Envoy Application Programming Manual
Table Of Contents
- What’s New in This Manual
- About This Manual
- 1 Application Programming With Envoy
- 7 ADM-2 Multipoint Supervisor Protocol
- 8 TINET Multipoint Supervisor Protocol
- 9 Burroughs Point-To-Point Protocol
- 10 Asynchronous Line Supervisor Protocol
- A ASCII Character Set
- B ASCII to EBCDIC Code Conversion
- C File-System Procedures
- D Statistics Messages
- E S-Series Changes to Envoy
- NonStop™ Himalaya S-Series Server Architecture
- G-Series Migration Considerations
- CBSENSEON and CFSENSEON Modifiers
- LEOTRESYN and NOLEOTRESYN Modifiers
- Treatment of Characters After the Termination Character
- Number of SYN Characters
- DTR Drop
- Reporting of Parity Error
- Half-Duplex Support for Asynchronous Lines
- Controller Replacement
- SYSGEN and COUP
- Unit Numbers
- FDX Line Changes
- No Support for Auto-Call Unit
- Glossary
- Index
ADM-2 Multipoint Supervisor Protocol
Envoy Application Programming Manual—427159-001
7-45
Sending a Fast-Select Message
Sending a Fast-Select Message
Example 7-23 shows the line-control sequence to send a fast-select message formatted
by the application process to a terminal. In this example, a message is sent to terminal 3.
Example 7-23. Send a Fast-Select Message
Application Process Terminal 3
line state = CONTROL
MCW.<6> = 1 (message type = special)
MCW.<5> = 1 (message formatter = application process)
MCW.<8:15> = 0 (clear entry number)
CALL WRITE(...)
| EOT 33s STX-text-ETX ->
| <- ACK
(WRITE completes)
error = 0
line state = CONTROL