Instance attribute, Services, Assembly object (class code 04h) – Rockwell Automation 1440-SDM02-01RA XM-124 Standard Dynamic Measurement Module Manuel d'utilisation
Page 118: Class attribute, Instance attribute services, Assembly object (class code 04

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Rockwell Automation Publication 1440-UM001C-EN-P - May 2014
Appendix B
CIP Objects
Instance Attribute
Services
Assembly Object
(Class Code 04
H
)
The Assembly Object binds attributes of multiple objects to allow data to or from
each object to be sent or received in a single message.
The XM-124 module provides both static and dynamic assemblies.
Class Attribute
Table 28 - DeviceNet Object Instance Attributes
Attr ID
Access
Name
Data Type
Default Value
1
Get
MAC ID
USINT
On DIP switches under label
2
Get
Communication Rate
USINT
The communication rate is determined by automatic
communication rate detection (autobaud). The module
listens to network traffic to determine the
communication rate before it goes online.
3
Get
Bus-Off Interrupt
BOOL
0
4
Get/Set
Bus-Off Counter
USINT
0
5
Get
Allocation Information
STRUCT of BYTE
USINT
0…255
6
Get
MAC ID switch changed
BOOL
0 = No change
1 = Change since last reset or powerup
7
Get
Communication rate switch
changed
BOOL
0 = No change
1 = Change since last reset or powerup
8
Get
MAC ID switch value
USINT
0…99
9
Get
Communication rate switch
value
USINT
0…9
100
Get
Autobaud Disable
BOOL
0 (always autobaud)
Table 29 - DeviceNet Object Services
Service Code
Class/Instance Usage
Name
0E
h
Class/Instance
Get_Attribute_Single
10
h
Instance
Set_Attribute_Single
4B
h
Instance
Allocate_Master/Slave_Connection_Set
4C
h
Instance
Release_Group_2_Identifier_Set
Table 30 - Assembly Object Class Attributes
Attr ID
Access Rule
Name Data
Type
Description
Semantics
1
Get
Revision
UINT
Version of the implemented
object.
2