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3 Memory Allocations
3 - 18
CJ-series EtherCAT Slave Units Operation Manual (W541)
I/O Communication Area Reference Table
Item name
Setting
method
Description
Data range
Default
OUT data area
type
Read Only
The reference 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
The reference 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
The reference OUT data area
size in bytes.
• 0 byte
• 50 byte
• 100 byte
• 200 byte
• 400 byte
0 byte
IN data area
type
The reference 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
The reference 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
The reference IN data area size
in bytes.
• 0 byte
• 50 byte
• 100 byte
• 200 byte
• 400 byte
0 byte
Summary of Contents for CJ1W- ECT21
Page 1: ...Cat No W541 E1 02 OPERATION MANUAL SYSMAC CJ Series CJ1W ECT21 EtherCAT Slave Unit ...
Page 8: ...CONTENTS 6 CJ series EtherCAT Slave Units Operation Manual W541 ...
Page 30: ...Revision History 28 CJ series EtherCAT Slave Units Operation Manual W541 ...
Page 32: ...Sections in this Manual 30 CJ series EtherCAT Slave Units Operation Manual W541 ...
Page 148: ...Appendices A 34 CJ series EtherCAT Slave Units Operation Manual W541 ...
Page 149: ...I 1 I CJ series EtherCAT Slave Units Operation Manual W541 Index ...
Page 152: ...I 4 CJ series EtherCAT Slave Units Operation Manual W541 Index ...
Page 153: ......