Omron CJ1W-ECT21 Operation Manual page 87

First Word In OUT Data Area
Use this device variable to refer to the starting word that is allocated for sending data to the EtherCAT
master (RxPDO).
Name of device variable
for CJ-series Unit
*_RefOutAreaOffset
 Reference 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
specifications for bank availability.
OUT Data Area Size
Use this device variable to refer to the OUT data area size that is allocated for sending data to the
EtherCAT master (RxPDO).
Name of device variable
for CJ-series Unit
*_RefOutAreaSize
CJ-series EtherCAT Slave Units Operation Manual for NJ-series CPU Unit (W542)
Type R/W
WORD R
Do not use
16#0000 to 17FF
16#0000 to 7FFF
16#0000 to 01FF
16#0000 to 01FF
16#0000 to 7FFF
(E0_00000 to E0_32767, ···, EC_00000 to EC_32767) for all banks
*1
Type R/W
UINT R
3 Data Exchange with the CPU Unit
Name
First word in OUT References the OUT data area
data area starting word.
Data range is based on the area
type. Refer to Reference First Out-
put Word in Memory for the Ether-
CAT Slave Unit OUT Data Area on
page 3-25 for the data range of
each area type.
Default: 16#0000
Word range
Name
OUT data area size References the OUT data area
size.
Data range of 0, 50, 100, 200 or
400 is possible.
Default: 0
Function
Function
3 - 25
3