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Omron SYSMAC CJ - REFERENCE MANUAL 08-2008

Omron SYSMAC CJ - REFERENCE MANUAL 08-2008
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1035
Network Instructions Section 3-25
2. The Auxiliary Area bits and words used for user-specified communications
ports are listed in the following table.
Flag/Word Operation
Address Bits Name Description
A202 00 to 07 Communications Port Enabled
Flags
ON when a communications instruction can be executed with the
corresponding port number. Bits 00 to 07 correspond to communica-
tions ports 0 to 7.
The completion of communications can be confirmed by monitoring
when a flag turns ON. The flag will turn OFF when execution of a
communications instruction is started.
A203 to
A210
--- Communications Port Comple-
tion Codes
These words contain the completion codes for the corresponding
port numbers when communications instructions have been exe-
cuted. Words A203 to A210 correspond to communications ports 0
to 7.
A219 00 to 07 Communications Port Error
Flags
ON when an error occurred during execution of a communications
instruction. When a flag is ON, check the completion code in A203
to A210 to troubleshoot the error.
Turn OFF then execution has been finished normally. Bits 00 to 07
correspond to communications ports 0 to 7.
ON for one cycle
ON for one cycle
Cleared to zeros
Response stored
Communications Port Enabled
Flags (A20200 to A20207)
Normal completion:
First Cycle Flags after Network
Communications Finished
(A21400 to A2407)
Communications Port Com-
pletion Codes (A203 to A210)
Error completion:
Communications Port Error
Flags (A21900 to A21907)
First Cycle Flags after
Network Communications
Error (A21500 to A21507)
Communica-
tions instruc-
tion executed.
Communica-
tions completed.

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