Omron CJ1W-DRM21 Operation Manual page 188

5 Remote I/O Slave Communications
• 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
Name of device variables
for CJ-series Unit
*_SlavAlocTblCfg[0]
*_SlavAlocTblCfg[1]
*_SlavAlocTblCfg[2]
*_SlavAlocTblCfg[3]
*_SlavAlocTblCfg[4]
*_SlavAlocTblCfg[5]
• Slave areas
OUT area 1
to
IN area 1
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.
5-14
Name
Slave OUT 1 area
First word in slave OUT 1 area
OUT 1 area size
Slave IN 1 area
First word in slave IN 1 area
IN 1 area size
CJ-series DeviceNet Units Operation Manual for NJ-series CPU Unit(W497)
Value (meaning)
4 (Work Area)
50 (W050)
20 (10 words)
4 (Work Area)
100 (W100)
105 (5 words)