Omron CJ1W-ECT21 Operation Manual page 82

3 Data Exchange with the CPU Unit
First Word In OUT Data Area
Use this device variable to specify the starting word that is used for sending data to the EtherCAT mas-
ter (RxPDO).
Name of device variable
for CJ-series Unit
*_AlocOutAreaOffset
 First Output Word in Memory for the EtherCAT Slave Unit OUT Data Area
Area type in memory for
CJ-series Unit
---
CIO Area (CIO)
Data Memory (DM)
Work Area (WR)
Holding Area (HR)
Expansion Data Memory (EM)
Bank 0 to Bank C
*1. Expansion Data Memory (EM) areas vary for NJ-series CPU Unit models. Check the NJ-series CPU Unit spec-
ifications for bank availability.
OUT Data Area Size
Use this device variable to specify the OUT data area size that is used for sending data to the EtherCAT
master (RxPDO). This size must match the EtherCAT master configuration size for RxPDO in bytes.
Name of device variable
for CJ-series Unit
*_AlocOutAreaSize
3 - 20
Type R/W
WORD RW
Do not use
16#0000 to 17FF
16#0000 to 7FFF
16#0000 to 01FF
16#0000 to 01FF
16#0000 to 7FFF
*1 (E0_00000 to E0_32767, ···, EC_00000 to EC_32767) for all banks
Type R/W
UINT RW
CJ-series EtherCAT Slave Units Operation Manual for NJ-series CPU Unit (W542)
Name
First word in OUT Specifies the OUT data area start-
data area ing word.
Data range is based on the area
type. Refer to First Output Word in
Memory for the EtherCAT Slave
Unit OUT Data Area on page 3-20
for the data range of each area
type.
Default: 16#0000
Word range
Name
OUT data area size Specifies the OUT data area size.
Data selection of 0, 50, 100, 200 or
400 is possible.
Default: 0
Function
Function