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3 Memory Allocations
CJ-series EtherCAT Slave Units Operation Manual (W541)
3-4 I/O Communication Area Settings
3
3-4-1 The Unit Edit Parameters Dialog Box
I/O Communication Area Setting Table
Item name
Setting
method
Description Data range Default
OUT data area
type
Pull down list PLC memory area type used for
RxPDO data from the EtherCAT
master
• Do not use
• CIO Area
• Data Memory
• Work Area
• Holding Relay
• Expansion Data Memory
Bank 0 to C
*1
Do not
use
First word in
OUT data area
Direct input Starting word of the OUT data
area
Ranges vary by OUT data
area type.
• CIO: 0000 to 17FF hex
• DM: 0000 to 7FFF hex
• WR: 0000 to 01FF hex
• HR: 0000 to 01FF hex
• EM: 0000 to 7FFF hex
*1
*1. EM areas are not available for all CJ-series CPU Units. Refer to the operation manuals of the CPU Units for
details on the EM memory area specification.
0000 hex
OUT data area
size
Pull down list OUT data area size in bytes • 0 byte
• 50 byte
• 100 byte
• 200 byte
• 400 byte
0 byte
IN data area
type
Pull down list PLC memory area type used for
TxPDO data to the EtherCAT
master
• Do not use
• CIO Area
• Data Memory
• Work Area
• Holding Relay
• Expansion Data Memory
Bank 0 to C
*1
Do not
use
First word in IN
data area
Direct input Starting word of the IN data
area
Ranges vary by IN data area
type.
• CIO: 0000 to 17FF hex
• DM: 0000 to 7FFF hex
• WR: 0000 to 01FF hex
• HR: 0000 to 01FF hex
• EM: 0000 to 7FFF hex
*1
0000 hex
IN data area
size
Pull down list IN data area size in bytes • 0 byte
• 50 byte
• 100 byte
• 200 byte
• 400 byte
0 byte