6100 MPS-B Programming Manual

WRITING APPLICATIONS THAT USE 6100 MPS-B
WRITE Examples
WRITE Example 3 (Continued)
Transmit the same message to the group of stations using
BROADCAST SELECT prior to a message being received by MPS-B. The
last station in the sequence header does not respond (MPS-B has
no information whether or not the other stations received the
message correctly):
Application Process MPS-B Station
Line State = READ
CALL WRITEREAD (...);
|
| ACK --->
|
| <--- EOT
|
| EOT a1 a1 t... an an s STX text ETX --->
|
| (no response)
|
| (timeout)
|
| ENQ --->
|
| (no response)
|
| (retry until retry
| count exhausted)
|
(WRITEREAD completes)
Line State = CONTROL
Status = 162 (request timed out on select)
Text In = 0
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