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⟦1a06c5a4a⟧ Wang Wps File

    Length: 18882 (0x49c2)
    Types: Wang Wps File
    Notes: PC/AUX/009 (Iss. 1.2      
    Names: »4363A «

Derivation

└─⟦3928290b5⟧ Bits:30006240 8" Wang WCS floppy, CR 0407A
    └─ ⟦this⟧ »4363A « 

WangText

…00……00……00……00……00……0d……02……00……00……0d…
…0d……05……0c……08……0c……01……0c……05……0b……86…1                                             …02…           …02…   …02…        

…02…PC/AUX/009

…02…EHO/840306…02……02…#
PC CR80-LTU I/F
…02…EHO/831128…02…   PC









                 PROTOCOL CONVERTER
                 CR80-LTU I/F
                                           


                 PC/AUX/009













                 Erik Holgersen





                 B[RGE HERMANSEN







                 EHO, KPL, FSR, BHE                
                 File (1)                             















                              


         1.2



         840306                               



                                                PC/AUX/009     

…02… EHO/830306   ii
PC CR80-LTU I/F
                     …02… EHO/831128   PC 













       831128                  All        Initial issue of Document
 ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲
 ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

1      840216                   6          Update
 ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲
 ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

1.1    840306                  1,17,18     Update of document
                             19,20,21
                           22,23 



            …02… PC/AUX/009     

…02… EHO/830306…02…                                  iii
PC CR80-LTU I/F               
                              …02… EHO/831128…02…    PC 









                                      TABLE OF CONTENTS
                                                        Page 

 1 INTRODUCTION .....................................
   1 
   1.1 APPLICABLE DOCUMENTS .........................
         1 

 2 COMMAND DESCRIPTION ..............................
   2 

   2.1 OPEN LINK COMMAND ............................
         2 
   2.2 CLOSE LINK COMMAND ...........................
         3 
   2.3 REQUEST INPUT COMMAND ........................
         3 
   2.4 CANCEL INPUT COMMAND .........................
         4 
   2.5 CANCEL OUTPUT COMMAND ........................
         4 
   2.6 SHOW STATISTICS COMMAND ......................
         5 
   2.7 RESET STATISTICS COMMAND .....................
         5 
   2.8 REQUEST OUTPUT ...............................
         6 

 3 RESPOND DESCRIPTION ..............................
   7 

   3.1 CHANNEL STATUS (OPEN LINK) ...................
         7 
   3.2 CHANNEL STATUS (CLOSE LINK) ..................
         8 
   3.3 INPUT DATA ...................................
         9 
   3.4 RECEPTION STATUS .............................
        10 
   3.5 TRANSMISSION STATUS ..........................
        11 
   3.6 CHANNEL STATUS (SHOW STATISTICS) .............
        12 
   3.7 CHANNEL STATUS (RESET STATISTICS) ............
        13 
   3.8 TRANSMISSION STATUS ..........................
        14 

 4 COMMAND - RESPONSE DIAGRAM .......................
  15 

 5 ERROR CODES ......................................
  16 

 6 BUFFER STRUCTURE .................................
  17 
   6.1 EVENT QUEUE I/F ..............................
        20 
   6.2 PROCESS HIERARCHY ............................
        22 

 7 DEVIATION FROM SYSTEM SOFTWARE ...................
  23 
   7.1 DEVIATIONS FROM BASIC LTU FIRMWARE ...........
        23 
   7.2 DEVIATIONS FROM V24 LINE ACCESS ..............
        23 
   7.3 DEVIATIONS FROM V24 LINE DRIVER ..............
        23 


                      1 I̲N̲T̲R̲O̲D̲U̲C̲T̲I̲O̲N̲



         This document describes the format of the communication
         between the PC CR80 Software and the CLP Firmware.

         In chapter 4 there is a command-response diagram.

         A list of error codes is shown in chapter 5.

         In chapter 6 there is a flow diagram over the buffer
         structure use in the CLP Firmware. The process hierarchy
         is also shown.

         In chapter 7 the major differences between the CLP
         Version of the System Software and the System Software
         referred.



1.1      A̲P̲P̲L̲I̲C̲A̲B̲L̲E̲ ̲D̲O̲C̲U̲M̲E̲N̲T̲S̲

         1.  CR80 LTU I/F FUNCTIONAL SPECIFICATION
             CSS-MIC/040/FNC/0001
             Issue 5, 811104

         2.  BASIC LTD FIRMWARE (BALTU)
             USER MANUAL
             CSD-MIC/006/USM/0007
             Issue 1, 810907

         3.  V24 LINE ACCESS
             CSS-MIC/0412/PSP/1018
             Issue 1, 820129

         4.  V24 LINE DRIVER
             CSS-MIC/0411/PSP/0001
             Issue 1, 810923



                  2 C̲O̲M̲M̲A̲N̲D̲ ̲D̲E̲S̲C̲R̲I̲P̲T̲I̲O̲N̲




2.1      O̲P̲E̲N̲ ̲L̲I̲N̲K̲ ̲C̲O̲M̲M̲A̲N̲D̲

         COMMAND TYPE: C1

         BUFFER FORMAT:
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

             BYTE:   0         BUFFER TYPE
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

                     1        C/S-SPECIFIER
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

                     2          PC-MODE
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

                     3         BAUDRATE
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

                     4
                     .
                     .
                     .
                     .

                     36
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

         DESCRIPTION:

             BYTECOUNT:    39    :   BYTES

             BUFFER TYPE:  07H   :   ENTIRE COMMAND LDU

             C/S-SPECIFIER:04H   :   OPEN CHANNEL

             PC-MODE:      00H   :   NORMAL
                           01H   :   SIMULATION

             BAUDRATE:     OBH   :   2400 BAUD
                           OCH   :   4800 BAUD
                           ODH   :   9600 BAUD

             ID-PASS:      ASCII :   DATA


2.2      C̲L̲O̲S̲E̲ ̲L̲I̲N̲K̲ ̲C̲O̲M̲M̲A̲N̲D̲

         COMMAND TYPE: C2

         BUFFER FORMAT:

                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

             BYTE:   0           BUFFER TYPE     
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

                     1         C/S-SPECIFIER     
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲
         DESCRIPTON:

             BYTECOUNT:    2     :   BYTES

             BUFFER TYPE:  07H   :   ENTIRE COMMAND LDU

             C/S-SPECIFIER:05H   :   CLOSE CHANNEL



2.3      R̲E̲Q̲U̲E̲S̲T̲ ̲I̲N̲P̲U̲T̲ ̲C̲O̲M̲M̲A̲N̲D̲


         COMMAND TYPE  C3

         BUFFER FORMAT:
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

             BYTE:   0           BUFFER TYPE
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

                     1         C/S-SPECIFIER
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

                     2           CLP ACTION
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

         DESCRIPTION:

             BYTECOUNT:    3     :   BYTES

             BUFFER TYPE:  07H   :   ENTIRE COMMAND LDU

             C/S-SPECIFIER:00H   :   INPUT REQUEST

             CLP ACTION:   00-01H:   ACTION DESCRIPTOR



2.4      C̲A̲N̲C̲E̲L̲ ̲I̲N̲P̲U̲T̲ ̲C̲O̲M̲M̲A̲N̲D̲

         COMMAND TYPE: C4

         BUFFER FORMAT:

                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

             BYTE:   0           BUFFER TYPE
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

                     1        C/S-SPECIFIER
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

                     2           CLP ACTION
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

         DESCRIPTION:

             BYTECOUNT:    3     :   BYTES

             BUFFER TYPE:  07H   :   ENTIRE COMMAND LDU

             C/S-SPECIFIER:01H   :   CANCEL INPUT REQUEST

             CLP ACTION:   00-01H:   ACTION DESCRIPTOR



2.5      C̲A̲N̲C̲E̲L̲ ̲O̲U̲T̲P̲U̲T̲ ̲C̲O̲M̲M̲A̲N̲D̲

         COMMAND TYPE: C5

         BUFFER FORMAT:
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

             BYTE:   0           BUFFER TYPE
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

                     1         C/S-SPECIFIER
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

                     2           CLP ACTION
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

         DESCRIPTON:

             BYTECOUNT:    3     :   BYTES

             BUFFER TYPE:  07H   :   ENTIRE COMMAND LDU

             C/S-SPECIFIER:02H   :   CANCEL OUTPUT REQUEST

             CLP ACTION:   00-01H:   ACTION DESCRIPTOR



2.6      S̲H̲O̲W̲ ̲S̲T̲A̲T̲I̲S̲T̲I̲C̲S̲ ̲C̲O̲M̲M̲A̲N̲D̲

         COMMAND TYPE: C6

         BUFFER FORMAT:

                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

             BYTE:   0           BUFFER TYPE
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

                     1         C/S-SPECIFIER
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

                     2           STATE
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲
         DESCRIPTION:

             BYTECOUNT:    4     :   BYTES

             BUFFER TYPE:  07H   :   ENTIRE COMMAND LDU

             C/S-SPECIFIER:03H   :   REPORT STATUS REQUEST

             STATE:        22H   :   STATUS TYPE=SHOW STATISTICS

             SPARE:        00H   :


2.7      R̲E̲S̲E̲T̲ ̲S̲T̲A̲T̲I̲S̲T̲I̲C̲S̲ ̲C̲O̲M̲M̲A̲N̲D̲

         COMMAND TYPE: C7

         BUFFER FORMAT:

                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

             BYTE:   0           BUFFER TYPE
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

                     1         C/S-SPECIFIER
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

                     2           STATE
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲
         DESCRIPTION:

             BYTECOUNT:    4     :   BYTES

             BUFFER TYPE:  07H   :   ENTIRE COMMAND LDU

             C/S-SPECIFIER:03H   :   REPORT STATUS REQUEST

             STATE:        23H   :   STATUS TYPE=RESET STATISTICS

             SPARE:        00H   :



2.8      R̲E̲Q̲U̲E̲S̲T̲ ̲O̲U̲T̲P̲U̲T̲

         COMMAND TYPE: D1

         BUFFER FORMAT:
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

             BYTE:   0           BUFFER TYPE
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

                     1           CLP ACTION
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

                     2
                     .
                     .
                     .           DATA
                     .

                     N
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

         DESCRIPTION:

             BYTECOUNT:    2-1142:   BYTES

             BUFFER TYPE:  03H   :   ENTIRE DATA LDU

             CLP ACTION:   0-01H :   ACTION DESCRIPTOR

             DATA:         ASCII :   OUTPUT DATA (MAX.1140 BYTES)


                  3 R̲E̲S̲P̲O̲N̲D̲ ̲D̲E̲S̲C̲R̲I̲P̲T̲I̲O̲N̲



3.1      C̲H̲A̲N̲N̲E̲L̲ ̲S̲T̲A̲T̲U̲S̲ ̲(̲O̲P̲E̲N̲ ̲L̲I̲N̲K̲)̲

         RESPONSE TYPE: RC1

         BUFFER FORMAT:
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

             BYTE:   0           BUFFER TYPE
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

                     1         C/S-SPECIFIER
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

                     2           STATE
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

                     3           ERROR CODE
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

         DESCRIPTION:

             BYTECOUNT:    4     :   BYTES

             BUFFER TYPE:  07H   :   ENTIRE STATUS LDU

             C/S-SPECIFIER:03H   :   CHANNEL STATUS

             STATE:        20H   :   STATUS TYPE=OPEN LINK STATUS

             ERROR CODE:   0-FFH :   RESULT


3.2      C̲H̲A̲N̲N̲E̲L̲ ̲S̲T̲A̲T̲U̲S̲ ̲(̲C̲L̲O̲S̲E̲ ̲L̲I̲N̲K̲)̲

         RESPONSE TYPE: RC2

         BUFFER FORMAT:
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

             BYTE:   0           BUFFER TYPE
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

                     1         C/S-SPECIFIER
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

                     2           STATE
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

                     3           ERROR CODE
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

         DESCRIPTION:

             BYTECOUNT:    4     :   BYTES

             BUFFER TYPE:  07H   :   ENTIRE STATUS LDU

             C/S-SPECIFIER:03H   :   CHANNEL STATUS

             STATE:        21H   :   STATUS TYPE=CLOSE LINK
                                     STATUS

             ERROR CODE:   0-FFH :   RESULT


3.3      I̲N̲P̲U̲T̲ ̲D̲A̲T̲A̲

         RESPONSE TYPE: RC3

         BUFFER FORMAT:
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

             BYTE:   0           BUFFER TYPE
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

                     1           CLP ACTION
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

                     2
                     .
                     .
                     .           DATA
                     .

                     N
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

         DESCRIPTION:

             BYTECOUNT:    2-1142:   BYTES

             BUFFER TYPE:  03H   :   ENTIRE DATA LDU

             CLP ACTION:   00-01H:   ACTION DESCRIPTOR

             DATA:         ASCII :   INPUT DATA (MAX.1140 BYTES)


3.4      R̲E̲C̲E̲P̲T̲I̲O̲N̲ ̲S̲T̲A̲T̲U̲S̲

         RESPONSE TYPE: RC4

         BUFFER FORMAT:
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

             BYTE:   0           BUFFER TYPE
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

                     1         C/S-SPECIFIER
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

                     2           CLP ACTION
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

                     3           ERROR CODE
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

         DESCRIPTON:

             BYTECOUNT:    4     :   BYTES

             BUFFER TYPE:  07    :   ENTIRE COMMAND LDU

             C/S-SPECIFIER:01H   :   RECEPTION STATUS

             CLP ACTION:   00-01H:   ACTION DESCRIPTOR

             ERROR CODE:   0-FFH :   RESULT


3.5      T̲R̲A̲N̲S̲M̲I̲S̲S̲I̲O̲N̲ ̲S̲T̲A̲T̲U̲S̲

         RESPONSE TYPE: RC5

         BUFFER FORMAT:
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

             BYTE:   0           BUFFER TYPE
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

                     1         C/S-SPECIFIER
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

                     2           CLP ACTION
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

                     3           ERROR CODE
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

         DESCRIPTON:

             BYTECOUNT:    4     :   BYTES

             BUFFER TYPE:  07H   :   ENTIRE COMMAND LDU

             C/S-SPECIFIER:00H   :   TRANSMISSION STATUS

             CLP ACTION:   00-01H:   ACTION DESCRIPTOR

             ERROR CODE:   0-FFH :   RESULT


3.6      C̲H̲A̲N̲N̲E̲L̲ ̲S̲T̲A̲T̲U̲S̲ ̲(̲S̲H̲O̲W̲ ̲S̲T̲A̲T̲I̲S̲T̲I̲C̲S̲)̲

         RESPONSE TYPE: RC6

         BUFFER FORMAT:
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

             BYTE:   0           BUFFER TYPE
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

                     1           C/S-SPECIFIER
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

                     2           STATE
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

                     3           ERROR CODE
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

                     4      LSB
                            ̲ ̲ ̲       COUNT 1      ̲ ̲ ̲

                     5      MSB
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

                     6      LSB
                            ̲ ̲ ̲       COUNT 2      ̲ ̲ ̲

                     7      MSB
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

                     8      LSB
                            ̲ ̲ ̲       COUNT 3      ̲ ̲ ̲

                     9      MSB
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

                     10     LSB
                            ̲ ̲ ̲       COUNT 4      ̲ ̲ ̲

                     11     MSB
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲
         DESCRIPTION:

             BYTECOUNT:    12     :  BYTES
             BUFFER TYPE:  07H    :  ENTIRE STATUS LDU
             C/S-SPECIFIER:03H    :  CHANNEL STATUS
             STATE:        22H    :  STATUS TYPE=SHOW STATISTICS
             ERROR CODE:   0-FFH  :  RESULT
             COUNT1:       0-FFFFH:  MESSAGES TRANSMITTED
             COUNT2:       0-FFFFH:  MESSAGES RETRANSMITTED
             COUNT3:       0-FFFFH:  INFO MESSAGES RECEIVED
             COUNT4:       0-FFFFH:  MESSAGES IN ERROR


3.7      C̲H̲A̲N̲N̲E̲L̲ ̲S̲T̲A̲T̲U̲S̲ ̲(̲R̲E̲S̲E̲T̲ ̲S̲T̲A̲T̲I̲S̲T̲I̲C̲S̲)̲

         RESPONSE TYPE: RC7

         BUFFER FORMAT:
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

             BYTE:   0           BUFFER TYPE
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

                     1         C/S-SPECIFIER
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

                     2           STATE
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

                     3           ERROR CODE
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

         DESCRIPTION:

             BYTECOUNT:    4     :   BYTES

             BUFFER TYPE:  07H   :   ENTIRE STATUS LDU

             C/S-SPECIFIER:03H   :   CHANNEL STATUS

             STATE:        23H   :   STATUS TYPE=RESET STATISTICS

             ERROR CODE:   0-FFH :   RESULT



3.8      T̲R̲A̲N̲S̲M̲I̲S̲S̲I̲O̲N̲ ̲S̲T̲A̲T̲U̲S̲

         RESPONSE TYPE: RD1

         BUFFER FORMAT:
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

             BYTE:   0           BUFFER TYPE
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

                     1         C/S-SPECIFIER
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

                     2           CLP ACTION
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

                     3           ERROR CODE
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲

         DESCRIPTON:

             BYTECOUNT:    4     :   BYTES

             BUFFER TYPE:  07H   :   ENTIRE COMMAND LDU

             C/S-SPECIFIER:00H   :   TRANSMISSION STATUS

             CLP ACTION:   00-01H:   ACTION DESCRIPTOR

             ERROR CODE:   0-FFH :   RESULT


               4 C̲O̲M̲M̲A̲N̲D̲ ̲-̲ ̲R̲E̲S̲P̲O̲N̲S̲E̲ ̲D̲I̲A̲G̲R̲A̲M̲



          ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲
         ̲ ̲ ̲ ̲ ̲ ̲

             COMMAND                 RESPONSE
                            ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲
                           ̲ ̲ ̲ ̲ ̲ ̲

                            WITH DATA          WITHOUT DATA
          ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲
         ̲ ̲ ̲ ̲ ̲ ̲

             C1                                    RC1
          ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲
         ̲ ̲ ̲ ̲ ̲ ̲

             C2                                    RC2
          ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲
         ̲ ̲ ̲ ̲ ̲ ̲

             C3                  RC3               RC4
          ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲
         ̲ ̲ ̲ ̲ ̲ ̲

             C4                                    RC4
          ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲
         ̲ ̲ ̲ ̲ ̲ ̲

             C5                                    RC5
          ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲
         ̲ ̲ ̲ ̲ ̲ ̲

             C6                                    RC6
          ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲
         ̲ ̲ ̲ ̲ ̲ ̲

             C7                                    RC7
          ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲
         ̲ ̲ ̲ ̲ ̲ ̲

             D1                                    RD1
          ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲
         ̲ ̲ ̲ ̲ ̲ ̲


                      5 E̲R̲R̲O̲R̲ ̲C̲O̲D̲E̲S̲


         LINE DOWN MESSAGE CODES:

         CENTRAL SYSTEM DISCONNECTED           =     #11
         RECEIVED DIS GRTS II CNTRL REC.       =     #12
         INVALID COMMAND T/F CENTRAL SYS       =     #13
         DID NOT RECEIVE USER ID PASSWORD      =     #14
         NO SNUMB ON ABORT CONTROL CARD        =     #15
         MISSING SNUMB OR IDENT CARD           =     #16
         OUTPUT NOT AVAILABLE                  =     #17
         INVALID CONTROL CARD                  =     #18
         INVALID MESSAGE FORMAT                =     #19
         SLAVE PROGRAM NOT IN SYSTEM (DAC ONLY)=     #1A
         OUTPUT COMPLETE                       =     #1B
         LINK SPACE DENIED                     =     #1C
         LINK NUMBER ERROR                     =     #1D
         CENTRAL SYSTEM UNAVAILABLE            =     #1E
         RETRY COUNT EXHAUSTED                 =     #1F
         DEVICE OFF-LINE                       =     #20
         END-OF-FILE (EOF STATUS CANNOT RECOVER=     #21
         TERMINAL NOT KNOWN                    =     #22
         REMOTE COMPUTER MODULE                =     #23
         LINE ACTIVE                           =     #24
         LINE NOT COMPLETELY DISCONNECTED      =     #25
         MEDIA CODE ERROR                      =     #26
         BLANK OR ZERO ID                      =     #27
         DUPLICATE ID                          =     #28
         NO PAT ENTRIES AVAILABLE FOR INPUT    =     #29
         MISSING $ SNUMB CARD                  =     #2A
         JOB SOURCE TOO LONG                   =     #2B
         NO AVAILABLE PROGRAM NUMBER FOR JOB   =     #2C
         EXCESSIVE DISK ERRORS                 =     #2D
         DUPLICATE SNUMB's                     =     #2E
         NO DISK LINKS AVAILABLE               =     #2F

         LTU ERROR CODES:

         CR80 BYTECOUNT RANGE ERROR            =     #32
         CR80 COMMAND SYNTAX ERROR             =     #42
         CR80 STATUS TYPE ERROR                =     #52
         CR80 MULTIPLE COMMAND                 =     #62
         OPEN LINK TIMEOUT                     =     #72
         DATA TRANSMISSION ERROR               =     #82
         OPEN LINK ERROR                       =     #90
         NUMBER OF NAK'S EXCEEDED              =     #A2
         CR80 ILLEGAL BAUDRATE CODE            =     #B0
         CLOSED CAUSE TOO MANY RETRANS.        =     #C2
         CURRENT STATE ERROR                   =     #D2
         CLOSED LINK                           =     #E2


                    6 B̲U̲F̲F̲E̲R̲ ̲S̲T̲R̲U̲C̲T̲U̲R̲E̲



         The Buffer Flow is shown in figure 6.1 and figure 6.2
         the detailed structure of the PC Handler to Driver
         I/F is described.

         The transportation of Buffer follows the description
         given in reference 2.

















































                      PC-BUFFERFLOW

















































                    ACTION ROUTING I/F


6.1      E̲V̲E̲N̲T̲ ̲Q̲U̲E̲U̲E̲ ̲I̲/̲F̲:̲

         E̲N̲T̲R̲Y̲:̲

         1)  If no buffer is connected to event,

                 EVTQH = EMPTY

         2)  Else:

             Buffer available via EVTQH

                 Buffer format:
                ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲
             0^ ̲ ̲LSB ADDRESS OF EMPTY ̲ ̲^
Buffer           1^ ̲ ̲M̲S̲B̲ ̲R̲E̲T̲U̲R̲N̲ ̲Q̲U̲E̲U̲E̲ ̲H̲E̲A̲D̲ ̲^
Pointer      2^ ̲ ̲LSB ADDRESS OF       ̲ ̲^
             3^ ̲ ̲M̲S̲B̲ ̲N̲E̲X̲T̲ ̲B̲U̲F̲F̲E̲R̲ ̲H̲E̲A̲D̲ ̲ ̲^
             4^ ̲ ̲LSB …0f……0f…BYTE COUNT…0e……0e…       ̲ ̲^
             5^ ̲ ̲M̲S̲B̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲^    BUFFER HEAD (12
             BYTE)
             6^ ̲ ̲LSB ADDRESS OF       ̲ ̲^
             7^ ̲ ̲M̲S̲B̲ ̲F̲I̲R̲S̲T̲ ̲D̲A̲T̲A̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲^
             8^ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲O̲F̲F̲S̲E̲T̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲^
             9^ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲S̲T̲A̲T̲U̲S̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲^
            10^ ̲ ̲LSB …0f……0f…BUFFER SIZE…0e……0e…      ̲ ̲^
            11^ ̲ ̲M̲S̲B̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲^̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲
              ^                        ^
              ^ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲^ …0f……0f…OFFSET …0e……0e…
              ^ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲C̲O̲M̲M̲A̲N̲D̲ ̲I̲D̲ ̲ ̲ ̲ ̲ ̲ ̲^̲ ̲ ̲ ̲ ̲ ̲ ̲
              ^                        ^
              ^                        ^
              ^        TEXT FIELD      ^ BYTE COUNT
              ^                        ^
              ^                        ^
              ^ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲^̲ ̲ ̲ ̲ ̲ ̲ ̲    BUFFER SIZE
              ^                        ^
              ^ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲^̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲




         o   The Text Field contains only data received from
             either CR80 or GRTS.

         o   The Command ID is specified in the file: COMM.EQU


         E̲X̲I̲T̲:

         1)  If the incoming buffer is used, it has to be returned
             to EVTQH by the action-routine.
             The buffer pointer and the bufferhead (byte 0-3)
             may not be destroyed by the action routine.

         2)  Else:   No action.


6.2      P̲R̲O̲C̲E̲S̲S̲ ̲H̲I̲E̲R̲A̲R̲C̲H̲Y̲







             7 D̲E̲V̲I̲A̲T̲I̲O̲N̲ ̲F̲R̲O̲M̲ ̲S̲Y̲S̲T̲E̲M̲ ̲S̲O̲F̲T̲W̲A̲R̲E̲



         All System Software has gone through minor changes
         according to PC requirements and will not be described
         in detail. Here will only be described major deviations
         from the referred documents. The time and program memory
         used is changed according to the changes in the System
         Software.



7.1      D̲E̲V̲I̲A̲T̲I̲O̲N̲S̲ ̲F̲R̲O̲M̲ ̲B̲A̲S̲I̲S̲ ̲L̲T̲U̲ ̲F̲I̲R̲M̲W̲A̲R̲E̲ ̲(̲B̲A̲L̲T̲U̲)̲

         In Baltu p. 47 and 3.2.5.1 the Return Queue Address
         is not used e.g.:

             By entry: BC reg. is not used.

         The Return Queue Address is not saved on the top of
         the bufferhead.

         The Return Queue Address is given in Table CHAQH in
         module PC Handler.



7.2      D̲E̲V̲I̲A̲T̲I̲O̲N̲S̲ ̲F̲R̲O̲M̲ ̲V̲2̲4̲ ̲L̲I̲N̲E̲ ̲A̲C̲C̲E̲S̲S̲

         There has been defined a mode variable:

         MODE # defines:

         Bit 0:  1 Full duplex
                 0 Half duplex

         Bit 1:  1 RTS is reserved
                 0 RTS is not reserved


7.3      D̲E̲V̲I̲A̲T̲I̲O̲N̲S̲ ̲F̲R̲O̲M̲ ̲V̲2̲4̲ ̲L̲I̲N̲E̲ ̲D̲R̲I̲V̲E̲R̲

         In reference 4 page 11 the macro V24PRO is called by
         V24PRG, #NAME, #CN, #SIOD, #TXQH, #TXRQH, #RXQH

         The Process Start Address is now referred to the lable
         #NAME

         On page 12 the macro ITX is called by:

             ITX #CN, #SIOD, TXQH, #PRONO
             #PRONO  V24 Driver Process Number
             #TRQH  is not used.