I/O Communication Area Setting Table - Omron CJ1W-ECT21 Operation Manual

 I/O Communication Area Reference Table
Name of device variable for
CJ-series Unit
*_RefOutAreaType
*_RefOutAreaOffset
*_RefOutAreaSize
*_RefInAreaType
*_RefInAreaOffset
*_RefInAreaSize
The function of each device variable for the CJ-series Unit is explained below.
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I/O Communication Area Setting Table

This section describes the device variables for the I/O Communication Area Setting Table.
OUT Data Area Type
Use this device variable to specify the output word data area type that is used for sending data to the
EtherCAT master (RxPDO).
Name of device variable
for CJ-series Unit
*_AlocOutAreaType
*1. Expansion Data Memory (EM) areas vary for NJ-series CPU Unit models. Check the NJ-series CPU Unit spec-
ifications for bank availability.
 Memory Area Codes for the EtherCAT Slave Unit OUT Data Area
Code
16#00
16#01
16#03
16#04
16#05
16#08 to 14
*1. Expansion Data Memory (EM) areas vary for NJ-series CPU Unit models. Check the NJ-series CPU
Unit specifications for bank availability.
CJ-series EtherCAT Slave Units Operation Manual for NJ-series CPU Unit (W542)
Type R/W
BYTE R
WORD R
UINT R
BYTE R
WORD R
UINT R
Type R/W
BYTE RW OUT data area type
Area type in memory for CJ-series Unit
---
CIO Area (CIO)
Data Memory (DM)
Work Area (WR)
Holding Area (HR)
Expansion Data Memory (EM)
*1
Bank 0 to Bank C
3 Data Exchange with the CPU Unit
Name
OUT data area type
First word in OUT data area
OUT data area size
IN data area type
First word in IN data area
IN data area size
Name
Specifies the OUT data area mem-
ory type.
Data range: 16#00 to 14
Default: 16#00
Function
*1
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