65 73 73 69 6e 67 20 53 45 4e   ┆    3) terminate by pressing SEN┆
0x12120…12140        44 20 6b 65 79 2e 0d 0a 0d 0a 0d 0a b0 a1 37 2e 32 2e 31 20 20 20 20 49 6e 69 74 69 61 6c 20 53   ┆D key.        7.2.1    Initial S┆
0x12140…12160        65 74 74 69 6e 67 20 6f 66 20 53 65 63 6f 6e 64 61 72 79 20 41 64 64 72 65 73 73 0d 0a 0d 0a 20   ┆etting of Secondary Address     ┆
0x12160…12180        20 20 20 20 20 20 20 20 84 54 6f 20 6d 61 6b 65 20 69 74 20 70 6f 73 73 69 62 6c 65 20 74 6f 20   ┆         To make it possible to ┆
0x12180…121a0        6c 6f 61 64 20 74 68 65 20 63 6f 6e 66 69 67 75 72 61 74 6f 72 20 70 72 6f 67 72 61 6d 20 0a 19   ┆load the configurator program   ┆
0x121a0…121c0        89 80 80 66 72 6f 6d 20 74 68 65 20 43 6f 6e 74 72 6f 6c 20 55 6e 69 74 2c 20 74 68 65 20 53 65   ┆   from the Control Unit, the Se┆
0x121c0…121e0        63 6f 6e 64 61 72 79 20 41 64 64 72 65 73 73 20 6d 75 73 74 20 62 65 20 0a 19 89 80 80 69 6e 69   ┆condary Address must be      ini┆
0x121e0…12200        74 69 61 6c 69 7a 65 64 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 54 68 69 73 20 69 73 20 64   ┆tialized.              This is d┆
0x12200…12220 (145,) 6f 6e 65 20 62 79 20 61 20 73 69 6d 70 6c 65 20 62 75 69 6c 74 2d 69 6e 20 69 6e 69 74 69 61 6c   ┆one by a simple built-in initial┆
0x12220…12240        69 7a 61 74 69 6f 6e 20 70 72 6f 80 0a 19 89 80 80 67 72 61 6d 2e 0d 0a 0d 0a 20 20 20 20 20 20   ┆ization pro      gram.          ┆
0x12240…12260        20 20 20 84 49 6e 20 6f 72 64 65 72 20 74 6f 20 61 63 74 69 76 61 74 65 20 74 68 65 20 70 72 6f   ┆    In order to activate the pro┆
0x12260…12280        67 72 61 6d 2c 20 74 68 65 20 44 69 73 70 6c 61 79 20 53 74 61 74 69 6f 6e 20 0a 19 89 80 80 6d   ┆gram, the Display Station      m┆
0x12280…122a0        75 73 74 20 62 65 20 72 65 73 65 74 20 62 79 20 70 6f 77 65 72 2d 75 70 20 6f 72 20 62 79 20 70   ┆ust be reset by power-up or by p┆
0x122a0…122c0        72 65 73 73 75 72 65 20 6f 66 20 74 68 65 20 72 65 73 65 74 2d 0a 19 89 80 80 62 75 74 74 6f 6e   ┆ressure of the reset-     button┆
0x122c0…122e0        20 61 6e 64 20 74 68 65 20 27 50 27 2d 6b 65 79 20 6f 66 20 74 68 65 20 6b 65 79 62 6f 61 72 64   ┆ and the 'P'-key of the keyboard┆
0x122e0…12300        20 68 65 6c 64 20 64 6f 77 6e 20 64 75 72 69 6e 67 20 0a 19 89 80 80 74 68 65 20 73 65 6c 66 2d   ┆ held down during      the self-┆
0x12300…12320        74 65 73 74 2e 20 48 6f 77 65 76 65 72 2c 20 74 68 65 20 70 72 6f 67 72 61 6d 20 77 69 6c 6c 20   ┆test. However, the program will ┆
0x12320…12340        62 65 20 61 63 74 69 76 61 74 65 64 20 0a 19 89 80 80 65 76 65 6e 20 69 66 20 74 68 65 20 27 50   ┆be activated      even if the 'P┆
0x12340…12360        27 2d 6b 65 79 20 69 73 20 6e 6f 74 20 70 72 65 73 73 65 64 2c 20 69 66 20 74 68 65 20 76 61 6c   ┆'-key is not pressed, if the val┆
0x12360…12380        75 65 20 6f 66 20 74 68 65 20 0a 19 89 80 80 4c 44 2d 66 69 65 6c 64 20 6f 66 20 74 68 65 20 4e   ┆ue of the      LD-field of the N┆
0x12380…123a0        56 4d 20 69 73 20 65 71 75 61 6c 20 74 6f 20 33 20 28 6c 6f 61 64 20 66 72 6f 6d 20 50 52 4f 4d   ┆VM is equal to 3 (load from PROM┆
0x123a0…123c0        73 20 6f 6e 20 0a 19 89 80 80 74 68 65 20 4d 49 43 2d 62 6f 61 72 64 29 2e 0d 0a 0d 0a 20 20 20   ┆s on      the MIC-board).       ┆
0x123c0…123e0        20 20 20 20 20 20 84 57 68 65 6e 20 61 63 74 69 76 61 74 65 64 2c 20 74 68 65 20 70 72 6f 67 72   ┆       When activated, the progr┆
0x123e0…12400        61 6d 20 77 69 6c 6c 20 64 69 73 70 6c 61 79 20 74 68 65 20 74 65 78 74 20 0a 19 89 80 80 27 53   ┆am will display the text      'S┆
0x12400…12420 (146,) 65 63 6f 6e 64 61 72 79 20 41 64 64 72 65 73 73 3a 27 20 61 6e 64 20 77 61 69 74 20 66 6f 72 20   ┆econdary Address:' and wait for ┆
0x12420…12440        6f 70 65 72 61 74 6f 72 20 61 63 74 69 6f 6e 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 41 63   ┆operator action.              Ac┆
0x12440…12460        63 65 70 74 65 64 20 69 6e 70 75 74 73 20 61 72 65 20 64 69 67 69 74 73 20 28 30 2d 39 29 2c 20   ┆cepted inputs are digits (0-9), ┆
0x12460…12480        74 68 65 20 45 53 43 20 61 6e 64 20 53 45 4e 44 20 6b 65 79 73 20 0a 19 89 80 80 61 6e 64 20 74   ┆the ESC and SEND keys      and t┆
0x12480…124a0        68 65 20 63 6f 6d 62 69 6e 61 74 69 6f 6e 20 6f 66 20 43 54 52 4c 20 61 6e 64 20 43 4c 45 41 52   ┆he combination of CTRL and CLEAR┆
0x124a0…124c0        20 6b 65 79 73 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 54 68 65 20 73 65 63 6f 6e 64 61 72   ┆ keys.              The secondar┆
0x124c0…124e0        79 20 61 64 64 72 65 73 73 20 6d 75 73 74 20 62 65 20 67 69 76 65 6e 20 61 73 20 61 20 64 65 63   ┆y address must be given as a dec┆
0x124e0…12500        69 6d 61 6c 20 6e 75 6d 62 65 72 20 0a 19 89 80 80 69 6e 20 74 68 65 20 72 61 6e 67 65 20 66 72   ┆imal number      in the range fr┆
0x12500…12520        6f 6d 20 7a 65 72 6f 20 74 6f 20 74 68 65 20 6d 61 78 69 6d 75 6d 20 6e 75 6d 62 65 72 20 6f 66   ┆om zero to the maximum number of┆
0x12520…12540        20 74 65 72 6d 69 80 0a 19 89 80 80 6e 61 6c 73 20 6d 69 6e 75 73 20 6f 6e 65 2e 20 49 66 20 61   ┆ termi      nals minus one. If a┆
0x12540…12560        20 74 79 70 69 6e 67 20 65 72 72 6f 72 20 69 73 20 6d 61 64 65 2c 20 74 68 65 20 70 72 65 73 73   ┆ typing error is made, the press┆
0x12560…12580        75 72 65 20 0a 19 89 80 80 6f 66 20 74 68 65 20 45 53 43 20 6b 65 79 20 77 69 6c 6c 20 63 6c 65   ┆ure      of the ESC key will cle┆
0x12580…125a0        61 72 20 74 68 65 20 69 6e 70 75 74 20 61 6e 64 20 65 6e 61 62 6c 65 20 6e 65 77 20 0a 19 89 80   ┆ar the input and enable new     ┆
0x125a0…125c0        80 69 6e 70 75 74 2e 20 57 68 65 6e 20 74 68 65 20 63 6f 72 72 65 63 74 20 76 61 6c 75 65 73 20   ┆ input. When the correct values ┆
0x125c0…125e0        69 73 20 74 79 70 65 64 2c 20 74 68 65 20 6f 70 65 72 61 74 6f 72 20 0a 19 89 80 80 6d 75 73 74   ┆is typed, the operator      must┆
0x125e0…12600        20 70 72 65 73 73 20 74 68 65 20 53 45 4e 44 20 6b 65 79 20 69 6e 20 6f 72 64 65 72 20 74 6f 20   ┆ press the SEND key in order to ┆
0x12600…12620 (147,) 67 65 74 20 74 68 65 20 4e 56 4d 20 75 70 64 61 74 65 64 2c 20 0a 19 89 80 80 61 6e 64 20 77 68   ┆get the NVM updated,      and wh┆
0x12620…12640        65 6e 20 74 68 69 73 20 69 73 20 64 6f 6e 65 2c 20 74 68 65 20 70 72 6f 67 72 61 6d 20 77 69 6c   ┆en this is done, the program wil┆
0x12640…12660        6c 20 63 61 75 73 65 20 74 68 65 20 72 65 62 6f 6f 74 20 0a 19 89 80 80 6f 66 20 74 68 65 20 44   ┆l cause the reboot      of the D┆
0x12660…12680        69 73 70 6c 61 79 20 53 74 61 74 69 6f 6e 20 6e 6f 77 20 6c 6f 61 64 69 6e 67 20 66 72 6f 6d 20   ┆isplay Station now loading from ┆
0x12680…126a0        74 68 65 20 43 6c 75 73 74 65 72 20 43 6f 6e 80 0a 19 89 80 80 74 72 6f 6c 6c 65 72 20 75 73 69   ┆the Cluster Con      troller usi┆
0x126a0…126c0        6e 67 20 74 68 65 20 73 65 63 6f 6e 64 61 72 79 20 61 64 64 72 65 73 73 20 6a 75 73 74 20 74 79   ┆ng the secondary address just ty┆
0x126c0…126e0        70 65 64 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 50 72 65 73 73 69 6e 67 20 74 68 65 20 43   ┆ped.              Pressing the C┆
0x126e0…12700        4c 45 41 52 20 6b 65 79 20 77 68 69 6c 65 20 68 6f 6c 64 69 6e 67 20 64 6f 77 6e 20 74 68 65 20   ┆LEAR key while holding down the ┆
0x12700…12720        43 54 52 4c 20 6b 65 79 20 0a 19 89 80 80 77 69 6c 6c 20 63 61 75 73 65 20 61 20 72 65 62 6f 6f   ┆CTRL key      will cause a reboo┆
0x12720…12740        74 20 6f 66 20 74 68 65 20 74 65 72 6d 69 6e 61 6c 20 77 69 74 68 6f 75 74 20 63 68 61 6e 67 69   ┆t of the terminal without changi┆
0x12740…12760        6e 67 20 74 68 65 20 0a 19 89 80 80 63 6f 6e 74 65 6e 74 73 20 6f 66 20 74 68 65 20 4e 56 4d 2e   ┆ng the      contents of the NVM.┆
0x12760…12780        0d 0a 0d 0a 0d 0a b0 a1 37 2e 32 2e 32 20 20 20 20 53 65 74 74 69 6e 67 20 6f 66 20 6f 74 68 65   ┆        7.2.2    Setting of othe┆
0x12780…127a0        72 20 50 61 72 61 6d 65 74 65 72 73 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 49 6e 20 61 70 70   ┆r Parameters              In app┆
0x127a0…127c0        65 6e 64 69 78 20 42 20 69 73 20 73 68 6f 77 6e 20 74 68 65 20 63 6f 6e 66 69 67 75 72 61 74 6f   ┆endix B is shown the configurato┆
0x127c0…127e0        72 20 70 72 6f 67 72 61 6d 20 73 63 72 65 65 6e 20 0a 19 89 80 80 69 6d 61 67 65 2e 20 49 6e 20   ┆r program screen      image. In ┆
0x127e0…12800        74 68 65 20 66 6f 6c 6c 6f 77 69 6e 67 20 74 68 65 20 70 61 72 61 6d 65 74 65 72 73 20 61 72 65   ┆the following the parameters are┆
0x12800…1281d (148,) 20 64 65 73 63 72 69 62 65 64 20 6f 6e 65 20 0a 19 89 80 80 62 79 20 6f 6e 65 2e 0d 0a            ┆ described one      by one.  ┆
0x1281d…12820        FormFeed {
0x1281d…12820          0c 80 b9                                                                                          ┆   ┆
0x1281d…12820        }
0x12820…12840        0a 20 20 20 20 20 20 20 20 20 a1 4b 42 4c 3a 20 4b 65 79 62 6f 61 72 64 20 4c 6f 63 6b 0d 0a 0d   ┆           KBL: Keyboard Lock   ┆
0x12840…12860        0a 20 20 20 20 20 20 20 20 20 56 61 6c 75 65 73 3a 20 20 20 20 20 20 30 2c 20 31 0d 0a 20 0d 0a   ┆          Values:      0, 1     ┆
0x12860…12880        20 20 20 20 20 20 20 20 20 4d 65 61 6e 69 6e 67 3a 20 20 20 20 20 4b 42 4c 20 3d 20 31 2c 20 84   ┆         Meaning:     KBL = 1,  ┆
0x12880…128a0        74 68 65 20 6b 65 79 62 6f 61 72 64 20 77 6f 72 6b 73 20 70 65 72 6d 61 6e 65 6e 74 6c 79 20 69   ┆the keyboard works permanently i┆
0x128a0…128c0        6e 20 0a 19 9f 80 80 74 68 65 20 61 6c 70 68 61 20 6c 6f 63 6b 20 6d 6f 64 65 2c 20 69 2e 65 2e   ┆n      the alpha lock mode, i.e.┆
0x128c0…128e0        20 61 6c 70 68 61 80 0a 19 9f 80 80 62 65 74 69 63 20 64 61 74 61 20 63 61 6e 20 6f 6e 6c 79 20   ┆ alpha      betic data can only ┆
0x128e0…12900        62 65 20 74 79 70 65 64 20 61 73 20 0a 19 9f 80 80 75 70 70 65 72 20 63 61 73 65 20 6c 65 74 74   ┆be typed as      upper case lett┆
0x12900…12920        65 72 73 20 28 64 6f 65 73 20 6e 6f 74 20 63 6f 76 65 72 20 0a 19 9f 80 80 6c 65 74 74 65 72 73   ┆ers (does not cover      letters┆
0x12920…12940        20 77 68 69 63 68 20 73 68 61 72 65 20 61 20 6b 65 79 20 77 69 74 68 20 0a 19 9f 80 80 61 6e 6f   ┆ which share a key with      ano┆
0x12940…12960        74 68 65 72 20 73 79 6d 62 6f 6c 29 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20   ┆ther symbol).                   ┆
0x12960…12980        20 20 20 20 20 20 20 4b 42 4c 20 3d 20 30 2c 20 84 74 68 65 20 61 6c 70 68 61 20 6c 6f 63 6b 20   ┆       KBL = 0,  the alpha lock ┆
0x12980…129a0        6d 6f 64 65 20 6d 61 79 20 62 65 20 65 6e 74 65 72 65 64 20 0a 19 9f 80 80 61 6e 64 20 73 75 62   ┆mode may be entered      and sub┆
0x129a0…129c0        73 65 71 75 65 6e 74 6c 79 20 6c 65 66 74 20 62 79 20 70 72 65 73 73 69 6e 67 20 0a 19 9f 80 80   ┆sequently left by pressing      ┆
0x129c0…129e0        74 68 65 20 4c 4f 43 4b 20 6b 65 79 2e 20 49 6e 20 74 68 69 73 20 63 61 73 65 20 74 68 65 20 0a   ┆the LOCK key. In this case the  ┆
0x129e0…12a00        19 9f 80 80 69 6e 64 69 63 61 74 6f 72 20 69 6e 20 74 68 65 20 4c 4f 43 4b 20 6b 65 79 20 77 69   ┆    indicator in the LOCK key wi┆
0x12a00…12a20 (149,) 6c 6c 20 0a 19 9f 80 80 6c 69 67 68 74 20 77 68 65 6e 20 74 68 65 20 6b 65 79 62 6f 61 72 64 20   ┆ll      light when the keyboard ┆
0x12a20…12a40        69 73 20 69 6e 20 74 68 65 20 0a 19 9f 80 80 61 6c 70 68 61 20 6c 6f 63 6b 20 6d 6f 64 65 2e 0d   ┆is in the      alpha lock mode. ┆
0x12a40…12a60        0a 0d 0a 20 20 20 20 20 20 20 20 20 a1 43 50 3a 20 43 75 72 73 6f 72 20 50 72 65 73 65 6e 74 61   ┆             CP: Cursor Presenta┆
0x12a60…12a80        74 69 6f 6e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 56 61 6c 75 65 73 3a 20 20 20 20 20 20 30 2c   ┆tion             Values:      0,┆
0x12a80…12aa0        20 31 2c 20 32 2c 20 33 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 4d 65 61 6e 69 6e 67 3a 20 20 20   ┆ 1, 2, 3             Meaning:   ┆
0x12aa0…12ac0        20 20 43 50 20 3d 20 30 2c 20 84 74 68 65 20 63 75 72 73 6f 72 20 69 73 20 73 68 6f 77 6e 20 61   ┆  CP = 0,  the cursor is shown a┆
0x12ac0…12ae0        73 20 61 6e 20 75 6e 64 65 72 80 0a 19 9e 80 80 6c 69 6e 65 2e 0d 0a 20 20 20 20 20 20 20 20 20   ┆s an under      line.           ┆
0x12ae0…12b00        20 20 20 20 20 20 20 20 20 20 20 20 20 43 50 20 3d 20 31 2c 20 84 74 68 65 20 63 75 72 73 6f 72   ┆             CP = 1,  the cursor┆
0x12b00…12b20        20 69 73 20 73 68 6f 77 6e 20 61 73 20 61 20 66 6c 61 73 68 69 6e 67 20 0a 19 9e 80 80 75 6e 64   ┆ is shown as a flashing      und┆
0x12b20…12b40        65 72 6c 69 6e 65 2e 0d 0a 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 43   ┆erline.                        C┆
0x12b40…12b60        50 20 3d 20 32 2c 20 74 68 65 20 63 75 72 73 6f 72 20 69 73 20 73 68 6f 77 6e 20 61 73 20 61 20   ┆P = 2, the cursor is shown as a ┆
0x12b60…12b80        62 6c 6f 63 6b 2e 0d 0a 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 43 50   ┆block.                        CP┆
0x12b80…12ba0        20 3d 20 33 2c 20 84 74 68 65 20 63 75 72 73 6f 72 20 69 73 20 73 68 6f 77 6e 20 61 73 20 61 20   ┆ = 3,  the cursor is shown as a ┆
0x12ba0…12bc0        66 6c 61 73 68 69 6e 67 20 0a 19 9e 80 80 62 6c 6f 63 6b 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20   ┆flashing      block.            ┆
0x12bc0…12be0        20 20 20 20 20 20 20 20 20 20 20 20 20 20 84 57 68 69 6c 65 20 74 68 65 20 6b 65 79 62 6f 61 72   ┆               While the keyboar┆
0x12be0…12c00        64 20 69 73 20 69 6e 68 69 62 69 74 65 64 2c 20 61 20 73 74 65 61 64 79 20 0a 19 96 80 80 63 75   ┆d is inhibited, a steady      cu┆
0x12c00…12c20 (150,) 72 73 6f 72 20 69 73 20 73 68 6f 77 6e 20 61 73 20 66 6c 61 73 68 69 6e 67 20 61 6e 64 20 61 20   ┆rsor is shown as flashing and a ┆
0x12c20…12c40        66 6c 61 73 68 69 6e 67 20 0a 19 96 80 80 63 75 72 73 6f 72 20 69 73 20 73 68 6f 77 6e 20 61 73   ┆flashing      cursor is shown as┆
0x12c40…12c60        20 73 74 65 61 64 79 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 a1 44 50 43 3a 20 44 65 63 69 6d   ┆ steady.              DPC: Decim┆
0x12c60…12c80        61 6c 20 50 6f 69 6e 74 20 43 68 61 72 61 63 74 65 72 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 56   ┆al Point Character             V┆
0x12c80…12ca0        61 6c 75 65 73 3a 20 20 20 20 20 20 30 2c 20 31 0d 0a 20 0d 0a 20 20 20 20 20 20 20 20 20 4d 65   ┆alues:      0, 1              Me┆
0x12ca0…12cc0        61 6e 69 6e 67 3a 20 20 20 20 20 44 50 43 20 3d 20 30 2c 20 70 72 6f 76 69 64 65 73 20 61 20 22   ┆aning:     DPC = 0, provides a "┆
0x12cc0…12ce0        2e 22 20 28 70 65 72 69 6f 64 20 73 69 67 6e 29 2e 0d 0a 20 20 20 20 20 20 20 20 20 20 20 20 20   ┆." (period sign).               ┆
0x12ce0…12d00        20 20 20 20 20 20 20 20 20 44 50 43 20 3d 20 31 2c 20 70 72 6f 76 69 64 65 73 20 61 20 22 2c 22   ┆         DPC = 1, provides a ","┆
0x12d00…12d20        20 28 63 6f 6d 6d 61 20 73 69 67 6e 29 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 54 68 69 73   ┆ (comma sign).              This┆
0x12d20…12d40        20 70 61 72 61 6d 65 74 65 72 20 63 6f 6e 63 65 72 6e 73 20 6c 61 74 69 6e 20 6d 6f 64 65 20 6f   ┆ parameter concerns latin mode o┆
0x12d40…12d60        6e 6c 79 2e 20 49 6e 20 61 72 61 62 69 63 20 6d 6f 64 65 20 0a 19 89 80 80 74 68 65 20 64 65 63   ┆nly. In arabic mode      the dec┆
0x12d60…12d80        69 6d 61 6c 20 70 6f 69 6e 74 20 63 68 61 72 61 63 74 65 72 20 69 73 20 61 6c 77 61 79 73 20 61   ┆imal point character is always a┆
0x12d80…12da0        20 22 2c 22 20 28 63 6f 6d 6d 61 20 0a 19 89 80 80 73 69 67 6e 29 2e 0d 0a 0d 0a 20 20 20 20 20   ┆ "," (comma      sign).         ┆
0x12da0…12dc0        20 20 20 20 a1 4e 55 4d 3a 20 4e 75 6d 65 72 69 63 20 46 69 65 6c 64 20 43 68 65 63 6b 0d 0a 0d   ┆     NUM: Numeric Field Check   ┆
0x12dc0…12de0        0a 20 20 20 20 20 20 20 20 20 56 61 6c 75 65 73 3a 20 20 20 20 20 20 30 2c 20 31 0d 0a 0d 0a 20   ┆          Values:      0, 1     ┆
0x12de0…12e00        20 20 20 20 20 20 20 20 4d 65 61 6e 69 6e 67 3a 20 20 20 20 20 84 44 65 74 65 72 6d 69 6e 65 73   ┆        Meaning:      Determines┆
0x12e00…12e20 (151,) 20 77 68 65 74 68 65 72 20 63 6f 6e 74 72 6f 6c 20 6f 66 20 6b 65 79 65 64 2d 69 6e 20 0a 19 96   ┆ whether control of keyed-in    ┆
0x12e20…12e40        80 80 63 68 61 72 61 63 74 65 72 73 20 69 73 20 70 65 72 66 6f 72 6d 65 64 20 6f 72 20 6e 6f 74   ┆  characters is performed or not┆
0x12e40…12e60        2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 4e 55 4d 20 3d   ┆.                          NUM =┆
0x12e60…12e80        20 30 2c 20 84 63 6f 6e 74 72 6f 6c 20 69 73 20 73 75 70 70 72 65 73 73 65 64 2c 20 69 2e 65 2e   ┆ 0,  control is suppressed, i.e.┆
0x12e80…12ea0        20 61 6c 6c 20 0a 19 9f 80 80 63 68 61 72 61 63 74 65 72 73 20 61 6c 6c 6f 77 65 64 2e 0d 0a 20   ┆ all      characters allowed.   ┆
0x12ea0…12ec0        20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 4e 55 4d 20 3d 20 31 2c 20 84 63   ┆                     NUM = 1,  c┆
0x12ec0…12ee0        6f 6e 74 72 6f 6c 20 69 73 20 70 65 72 66 6f 72 6d 65 64 2c 20 69 2e 65 2e 20 6f 6e 6c 79 20 0a   ┆ontrol is performed, i.e. only  ┆
0x12ee0…12f00        19 9f 80 80 6e 75 6d 65 72 69 63 20 66 69 65 6c 64 20 73 74 61 6e 64 61 72 64 20 63 68 61 72 61   ┆    numeric field standard chara┆
0x12f00…12f1c        63 74 65 72 73 20 0a 19 9f 80 80 61 72 65 20 61 63 63 65 70 74 65 64 2e 0d 0a 0d 0a               ┆cters      are accepted.    ┆
0x12f1c…12f1f        FormFeed {
0x12f1c…12f1f          0c 80 ba                                                                                          ┆   ┆
0x12f1c…12f1f        }
0x12f1f…12f20        0a                                                                                                ┆ ┆
0x12f20…12f40        20 20 20 20 20 20 20 20 20 a1 41 4f 53 3a 20 41 72 61 62 69 63 20 4f 72 69 65 6e 74 61 74 69 6f   ┆          AOS: Arabic Orientatio┆
0x12f40…12f60        6e 20 53 77 69 74 63 68 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 56 61 6c 75 65 73 3a 20 20 20 20   ┆n Switch             Values:    ┆
0x12f60…12f80        20 20 30 2c 31 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 4d 65 61 6e 69 6e 67 3a 20 20 20 20 20 84   ┆  0,1             Meaning:      ┆
0x12f80…12fa0        54 68 69 73 20 70 61 72 61 6d 65 74 65 72 20 64 65 74 65 72 6d 69 6e 65 73 20 74 68 65 20 6f 72   ┆This parameter determines the or┆
0x12fa0…12fc0        69 65 6e 74 61 74 69 6f 6e 20 0a 19 96 80 80 6f 66 20 74 68 65 20 64 69 73 70 6c 61 79 20 64 65   ┆ientation      of the display de┆
0x12fc0…12fe0        76 69 63 65 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 41   ┆vice.                          A┆
0x12fe0…13000        4f 53 20 3d 20 30 2c 20 84 6c 65 66 74 20 74 6f 20 72 69 67 68 74 20 6f 72 69 65 6e 74 61 74 69   ┆OS = 0,  left to right orientati┆
0x13000…13020 (152,) 6f 6e 2c 20 69 2e 65 2e 20 0a 19 9f 80 80 66 69 72 73 74 20 70 6f 73 69 74 69 6f 6e 20 6f 6e 20   ┆on, i.e.      first position on ┆
0x13020…13040        74 68 65 20 73 63 72 65 65 6e 20 69 73 20 61 74 20 0a 19 9f 80 80 74 68 65 20 75 70 70 65 72 20   ┆the screen is at      the upper ┆
0x13040…13060        6c 65 66 74 20 63 6f 72 6e 65 72 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20   ┆left corner.                    ┆
0x13060…13080        20 20 20 20 20 20 41 4f 53 20 3d 20 31 2c 20 84 72 69 67 68 74 20 74 6f 20 6c 65 66 74 20 6f 72   ┆      AOS = 1,  right to left or┆
0x13080…130a0        69 65 6e 74 61 74 69 6f 6e 2c 20 69 65 2e 65 2e 20 0a 19 9f 80 80 66 69 72 73 74 20 70 6f 73 69   ┆ientation, ie.e.      first posi┆
0x130a0…130c0        74 69 6f 6e 20 6f 6e 20 74 68 65 20 73 63 72 65 65 6e 20 69 73 20 61 74 20 0a 19 9f 80 80 74 68   ┆tion on the screen is at      th┆
0x130c0…130e0        65 20 75 70 70 65 72 20 72 69 67 68 74 20 63 6f 72 6e 65 72 2e 0d 0a 0d 0a 20 20 20 20 20 20 20   ┆e upper right corner.           ┆
0x130e0…13100        20 20 a1 41 44 4d 3a 20 41 72 61 62 69 63 20 44 69 73 70 6c 61 79 20 4d 6f 64 65 0d 0a 0d 0a 20   ┆   ADM: Arabic Display Mode     ┆
0x13100…13120        20 20 20 20 20 20 20 20 56 61 6c 75 65 73 3a 20 20 20 20 20 20 30 2c 20 31 0d 0a 20 0d 0a 20 20   ┆        Values:      0, 1       ┆
0x13120…13140        20 20 20 20 20 20 20 4d 65 61 6e 69 6e 67 3a 20 20 20 20 20 84 44 65 74 65 72 6d 69 6e 65 73 20   ┆       Meaning:      Determines ┆
0x13140…13160        77 68 65 74 68 65 72 20 6f 72 20 6e 6f 74 20 63 6f 6e 74 65 78 74 20 61 6e 61 6c 79 73 69 73 20   ┆whether or not context analysis ┆
0x13160…13180        0a 19 96 80 80 6f 66 20 61 72 61 62 69 63 20 74 65 78 74 20 69 73 20 70 65 72 66 6f 72 6d 65 64   ┆     of arabic text is performed┆
0x13180…131a0        20 77 68 65 6e 20 74 65 78 74 20 69 73 20 0a 19 96 80 80 73 68 6f 77 6e 20 61 74 20 74 68 65 20   ┆ when text is      shown at the ┆
0x131a0…131c0        64 69 73 70 6c 61 79 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20   ┆display.                        ┆
0x131c0…131e0        20 20 41 44 4d 20 3d 20 30 2c 20 84 74 65 78 74 20 69 73 20 73 68 6f 77 6e 20 65 78 61 63 74 6c   ┆  ADM = 0,  text is shown exactl┆
0x131e0…13200        79 20 61 73 20 74 68 65 20 0a 19 9f 80 80 63 6f 6e 74 65 6e 74 73 20 6f 66 20 74 68 65 20 64 65   ┆y as the      contents of the de┆
0x13200…13220 (153,) 76 69 63 65 20 62 75 66 66 65 72 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20   ┆vice buffer.                    ┆
0x13220…13240        20 20 20 20 20 20 41 44 4d 20 3d 20 31 2c 20 84 63 6f 6e 74 65 78 74 20 61 6e 61 6c 79 73 69 73   ┆      ADM = 1,  context analysis┆
0x13240…13260        20 69 73 20 70 65 72 66 6f 72 6d 65 64 20 6f 6e 20 0a 19 9f 80 80 61 72 61 62 69 63 20 74 65 78   ┆ is performed on      arabic tex┆
0x13260…13280        74 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 a1 41 4b 4d 3a 20 41 72 61 62 69 63 20 4b 65 79 62   ┆t.              AKM: Arabic Keyb┆
0x13280…132a0        6f 61 72 64 20 4d 6f 64 65 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 56 61 6c 75 65 73 3a 20 20 20   ┆oard Mode             Values:   ┆
0x132a0…132c0        20 20 20 30 2c 20 31 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 4d 65 61 6e 69 6e 67 3a 20 20 20 20   ┆   0, 1             Meaning:    ┆
0x132c0…132e0        20 84 44 65 74 65 72 6d 69 6e 65 73 20 77 68 65 74 68 65 72 20 6f 72 20 6e 6f 74 20 6b 65 79 62   ┆  Determines whether or not keyb┆
0x132e0…13300        6f 61 72 64 20 69 6e 70 75 74 20 69 73 20 0a 19 96 80 80 63 6f 6e 76 65 72 74 65 64 20 69 6e 20   ┆oard input is      converted in ┆
0x13300…13320        6f 72 64 65 72 20 74 6f 20 6f 62 74 61 69 6e 20 61 6e 20 61 70 70 72 6f 78 69 6d 61 74 65 20 0a   ┆order to obtain an approximate  ┆
0x13320…13340        19 96 80 80 63 6f 6e 74 65 78 74 20 61 6e 61 6c 79 73 69 73 20 6f 6e 20 74 68 65 20 63 6f 6e 74   ┆    context analysis on the cont┆
0x13340…13360        65 6e 74 73 20 6f 66 20 74 68 65 20 0a 19 96 80 80 64 65 76 69 63 65 20 62 75 66 66 65 72 2e 20   ┆ents of the      device buffer. ┆
0x13360…13380        4f 6e 6c 79 20 61 20 66 65 77 20 6f 66 20 74 68 65 20 61 72 61 62 69 63 20 0a 19 96 80 80 63 68   ┆Only a few of the arabic      ch┆
0x13380…133a0        61 72 61 63 74 65 72 73 20 63 61 6e 20 62 65 20 63 68 61 6e 67 65 64 2c 20 61 6e 64 20 6e 6f 74   ┆aracters can be changed, and not┆
0x133a0…133c0        20 61 6c 6c 20 0a 19 96 80 80 73 68 61 70 65 73 20 63 61 6e 20 62 65 20 70 72 6f 64 75 63 65 64   ┆ all      shapes can be produced┆
0x133c0…133e0        2e 20 49 6e 20 61 70 70 65 6e 64 69 78 20 45 20 69 73 20 0a 19 96 80 80 66 6f 75 6e 64 20 61 20   ┆. In appendix E is      found a ┆
0x133e0…13400        74 61 62 6c 65 20 73 68 6f 77 69 6e 67 20 74 68 65 20 63 68 61 6e 67 65 61 62 6c 65 20 63 68 61   ┆table showing the changeable cha┆
0x13400…13420 (154,) 72 80 0a 19 96 80 80 61 63 74 65 72 73 20 61 6e 64 20 74 68 65 69 72 20 73 68 61 70 65 73 20 64   ┆r      acters and their shapes d┆
0x13420…13440        65 70 65 6e 64 69 6e 67 20 6f 6e 20 74 68 65 69 72 20 0a 19 96 80 80 70 6f 73 69 74 69 6f 6e 20   ┆epending on their      position ┆
0x13440…13460        77 69 74 68 69 6e 20 74 68 65 20 77 6f 72 64 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 20 20 20   ┆within the word.                ┆
0x13460…13480        20 20 20 20 20 20 20 20 20 20 41 4b 4d 20 3d 20 30 2c 20 6e 6f 20 63 6f 6e 76 65 72 73 69 6f 6e   ┆          AKM = 0, no conversion┆
0x13480…134a0        0d 0a 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 41 4b 4d 20 3d 20 31 2c   ┆                        AKM = 1,┆
0x134a0…134c0        20 84 63 6f 6e 76 65 72 73 69 6f 6e 20 70 65 72 66 6f 72 6d 65 64 20 61 63 63 6f 72 64 69 6e 67   ┆  conversion performed according┆
0x134c0…134e0        20 74 6f 20 0a 19 9f 80 80 41 70 70 2e 20 45 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 a1 41 50   ┆ to      App. E.              AP┆
0x134e0…13500        4f 3a 20 41 72 61 62 69 63 20 50 72 69 6e 74 65 72 20 4f 72 69 65 6e 74 61 74 69 6f 6e 0d 0a 0d   ┆O: Arabic Printer Orientation   ┆
0x13500…13520        0a 20 20 20 20 20 20 20 20 20 56 61 6c 75 65 73 3a 20 20 20 20 20 20 30 2c 20 31 0d 0a 0d 0a 20   ┆          Values:      0, 1     ┆
0x13520…13540        20 20 20 20 20 20 20 20 4d 65 61 6e 69 6e 67 3a 20 20 20 20 20 84 54 68 69 73 20 70 61 72 61 6d   ┆        Meaning:      This param┆
0x13540…13560        65 74 65 72 20 64 65 66 69 6e 65 73 20 74 68 65 20 6f 72 69 65 6e 74 61 74 69 6f 6e 20 6f 66 20   ┆eter defines the orientation of ┆
0x13560…13580        0a 19 96 80 80 74 68 65 20 70 72 69 6e 74 65 72 20 70 68 79 73 69 63 61 6c 6c 79 20 61 74 74 61   ┆     the printer physically atta┆
0x13580…135a0        63 68 65 64 20 74 6f 20 74 68 65 20 0a 19 96 80 80 74 65 72 6d 69 6e 61 6c 2e 20 20 49 6e 20 63   ┆ched to the      terminal.  In c┆
0x135a0…135c0        61 73 65 20 6f 66 20 68 61 72 64 20 63 6f 70 79 20 70 72 69 6e 74 20 6f 72 20 0a 19 96 80 80 53   ┆ase of hard copy print or      S┆
0x135c0…135e0        43 53 20 70 72 69 6e 74 20 74 68 69 73 20 70 61 72 61 6d 65 74 65 72 20 69 73 20 6f 76 65 72 72   ┆CS print this parameter is overr┆
0x135e0…135ea        69 64 64 65 6e 2e 0d 0a 0d 0a                                                                     ┆idden.    ┆
0x135ea…135ed        FormFeed {
0x135ea…135ed          0c 80 b8                                                                                          ┆   ┆
0x135ea…135ed        }
0x135ed…13600        0a 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20                                          ┆                   ┆
0x13600…13620 (155,) 20 20 20 20 41 50 4f 20 3d 20 30 2c 20 6c 65 66 74 20 74 6f 20 72 69 67 68 74 20 6f 72 69 65 6e   ┆    APO = 0, left to right orien┆
0x13620…13640        74 61 74 69 6f 6e 0d 0a 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 41 50   ┆tation                        AP┆
0x13640…13660        4f 20 3d 20 31 2c 20 72 69 67 68 74 20 74 6f 20 6c 65 66 74 20 6f 72 69 65 6e 74 61 74 69 6f 6e   ┆O = 1, right to left orientation┆
0x13660…13680        0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 a1 50 44 4e 3a 20 50 72 69 6e 74 65 72 20 44 65 76 69 63   ┆              PDN: Printer Devic┆
0x13680…136a0        65 20 4e 75 6d 62 65 72 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 56 61 6c 75 65 73 3a 20 20 20 20   ┆e Number             Values:    ┆
0x136a0…136c0        20 20 30 2c 20 31 2c 20 32 2c 20 2e 2e 2e 2c 20 33 31 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 4d   ┆  0, 1, 2, ..., 31             M┆
0x136c0…136e0        65 61 6e 69 6e 67 3a 20 20 20 20 20 84 53 65 65 20 73 65 63 74 69 6f 6e 20 37 2e 31 2e 20 4f 6e   ┆eaning:      See section 7.1. On┆
0x136e0…13700        20 61 20 74 65 72 6d 69 6e 61 6c 20 77 69 74 68 20 6e 6f 20 0a 19 96 80 80 61 74 74 61 63 68 65   ┆ a terminal with no      attache┆
0x13700…13720        64 20 70 72 69 6e 74 65 72 2c 20 74 68 65 20 50 44 4e 20 76 61 6c 75 65 20 6d 75 73 74 20 62 65   ┆d printer, the PDN value must be┆
0x13720…13740        20 30 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 a1 50 4c 53 3a 20 50 72 69 6e 74 65 72 20 4c 69   ┆ 0.              PLS: Printer Li┆
0x13740…13760        6e 65 20 53 70 65 65 64 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 56 61 6c 75 65 73 3a 20 20 20 20   ┆ne Speed             Values:    ┆
0x13760…13780        20 20 30 2c 20 31 2c 20 32 2c 20 2e 2e 2e 2c 20 36 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 4d 65   ┆  0, 1, 2, ..., 6             Me┆
0x13780…137a0        61 6e 69 6e 67 3a 20 20 20 20 20 84 44 65 74 65 72 6d 69 6e 65 73 20 74 68 65 20 62 69 74 20 72   ┆aning:      Determines the bit r┆
0x137a0…137c0        61 74 65 20 6f 66 20 74 68 65 20 74 72 61 6e 73 6d 69 73 73 69 6f 6e 20 0a 19 96 80 80 74 6f 20   ┆ate of the transmission      to ┆
0x137c0…137e0        74 68 65 20 70 72 69 6e 74 65 72 20 74 68 61 74 20 69 73 20 61 74 74 61 63 68 65 64 20 70 68 79   ┆the printer that is attached phy┆
0x137e0…13800        73 69 63 61 6c 6c 79 20 0a 19 96 80 80 74 6f 20 74 68 65 20 74 65 72 6d 69 6e 61 6c 20 28 76 69   ┆sically      to the terminal (vi┆
0x13800…13820 (156,) 61 20 56 2e 32 34 20 63 6f 6e 6e 65 63 74 69 6f 6e 29 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20   ┆a V.24 connection).             ┆
0x13820…13840        20 20 20 20 20 20 20 20 20 20 20 20 20 30 3a 20 20 31 31 30 20 62 70 73 0d 0a 20 20 20 20 20 20   ┆             0:  110 bps        ┆
0x13840…13860        20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 31 3a 20 20 33 30 30 20 62 70 73 0d 0a 20 20 20   ┆                1:  300 bps     ┆
0x13860…13880        20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 32 3a 20 20 36 30 30 20 62 70 73 0d 0a   ┆                   2:  600 bps  ┆
0x13880…138a0        20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 33 3a 20 31 32 30 30 20 62 70   ┆                      3: 1200 bp┆
0x138a0…138c0        73 0d 0a 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 34 3a 20 32 34 30 30   ┆s                        4: 2400┆
0x138c0…138e0        20 62 70 73 0d 0a 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 35 3a 20 34   ┆ bps                        5: 4┆
0x138e0…13900        38 30 30 20 62 70 73 0d 0a 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 36   ┆800 bps                        6┆
0x13900…13920        3a 20 39 36 30 30 20 62 70 73 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 a1 43 46 3a 20 43 68 61 72   ┆: 9600 bps              CF: Char┆
0x13920…13940        61 63 74 65 72 20 46 6f 72 6d 61 74 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 56 61 6c 75 65 73 3a   ┆acter Format             Values:┆
0x13940…13960        20 20 20 20 20 20 30 2c 20 31 2c 20 32 2c 20 2e 2e 2e 2c 20 32 35 35 0d 0a 0d 0a 20 20 20 20 20   ┆      0, 1, 2, ..., 255         ┆
0x13960…13980        20 20 20 20 4d 65 61 6e 69 6e 67 3a 20 20 20 20 20 84 43 46 20 64 65 74 65 72 6d 69 6e 65 73 20   ┆    Meaning:      CF determines ┆
0x13980…139a0        74 68 65 20 66 6f 72 6d 61 74 20 6f 66 20 74 68 65 20 63 68 61 72 61 63 74 65 72 73 20 0a 19 96   ┆the format of the characters    ┆
0x139a0…139c0        80 80 74 72 61 6e 73 6d 69 74 74 65 64 20 74 6f 20 74 68 65 20 70 72 69 6e 74 65 72 20 61 74 74   ┆  transmitted to the printer att┆
0x139c0…139e0        61 63 68 65 64 20 76 69 61 20 74 68 65 20 0a 19 96 80 80 56 2e 32 34 20 63 6f 6e 6e 65 63 74 69   ┆ached via the      V.24 connecti┆
0x139e0…13a00        6f 6e 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 84 43 46   ┆on.                           CF┆
0x13a00…13a20 (157,) 20 69 73 20 74 68 65 20 64 65 63 69 6d 61 6c 20 76 61 6c 75 65 20 6f 66 20 61 20 62 79 74 65 20   ┆ is the decimal value of a byte ┆
0x13a20…13a40        63 6f 64 65 64 20 61 73 20 0a 19 96 80 80 66 6f 6c 6c 6f 77 73 3a 0d 0a 0d 0a 20 20 20 20 20 20   ┆coded as      follows:          ┆
0x13a40…13a60        20 20 20 20 20 20 20 20 20 4d 53 42 a2 e2 a1 20 20 37 20 20 36 20 20 35 20 20 34 20 20 33 20 20   ┆         MSB     7  6  5  4  3  ┆
0x13a60…13a80        32 20 20 31 20 20 30 20 e1 4c 53 42 0d 0a 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20   ┆2  1  0  LSB                    ┆
0x13a80…13aa0        a1 20 20 30 20 20 31 20 20 30 20 20 30 20 20 20 2d 20 20 20 20 2d 20 20 2d 20 0d 0a 20 20 20 20   ┆   0  1  0  0   -    -  -       ┆
0x13aa0…13ac0        20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20   ┆                                ┆
0x13ac0…13ae0        20 20 20 20 20 a1 20 20 20 e1 20 30 3a 20 6e 6f 20 70 61 72 69 74 79 0d 0a 20 20 20 20 20 20 20   ┆           0: no parity         ┆
0x13ae0…13b00        20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20   ┆                                ┆
0x13b00…13b20        20 20 a2 e2 a1 e1 20 20 20 e1 20 31 3a 20 70 61 72 69 74 79 0d 0a 20 20 20 20 20 20 0d 0a 20 20   ┆           1: parity            ┆
0x13b20…13b40        20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20   ┆                                ┆
0x13b40…13b60        20 20 20 20 a1 20 20 20 20 20 20 e1 20 30 3a 20 6f 64 64 20 70 61 72 69 74 79 0d 0a 20 20 20 20   ┆             0: odd parity      ┆
0x13b60…13b80        20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20   ┆                                ┆
0x13b80…13ba0        20 20 20 20 20 20 20 20 20 31 3a 20 65 76 65 6e 20 70 61 72 69 74 79 0d 0a 0d 0a 20 20 20 20 20   ┆         1: even parity         ┆
0x13ba0…13bc0        20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 a1 20 20 20   ┆                                ┆
0x13bc0…13be0        20 20 20 20 20 20 20 20 e1 20 30 31 3a 20 31 20 73 74 6f 70 20 62 69 74 0d 0a 20 20 20 20 20 20   ┆          01: 1 stop bit        ┆
0x13be0…13c00        20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20   ┆                                ┆
0x13c00…13c20 (158,) 20 20 20 20 20 20 20 31 30 3a 20 31 20 31 2f 32 20 73 74 6f 70 20 62 69 74 0d 0a 20 20 20 20 20   ┆       10: 1 1/2 stop bit       ┆
0x13c20…13c40        20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20   ┆                                ┆
0x13c40…13c60        20 20 20 20 20 20 20 20 31 31 3a 20 32 20 73 74 6f 70 20 62 69 74 73 0d 0a 0d 0a 20 20 20 20 20   ┆        11: 2 stop bits         ┆
0x13c60…13c80        20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 84 46 6f 72 20 52 43 20 73 75 70 70 6c 69 65   ┆                  For RC supplie┆
0x13c80…13ca0        64 20 70 72 69 6e 74 65 72 73 20 74 68 65 20 72 65 63 6f 6d 6d 65 6e 64 65 64 20 0a 19 96 80 80   ┆d printers the recommended      ┆
0x13ca0…13cc0        76 61 6c 75 65 20 69 73 20 37 39 20 28 32 20 73 74 6f 70 20 62 69 74 73 2c 20 65 76 65 6e 20 70   ┆value is 79 (2 stop bits, even p┆
0x13cc0…13ce0        61 72 69 74 79 29 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 a1 4d 50 4c 3a 20 4d 61 78 69 6d 75   ┆arity).              MPL: Maximu┆
0x13ce0…13d00        6d 20 50 72 69 6e 74 20 4c 69 6e 65 20 4c 65 6e 67 74 68 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20   ┆m Print Line Length             ┆
0x13d00…13d20        56 61 6c 75 65 73 3a 20 20 20 20 20 20 30 2c 20 31 2c 20 32 2c 20 2e 2e 2e 2c 20 31 33 32 0d 0a   ┆Values:      0, 1, 2, ..., 132  ┆
0x13d20…13d40        0d 0a 20 20 20 20 20 20 20 20 20 4d 65 61 6e 69 6e 67 3a 20 20 20 20 20 84 4d 61 78 69 6d 75 6d   ┆           Meaning:      Maximum┆
0x13d40…13d60        20 6c 69 6e 65 20 6c 65 6e 67 74 68 20 6f 6e 20 74 68 65 20 61 74 74 61 63 68 65 64 20 70 72 69   ┆ line length on the attached pri┆
0x13d60…13d6f        6e 80 0a 19 96 80 80 74 65 72 2e 0d 0a 0d 0a                                                      ┆n      ter.    ┆
0x13d6f…13d72        FormFeed {
0x13d6f…13d72          0c 80 bb                                                                                          ┆   ┆
0x13d6f…13d72        }
0x13d72…13d80        0a 20 20 20 20 20 20 20 20 20 a1 50 4d 3a                                                         ┆           PM:┆
0x13d80…13da0        20 50 72 69 6e 74 65 72 20 4d 6f 64 65 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 56 61 6c 75 65 73   ┆ Printer Mode             Values┆
0x13da0…13dc0        3a 20 20 20 20 20 20 30 2c 20 31 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 4d 65 61 6e 69 6e 67 3a   ┆:      0, 1             Meaning:┆
0x13dc0…13de0        20 20 20 20 20 84 50 4d 20 72 65 66 65 72 73 20 74 6f 20 74 68 65 20 70 72 69 6e 74 65 72 20 70   ┆      PM refers to the printer p┆
0x13de0…13e00        68 79 73 69 63 61 6c 6c 79 20 61 74 80 0a 19 96 80 80 74 61 63 68 65 64 20 74 6f 20 74 68 65 20   ┆hysically at      tached to the ┆
0x13e00…13e20 (159,) 74 65 72 6d 69 6e 61 6c 2c 20 6e 6f 74 20 74 6f 20 69 74 73 20 68 61 72 64 20 0a 19 96 80 80 63   ┆terminal, not to its hard      c┆
0x13e20…13e40        6f 70 79 20 70 72 69 6e 74 65 72 2c 20 69 66 20 74 68 69 73 20 69 73 20 61 6e 6f 74 68 65 72 20   ┆opy printer, if this is another ┆
0x13e40…13e60        70 72 69 6e 74 65 72 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20   ┆printer.                        ┆
0x13e60…13e80        20 20 50 4d 20 3d 20 30 2c 20 84 74 68 65 20 70 72 69 6e 74 6f 75 74 20 6f 70 65 72 61 74 69 6f   ┆  PM = 0,  the printout operatio┆
0x13e80…13ea0        6e 73 20 61 72 65 20 70 65 72 66 6f 72 80 0a 19 9e 80 80 6d 65 64 20 69 6e 20 74 68 65 20 63 6f   ┆ns are perfor      med in the co┆
0x13ea0…13ec0        6d 70 61 63 74 20 6d 6f 64 65 2c 20 69 2e 65 2e 20 6c 69 6e 65 73 20 0a 19 9e 80 80 63 6f 6e 74   ┆mpact mode, i.e. lines      cont┆
0x13ec0…13ee0        61 69 6e 69 6e 67 20 4e 55 4c 20 63 68 61 72 61 63 74 65 72 73 20 6f 6e 6c 79 20 61 72 65 20 0a   ┆aining NUL characters only are  ┆
0x13ee0…13f00        19 9e 80 80 6e 6f 74 20 70 72 69 6e 74 65 64 2c 20 61 6e 64 20 6e 6f 20 46 4f 52 4d 20 46 45 45   ┆    not printed, and no FORM FEE┆
0x13f00…13f20        44 20 0a 19 9e 80 80 63 68 61 72 61 63 74 65 72 20 69 73 20 70 72 69 6e 74 65 64 2e 0d 0a 0d 0a   ┆D      character is printed.    ┆
0x13f20…13f40        20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 50 4d 20 3d 20 31 2c 20 84 65   ┆                      PM = 1,  e┆
0x13f40…13f60        76 65 72 79 20 73 63 72 65 65 6e 20 69 6d 61 67 65 20 69 73 20 70 72 69 6e 74 65 64 20 61 73 20   ┆very screen image is printed as ┆
0x13f60…13f80        0a 19 9e 80 80 73 68 6f 77 6e 20 6f 6e 20 74 68 65 20 64 69 73 70 6c 61 79 20 73 63 72 65 65 6e   ┆     shown on the display screen┆
0x13f80…13fa0        20 28 69 2e 65 2e 20 0a 19 9e 80 80 77 69 74 68 20 70 6f 73 73 69 62 6c 65 20 62 6c 61 6e 6b 20   ┆ (i.e.      with possible blank ┆
0x13fa0…13fc0        6c 69 6e 65 73 20 61 6e 64 20 0a 19 9e 80 80 74 65 72 6d 69 6e 61 74 65 64 20 77 69 74 68 20 46   ┆lines and      terminated with F┆
0x13fc0…13fe0        4f 52 4d 20 46 45 45 44 29 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20   ┆ORM FEED).                      ┆
0x13fe0…14000        20 20 20 20 84 50 4d 20 64 6f 65 73 20 6e 6f 74 20 61 70 70 6c 79 20 74 6f 20 74 72 61 6e 73 70   ┆     PM does not apply to transp┆
0x14000…14020 (160,) 61 72 65 6e 74 20 70 72 69 6e 74 6f 75 74 20 0a 19 96 80 80 67 65 6e 65 72 61 74 65 64 20 66 72   ┆arent printout      generated fr┆
0x14020…14040        6f 6d 20 74 68 65 20 61 70 70 6c 69 63 61 74 69 6f 6e 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20   ┆om the application.             ┆
0x14040…14060        a1 53 41 3a 20 53 65 63 6f 6e 64 61 72 79 20 41 64 64 72 65 73 73 0d 0a 0d 0a 20 20 20 20 20 20   ┆ SA: Secondary Address          ┆
0x14060…14080        20 20 20 53 65 65 20 73 65 63 74 69 6f 6e 73 20 37 2e 31 20 61 6e 64 20 37 2e 32 2e 31 2e 0d 0a   ┆   See sections 7.1 and 7.2.1.  ┆
0x14080…140a0        0d 0a 20 20 20 20 20 20 20 20 20 a1 44 44 4e 3a 20 44 69 73 70 6c 61 79 20 44 65 76 69 63 65 20   ┆            DDN: Display Device ┆
0x140a0…140c0        4e 75 6d 62 65 72 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 56 61 6c 75 65 73 3a 20 20 20 20 20 20   ┆Number             Values:      ┆
0x140c0…140e0        30 2c 20 31 2c 20 32 2c 20 2e 2e 2e 2c 20 33 31 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 4d 65 61   ┆0, 1, 2, ..., 31             Mea┆
0x140e0…14100        6e 69 6e 67 3a 20 20 20 20 20 53 65 65 20 73 65 63 74 69 6f 6e 20 37 2e 31 2e 0d 0a 0d 0a 20 20   ┆ning:     See section 7.1.      ┆
0x14100…14120        20 20 20 20 20 20 20 a1 48 43 50 3a 20 48 61 72 64 20 43 6f 70 79 20 50 72 69 6e 74 65 72 20 44   ┆        HCP: Hard Copy Printer D┆
0x14120…14140        65 76 69 63 65 20 4e 75 6d 62 65 72 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 56 61 6c 75 65 73 3a   ┆evice Number             Values:┆
0x14140…14160        20 20 20 20 20 20 84 30 2c 20 31 2c 20 32 2c 20 2e 2e 2e 2c 20 33 31 2c 20 34 30 2c 20 34 31 2c   ┆       0, 1, 2, ..., 31, 40, 41,┆
0x14160…14180        20 2e 2e 2e 2c 20 35 35 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 4d 65 61 6e 69 6e 67 3a 20 20 20   ┆ ..., 55             Meaning:   ┆
0x14180…141a0        20 20 84 53 65 65 20 73 65 63 74 69 6f 6e 20 37 2e 31 2e 20 49 66 20 61 20 70 72 69 6e 74 65 72   ┆   See section 7.1. If a printer┆
0x141a0…141c0        20 63 6c 61 73 73 20 69 73 20 75 73 65 64 20 0a 19 96 80 80 69 6e 73 74 65 61 64 20 6f 66 20 61   ┆ class is used      instead of a┆
0x141c0…141e0        20 73 70 65 63 69 66 69 63 20 70 72 69 6e 74 65 72 20 74 68 65 20 76 61 6c 75 65 20 6f 66 20 0a   ┆ specific printer the value of  ┆
0x141e0…14200        19 96 80 80 74 68 69 73 20 70 61 72 61 6d 65 74 65 72 20 6d 75 73 74 20 62 65 20 74 68 65 20 76   ┆    this parameter must be the v┆
0x14200…14220 (161,) 61 6c 75 65 20 6f 66 20 74 68 65 20 0a 19 96 80 80 63 6c 61 73 73 20 61 64 64 65 64 20 62 79 20   ┆alue of the      class added by ┆
0x14220…14240        34 30 20 28 69 2e 65 2e 20 69 6e 20 74 68 65 20 72 61 6e 67 65 20 34 30 20 2e 2e 20 0a 19 96 80   ┆40 (i.e. in the range 40 ..     ┆
0x14240…14260        80 35 35 29 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 a1 4c 44 3a 20 4c 6f 61 64 20 44 65 76 69   ┆ 55).              LD: Load Devi┆
0x14260…14280        63 65 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 54 68 69 73 20 70 61 72 61 6d 65 74 65 72 20 69   ┆ce              This parameter i┆
0x14280…142a0        73 20 64 65 73 63 72 69 62 65 64 20 69 6e 20 72 65 66 2e 20 28 32 29 2e 20 54 68 65 20 76 61 6c   ┆s described in ref. (2). The val┆
0x142a0…142c0        75 65 20 0a 19 89 80 80 6e 6f 72 6d 61 6c 6c 79 20 75 73 65 64 20 69 73 20 32 2e 0d 0a 0d 0a 20   ┆ue      normally used is 2.     ┆
0x142c0…142e0        20 20 20 20 20 20 20 20 a1 50 54 4d 3a 20 50 69 63 74 75 72 65 20 28 73 63 72 65 65 6e 20 69 6d   ┆         PTM: Picture (screen im┆
0x142e0…14300        61 67 65 29 20 54 69 6d 65 6f 75 74 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 56 61 6c 75 65 73 3a   ┆age) Timeout             Values:┆
0x14300…14320        20 20 20 20 20 20 30 2c 20 31 2c 20 2e 2e 2e 2c 20 32 35 34 2c 20 32 35 35 0d 0a 0d 0a 20 20 20   ┆      0, 1, ..., 254, 255       ┆
0x14320…14340        20 20 20 20 20 20 4d 65 61 6e 69 6e 67 3a 20 20 20 20 20 84 44 65 74 65 72 6d 69 6e 65 73 20 74   ┆      Meaning:      Determines t┆
0x14340…14360        68 65 20 6e 75 6d 62 65 72 20 6f 66 20 6d 69 6e 75 74 65 73 20 74 68 65 20 73 63 72 65 65 6e 20   ┆he number of minutes the screen ┆
0x14360…14380        0a 19 96 80 80 69 6d 61 67 65 20 77 69 6c 6c 20 72 65 6d 61 69 6e 20 73 77 69 74 63 68 65 64 20   ┆     image will remain switched ┆
0x14380…143a0        6f 6e 20 77 68 65 6e 20 6e 6f 20 6b 65 79 73 20 0a 19 96 80 80 61 72 65 20 70 72 65 73 73 65 64   ┆on when no keys      are pressed┆
0x143a0…143c0        20 61 6e 64 20 6e 6f 20 73 63 72 65 65 6e 20 69 6d 61 67 65 73 20 61 72 65 20 72 65 80 0a 19 96   ┆ and no screen images are re    ┆
0x143c0…143e0        80 80 63 65 69 76 65 64 20 66 72 6f 6d 20 74 68 65 20 68 6f 73 74 20 63 6f 6d 70 75 74 65 72 2e   ┆  ceived from the host computer.┆
0x143e0…14400        0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 50 54 4d 20 3d 20   ┆                          PTM = ┆
0x14400…14420 (162,) 30 2c 20 84 74 68 65 20 73 63 72 65 65 6e 20 69 6d 61 67 65 20 69 73 20 6e 65 76 65 72 20 73 77   ┆0,  the screen image is never sw┆
0x14420…14440        69 74 63 68 65 64 20 0a 19 9f 80 80 6f 66 66 2e 0d 0a 20 20 20 20 20 20 20 20 20 20 20 20 20 20   ┆itched      off.                ┆
0x14440…14460        20 20 20 20 20 20 20 20 50 54 4d 20 3e 20 30 2c 20 84 74 68 65 20 73 63 72 65 65 6e 20 69 6d 61   ┆        PTM > 0,  the screen ima┆
0x14460…14480        67 65 20 69 73 20 73 77 69 74 63 68 65 64 20 6f 66 66 20 0a 19 9f 80 80 61 66 74 65 72 20 50 54   ┆ge is switched off      after PT┆
0x14480…1448e        4d 20 6d 69 6e 75 74 65 73 2e 0d 0a 0d 0a                                                         ┆M minutes.    ┆
0x1448e…14491        FormFeed {
0x1448e…14491          0c 80 bd                                                                                          ┆   ┆
0x1448e…14491        }
0x14491…144a0        0a b0 a1 38 2e 20 20 20 20 20 20 20 53 59 53                                                      ┆   8.       SYS┆
0x144a0…144c0        54 45 4d 20 4d 4f 4e 49 54 4f 52 49 4e 47 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 54 68 65 20   ┆TEM MONITORING              The ┆
0x144c0…144e0        52 43 38 35 35 20 49 42 4d 20 33 32 37 30 20 45 6d 75 6c 61 74 6f 72 20 63 6f 6e 74 61 69 6e 73   ┆RC855 IBM 3270 Emulator contains┆
0x144e0…14500        20 61 20 70 72 6f 67 72 61 6d 20 66 6f 72 20 0a 19 89 80 80 73 79 73 74 65 6d 20 6d 6f 6e 69 74   ┆ a program for      system monit┆
0x14500…14520        6f 72 69 6e 67 20 28 73 65 65 20 73 65 63 74 69 6f 6e 20 38 2e 31 29 2e 20 54 68 65 20 73 79 73   ┆oring (see section 8.1). The sys┆
0x14520…14540        74 65 6d 20 6d 6f 6e 69 74 6f 72 80 0a 19 89 80 80 69 6e 67 20 63 61 6e 20 62 65 20 75 73 65 64   ┆tem monitor      ing can be used┆
0x14540…14560        20 61 6e 79 20 74 69 6d 65 20 64 75 72 69 6e 67 20 65 6d 75 6c 61 74 6f 72 20 6f 70 65 72 61 74   ┆ any time during emulator operat┆
0x14560…14580        69 6f 6e 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 54 68 65 20 73 79 73 74 65 6d 20 6d 6f 6e   ┆ion.              The system mon┆
0x14580…145a0        69 74 6f 72 69 6e 67 20 66 75 6e 63 74 69 6f 6e 73 20 61 72 65 20 63 6f 6e 74 72 6f 6c 6c 65 64   ┆itoring functions are controlled┆
0x145a0…145c0        20 62 79 20 6d 65 61 6e 73 20 0a 19 89 80 80 6f 66 20 66 6c 61 67 73 2e 20 45 61 63 68 20 6f 66   ┆ by means      of flags. Each of┆
0x145c0…145e0        20 74 68 65 20 61 74 74 65 6e 74 69 6f 6e 20 6b 65 79 73 20 50 41 31 2d 35 20 61 6e 64 20 50 46   ┆ the attention keys PA1-5 and PF┆
0x145e0…14600        31 30 2d 31 34 20 0a 19 89 80 80 68 61 73 20 61 20 63 6f 72 72 65 73 70 6f 6e 64 69 6e 67 20 66   ┆10-14      has a corresponding f┆
0x14600…14620 (163,) 6c 61 67 2e 20 46 6c 61 67 73 20 61 72 65 20 73 65 74 20 28 73 79 73 74 65 6d 20 6d 6f 6e 69 74   ┆lag. Flags are set (system monit┆
0x14620…14640        6f 72 80 0a 19 89 80 80 69 6e 67 20 69 6e 76 6f 6b 65 64 29 20 61 6e 64 20 72 65 73 65 74 20 28   ┆or      ing invoked) and reset (┆
0x14640…14660        73 79 73 74 65 6d 20 6d 6f 6e 69 74 6f 72 69 6e 67 20 74 65 72 6d 69 6e 61 74 65 64 29 20 61 73   ┆system monitoring terminated) as┆
0x14660…14680        20 0a 19 89 80 80 66 6f 6c 6c 6f 77 73 3a 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 53 65 74 20 66   ┆      follows:             Set f┆
0x14680…146a0        6c 61 67 3a 20 20 20 43 54 52 4c 20 3c 66 6c 61 67 20 6b 65 79 3e 0d 0a 20 20 20 20 20 20 20 20   ┆lag:   CTRL <flag key>          ┆
0x146a0…146c0        20 52 65 73 65 74 20 66 6c 61 67 3a 20 43 54 52 4c 20 53 48 49 46 54 20 3c 66 6c 61 67 20 6b 65   ┆ Reset flag: CTRL SHIFT <flag ke┆
0x146c0…146e0        79 3e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 a1 50 41 2d 31 20 66 6c 61 67 0d 0a 0d 0a 20 20 20   ┆y>              PA-1 flag       ┆
0x146e0…14700        20 20 20 20 20 20 84 54 68 65 20 50 41 2d 31 20 66 6c 61 67 20 68 61 73 20 61 20 73 75 70 65 72   ┆       The PA-1 flag has a super┆
0x14700…14720        69 6f 72 20 66 75 6e 63 74 69 6f 6e 2e 20 57 68 65 6e 20 69 74 20 69 73 20 73 65 74 2c 20 0a 19   ┆ior function. When it is set,   ┆
0x14720…14740        89 80 80 74 68 65 20 64 69 73 70 6c 61 79 20 73 63 72 65 65 6e 20 69 73 20 65 72 61 73 65 64 20   ┆   the display screen is erased ┆
0x14740…14760        61 6e 64 20 74 68 65 20 73 63 72 65 65 6e 20 74 68 65 6e 20 64 69 73 80 0a 19 89 80 80 70 6c 61   ┆and the screen then dis      pla┆
0x14760…14780        79 73 20 74 68 65 20 73 79 73 74 65 6d 20 6d 6f 6e 69 74 6f 72 69 6e 67 20 6f 75 74 70 75 74 2e   ┆ys the system monitoring output.┆
0x14780…147a0        20 54 68 65 20 65 6d 75 6c 61 74 6f 72 20 63 6f 6e 80 0a 19 89 80 80 74 69 6e 75 65 73 20 74 6f   ┆ The emulator con      tinues to┆
0x147a0…147c0        20 72 75 6e 2c 20 62 75 74 20 69 74 20 64 6f 65 73 20 6e 6f 74 20 75 73 65 20 74 68 65 20 73 63   ┆ run, but it does not use the sc┆
0x147c0…147e0        72 65 65 6e 2e 20 4f 6e 20 74 68 65 20 0a 19 89 80 80 6f 74 68 65 72 20 68 61 6e 64 2c 20 61 73   ┆reen. On the      other hand, as┆
0x147e0…14800        20 6c 6f 6e 67 20 61 73 20 74 68 65 20 50 41 2d 31 20 66 6c 61 67 20 69 73 20 a1 6e 6f 74 e1 20   ┆ long as the PA-1 flag is  not  ┆
0x14800…14820 (164,) 73 65 74 2c 20 74 68 65 20 0a 19 89 80 80 73 79 73 74 65 6d 20 6d 6f 6e 69 74 6f 72 69 6e 67 20   ┆set, the      system monitoring ┆
0x14820…14840        66 75 6e 63 74 69 6f 6e 73 20 6d 61 79 20 77 65 6c 6c 20 62 65 20 69 6e 76 6f 6b 65 64 20 62 79   ┆functions may well be invoked by┆
0x14840…14860        20 0a 19 89 80 80 73 65 74 74 69 6e 67 20 74 68 65 69 72 20 69 6e 64 69 76 69 64 75 61 6c 20 66   ┆      setting their individual f┆
0x14860…14880        6c 61 67 73 2c 20 62 75 74 20 74 68 65 79 20 77 69 6c 6c 20 6e 6f 74 20 64 69 73 80 0a 19 89 80   ┆lags, but they will not dis     ┆
0x14880…148a0        80 70 6c 61 79 20 61 6e 79 20 69 6e 66 6f 72 6d 61 74 69 6f 6e 2e 0d 0a 0d 0a 20 20 20 20 20 20   ┆ play any information.          ┆
0x148a0…148c0        20 20 20 a1 48 61 72 64 20 63 6f 70 79 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 49 66 20 61 20   ┆    Hard copy              If a ┆
0x148c0…148e0        70 72 69 6e 74 65 72 20 69 73 20 61 74 74 61 63 68 65 64 20 74 6f 20 74 68 65 20 74 65 72 6d 69   ┆printer is attached to the termi┆
0x148e0…14900        6e 61 6c 20 28 70 68 79 73 69 63 61 6c 6c 79 20 0a 19 89 80 80 61 74 74 61 63 68 65 64 20 6e 6f   ┆nal (physically      attached no┆
0x14900…14920        74 20 63 6c 75 73 74 65 72 20 68 61 72 64 20 63 6f 70 79 20 70 72 69 6e 74 65 72 29 20 61 6e 64   ┆t cluster hard copy printer) and┆
0x14920…14940        20 74 68 65 20 50 44 4e 20 0a 19 89 80 80 70 61 72 61 6d 65 74 65 72 20 69 73 20 6e 6f 74 20 30   ┆ the PDN      parameter is not 0┆
0x14940…14960        2c 20 74 68 65 6e 20 61 20 70 72 69 6e 74 6f 75 74 20 6f 66 20 74 68 65 20 73 79 73 74 65 6d 20   ┆, then a printout of the system ┆
0x14960…14980        6d 6f 6e 69 80 0a 19 89 80 80 74 6f 72 69 6e 67 20 73 63 72 65 65 6e 20 69 6d 61 67 65 2c 20 69   ┆moni      toring screen image, i┆
0x14980…149a0        6e 76 6f 6b 65 64 20 62 79 20 74 68 65 20 50 41 2d 31 20 66 6c 61 67 2c 20 63 61 6e 20 62 65 20   ┆nvoked by the PA-1 flag, can be ┆
0x149a0…149c0        0a 19 89 80 80 6f 62 74 61 69 6e 65 64 20 62 79 20 70 72 65 73 73 69 6e 67 20 43 54 52 4c 20 50   ┆     obtained by pressing CTRL P┆
0x149c0…149e0        52 49 4e 54 2e 0d 0a 0d 0a 0d 0a b0 a1 38 2e 31 20 20 20 20 20 20 53 74 61 74 69 73 74 69 63 73   ┆RINT.        8.1      Statistics┆
0x149e0…14a00        0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 53 74 61 74 69 73 74 69 63 61 6c 20 69 6e 66 6f 72 6d   ┆              Statistical inform┆
0x14a00…14a20 (165,) 61 74 69 6f 6e 20 69 73 20 61 75 74 6f 6d 61 74 69 63 61 6c 6c 79 20 63 6f 75 6e 74 65 64 20 61   ┆ation is automatically counted a┆
0x14a20…14a40        73 20 6c 6f 6e 67 20 0a 19 89 80 80 61 73 20 74 68 65 20 65 6d 75 6c 61 74 6f 72 20 69 73 20 61   ┆s long      as the emulator is a┆
0x14a40…14a60        63 74 69 76 65 2e 20 49 74 20 63 6f 6e 63 65 72 6e 73 20 69 6e 66 6f 72 6d 61 74 69 6f 6e 20 66   ┆ctive. It concerns information f┆
0x14a60…14a80        72 6f 6d 20 0a 19 89 80 80 74 68 65 20 52 63 43 69 72 63 75 69 74 20 63 6f 6d 6d 75 6e 69 63 61   ┆rom      the RcCircuit communica┆
0x14a80…14aa0        74 69 6f 6e 20 74 6f 20 74 68 65 20 43 6f 6e 74 72 6f 6c 20 55 6e 69 74 2e 0d 0a 0d 0a 20 20 20   ┆tion to the Control Unit.       ┆
0x14aa0…14ac0        20 20 20 20 20 20 a1 4f 70 65 72 61 74 69 6f 6e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 50 41   ┆       Operation              PA┆
0x14ac0…14ae0        2d 33 20 66 6c 61 67 3a 20 53 65 74 20 69 6e 20 6f 72 64 65 72 20 74 6f 20 64 69 73 70 6c 61 79   ┆-3 flag: Set in order to display┆
0x14ae0…14b00        20 63 6f 75 6e 74 65 72 73 2e 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 a1 53 63 72 65 65 6e 20 69   ┆ counters.              Screen i┆
0x14b00…14b20        6d 61 67 65 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 84 54 68 65 20 6c 61 79 6f 75 74 20 6f 66 20   ┆mage              The layout of ┆
0x14b20…14b40        74 68 65 20 64 69 73 70 6c 61 79 20 6f 66 20 74 68 65 20 63 6f 75 6e 74 65 72 73 20 69 73 20 61   ┆the display of the counters is a┆
0x14b40…14b60        73 20 66 6f 6c 6c 6f 77 73 3a 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 53 3c 20 61 61 20 62 62 20   ┆s follows:             S< aa bb ┆
0x14b60…14b80        63 63 20 64 64 20 65 65 20 66 66 20 67 67 20 68 68 20 69 69 20 6a 6a 20 3e 0d 0a 0d 0a 20 20 20   ┆cc dd ee ff gg hh ii jj >       ┆
0x14b80…14ba0        20 20 20 20 20 20 77 68 65 72 65 0d 0a 20 20 20 20 20 20 20 20 20 61 61 20 72 65 63 65 69 76 65   ┆      where           aa receive┆
0x14ba0…14bc0        2d 70 6f 6c 6c 20 74 69 6d 65 6f 75 74 20 28 35 20 73 65 63 6f 6e 64 73 29 0d 0a 20 20 20 20 20   ┆-poll timeout (5 seconds)       ┆
0x14bc0…14be0        20 20 20 20 62 62 20 62 6c 6f 63 6b 20 66 6f 72 6d 61 74 20 65 72 72 6f 72 20 64 75 72 69 6e 67   ┆    bb block format error during┆
0x14be0…14c00        20 72 65 63 65 70 74 69 6f 6e 0d 0a 20 20 20 20 20 20 20 20 20 63 63 20 62 6c 6f 63 6b 20 6c 65   ┆ reception           cc block le┆
0x14c00…14c20 (166,) 6e 67 74 68 20 65 72 72 6f 72 3b 20 74 6f 6f 20 6c 61 72 67 65 20 62 6c 6f 63 6b 73 0d 0a 20 20   ┆ngth error; too large blocks    ┆
0x14c20…14c40        20 20 20 20 20 20 20 64 64 20 62 6c 6f 63 6b 20 6c 65 6e 67 74 68 20 65 72 72 6f 72 3b 20 74 6f   ┆       dd block length error; to┆
0x14c40…14c60        6f 20 73 6d 61 6c 6c 20 62 6c 6f 63 6b 73 0d 0a 20 20 20 20 20 20 20 20 20 65 65 20 6e 6f 74 20   ┆o small blocks           ee not ┆
0x14c60…14c80        75 73 65 64 0d 0a 20 20 20 20 20 20 20 20 20 66 66 20 63 68 65 63 6b 73 75 6d 20 65 72 72 6f 72   ┆used           ff checksum error┆
0x14c80…14ca0        20 69 6e 20 72 65 63 65 69 76 65 64 20 62 6c 6f 63 6b 0d 0a 20 20 20 20 20 20 20 20 20 67 67 20   ┆ in received block           gg ┆
0x14ca0…14cc0        64 61 74 61 20 6f 76 65 72 72 75 6e 20 64 75 72 69 6e 67 20 72 65 63 65 70 74 69 6f 6e 0d 0a 20   ┆data overrun during reception   ┆
0x14cc0…14ce0        20 20 20 20 20 20 20 20 68 68 20 62 6c 6f 63 6b 20 6c 65 6e 67 74 68 20 69 6e 20 63 68 65 63 6b   ┆        hh block length in check┆
0x14ce0…14d00        20 65 72 72 6f 72 0d 0a 20 20 20 20 20 20 20 20 20 69 69 20 77 72 6f 6e 67 20 73 65 71 75 65 6e   ┆ error           ii wrong sequen┆
0x14d00…14d20        63 65 20 6e 75 6d 62 65 72 20 69 6e 20 72 65 63 65 69 76 65 64 20 62 6c 6f 63 6b 0d 0a 20 20 20   ┆ce number in received block     ┆
0x14d20…14d40        20 20 20 20 20 20 6a 6a 20 62 6c 6f 63 6b 20 72 65 63 65 69 76 65 64 20 77 69 6c 6c 20 62 65 20   ┆      jj block received will be ┆
0x14d40…14d54        69 6c 6c 65 67 61 6c 20 62 6c 6f 63 6b 20 74 79 70 65 0d 0a                                       ┆illegal block type  ┆
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0x14d54…14d57          0c 80 be                                                                                          ┆   ┆
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0x14d57…14d5c        0a 0d 0a 0d 0a                                                                                    ┆     ┆
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0x14d5c…14d5f          0c 80 82                                                                                          ┆   ┆
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0x14d5f…14d60        0a                                                                                                ┆ ┆
0x14d60…14d80        b0 a1 41 2e 20 20 20 20 20 20 20 52 45 46 45 52 45 4e 43 45 53 0d 0a 0d 0a 20 20 20 20 20 20 20   ┆  A.       REFERENCES           ┆
0x14d80…14da0        20 20 28 31 29 20 20 52 43 53 4c 20 4e 6f 2e 20 39 39 2d 31 2d 30 39 37 31 34 0d 0a 20 20 20 20   ┆  (1)  RCSL No. 99-1-09714      ┆
0x14da0…14dc0        20 20 20 20 20 20 20 20 20 20 52 43 38 39 30 20 43 6f 6e 74 72 6f 6c 20 55 6e 69 74 0d 0a 20 20   ┆          RC890 Control Unit    ┆
0x14dc0…14de0        20 20 20 20 20 20 20 20 20 20 20 20 4f 70 65 72 61 74 69 6f 6e 20 61 6e 64 20 53 79 73 74 65 6d   ┆            Operation and System┆
0x14de0…14e00        20 43 75 73 74 6f 6d 69 7a 61 74 69 6f 6e 20 4d 61 6e 75 61 6c 0d 0a 0d 0a 20 20 20 20 20 20 20   ┆ Customization Manual           ┆
0x14e00…14e20 (167,) 20 20 28 32 29 20 20 52 43 53 4c 20 4e 6f 2e 20 34 32 2d 69 32 34 35 39 0d 0a 20 20 20 20 20 20   ┆  (2)  RCSL No. 42-i2459        ┆
0x14e20…14e3f        20 20 20 20 20 20 20 20 52 43 38 35 35 20 4f 70 65 72 61 74 69 6e 67 20 47 75 69 64 65 0d 0a      ┆        RC855 Operating Guide  ┆
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0x14e3f…14e42          0c 80 88                                                                                          ┆   ┆
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0x14e42…14e60        0a b0 a1 42 2e 20 20 20 20 20 20 20 43 4f 4e 46 49 47 55 52 41 54 49 4f 4e 20 53 43 52 45         ┆   B.       CONFIGURATION SCRE┆
0x14e60…14e80        45 4e 20 49 4d 41 47 45 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 52 43 38 35 35 20 20 20 20 20 20   ┆EN IMAGE             RC855      ┆
0x14e80…14ea0        20 20 20 20 20 20 20 20 49 4d 42 33 32 37 30 20 43 4f 4e 46 49 47 55 52 41 54 4f 52 20 20 20 20   ┆        IMB3270 CONFIGURATOR    ┆
0x14ea0…14ec0        20 20 20 20 20 41 72 61 62 69 63 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 4b 42 4c 3a 20 30 20 20   ┆     Arabic             KBL: 0  ┆
0x14ec0…14ee0        20 43 50 20 3a 20 30 20 20 20 20 44 50 43 3a 20 30 20 20 20 4e 46 52 3a 20 30 20 20 20 4e 55 4d   ┆ CP : 0    DPC: 0   NFR: 0   NUM┆
0x14ee0…14f00        3a 20 30 0d 0a 20 20 20 20 20 20 20 20 20 41 4f 53 3a 20 31 20 20 20 41 44 4d 3a 20 31 20 20 20   ┆: 0           AOS: 1   ADM: 1   ┆
0x14f00…14f20        20 41 4b 4d 3a 20 30 20 20 20 41 50 4f 3a 20 31 0d 0a 20 20 20 20 20 20 20 20 20 50 44 4e 3a 20   ┆ AKM: 0   APO: 1           PDN: ┆
0x14f20…14f40        38 20 20 20 50 44 4c 3a 20 30 20 20 20 20 50 4c 53 3a 20 35 20 20 20 43 46 20 3a 20 37 39 20 20   ┆8   PDL: 0    PLS: 5   CF : 79  ┆
0x14f40…14f60        4d 50 4c 3a 20 38 30 20 20 20 20 50 4d 20 3a 20 31 0d 0a 20 20 20 20 20 20 20 20 20 53 41 20 3a   ┆MPL: 80    PM : 1           SA :┆
0x14f60…14f80        20 30 20 20 20 44 44 4e 3a 20 30 20 20 20 20 48 43 50 3a 20 34 30 20 20 4c 44 20 3a 20 32 20 20   ┆ 0   DDN: 0    HCP: 40  LD : 2  ┆
0x14f80…14f8c        20 50 54 4d 3a 20 31 30 0d 0a 0d 0a                                                               ┆ PTM: 10    ┆
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0x14f8c…14f8f          0c 80 89                                                                                          ┆   ┆
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0x14f8f…14fa0        0a b0 a1 43 2e 20 20 20 20 20 20 20 4b 45 59 42 4f                                                ┆   C.       KEYBO┆
0x14fa0…14fae        41 52 44 20 4c 41 59 4f 55 54 0d 0a 0d 0a                                                         ┆ARD LAYOUT    ┆
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0x14fae…14fb1          0c 80 82                                                                                          ┆   ┆
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0x14fb1…14fc0        0a b0 a1 44 2e 20 20 20 20 20 20 20 45 42 43                                                      ┆   D.       EBC┆
0x14fc0…14fd5        44 49 43 20 43 48 41 52 41 43 54 45 52 20 53 45 54 0d 0a 0d 0a                                    ┆DIC CHARACTER SET    ┆
0x14fd5…14fd8        FormFeed {
0x14fd5…14fd8          0c 80 82                                                                                          ┆   ┆
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0x14fd8…14fe0        0a b0 a1 45 2e 20 20 20                                                                           ┆   E.   ┆
0x14fe0…15000        20 20 20 20 41 52 41 42 49 43 20 4b 45 59 42 4f 41 52 44 20 43 4f 4e 56 45 52 53 49 4f 4e 0d 0a   ┆    ARABIC KEYBOARD CONVERSION  ┆
0x15000…15020 (168,) 0d 0a 20 20 20 20 20 20 20 20 20 84 57 68 65 6e 20 61 72 61 62 69 63 20 6b 65 79 62 6f 61 72 64   ┆            When arabic keyboard┆
0x15020…15040        20 63 6f 6e 76 65 72 73 69 6f 6e 20 69 73 20 65 6e 61 62 6c 65 64 2c 20 74 68 65 20 66 6f 6c 6c   ┆ conversion is enabled, the foll┆
0x15040…15060        6f 77 80 0a 19 89 80 80 69 6e 67 20 63 68 61 72 61 63 74 65 72 73 20 77 69 6c 6c 20 63 68 61 6e   ┆ow      ing characters will chan┆
0x15060…15080        67 65 20 73 68 61 70 65 20 61 63 63 6f 72 64 69 6e 67 20 74 6f 20 74 68 65 69 72 20 0a 19 89 80   ┆ge shape according to their     ┆
0x15080…150a0        80 70 6f 73 69 74 69 6f 6e 20 69 6e 20 74 68 65 20 77 6f 72 64 2c 20 6e 6f 20 6d 61 74 74 65 72   ┆ position in the word, no matter┆
0x150a0…150c0        20 77 68 69 63 68 20 70 72 65 73 65 6e 74 61 74 69 6f 6e 20 77 61 73 20 0a 19 89 80 80 75 73 65   ┆ which presentation was      use┆
0x150c0…150e0        64 20 77 68 65 6e 20 65 6e 74 65 72 69 6e 67 20 74 68 65 20 63 68 61 72 61 63 74 65 72 2e 0d 0a   ┆d when entering the character.  ┆
0x150e0…150e2        0d 0a                                                                                             ┆  ┆
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0x150e2…150e5          0c 80 87                                                                                          ┆   ┆
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0x150e5…15100        0a b0 a1 46 2e 20 20 20 20 20 20 20 50 52 49 4e 54 45 52 20 43 4f 44 45 20 53 45                  ┆   F.       PRINTER CODE SE┆
0x15100…15120        54 0d 0a 0d 0a 20 20 20 20 20 20 20 20 20 55 6e 64 65 72 20 70 72 65 70 61 72 61 74 69 6f 6e 2e   ┆T             Under preparation.┆
0x15120…15122        0d 0a                                                                                             ┆  ┆
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0x15122…15125          0c 80 83                                                                                          ┆   ┆
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0x15125…15140        0a 1a 1a 74 6f 72 80 0a 19 89 80 80 69 6e 67 20 63 61 6e 20 62 65 20 75 65 73 20                  ┆   tor      ing can be ues ┆
0x15140…15160        77 68 65 74 68 65 72 20 6f 72 20 6e 6f 74 20 63 6f 6e 74 65 78 74 20 61 6e 61 6c 79 73 69 73 20   ┆whether or not context analysis ┆
0x15160…15180        0a 19 96 80 80 6f 66 20 61 72 61 62 69 63 20 74 65 78 74 20 69 73 20 70 65 72 66 6f 72 6d 65 64   ┆     of arabic text is performed┆

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