CJ1W-EIP21 Omron, CJ1W-EIP21 Datasheet - Page 444

• Manufacturer Part Number: CJ1W-EIP21
• Description: Ethernet I/P Module
• Manufacturer: Omron

Specifications of CJ1W-EIP21

• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

IP Address (Response)
The local IP address set in the CPU Bus Unit System Setup for the EtherNet/IP Unit or built-in EtherNet/IP port
is returned in order starting from the leftmost bytes in hexadecimal. If the local IP address set in the allocated
words in the DM Area is enabled, 0.0.0.0 is returned.
Subnet Mask (Response)
The subnet mask set in the CPU Bus Unit System Setup for the EtherNet/IP Unit or built-in EtherNet/IP port is
returned in order starting from the leftmost bytes in hexadecimal.
Response Codes
EXPLICIT MESSAGE SEND
Sends a explicit request message to the specified object, and receives a response.
The rightmost 8 bits of the remote (destination) IP address are used as the remote MAC ID, and the remote IP
address is the network ID of the local IP address + the rightmost 8 bits of the remote IP address.
Command Block
Response Block
Response Codes
416
FINS Commands Addressed to EtherNet/IP Units or Built-in EtherNet/IP Ports
0000
1001
0000
0101
0105
0106
0201
0204
0205
1001
1002
1004
1005
Response code
Response code
Command
Command
28
28
Destination node address
code
code
01
01
00
code
End
Normal end
Command too large
Normal end
The local node’s network has not started up.
Local node setting error (A BOOTP errors occurs, and the IP
address is undetermined.)
Duplicate address error
The remote node’s network has not started up.
Remote node busy, cannot send.
No response returned from remote node. Monitoring timer
timed out.
Command length exceeds maximum command length.
Command length is less than minimum command length.
Command block format does not match.
Header error
Service Code
00
Destination node address (remote node)
bytes received
Number of
Class ID
Instance ID Service Data
Description
Description
Service Code
468 bytes max.
498 bytes max.
Service Data
Appendix E