Rockwell Automation 1203-CN1 ControlNet Communications Module 1203-CN1 - Manual (Page 92)

Publication 1203-5.13 – February, 2002
D-6 ControlNet Objects: Class Code 0x02 — Message Router Object
Instance Attributes
Common Services
Get_Attribute_All Response
At the class level, the order of the attributes returned in the
Get_Attribute_All response is as follows:
At the instance level, the order of attributes returned in the
Get_Attribute_All response is as follows:
Attribute ID Access Rule Name Data Type Description
1
Get Object_List STRUCT of A list of supported objects.
Structure with an array of object class codes
supported by the device via the message router.
Number UINT Number of supported classes in the classes
array.
Classes ARRAY of
UINT
List of supported class codes.
2 Get Number available UINT Maximum number of connections supported.
3
Get Number active UINT Number of connections currently used by
system components.
Not used. Reserved for compatibility purposes.
Value = 0
4
Get Active connections ARRAY of
UINT
A list of the connection IDs of the currently
active connections. This attribute not used.
Reserved for compatibility purposes.
Service Code
Implemented for:
Service Name
Class Instance
0x01 Yes Yes Get_Attribute_All
0x0E Yes Yes Get_Attribute_Single
Class Attribute ID Definition
1 Revision Default = 1
4 Optional attribute list, number of attributes default = 0
5 Optional service list, number of services default = 0
6 Max ID number of class attributes default = 0
7 Max ID number of instance attributes default = 0
Instance Attribute ID Definition
1 Object list number, number of supported classes default = 0
2 Number available, maximum number of connections default = 0
3 Always = 0x000