5-1
Listner Input Formats
5
Device messages transferred between the controller and devices are classified
into program messages and response messages. This section explains the formats
of the program messages received by listeners.
5.1 Summary of Listener Input Program Message
Syntactical Notation ....................................... 5-3
5.1.1 Separator, terminator, and
space before header .......................... 5-3
5.1.2 General format of program command
message ............................................. 5-5
5.1.3 General format of query message ...... 5-7
5.2 Program Message Functional Elements........ 5-8
5.2.1 <TERMINATED PROGRAM
MESSAGE> ....................................... 5-8
TERMINATOR> ................................. 5-9
5.2.3 <white space> .................................... 5-11
5.2.4
<PROGRAM MESSAGE>
..................
5-11
5.2.5
<PROGRAM MESSAGE UNIT
SEPARATOR> ................................... 5-12
5.2.6
<PROGRAM MESSAGE UNIT>
........
5-12
5.2.7 <COMMAND MESSAGE UNIT>/
<QUERY MESSAGE UNIT> .............. 5-13
5.2.8 <COMMAND PROGRAM HEADER>.. 5-14
5.2.9 <QUERY PROGRAM HEADER>....... 5-17
SEPARATOR> ................................... 5-19
5.2.11
<PROGRAM DATA SEPARATOR>
...
5-19
5.3 Program Data Format .................................... 5-20
5.3.1 <CHARACTER PROGRAM DATA>... 5-21
5.3.2 <DECIMAL NUMERIC PROGRAM
DATA>................................................ 5-22
5.3.3 <SUFFIX PROGRAM DATA> ............ 5-26
5.3.4 <NON-DECIMAL NUMERIC
PROGRAM DATA> ............................ 5-29
5.3.5 <STRING PROGRAM DATA> ........... 5-30
5.3.6
<ARBITRARY BLOCK PROGRAM
DATA>................................................ 5-31
5.3.7 <EXPRESSION PROGRAM DATA>.. 5-35
Section 5 Listner Input Formats
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