6100 MPS-B Programming Manual

INTRODUCTION TO 6100 MPS-B
Message Formats
The sequence header may be omitted. In this case, the MCW
contains the Poll/Select List entry number and the text begins
with either SOH or STX. Basically, the WRITEREAD buffer Text
field using Free format appears as follows:
Message Control Word
|<--- (two bytes) --->|
_______________________
|||
| MCW | ...
| ||_
|<--------------- sequence header ----------------->|
_________________________ _________________________
| | | | | |
... | [EOT] | station | . . . | function | [ENQ] | ...
| | id | | code | |_
|<------------------ message ------------------->|
_______________________/ /________________________
| SOH | / / | |
... | or |<--------- text --------->| ETX |
| STX | / / ||
/ /
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