Omron CJ1W-DRM21 - Page 188

5 Remote I/O Slave Communications
5-14
CJ-series DeviceNet Units Operation Manual for NJ-series CPU Unit(W497)
• OUT block 1 area and first word: WR (4), 50 (50CH (50)), 20-byte size = 10 words (20)
• IN block 1 area and first word: WR (4), 100 (100CH (100)), 10-byte size = 5 words (10)
• Slave User-set Allocations Setup Table
• Slave areas
Step 1: Change the Slave User-set Allocations Switch to TRUE
Make sure that slave communications have stopped prior when you perform this operation. Change
*_Sw2SlavAlocCmd (Slave User Allocations Switch) to TRUE.
Step 2: Change the Slave Enable Switch to TRUE
Change *_Sw2SlavEnblCmd (Slave Enable Switch) to TRUE. This will allocate the above areas as
slave areas and the DeviceNet Unit will start slave remote I/O communications.
Name of device variables
for CJ-series Unit
Name Value (meaning)
*_SlavAlocTblCfg[0] Slave OUT 1 area 4 (Work Area)
*_SlavAlocTblCfg[1] First word in slave OUT 1 area 50 (W050)
*_SlavAlocTblCfg[2] OUT 1 area size 20 (10 words)
*_SlavAlocTblCfg[3] Slave IN 1 area 4 (Work Area)
*_SlavAlocTblCfg[4] First word in slave IN 1 area 100 (W100)
*_SlavAlocTblCfg[5] IN 1 area size 105 (5 words)
OUT area 1
IN area 1
to