18
DeviceNet Module Installation and Operation Manual
Message Router Object
Class code 0x02 — The Message Router Object provides a messaging connection point through which
a Client may address a service to any object class or instance residing in the DeviceNet interface unit.
Table 12. Message Router Class Attributes.
Table 13. Message Router Instance Attributes.
Table 14. Message Router Common Services.
Message Router Specific Services
The Message Router provides no object specific services.
Attribute ID
Name
Data
Type
Access
Rules
Description
Default
Value
1
Revision
UINT
Get
Revision of this object
1
2
Max Instance
UINT
Get
Maximum instance number of an object currently
created in this class level of the device
1
Attribute
ID
Name
Data
Type
Access
Rules
Description
Default
Value
1
Object List
USINT
(ARRAY)
Get
A list of supported objects
-
2
Number
Available
UINT
Get
Maximum number of connections supported
1
3
Number Active
UINT
Get
Number of connections currently used by system
components
1
4
Active
Connections
UINT
(ARRAY)
Get
A list of the connection IDs of the currently
active connections
1
Service
Code
Service Name
Supported
Class
Instance
Description of Service
0x0E
Get_Attribute_Single
Yes
Yes
Returns the contents of the specified attribute
Summary of Contents for DEV002Z
Page 1: ...Installation and Operation Manual ASD OPTIONAL DEVICENET MODULE ...
Page 2: ......
Page 55: ......