Cip Objects Sent To The Ethernet/Ip Unit; Identity Object (Class Id: 01 Hex) - Omron CJ1W-EIP21 Operation Manuals

8-3 CIP Objects Sent to the EtherNet/IP
Unit
8-3-1

CIP Objects Sent to the EtherNet/IP Unit

The following CIP objects can be sent to an EtherNet/IP Unit.
Object name
Identity object
TCP/IP interface object
Ethernet link object
Controller object
8-3-2

Identity Object (Class ID: 01 Hex)

This object reads the ID information of the CPU Unit and resets the EtherNet/IP Unit.
 Class ID
Specify 01 hex.
 Instance ID
Specify 00 or 01 hex.
 Attribute ID
The attribute ID specifies the information to read.
Class Attribute ID
The class attribute ID specifies the attribute of the entire object.
Attribute ID Parameter name
01 hex Revision
02 hex Max Instance
Instance Attribute ID
The instance attribute ID specifies the attribute of the instance.
Attribute ID Parameter name
01 hex Vendor ID
02 hex Device Type
03 hex Product Code
04 hex Revision
Max Instance
Revision
05 hex Status
CJ-series EtherNet/IP Units Operation Manual for NJ-series CPU Unit (W495)
• Reads ID information from the CPU Unit.
• Resets the EtherNet/IP Unit.
Writes and reads TCP/IP settings.
• Reads Ethernet settings.
• Reads Ethernet status.
• Gets the Controller status.
• Changes the operating mode of the Controller.
Description
Revision of the object
The maximum instance number
Description
Vendor ID
Device type
Product code
Device revision
Major revision
Minor revision
Status of the EtherNet/IP Unit
8 Message Communications
Function
Read data
Attribute
Data
type
Read UINT 0001 hex
Read UINT 0001 hex
Read data
Attribute
Data
type
Read UINT 002F hex
Read UINT 000C hex
Read UINT Refer to (1) Product Codes for
Each Model.
Read Struct ---
Read USINT 02 hex
Read USINT 04 hex
Read WORD Refer to (2) Status Details of the
EtherNet/IP Unit
Reference
page 8-31
page 8-33
page 8-35
page 8-39
8
Value
Value
8-31