Omron CJ1W-NC271 - 12-2009, Operation Manual

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Operation Area I/O Allocations
Appendix C
Common Operating Input Memory Area Allocations
n = CIO 1500 + (unit number
×
25)
I/O Word Bits Category Name Function
Input
(PCU
to CPU
Unit) n+15 00 to 11 PCU com-
mon status
words Not used (reserved
by the system). ---
12 Unit Error Flag 0: Unit common error has not occurred.
1: Unit common error has occurred.
13 Not used (reserved
by the system). ---
14 Data Transferring
Flag 0: Powerup, transfer completed, or transfer failed.
1: Transferring data.
15 Not used (reserved
by the system). ---
n+16 00 to 11 Reserved by the sys-
tem. ---
12 Memory Card Trans-
fer Error 0: No Memory Card transfer error has occurred.
1: A Memory Card transfer error has occurred.
13 Reserved by the sys-
tem. ---
14 Unit Busy Flag 0: PCU is not busy.
1: PCU is busy.
15 Connection Status
Flag 0: MECHATROLINK communications stopped.
1: MECHATROLINK communications executing.
n+17 to
n+20 --- --- Reserved by the sys-
tem. ---
n+21 --- Unit error code Shows the error code for the Unit common error that
occurred.