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Length: 29824 (0x7480) Types: RcTekst Names: »42-I2510.WP«
└─⟦481be0aa0⟧ Bits:30008870 Diskette med 42-I og 44-RT dokumenter └─⟦this⟧ »42-I2510.WP«
╱04002d440a0006000000000201503160000000000000000000000000000000000000000000000000050a0f19232d37414b555f69737d87ff04╱ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ┆06┆┆b0┆ITT3290 IBM 2780/3780 BSC Emulator.↲ ↲ ┆06┆┆b0┆Reference Manual.↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ╱04002d440a0006000000000201413100000000000000000000000000000000000000000000000000050a0f19232d37414b555f69737d87ff04╱ ╱04002d440a0006000000000201503160000000000000000000000000000000000000000000000000050a0f19232d37414b555f69737d87ff04╱ ↓ ↲ ↲ ╞ ╞ A/S REGNECENTRALEN af 1979┆05┆April 1984↲ ╞ ╞ Information Department┆05┆RCSL nr. 42-i2510↲ ↲ ════════════════════════════════════════════════════════════════════════ ↓ ╱04002d440a0006000000000201413100000000000000000000000000000000000000000000000000050a0f1923282d37414b555f69737dff04╱ ╱04002d440a0006000000000201413100000000000000000000000000000000000000000000000000050a0f19232d37414b555f69737d87ff04╱ ↓ ↲ ↲ ↲ ╞ ╞ Author :╞ Hans Markvard Nielsen↲ ↲ ╞ ╞ Keywords :╞ ┆84┆┆84┆ITT3290 Intelligent Terminal Work ↓ ┆19┆┆98┆┄┄Station, IBM 2780/3780 BSC Emulator, ↓ ┆19┆┆98┆┄┄Reference data.↲ ↲ ╞ ╞ Abstract :╞ ┆84┆┆84┆┆84┆This manual describes all the ITT3290 IBM ↓ ┆19┆┆98┆┄┄2780/3780 BSC Emula┄tor characteristics, ↓ ┆19┆┆98┆┄┄especially those formal criteria which do ↓ ┆19┆┆98┆┄┄not necessarily need to be known in order ↓ ┆19┆┆98┆┄┄to operate the emulator i.e. fileformats, ↓ ┆19┆┆98┆┄┄record handling, communication line ↓ ┆19┆┆98┆┄┄characteristics, command files, ↓ ┆19┆┆98┆┄┄parameters etc.↲ ↲ ↲ ↲ ↲ ↲ ↲ ╞ ╞ ╞ ╞ (44 Printed pages)↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ↲ ════════════════════════════════════════════════════════════════════════ ↓ ↲ ╱04002d4e0a00060000000002094131000000000000000000000000000000000000000000000000000d1217212b30353f49535d67717b85ff04╱ ╱04002d440a0006000000000201413100000000000000000000000000000000000000000000000000050a0f1923282d37414b555f69737dff04╱ ↓ ↲ ┆06┆i↲ ↲ ┆a1┆FOREWORD ↲ ↲ ↲ First edition: RCSL No 42-i2155. ↲ ↲ Torben G. Rasmussen and Henning Christensen ↲ A/S REGNECENTRALEN af 1979, March 1983↲ ↲ ↲ Second edition: RCSL 42-i2510↲ ┆84┆The Second edition reflects changes in the configuration ↓ of the background storage. This background storage may be ↓ 8" or hard disk in the con┄figurations supported by the ↓ ITT3290 Intelligent Terminal Work Station.↲ ↲ Hans M. Nielsen↲ A/S REGNECENTRALEN af 1979, April 1984.↲ ↲ ════════════════════════════════════════════════════════════════════════ ↓ ↲ ┆06┆ii↲ ↲ ════════════════════════════════════════════════════════════════════════ ↓ ↲ ┆06┆iii↲ ↲ ↲ ┆b0┆┆a1┆TABLE OF CONTENTS┆05┆PAGE↲ ↲ 1.╞ INTRODUCTION .................................... 1 ↲ ╞ 1.1╞ Emulator Specifications .................... 1 ↲ ╞ 1.2╞ Emulator Parameters and Commands ........... 2 ↲ ↲ 2.╞ FILE FORMAT AND RECORD HANDLING ................. 3 ↲ ╞ 2.1╞ Transmission ............................... 3 ↲ ╞ ╞ 2.1.1 Non-transparent ..................... 3 ↲ ╞ ╞ 2.1.2 Transparent ......................... 4 ↲ ╞ 2.2╞ Receival ................................... 4 ↲ ╞ ╞ 2.2.1 Non-transparent Print-data .......... 5 ↲ ╞ ╞ 2.2.2 Non-transparent Punch-data .......... 5 ↲ ╞ ╞ 2.2.3 Transparent Print- and Punch-data ... 6 ↲ ↲ 3.╞ SIGNON FILE ..................................... 7 ↲ ↲ 4.╞ CONFIGURATION FILE .............................. 8 ↲ ↲ 5.╞ CHARACTER CODE SETS ............................. 9 ↲ ╞ 5.1 Conversion Table Changes ................... 9 ↲ ↲ 6.╞ COMMAND FILE .................................... 12 ↲ ↲ 7.╞ MODEM SIGNALS ................................... 15 ↲ ↲ ↲ ┆b0┆┆a1┆APPENDICES: ↲ ↲ A.╞ REFERENCES ...................................... 17 ↲ ╞ A.1 Additional References ...................... 17 ↲ ↲ B.╞ EXAMPLES OF HOST GENERATION PARAMETERS .......... 18 ↲ ╞ B.1 JES2 ....................................... 18 ↲ ╞ B.2 DOS/VS POWER/VS ............................ 18 ↲ ↲ C.╞ CHARACTER CODE SETS ............................. 19 ↲ ╞ C.1 US English EBCDIC .......................... 19 ↲ ╞ C.2 UK English ASCII ........................... 20 ↲ ╞ C.3 German EBCDIC .............................. 21 ↲ ╞ C.4 German Alternate EBCDIC .................... 22 ↲ ╞ C.5 German ASCII ............................... 23 ↲ ╞ C.6 Danish EBCDIC .............................. 24 ↲ ╞ C.7 Danish Alternate EBCDIC .................... 25 ↲ ╞ C.8 Danish ASCII ............................... 26 ↲ ╞ C.9 French EBCDIC .............................. 27 ↲ ╞ C.10 French ASCII ............................... 28 ↲ ╞ C.11 Belgian EBCDIC ............................. 29 ↲ ╞ C.12╞ Belgian ASCII .............................. 30 ↲ ↲ ════════════════════════════════════════════════════════════════════════ ↓ ↲ ┆06┆iv↲ ↲ ↲ D.╞ LINE CONNECTIONS ................................ 31 ↲ ╞ D.1 Modem Connection ........................... 31 ↲ ╞ D.2 Printer Connection ......................... 31 ↲ ↲ ╞ E. INDEX ....................................... 33 ↲ ↲ ↲ ════════════════════════════════════════════════════════════════════════ ┆14┆┆b3┆↲ ┆14┆┆b3┆┆06┆- ┆0b┆ -↲ ┆14┆┆b3┆↲ ↲ ┆b0┆┆a1┆1.╞ ╞ INTRODUCTION ↲ ↲ ╞ ╞ ┆84┆The ITT3290 IBM 2780/3780 BSC Emulator software package ↓ ┆19┆┆89┆┄┄is a┄vailable for use with the ITT3290 Intelligent Termi┄↓ ┆19┆┆89┆┄┄nal Work Station. ↲ ↲ ╞ ╞ ┆84┆Operation of the ITT3290 with CP/M is introduced by the ↓ ┆19┆┆89┆┄┄ITT3290 Intelligent Terminal Work Station, User's Guide; ↓ ┆19┆┆89┆┄┄ref 1. ↲ ↲ ╞ ╞ ┆84┆Loading of the emulator is explained in the ITT3290 IBM ↓ ┆19┆┆89┆┄┄2780/3780 BSC Emulator, Installation Guide; ref. 2. ↲ ↲ ╞ ╞ ┆84┆Operation of the emulator is explained in the ITT3290 ↓ ┆19┆┆89┆┄┄IBM 2780/3780 BSC Emulator, Operating Guide; ref. 3. ↲ ↲ ╞ ╞ ┆84┆This manual provides basic reference data of the emula┄↓ ┆19┆┆89┆┄┄tor. ↲ ↲ ↲ ┆a1┆┆b0┆1.1╞ ╞ Emulator Specifications ↲ ↲ ╞ ╞ ┆84┆Communication link :╞ ┆84┆Point to point (leased) or ↓ ┆19┆┆a2┆┄┄switched (dial up) connec┄┄tion.↲ ↲ ╞ ╞ Communication type :╞ ┆84┆Synchroneous modems, half or ↓ ┆19┆┆a2┆┄┄full duplex.↲ ↲ ╞ ╞ Communication mode : ╞ Half-duplex. ↲ ↲ ╞ ╞ Data rates ╞ ╞ :╞ Up to 9600 bps. ↲ ↲ ╞ ╞ Line protocol ╞ ╞ :╞ ┆84┆┆84┆Binary Synchroneous Com┄muni┄ca┄↓ ┆19┆┆a2┆┄┄tion (BSC) proce┄dures; see re┄↓ ┆19┆┆a2┆┄┄ferences in appendix A.1. ↲ ↲ ╞ ╞ Line buffer size ╞ : ╞ 2780 : 420 bytes↲ ╞ ╞ ╞ ╞ ╞ ╞ ╞ 3780 : 530 bytes ↲ ↲ ╞ ╞ Transmission code ╞ : ╞ EBCDIC. ↲ ┆8c┆┄┆a9┆↓ ┆0e┆↓ ↲ ╞ ╞ Options supported ╞ :╞ 2780 : ┆84┆Multiple record trans┄┄↓ ┆19┆┆a9┆┄┄mission ↲ ↲ ╞ ╞ ╞ ╞ ╞ ╞ ╞ 3780 : ┆84┆Space compression/expan┄↓ ┆19┆┆a9┆┄┄sion ↲ ↲ ╞ ╞ ╞ ╞ ╞ ╞ 2780/3780 : EBCDIC transparency.↲ ╞ ╞ ╞ ╞ ╞ ╞ ╞ ╞ ╞ ┆84┆Printer horizontal for┄↓ ┆19┆┆a9┆┄┄mat control (HT).↲ ╞ ╞ ╞ ╞ ╞ ╞ ╞ ╞ ╞ ┆84┆Printer carriage control ↓ ┆19┆┆a9┆┄┄de┄coding (CCW).↲ ╞ ╞ ╞ ╞ ╞ ╞ ╞ ╞ ╞ Component selection.↲ ╞ ╞ ╞ ╞ ╞ ╞ ╞ ╞ ╞ ┆84┆Terminal identification ↓ ┆19┆┆a9┆┄┄(ID).↲ ┆0f┆↓ ↲ ╞ ╞ ┆84┆Examples of host generation parameters are found in ap┄↓ ┆19┆┆89┆┄┄pendix B. ↲ ↲ ↲ ┆b0┆┆a1┆1.2╞ ╞ Emulator Parameters and Commands ↲ ↲ ╞ ╞ ┆84┆The execution of the emulator functions is controlled by ↓ ┆19┆┆89┆┄┄a set of parameters and a set of commands (function ↓ ┆19┆┆89┆┄┄keys). A detailed description of these is found in ref. ↓ ┆19┆┆89┆┄┄4.↲ ↲ ╞ ╞ ┆84┆Initial values of the parameters can be assigned when ↓ ┆19┆┆89┆┄┄ap┄ply┄ing the configuration file, otherwise a set of de┄↓ ┆19┆┆89┆┄┄fault values is used by the emulator.↲ ↲ ════════════════════════════════════════════════════════════════════════ ↓ ↲ ↲ ┆a1┆┆b0┆2.╞ ╞ File format and record handling ↲ ↲ ↲ ┆b0┆┆a1┆2.1╞ ╞ Transmission ↲ ↲ ╞ ╞ ┆84┆Data can be transmitted in two modes : ↲ ↲ ╞ ╞ ╞ non-transparent ↲ ╞ ╞ ╞ transparent ↲ ↲ ╞ ╞ ┆84┆In either mode, the transmission of data is from CP/M ↓ ┆19┆┆89┆┄┄files on a diskette. However, the record handling dif┄┄↓ ┆19┆┆89┆┄┄fers according to the applied mode. These modes are se┄↓ ┆19┆┆89┆┄┄lect┄able by the con┄figuration file parameter TRANSPA┄REN┄↓ ┆19┆┆89┆┄┄CY as well as by the file name specifications /NT and /T ↓ ┆19┆┆89┆┄┄- see ref. 4 : ↲ ↲ ↲ ┆b0┆┆a1┆2.1.1╞ Non-transparent ↲ ↲ ╞ ╞ ┆84┆Each record is converted from ASCII to EBCDIC and trans┄↓ ┆19┆┆89┆┄┄mitted as 1 record of 80 bytes. A record on the diskette ↓ ┆19┆┆89┆┄┄is termina┄ted by CR, NL, FF, SUB or any possible combi┄↓ ┆19┆┆89┆┄┄nation of these 4 characters. The termination charac┄┄↓ ┆19┆┆89┆┄┄ter(s) is(are) neither conver┄ted nor transmitted.↲ ↲ ╞ ╞ ┆84┆If the termination characters contain more than one CR, ↓ ┆19┆┆89┆┄┄an empty record (all spaces) is transmitted for each ad┄↓ ┆19┆┆89┆┄┄ditional CR. Examples: ↲ ↲ ╞ ╞ ┆a1┆CP/M file on diskette ╞ ╞ ╞ ╞ ╞ Transmission↲ ╞ ╞ 1) ↲ ╞ ╞ <record1><CR><NL> ╞ ╞ ╞ ╞ ╞ ╞ <record1> ↲ ╞ ╞ <record2><CR><NL><SUB> ╞ ╞ ╞ ╞ ╞ <record2> ↲ ↲ ╞ ╞ 2) ↲ ╞ ╞ <record1><CR><NL><CR><NL>╞ ╞ ╞ ╞ <record1>,↲ ╞ ╞ <record2><CR><NL><FF><FF><SUB> ╞ ╞ ╞ <empty record>,↲ ╞ ╞ ╞ ╞ ╞ ╞ ╞ ╞ ╞ ╞ ╞ <record2>↲ ↲ ╞ ╞ ┆84┆Record handling further depends on the record size and ↓ ┆19┆┆89┆┄┄the applied line procedure as follows :↲ ↲ ╞ ╞ record > 80 bytes :╞ 2780/3780 :╞ ┆84┆split into a number of ↓ ┆19┆┆a9┆┄┄80-bytes records and ↓ ┆19┆┆a9┆┄┄(possibly) a last record ↓ ┆19┆┆a9┆┄┄of less than 80 bytes, ↓ ┆19┆┆a9┆┄┄which is then treated ↓ ┆19┆┆a9┆┄┄accordingly. ↲ ↲ ┆8c┆┄┆b4┆↓ ╞ ╞ record < 80 bytes : 2780 ╞ : ┆84┆terminated with an EM ↓ ┆19┆┆a9┆┄┄charac┄ter.↲ ╞ ╞ ╞ ╞ ╞ ╞ 3780╞ ╞ : filled with spaces. ↲ ↲ ╞ ╞ ┆84┆The transmission is terminated when a SUB-character ↓ ┆19┆┆89┆┄┄(1A┆82┆Hex┆81┆) or physical end of file is met. ↲ ↲ ╞ ╞ This mode is normally used when transmitting text files. ↲ ↲ ↲ ┆a1┆┆b0┆2.1.2╞ Transparent ↲ ↲ ╞ ╞ ┆84┆All data (including CR, NL, FF and SUB) are transmitted ↓ ┆19┆┆89┆┄┄with┄out conversion. The data is split into records of 80 ↓ ┆19┆┆89┆┄┄bytes. The transmission is terminated at physical end of ↓ ┆19┆┆89┆┄┄file.↲ ↲ ╞ ╞ ┆84┆This mode is normally used when transmitting binary ↓ ┆19┆┆89┆┄┄files. ↲ ↲ ┆b0┆┆a1┆2.2╞ ╞ Receival ↲ ↲ ╞ ╞ ┆84┆Data received is classified as follows and given dif┄fe┄↓ ┆19┆┆89┆┄┄rent treatment accordingly: ↲ ↲ ╞ ╞ ╞ non-transparent, print-data ↲ ╞ ╞ ╞ non-transparent, punch-data ↲ ╞ ╞ ╞ transparent, print- or punch-data ↲ ↲ ╞ ╞ ┆84┆Non-transparent data is always converted from EBCDIC to ↓ ┆19┆┆89┆┄┄ASCII. ↲ ↲ ╞ ╞ Transparent data is never converted.↲ ↲ ╞ ╞ ┆84┆The received data is written in CP/M files on a diskette ↓ ┆19┆┆89┆┄┄or directly on the printer (determined by the configura┄↓ ┆19┆┆89┆┄┄tion file parameters PRINT-DEV/PUNCH-DEV). If written on ↓ ┆19┆┆89┆┄┄diskette in a CP/M file, writing takes place as follows: ↲ ↲ ╞ ╞ a) ┆84┆file does not exist - file is created and writing ↓ ┆19┆┆8c┆┄┄starts from the beginning of the file. ↲ ↲ ╞ ╞ b) file exists - writing starts as follows: ↲ ↲ ╞ ╞ ╞ non-continous file╞ : ┆84┆from the beginning of the ↓ ┆19┆┆a4┆┄┄file. ↲ ╞ ╞ ╞ continous file ╞ : ┆84┆┆84┆from the end of the previous┄↓ ┆19┆┆a4┆┄┄ly written part of the file. ↲ ↲ ┆8c┆┄┆b1┆↓ ┆0e┆↓ ↲ ┆b0┆┆a1┆2.2.1╞ Non-transparent Print-data ↲ ↲ ╞ ╞ ┆84┆One transmission-line record is written as one record on ↓ ┆19┆┆89┆┄┄the print device. If the 2 first characters constitute ↓ ┆19┆┆89┆┄┄an ESC-sequence (CCW to the printer) this is interpreted ↓ ┆19┆┆89┆┄┄as follows: ↲ ┆0f┆↓ ↲ ╞ ╞ ╞ ESC M ╞ space 0 lines╞ ╞ ╞ CR ↲ ╞ ╞ ╞ ESC / ╞ space 1 line ╞ ╞ ╞ CR.NL ↲ ╞ ╞ ╞ ESC S ╞ space 2 lines╞ ╞ ╞ CR.NL.NL ↲ ╞ ╞ ╞ ESC T ╞ space 3 lines╞ ╞ ╞ CR.NL.NL.NL ↲ ╞ ╞ ╞ ESC A ╞ skip to channel 1╞ ↲ ╞ ╞ ╞ ESC B╞ skip to channel 2╞ ↲ ╞ ╞ ╞ :↲ ╞ ╞ ╞ :↲ ╞ ╞ ╞ :↲ ╞ ╞ ╞ ESC L╞ skip to channel 12╞ ↲ ╞ ╞ ╞ no ESC╞ space 1 line ╞ ╞ ╞ CR.NL ↲ ↲ ╞ ╞ ┆84┆The ESC-sequence is not written on the print-device, but ↓ ┆19┆┆89┆┄┄the record is terminated with a sequence of CR-NL-VT or ↓ ┆19┆┆89┆┄┄FF (in the following called the termination characters) ↓ ┆19┆┆89┆┄┄in accor┄dance with the interpretation of the ESC-se┄↓ ┆19┆┆89┆┄┄quence. ↲ ↲ ╞ ╞ ┆84┆If the print device is a CP/M file, a SUB character ↓ ┆19┆┆89┆┄┄(1A┆82┆Hex┆81┆) is inserted after the last record. ↲ ↲ ╞ ╞ ┆84┆If the print-device is a CP/M file and the configuration ↓ ┆19┆┆89┆┄┄file parameter PRINT-SIZE is different from zero, the ↓ ┆19┆┆89┆┄┄record is padded with spaces/truncated to the given ↓ ┆19┆┆89┆┄┄print-size. Pad┄ding/truncation is done immediately be┄↓ ┆19┆┆89┆┄┄fore the termination characters. ↲ ↲ ↲ ┆a1┆┆b0┆2.2.2╞ Non-transparent Punch-data ↲ ↲ ╞ ╞ ┆84┆1 transmission-line record is written as 1 record on the ↓ ┆19┆┆89┆┄┄punch device. After each record CR-NL are inserted as ↓ ┆19┆┆89┆┄┄ter┄mi┄nation characters. ↲ ↲ ╞ ╞ ┆84┆If the punch-device is a CP/M file, a SUB-char (1A┆82┆Hex┆81┆) ↓ ┆19┆┆89┆┄┄is in┄serted after the last record. ↲ ↲ ╞ ╞ ┆84┆If the punch-device is a CP/M file and the configuration ↓ ┆19┆┆89┆┄┄file parameter PUNCH-SIZE is different from zero, the ↓ ┆19┆┆89┆┄┄record is padded with spaces/truncated to the given ↓ ┆19┆┆89┆┄┄punch-size. Pad┄ding/truncation is done immediately be┄↓ ┆19┆┆89┆┄┄fore the termination characters. ↲ ↲ ↲ ┆8c┆┄┆b4┆↓ ┆a1┆┆b0┆2.2.3╞ Transparent Print- and Punch-data ↲ ↲ ╞ ╞ ┆84┆Data is written on the print-/punch-device exactly as it ↓ ┆19┆┆89┆┄┄is received from the linie. No termination characters ↓ ┆19┆┆89┆┄┄are inser┄ted. The last physical block on the CP/M file ↓ ┆19┆┆89┆┄┄is padded out with binary zeroes.↲ ↲ ╞ ╞ ┆84┆Print-/punch-device should be a CP/M file, because the ↓ ┆19┆┆89┆┄┄trans┄parent data is normally binary data which makes no ↓ ┆19┆┆89┆┄┄sense on a printer. ↲ ↲ ════════════════════════════════════════════════════════════════════════ ↓ ↲ ┆a1┆┆b0┆3.╞ ╞ Signon file ↲ ↲ ╞ ╞ ┆84┆The signon file is a CP/M file with the name S2780.TXT ↓ ┆19┆┆89┆┄┄or S3780.TXT, respectively. After loading the emulator, ↓ ┆19┆┆89┆┄┄the file will be transmitted if it exists on the disket┄↓ ┆19┆┆89┆┄┄te mounted in drive A. The file contains the signon-re┄↓ ┆19┆┆89┆┄┄cord. ↲ ↲ ╞ ╞ The file must have the following format: ↲ ↲ ╞ ╞ ╞ <signon-record><CR><NL> ↲ ╞ ╞ ╞ <SUB> ↲ ↲ ╞ ╞ ┆84┆The file can be created and written with the CP/M editor ↓ ┆19┆┆89┆┄┄(or any other editor).↲ ↲ ╞ ╞ ┆84┆For a description of the signon-record, see the documen┄↓ ┆19┆┆89┆┄┄tation covering the requirements of the host computer. ↲ ↲ ╞ ╞ ┆84┆If the host computer requires that the signon-record is ↓ ┆19┆┆89┆┄┄transmitted in transparent mode, it can be achieved in ↓ ┆19┆┆89┆┄┄two ways: ↲ ↲ ╞ ╞ ╞ 1) ┆84┆Set the configuration parameter TRANSPARENCY to ↓ ┆19┆┆91┆┄┄ON. ↲ ↲ ╞ ╞ ╞ ┆84┆Send the signon-record as a command from the ↓ ┆19┆┆91┆┄┄console (PF2 or PF3). ↲ ↲ ╞ ╞ ╞ ┆84┆Console commands are always converted from ASCII ↓ ┆19┆┆91┆┄┄to EBCDIC independent of TRANSPARENCY setting. ↲ ↲ ╞ ╞ ╞ 2) ┆84┆Set the configuration parameter TRANSPARENCY to ↓ ┆19┆┆91┆┄┄ON. ↲ ↲ ╞ ╞ ╞ ┆84┆Send the signon-record from a CP/M diskette file ↓ ┆19┆┆91┆┄┄(PF1). ↲ ↲ ╞ ╞ ╞ ┆84┆Data files are not converted when transmitted in ↓ ┆19┆┆91┆┄┄transparent mode and so the contents of the CP/M ↓ ┆19┆┆91┆┄┄file in this case must be in EBCDIC code. ↲ ↲ ════════════════════════════════════════════════════════════════════════ ↓ ↲ ┆a1┆┆b0┆4.╞ ╞ Configuration file ↲ ↲ ╞ ╞ ┆84┆The configuration file is a CP/M file with the name ↓ ┆19┆┆89┆┄┄C2780.TXT or C3780.TXT, respectively. After loading the ↓ ┆19┆┆89┆┄┄emulator, the file will be read if it exists on the dis┄↓ ┆19┆┆89┆┄┄kette mounted in drive A. The file contains the configu┄↓ ┆19┆┆89┆┄┄ration parameters; see ref 4. ↲ ↲ ╞ ╞ The file must have the format: ↲ ↲ ╞ ╞ ╞ <parameter-1>=<VALUE><CR><NL> ↲ ╞ ╞ ╞ <parameter-2>=<VALUE><CR><NL> ↲ ╞ ╞ ╞ . ↲ ╞ ╞ ╞ . ↲ ╞ ╞ ╞ . ↲ ╞ ╞ ╞ <parameter-n>=<VALUE><CR><NL> ↲ ╞ ╞ ╞ <SUB> ↲ ↲ ╞ ╞ ┆84┆The file can be created and written with the CP/M editor ↓ ┆19┆┆89┆┄┄(or any other editor).↲ ╞ ╞ ┆84┆The configuration file can be extended in order to spe┄↓ ┆19┆┆89┆┄┄cify conversion table changes; see section 5.1. ↲ ↲ ╞ ╞ Example of configuration file: ↲ ↲ ╞ ╞ ╞ PUNCH-DEV=B:PUNCH.TXT<CR><NL> ↲ ╞ ╞ ╞ PRINT-DEV=PRINT.TXT<CR><NL> ↲ ╞ ╞ ╞ RECEIVE-ID=<CR><NL> ↲ ╞ ╞ ╞ TRANSMIT-ID=ITT01<CR><NL> ↲ ╞ ╞ ╞ WAIT-TIME=3<CR><NL> ↲ ╞ ╞ ╞ <SUB> ↲ ↲ ════════════════════════════════════════════════════════════════════════ ↓ ↲ ┆a1┆┆b0┆5.╞ ╞ Character code sets ↲ ↲ ╞ ╞ ┆84┆The ITT3290 IBM 2780/3780 BSC Emulator has a number of ↓ ┆19┆┆89┆┄┄na┄tional versions. For each national version there is ↓ ┆19┆┆89┆┄┄two code sets: ↲ ↲ ╞ ╞ 1) ┆84┆The EBCDIC code set used for communication with the ↓ ┆19┆┆8c┆┄┄host computer, including BSC line control characters ↓ ┆19┆┆8c┆┄┄and prin┄ter control characters. ↲ ↲ ╞ ╞ 2) ┆84┆The ASCII code set is used for data on diskettes and ↓ ┆19┆┆8c┆┄┄prin┄ters. The ASCII code includes the four control ↓ ┆19┆┆8c┆┄┄charac┄ters CR, NL, FF and VT, which all printers must ↓ ┆19┆┆8c┆┄┄support. ↲ ↲ ╞ ╞ ┆84┆Detailed descriptions of EBCDIC- and ASCII-character ↓ ┆19┆┆89┆┄┄sets for all national versions are found in appendix C. ↲ ↲ ╞ ╞ ┆84┆For some of the national versions an alternate EBCDIC ↓ ┆19┆┆89┆┄┄code set exists. The ITT3290 configuration parameter CS ↓ ┆19┆┆89┆┄┄(Character Set) is used to select which EBCDIC code set ↓ ┆19┆┆89┆┄┄to use: ↲ ↲ ╞ ╞ CS = 0╞ EBCDIC code set is used ↲ ╞ ╞ CS = 1╞ Alternate EBCDIC code set is used ↲ ↲ ╞ ╞ ┆84┆Appendix C holds information about which EBCDIC code set ↓ ┆19┆┆89┆┄┄is commonly used when running IBM 2780/3780. The ITT3290 ↓ ┆19┆┆89┆┄┄configuration parameters are described in ref. 2. ↲ ↲ ╞ ╞ ┆84┆With a few exceptions, each national character set con┄↓ ┆19┆┆89┆┄┄tains 95 graphic characters, including the space (SP) ↓ ┆19┆┆89┆┄┄character, with EBCDIC codes de┄fined for all 95 charac┄↓ ┆19┆┆89┆┄┄ters. ↲ ↲ ↲ ┆a1┆┆b0┆5.1╞ ╞ Conversion Table Changes ↲ ↲ ╞ ╞ ┆84┆It is possible to make changes in the EBCDIC character ↓ ┆19┆┆89┆┄┄set. These changes are specified by adding a number of ↓ ┆19┆┆89┆┄┄records to the configuration file (after the last para┄↓ ┆19┆┆89┆┄┄meter assign┄ment). ↲ ↲ ┆8c┆┄┆ac┆↓ ┆0e┆↓ ╞ ╞ The records must have the following format : ↲ ↲ ╞ ╞ ╞ CONVERSION=<CR><NL> ↲ ╞ ╞ ╞ <ASCII VALUE>,<EBCDIC VALUE><CR><NL> ↲ ╞ ╞ ╞ <ASCII VALUE>,<EBCDIC VALUE><CR><NL> ↲ ╞ ╞ ╞ . ↲ ╞ ╞ ╞ . ↲ ╞ ╞ ╞ . ↲ ╞ ╞ ╞ <ASCII VALUE>,<EBCDIC VALUE><CR><NL> ↲ ┆0f┆↓ ↲ ↲ ╞ ╞ <ASCII VALUE>must be in the range 0-127. ↲ ╞ ╞ <EBCDIC VALUE> must be in the range 0-255. ↲ ↲ ╞ ╞ ┆84┆When <ASCII VALUE> should have been transmitted, it is ↓ ┆19┆┆89┆┄┄con┄verted to <EBCDIC VALUE> before transmission. ↲ ↲ ╞ ╞ ┆84┆When <EBCDIC VALUE> is received, it is converted to ↓ ┆19┆┆89┆┄┄<ASCII VALUE> before writing on the diskette/printer. ↲ ↲ ╞ ╞ ┆84┆Example of a configuration file with conversion table ↓ ┆19┆┆89┆┄┄chan┄ges: ↲ ↲ ╞ ╞ ╞ . ↲ ╞ ╞ ╞ . ↲ ╞ ╞ ╞ . ↲ ╞ ╞ ╞ WAIT-TIME=3<CR><NL> ↲ ╞ ╞ ╞ CONVERSION=<CR><NL> ↲ ╞ ╞ ╞ 65,194<CR><NL> ↲ ╞ ╞ ╞ 66,193<CR><NL> ↲ ╞ ╞ ╞ 42,108<CR><NL> ↲ ╞ ╞ ╞ 42,92<CR><NL> ↲ ╞ ╞ ╞ <SUB> ↲ ↲ ╞ ╞ ┆84┆The following changes have been made in the character ↓ ┆19┆┆89┆┄┄code sets : ↲ ↲ ╞ ╞ ┆a1┆ASCII╞ EBCDIC╞ ╞ ╞ ASCII╞ EBCDIC ↲ ╞ ╞ ┆a1┆A (65)╞ ╞ ┆e1┆╞ ╞ ╞ ┆a1┆╞ ╞ ╞ B (194) ↲ ╞ ╞ ┆a1┆╞ ╞ B (194)┆e1┆╞ ╞ ╞ ┆a1┆A (65) ╞ ╞ ↲ ╞ ╞ ┆a1┆B (66)╞ ╞ ┆e1┆╞ ╞ ╞ ┆a1┆╞ ╞ ╞ A (193) ↲ ╞ ╞ ┆a1┆╞ ╞ A (193)┆e1┆╞ is╞ ╞ ┆a1┆B (66) ╞ ╞ ↲ ╞ ╞ ┆a1┆* (42)╞ ╞ ┆e1┆ converted╞ ┆a1┆╞ ╞ ╞ % (108) ↲ ╞ ╞ ┆a1┆╞ ╞ % (108)┆e1┆ to╞ ╞ ┆a1┆* (42) ╞ ╞ ↲ ╞ ╞ ┆a1┆* (42)╞ ╞ ┆e1┆╞ ╞ ╞ ┆a1┆╞ ╞ ╞ * (92) ↲ ╞ ╞ ┆a1┆╞ ╞ * (92) ┆e1┆╞ ╞ ╞ ┆a1┆* (42) ╞ ╞ ↲ ↲ ╞ ╞ ┆84┆The four first lines means that A and B have been ↓ ┆19┆┆89┆┄┄switched in the EBCDIC character code set. ↲ ↲ ┆8c┆┄┆b2┆↓ ╞ ╞ ┆84┆The four last lines means that % is changed to * in the ↓ ┆19┆┆89┆┄┄EBCDIC character code set. ↲ ↲ ════════════════════════════════════════════════════════════════════════ ↓ ↲ ┆a1┆┆b0┆6.╞ ╞ Command file ↲ ↲ ╞ ╞ ┆84┆A command file is a CP/M file which contains file names ↓ ┆19┆┆89┆┄┄of files to be transmitted and special commands to con┄↓ ┆19┆┆89┆┄┄trol the transmission. ↲ ↲ ╞ ╞ ┆84┆A command file may contain up to 32 file names/commands, ↓ ┆19┆┆89┆┄┄but ┆a1┆must not┆e1┆ exceed 512 bytes.↲ ↲ ╞ ╞ The command file has the following format: ↲ ↲ ╞ ╞ ╞ <file name or special command 1><CR><NL> ↲ ╞ ╞ ╞ <file name or special command 2><CR><NL> ↲ ╞ ╞ ╞ . ↲ ╞ ╞ ╞ . ↲ ╞ ╞ ╞ . ↲ ╞ ╞ ╞ <file name or special command n><CR><NL> ↲ ╞ ╞ ╞ <SUB> ↲ ↲ ╞ ╞ ┆84┆The file can be created and written with the CP/M-editor ↓ ┆19┆┆89┆┄┄(or any other editor).↲ ╞ ╞ ┆84┆For a description of file names, see ref. 4. ↲ ↲ ╞ ╞ Special commands are: ↲ ↲ ╞ ╞ TERM╞ ╞ ┆84┆When the last block in the file, given just ↓ ┆19┆┆93┆┄┄before this command, is transmitted, it is ↓ ┆19┆┆93┆┄┄terminated by ETX instead of ETB (normally on┄↓ ┆19┆┆93┆┄┄ly the last block in the last file is termi┄na┄↓ ┆19┆┆93┆┄┄ted by ETX). ↲ ↲ ╞ ╞ ┆84┆This command must be given, before one of the below men ↓ ┆19┆┆89┆┄┄tioned commands can be given. If the receiving system ↓ ┆19┆┆89┆┄┄uses ETX to detect end of file (non-IBM systems), it can ↓ ┆19┆┆89┆┄┄be used to separate files,. ↲ ↲ ╞ ╞ DISC╞ ╞ ┆84┆Disconnect the line (send DLE-EOT and remove ↓ ┆19┆┆93┆┄┄DTR (Data Terminal Ready).↲ ↲ ╞ ╞ ┆84┆This command is only allowed after a TERM-command. It ↓ ┆19┆┆89┆┄┄must be given if the following command is wanted.↲ ↲ ╞ ╞ EXIT╞ ╞ ┆84┆A soft reset of the ITT3290 is made (cold boot ↓ ┆19┆┆93┆┄┄of CP/M). ↲ ↲ ╞ ╞ This command is only allowed after a DISC-command. ↲ ↲ ┆8c┆┄┆b0┆↓ ┆0e┆↓ ↲ ╞ ╞ Examples of command files: ↲ ↲ ╞ ╞ 1) JCL1.TXT ↲ ╞ ╞ B:DATA.TXT/T ↲ ╞ ╞ JCL2.TXT ↲ ╞ ╞ TERM ↲ ╞ ╞ A:JCL1.TXT/NT ↲ ╞ ╞ B:DATA.TXT/T ↲ ╞ ╞ A:JCL2.TXT/NT ↲ ┆0f┆↓ ↲ ╞ ╞ The following will happen: ↲ ↲ ╞ ╞ ┆84┆File JCL1.TXT on drive A will be transmitted in mode ac┄↓ ┆19┆┆89┆┄┄cor┄ding to the configuration parameter TRANSPARENCY. ↲ ↲ ╞ ╞ ┆84┆File DATA.TXT on drive B will be transmitted in transpa┄↓ ┆19┆┆89┆┄┄rent mode.↲ ↲ ╞ ╞ ┆84┆File JCL2.TXT on drive A will be transmitted in mode ac┄↓ ┆19┆┆89┆┄┄cor┄ding to the configuration parameter TRANSPARENCY, the ↓ ┆19┆┆89┆┄┄last block will be terminated by ETX. ↲ ↲ ╞ ╞ ┆84┆File JCL1.TXT on drive A will be transmitted in non-↓ ┆19┆┆89┆┄┄trans┄parent mode. ↲ ↲ ╞ ╞ ┆84┆File DATA.TXT on drive B will be transmitted in transpa┄↓ ┆19┆┆89┆┄┄rent mode.↲ ↲ ╞ ╞ ┆84┆File JCL2.TXT on drive A will be transmitted in non-↓ ┆19┆┆89┆┄┄transpa┄rent mode. The last block will be terminated by ↓ ┆19┆┆89┆┄┄ETX (because it is the last file to be transmitted). ↲ ↲ ↲ ╞ ╞ 2) SIGNOFF.TXT/NT ↲ ╞ ╞ TERM ↲ ╞ ╞ DISC ↲ ╞ ╞ EXIT ↲ ↲ ╞ ╞ The following will happen: ↲ ↲ ╞ ╞ ┆84┆File SIGNOFF.TXT on drive A will be transmitted in non-↓ ┆19┆┆89┆┄┄trans┄parent mode, the last block will be terminated by ↓ ┆19┆┆89┆┄┄ETX. ↲ ↲ ╞ ╞ The line is disconnected. ↲ ↲ ╞ ╞ A soft reset (CP/M cold boot) is made. ↲ ↲ ╞ ╞ ┆84┆In this example the contents of the file SIGNOFF.TXT ↓ ┆19┆┆89┆┄┄most usually would be a signoff-record. For details on ↓ ┆8c┆┄┆b3┆↓ ┆19┆┆89┆┄┄sign-off records, see the documentation covering the ↓ ┆19┆┆89┆┄┄host computer.↲ ↲ ════════════════════════════════════════════════════════════════════════ ↓ ↲ ┆a1┆┆b0┆7.╞ ╞ Modem Signals ↲ ↲ ↲ ╞ ╞ ┆84┆The modem signals are used according to the CCITT V.24 ↓ ┆19┆┆89┆┄┄recom┄mendation. The modem signals used by the emulator ↓ ┆19┆┆89┆┄┄are shown in appendix D.1.↲ ↲ ╞ ╞ ┆84┆Below is explained, how the emulator uses the signal Da┄↓ ┆19┆┆89┆┄┄ta Terminal Ready (108).↲ ↲ ╞ ╞ ┆84┆Data Terminal Ready (DTR) is set by the emulator: ↲ ↲ ╞ ╞ 1) ┆84┆first time the line is to be used for transmission/re ↓ ┆19┆┆8c┆┄┄ceival, or ↲ ↲ ╞ ╞ 2) ┆84┆if the function 'connect line' (PF9) is selected. ↲ ↲ ╞ ╞ ┆84┆DTR remains set until removed by the emulator due to one ↓ ┆19┆┆89┆┄┄of the following events: ↲ ↲ ╞ ╞ 1) DLE-EOT is received from the host. ↲ ↲ ╞ ╞ 2) Data Set Ready (107) from the modem is off. ↲ ↲ ╞ ╞ 3) ┆84┆The function 'disconnect line' (PF8 or DISC in a com┄↓ ┆19┆┆8c┆┄┄mand file) is selected. ↲ ↲ ╞ ╞ ┆84┆The functions directly affecting the DTR signal work as ↓ ┆19┆┆89┆┄┄fol┄lows: ↲ ↲ ╞ ╞ Connect line (PF9): ↲ ↲ ╞ ╞ ╞ ┆84┆On selection the emulator sets DTR on and waits for ↓ ┆19┆┆8e┆┄┄DSR from the modem to be set on. ↲ ↲ ╞ ╞ Disconnect line (PF8): ↲ ↲ ╞ ╞ ╞ ┆84┆On selection the emulator transmits the controlse┄↓ ┆19┆┆8e┆┄┄quence DLE-EOT and then removes DTR. ↲ ↲ ╞ ╞ Wait connection (PF10) : ↲ ↲ ╞ ╞ ╞ ┆84┆On selection the emulator waits for the signal Cal┄↓ ┆19┆┆8e┆┄┄ling Indicator (125) from the modem to be set on. ↓ ┆19┆┆8e┆┄┄Then the emulator sets DTR on and waits for DSR ↓ ┆19┆┆8e┆┄┄from the modem to be set on. ↲ ════════════════════════════════════════════════════════════════════════ ↓ ↲ ════════════════════════════════════════════════════════════════════════ ↓ ↲ ┆a1┆┆b0┆A.╞ ╞ References ↲ ↲ ↲ ↲ ╞ ╞ 1 RCSL No 42-i2347: ↲ ╞ ╞ ┆a1┆┆84┆ITT3290 Intelligent Terminal Work Station, User's ↓ ┆19┆┆8c┆┄┆84┆Guide ↲ ╞ ╞ Lars Lolk Nielsen, December 1983.↲ ╞ ╞ Abstract: ┆84┆Describes how to install and operate the ↓ ┆19┆┆96┆┄┄CP/M operating system on the ITT3290 Intel┄↓ ┆19┆┆96┆┄┄ligent Terminal Work Station.↓ ↲ ╞ ╞ 2 RCSL No 42-i2508: ↲ ╞ ╞ ┆84┆┆a1┆ITT3290 IBM 2780/3780 BSC Emulator, Installation ↓ ┆19┆┆8c┆┄┆84┆Guide ↲ ╞ ╞ Hans M. Nielsen, April 1984.↲ ╞ ╞ Abstract: ┆84┆This manual describes the installation of ↓ ┆19┆┆96┆┄┄the ITT3290 IBM 2780/3780 BSC Emulator ↓ ┆19┆┆96┆┄┄under the ITT3290 CP/M operating system.↲ ↲ ╞ ╞ 3 RCSL No 42-i2509: ↲ ╞ ╞ ┆a1┆ITT3290 IBM 2780/3780 BSC Emulator, Operating Guide ↲ ╞ ╞ Hans M. Nielsen, April 1984↲ ╞ ╞ Abstract: ┆84┆This manual describes the operation of the ↓ ┆19┆┆95┆┄┄ITT3290 IBM 2780/3780 BSC Emulator: keyboard ↓ ┆19┆┆95┆┄┄functions, operating procedures, emulator ↓ ┆19┆┆95┆┄┄messages. Further it contains descriptions ↓ ┆19┆┆95┆┄┄concerning configuration file, command ↓ ┆19┆┆95┆┄┄files, etc. ↲ ↲ ┆a1┆┆b0┆A.1╞ ╞ Additional references ↲ ↲ ↲ ╞ ╞ IBM publications: ↲ ↲ ╞ ╞ ┆84┆GA27-3004 Component Description for the IBM 2780 Data ↓ ┆19┆┆89┆┄┄Trans┄mission Terminal ↲ ↲ ╞ ╞ ┆84┆GA27-3005 General Information - Binary Synchronous Com┄↓ ┆19┆┆89┆┄┄munica┄tions↲ ↲ ╞ ╞ ┆84┆GA27-3063 Component Information for the IBM 3780 Data ↓ ┆19┆┆89┆┄┄Com┄munication Terminal. ↲ ↲ ↲ ════════════════════════════════════════════════════════════════════════ ↓ ↲ ┆a1┆┆b0┆B.╞ ╞ Examples of host generation parameters ↲ ↲ ┆a1┆┆b0┆B.1╞ ╞ JES2 ↲ ↲ ╞ ╞ ╞ 2780: RMTnnn 2780, MRF, NUMPU=1, TRANSP ↲ ↲ ╞ ╞ ╞ 3780: RMTnnn 3780, COMP, NUMPU=1, TRANSP ↲ ↲ ↲ ┆a1┆┆b0┆B.2╞ ╞ DOS/VS POWER/VS ↲ ↲ ╞ ╞ ╞ 2780: PRMT REMOTE=nnn ↲ ╞ ╞ ╞ ╞ ╞ ,TYPE=2780 ↲ ╞ ╞ ╞ ╞ ╞ ,MRF=YES ↲ ╞ ╞ ╞ ╞ ╞ ,LIST=132 ↲ ↲ ╞ ╞ ╞ 3780: PRMT REMOTE=nnn ↲ ╞ ╞ ╞ ╞ ╞ ,TYPE=3780 ↲ ╞ ╞ ╞ ╞ ╞ ,SCE=YES ↲ ╞ ╞ ╞ ╞ ╞ ,LIST=132 ↲ ╞ ╞ ╞ ╞ ╞ ,CS=YES ↲ ↲ ↲ ════════════════════════════════════════════════════════════════════════ ↓ ↲ ┆a1┆┆b0┆C.╞ ╞ Character code sets ↲ ↲ ┆a1┆┆b0┆C.1╞ ╞ US English EBCDIC ↲ ↲ ════════════════════════════════════════════════════════════════════════ ↓ ↲ ↲ ┆a1┆┆b0┆C.2╞ ╞ UK English ASCII ↲ ↲ ════════════════════════════════════════════════════════════════════════ ↓ ↲ ↲ ┆a1┆┆b0┆C.3╞ ╞ German EBCDIC ↲ ↲ ╞ ╞ Commonly used with the IBM 2780/3780 emulator. ↲ ↲ ↲ ════════════════════════════════════════════════════════════════════════ ↓ ↲ ↲ ┆a1┆┆b0┆C.4╞ ╞ German alternate EBCDIC ↲ ↲ ╞ ╞ ┆84┆Only 90 codes are shown in the table below. The charac┄↓ ┆19┆┆89┆┄┄ters "$", "#", "'", "┆a8┆#┆e8┆", and """ can be entered from the ↓ ┆19┆┆89┆┄┄keyboard. However, when they are transmitted to the host ↓ ┆19┆┆89┆┄┄computer, all of these characters are transmitted as ↓ ┆19┆┆89┆┄┄blanks (40┆82┆Hex┆81┆). ↲ ↲ ↲ ════════════════════════════════════════════════════════════════════════ ↓ ↲ ↲ ┆a1┆┆b0┆C.5╞ ╞ German ASCII ↲ ↲ ════════════════════════════════════════════════════════════════════════ ↓ ↲ ↲ ┆a1┆┆b0┆C.6╞ ╞ Danish EBCDIC ↲ ↲ ════════════════════════════════════════════════════════════════════════ ↓ ↲ ↲ ┆a1┆┆b0┆C.7╞ ╞ Danish Alternate EBCDIC ↲ ↲ ╞ ╞ Commonly used with the IBM 2780/3780 emulator. ↲ ↲ ╞ ╞ ┆84┆Only 93 EBCDIC codes are used for graphic characters. ↓ ┆19┆┆89┆┄┄The characters "Å" and "$" can both be entered from the ↓ ┆19┆┆89┆┄┄keyboard. However, when they are transmitted to the host ↓ ┆19┆┆89┆┄┄computer, both "Å" and "$" are transmitted as 5B┆82┆Hex┆81┆. ↓ ┆19┆┆89┆┄┄When the EBCDIC code 5B┆82┆Hex┆81┆ is received from the host, it ↓ ┆19┆┆89┆┄┄is printed as "Å". The characters "Æ" and "#" are simil┄↓ ┆19┆┆89┆┄┄arily treated. Both are transmitted as 7B┆82┆Hex┆81┆. When 7B┆82┆Hex┆81┆ ↓ ┆19┆┆89┆┄┄is received, it is printed as "Æ".↲ ════════════════════════════════════════════════════════════════════════ ↓ ↲ ↲ ┆a1┆┆b0┆C.8╞ ╞ Danish ASCII ↲ ↲ ════════════════════════════════════════════════════════════════════════ ↓ ↲ ↲ ┆a1┆┆b0┆C.9 ╞ French EBCDIC ↲ ↲ ════════════════════════════════════════════════════════════════════════ ↓ ↲ ↲ ┆a1┆┆b0┆C.10╞ French ASCII ↲ ↲ ↲ ════════════════════════════════════════════════════════════════════════ ↓ ↲ ↲ ┆a1┆┆b0┆C.11╞ Belgian EBCDIC ↲ ↲ ════════════════════════════════════════════════════════════════════════ ↓ ↲ ↲ ┆a1┆┆b0┆C.12╞ Belgian ASCII ↲ ↲ ════════════════════════════════════════════════════════════════════════ ↓ ↲ ↲ ┆a1┆┆b0┆D.╞ ╞ Line connections ↲ ↲ ┆a1┆┆b0┆D.1╞ ╞ Modem Connection ↲ ↲ ╞ ╞ ┆84┆The ITT3290 display terminal has a 25-pin type DB25-S ↓ ┆19┆┆89┆┄┄con┄nec┄tor marked LINE I. This connector is used for at┄↓ ┆19┆┆89┆┄┄tach┄ment of a signal cable to a modem. In IBM2780/3780 ↓ ┆19┆┆89┆┄┄emu┄lations the terminal uses the V.24 interface stan┄↓ ┆19┆┆89┆┄┄dard.↲ ↲ ╞ ╞ ┆84┆The illustration below shows the correspondance bet┄┄ween ↓ ┆19┆┆89┆┄┄connector pins and interchange circuits as defined in ↓ ┆19┆┆89┆┄┄the CCITT V.24 recommendation (complies with ISO ↓ ┆19┆┆89┆┄┄standard no. 2110). Pins not shown are not used by the ↓ ┆19┆┆89┆┄┄emulator.↲ ↲ ┆a1┆┆b0┆↲ ╱04002d440a0006000000000201463160000000000000000000000000000000000000000000000000050a0f14191e23282a2d32373c414bff04╱ ╱04002d4e0a00060000000002094131000000000000000000000000000000000000000000000000000d1217212b30353f49535d67717b85ff04╱ ↓ ↲ ╞ ╞ ╞ ╞ ╞ Pin V.24 ↲ ╞ ╞ ╞ ╞ ╞ No. ╞ Interchange Circuit ↲ ╞ ╞ ┆a1┆_╞ _┆e1┆╞ ╞ ╞ ╞ ╞ ╞ ╞ ╞ ╞ ┆a1┆_ _↲ ╞ ╞ ø╞ ┆a1┆ø_ _┆e1┆╞ ╞ ╞ ╞ ╞ ╞ ╞ ╞ ╞ ┆a1┆_ ø┆e1┆ ø↲ ╞ ╞ ø╞ ø ø┆a1┆╞ 1 protective ground (101)╞ _┆e1┆ø ø ø↲ ╞ ╞ ø╞ ø ø┆a1┆╞ 2 transmitted data (103)╞ ╞ _┆e1┆ø ø ø↲ ╞ ╞ ø╞ ø L ø┆a1┆╞ 3 received data (104)╞ ╞ _┆e1┆ø ø M ø↲ ╞ ╞ ø ITT3290ø I ø┆a1┆╞ 4 request to send (105)╞ ╞ _┆e1┆ø ø ø↲ ╞ ╞ ø╞ ø N ø┆a1┆╞ 5 ready for sending (106)╞ _┆e1┆ø ø O ø↲ ╞ ╞ øDisplay ø E ø┆a1┆╞ 6 data set ready (107)╞ ╞ _┆e1┆ø ø ø↲ ╞ ╞ ø╞ ø ø┆a1┆╞ 7 signal ground (102)╞ ╞ _┆e1┆ø ø D ø↲ ╞ ╞ øTerminalø I ø┆a1┆╞ 8 carrier (109)╞ ╞ ╞ _┆e1┆ø ø ø↲ ╞ ╞ ø╞ ø ø┆a1┆╞ 15 transmit clock (114)╞ ╞ _┆e1┆ø ø E ø↲ ╞ ╞ ø╞ ø ø┆a1┆╞ 17 receive clock (115)╞ ╞ _┆e1┆ø ø ø↲ ╞ ╞ ø╞ ø ø┆a1┆╞ 20 data terminal ready (108/2)╞ _┆e1┆ø ø M ø↲ ╞ ╞ ø╞ ø ø┆a1┆╞ 22 calling indicator (125)╞ _┆e1┆ø ø ø↲ ╞ ╞ ø ┆a1┆ø┆a1┆_ ø┆e1┆╞ ╞ ╞ ╞ ╞ ╞ ╞ ╞ ╞ ┆a1┆ø _ø┆e1┆ ø↲ ┆a1┆ø ø┆e1┆╞ ╞ ╞ ╞ ╞ ╞ ╞ ╞ ╞ ╞ ┆a1┆ø ø↲ ╱04002d440a0006000000000201413160000000000000000000000000000000000000000000000000050a0f14191e23282a2d3237414b55ff04╱ ╱04002d440a0006000000000201463160000000000000000000000000000000000000000000000000050a0f14191e23282a2d32373c414bff04╱ ↓ ↲ ┆a1┆┆b0┆↲ ┆a1┆┆b0┆D.2╞ ╞ Printer Connection ↲ ↲ ╞ ╞ ┆84┆The ITT3290 display terminal has a 25-pin type DB25-S ↓ ┆19┆┆89┆┄┄con┄nec┄ter marked LINE II. This connector is used for at┄↓ ┆19┆┆89┆┄┄tachment of a printer.↲ ↲ ╞ ╞ ┆84┆The illustration below shows the correspondence between ↓ ┆19┆┆89┆┄┄connector pins and interchange circuits as defined in ↓ ┆19┆┆89┆┄┄the CCITT V.24 recommendation (complies with ISO Stan┄┄↓ ┆19┆┆89┆┄┄dard No. 2110). Pins not shown are not used by the emu┄↓ ┆19┆┆89┆┄┄lator. ↲ ↲ ╱04002d440a0006000000000201463160000000000000000000000000000000000000000000000000050a0f14191e23282a2d32373c414bff04╱ ╱04002d440a0006000000000201413160000000000000000000000000000000000000000000000000050a0f14191e23282a2d3237414b55ff04╱ ↓ ↲ ┆8c┆┄┆b5┆↓ ╞ ╞ ╞ ╞ ╞ Pin V.24↲ ╞ ╞ ╞ ╞ No. Interchange Circuit ↲ ╞ ╞ ┆a1┆_╞ _┆e1┆╞ ╞ ╞ ╞ ╞ ╞ ╞ ╞ ╞ ┆a1┆_ _↲ ╞ ╞ ø╞ ┆a1┆ø_ _┆e1┆╞ ╞ ╞ ╞ ╞ ╞ ╞ ╞ ╞ ┆a1┆_ ø┆e1┆ ø↲ ╞ ╞ ø╞ ø ø┆a1┆┆e1┆ ╞ ┆e1┆ø ø ø↲ ╞ ╞ ø╞ ø ø┆a1┆ 2 Transmitted data (103) ┆e1┆ø ø ø↲ ╞ ╞ ø╞ ø L ø┆a1┆┆e1┆ ╞ ╞ ┆e1┆ø ø M ø↲ ╞ ╞ ø ITT3290ø I ø┆a1┆ 4 Request to send (105) ┆e1┆ø ø ø↲ ╞ ╞ ø╞ ø N ø┆a1┆┆e1┆ ╞ ┆e1┆ø ø O ø↲ ╞ ╞ øDisplay ø E ø┆a1┆ 5 Ready for sending (106) ┆e1┆ø ø ø↲ ╞ ╞ ø╞ ø ø┆a1┆┆e1┆ ┆e1┆ø ø D ø↲ ╞ ╞ øTerminalø I ø┆a1┆┆e1┆┆a1┆ 7 Signal ground (102)╞ ┆e1┆ø ø ø↲ ╞ ╞ ø╞ ø ø┆a1┆┆e1┆ ╞ ┆e1┆ø ø E ø↲ ╞ ╞ ø╞ ø ø┆a1┆ 8 Carrier (109) ┆e1┆ø ø ø↲ ╞ ╞ ø╞ ø ø┆a1┆┆e1┆ ╞ ┆e1┆ø ø M ø↲ ╞ ╞ ø╞ ø ø┆a1┆ 20 Data terminal ready (108/2) ┆e1┆ø ø ø↲ ╞ ╞ ø ┆a1┆ø┆a1┆_ ø┆e1┆╞ ╞ ╞ ╞ ╞ ╞ ╞ ╞ ╞ ┆a1┆ø _ø┆e1┆ ø↲ ┆a1┆ø ø┆e1┆╞ ╞ ╞ ╞ ╞ ╞ ╞ ╞ ╞ ╞ ┆a1┆ø ø↲ ╱04002d440a0006000000000201413160000000000000000000000000000000000000000000000000050a0f14191e23282a2d3237414b55ff04╱ ╱04002d440a0006000000000201463160000000000000000000000000000000000000000000000000050a0f14191e23282a2d32373c414bff04╱ ↓ ↲ ════════════════════════════════════════════════════════════════════════ ↓ ↲ ↲ ┆a1┆┆b0┆E.╞ ╞ Index ↲ ↲ ↲ ╞ ╞ ┆a1┆┆b0┆╞ ╞ ╞ A╞ ╞ ╞ ↲ ↲ ╞ ╞ Additional references .................... 17 ↲ ╞ ╞ alternate EBCDIC ......................... 9 ↲ ╞ ╞ ASCII .................................... 9 ↲ ↲ ↲ ╞ ╞ ┆a1┆┆b0┆╞ ╞ ╞ B╞ ╞ ╞ ↲ ↲ ↲ ↲ ╞ ╞ ┆a1┆┆b0┆╞ ╞ ╞ C╞ ╞ ╞ ↲ ↲ ╞ ╞ character code set ....................... 9, 19 ↲ ╞ ╞ command file ............................. 12 ↲ ╞ ╞ commands ................................. 2 ↲ ╞ ╞ commands in a command file ............... 12 ↲ ╞ ╞ configuration file ....................... 8 ↲ ╞ ╞ continous file ........................... 4 ↲ ╞ ╞ conversion table changes ................. 9 ↲ ↲ ↲ ╞ ╞ ┆a1┆┆b0┆╞ ╞ ╞ D╞ ╞ ╞ ↲ ↲ ╞ ╞ disconnect line .......................... 12, 13 ↲ ↲ ↲ ╞ ╞ ┆a1┆┆b0┆╞ ╞ ╞ E╞ ╞ ╞ ↲ ↲ ╞ ╞ EBCDIC ................................... 9 ↲ ╞ ╞ ESC-sequence ............................. 5 ↲ ↲ ↲ ╞ ╞ ┆a1┆┆b0┆╞ ╞ ╞ F╞ ╞ ╞ ↲ ↲ ╞ ╞ file format .............................. 3 ↲ ╞ ╞ file names ............................... 13 ↲ ╞ ╞ function keys ............................ 15 ↲ ↲ ↲ ╞ ╞ ┆a1┆┆b0┆╞ ╞ ╞ G╞ ╞ ╞ ↲ ↲ ↲ ┆8c┆┄┆b0┆↓ ┆0e┆↓ ↲ ╞ ╞ ┆a1┆┆b0┆╞ ╞ ╞ H╞ ╞ ╞ ↲ ↲ ╞ ╞ host generation parameters ............... 18 ↲ ↲ ┆0f┆↓ ↲ ╞ ╞ ┆a1┆┆b0┆╞ ╞ ╞ I╞ ╞ ╞ ↲ ↲ ↲ ↲ ╞ ╞ ┆a1┆┆b0┆╞ ╞ ╞ J╞ ╞ ╞ ↲ ↲ ↲ ↲ ╞ ╞ ┆a1┆┆b0┆╞ ╞ ╞ K╞ ╞ ╞ ↲ ↲ ↲ ↲ ╞ ╞ ┆a1┆┆b0┆╞ ╞ ╞ L╞ ╞ ╞ ↲ ↲ ╞ ╞ line connections ......................... 31 ↲ ╞ ╞ loading .................................. 1 ↲ ↲ ↲ ╞ ╞ ┆a1┆┆b0┆╞ ╞ ╞ M╞ ╞ ╞ ↲ ↲ ╞ ╞ modem connection ......................... 31 ↲ ╞ ╞ modem signals ............................ 15 ↲ ↲ ↲ ╞ ╞ ┆a1┆┆b0┆╞ ╞ ╞ N╞ ╞ ╞ ↲ ↲ ╞ ╞ national variants of character sets ...... 9, 19 ↲ ╞ ╞ non-continous file ....................... 4 ↲ ╞ ╞ non-transparent .......................... 3 ↲ ↲ ↲ ╞ ╞ ┆a1┆┆b0┆╞ ╞ ╞ O╞ ╞ ╞ ↲ ↲ ╞ ╞ operating ................................ 1 ↲ ↲ ↲ ╞ ╞ ┆a1┆┆b0┆╞ ╞ ╞ P╞ ╞ ╞ ↲ ↲ ╞ ╞ padding .................................. 5 ↲ ╞ ╞ parameters ............................... 2 ↲ ╞ ╞ print-data ............................... 5 ↲ ╞ ╞ printer connection ....................... 31↲ ╞ ╞ printer control characters ............... 9 ↲ ╞ ╞ punch-data ............................... 5 ↲ ↲ ↲ ┆8c┆┄┆b4┆↓ ╞ ╞ ┆a1┆┆b0┆╞ ╞ ╞ Q╞ ╞ ╞ ↲ ↲ ↲ ↲ ╞ ╞ ┆a1┆┆b0┆╞ ╞ ╞ R╞ ╞ ╞ ↲ ↲ ╞ ╞ ITT3290 configuration parameters ......... 9 ↲ ╞ ╞ receival ................................. 4 ↲ ╞ ╞ references ............................... 17 ↲ ╞ ╞ record handling .......................... 3 ↲ ╞ ╞ record size .............................. 3 ↲ ╞ ╞ record split ............................. 3 ↲ ╞ ╞ reset .................................... 12 ↲ ↲ ↲ ╞ ╞ ┆a1┆┆b0┆╞ ╞ ╞ S╞ ╞ ╞ ↲ ↲ ╞ ╞ signoff-record ........................... 13 ↲ ╞ ╞ signon file .............................. 7 ↲ ╞ ╞ specifications ........................... 1 ↲ ↲ ↲ ╞ ╞ ┆a1┆┆b0┆╞ ╞ ╞ T╞ ╞ ╞ ↲ ↲ ╞ ╞ termination characters ................... 3, ↲ ╞ ╞ transmission ............................. 3 ↲ ╞ ╞ transparent .............................. 4, 6 ↲ ╞ ╞ truncation ............................... 5 ↲ ↲ ↲ ╞ ╞ ┆a1┆┆b0┆╞ ╞ ╞ U╞ ╞ ╞ ↲ ↲ ↲ ↲ ╞ ╞ ┆a1┆┆b0┆╞ ╞ ╞ V╞ ╞ ╞ ↲ ↲ ╞ ╞ V.24 interface ........................... 31 ↲ ↲ ↲ ╞ ╞ ┆a1┆┆b0┆╞ ╞ ╞ W╞ ╞ ╞ ↲ ↲ ↲ ↲ ╞ ╞ ┆a1┆┆b0┆╞ ╞ ╞ X╞ ╞ ╞ ↲ ↲ ↲ ┆8c┆┄┆ae┆↓ ┆0e┆↓ ↲ ╞ ╞ ┆a1┆┆b0┆╞ ╞ ╞ Y╞ ╞ ╞ ↲ ↲ ↲ ↲ ╞ ╞ ┆a1┆┆b0┆╞ ╞ ╞ Z╞ ╞ ╞ ↲ ┆0f┆↓ ↲ ════════════════════════════════════════════════════════════════════════ ↓ ↲ ↲ ════════════════════════════════════════════════════════════════════════ ┆1a┆┆1a┆a terminal ready (108/2) ┆e1┆ø ø ø