Omron CJ1W-NC271 - 12-2009 Operation Manual page 627

Operation Area I/O Allocations
Common Operating Input Memory Area Allocations
I/O Word Bits
Input n+15 00 to 11
(PCU
to CPU
12
Unit)
13
14
15
n+16 00 to 11
12
13
14
15
n+17 to ---
n+20
n+21 ---
Category Name
PCU com- Not used (reserved
mon status by the system).
words
Unit Error Flag
Not used (reserved
by the system).
Data Transferring
Flag
Not used (reserved
by the system).
Reserved by the sys-
tem.
Memory Card Trans-
fer Error
Reserved by the sys-
tem.
Unit Busy Flag
Connection Status
Flag
--- Reserved by the sys-
tem.
Unit error code
n = CIO 1500 + (unit number × 25)
Function
---
0: Unit common error has not occurred.
1: Unit common error has occurred.
---
0: Powerup, transfer completed, or transfer failed.
1: Transferring data.
---
---
0: No Memory Card transfer error has occurred.
1: A Memory Card transfer error has occurred.
---
0: PCU is not busy.
1: PCU is busy.
0: MECHATROLINK communications stopped.
1: MECHATROLINK communications executing.
---
Shows the error code for the Unit common error that
occurred.
Appendix C
599