Mitsubishi Electric MELSEC iQ-R Series User Manual page 352

Service execution
To execute a service, specify a target by using a class ID, instance ID, and attribute ID. (In some services, an attribute ID does
not need to be specified.)
The following shows a flow of service execution by using message communication support commands.
Ex.
When the service to be executed below is specified and a request is sent from the external device to the CC-Link IE TSN Plus
module
Item
Class ID
Instance ID
Attribute ID
Service code
External device
(1) Access the class ID 0XH.
(2) Access the instance ID 01H.
(3) Specify the attribute ID 02H.
(4) Execute the service code 0EH.
(5) The value of the attribute specified in (3) is returned.
Object list
The following table lists the objects that can be used with message communication support commands.
Object name
Identity
Message Router
Connection Manager
TCP/IP Interface
Ethernet Link
14 MESSAGE COMMUNICATION SUPPORT COMMANDS
350
Description
0XH
01H
02H
0EH
Request
(1)
(2)
(3)
(4)
(5)
Response
Class ID Description
01H An object that holds information such as the identification information of the
CC-Link IE TSN Plus module
02H An object that holds information such as the class information of the CC-Link
IE TSN Plus module
06H An object that is used when establishing a connection with a CC-Link IE TSN
Plus module
F5H Holds the settings and status related to TCP/IP.
F6H Holds the settings and status related to Ethernet communications.
RJ71GN11-EIP
Object (class ID: 0XH)
Instance (ID: 01)
Attribute list
Attribute (ID: 01H)
Attribute (ID: 02H)
Executable service
Service code: 0EH
Returning attribute values
Service code: 10H
Setting values to attribute
Instance (ID: 02)
Object (class ID: 0YH)
Instance (ID: 3000)
Instance (ID: 3001)
Object (class ID: 0ZH)
Instance (ID: 01)
Instance (ID: 02)
Reference
Page 352 Identity
Page 354 Message Router
Page 355 Connection Manager
Page 356 TCP/IP Interface
Page 359 Ethernet Link