Owner's manual

Publication GMSI10-UM010C-EN-P - May 2010
86 DeviceNet Objects
Services
Connection Object
(Class ID 05
H
)
The Connection Object allocates and manages the internal resources
associated with both I/O and Explicit Messaging Connections.
Class Attributes
The Connection Object provides no class attributes.
Instances
Instance Attributes
Table C.16 Assembly Object Services
Service
Code Class/Instance Usage Name
0E
h
Class/Instance Get_Attribute_Single
10
h
Instance Set_Attribute_Single
08
h
Class Create
09
h
Instance Delete
Table C.17 Connection Object Instances
Instance Description
1 Explicit Message Connection for pre-defined connection set
2 I/O Poll Connection
4 I/O COS (change of state) Connection
11 - 17 Explicit Message Connection
Table C.18 Connection Object Instance Attributes
Attr ID
Access
Rule Name Data Type Description
1 Get State USINT State of the object.
2 Get Instance Type USINT Indicates either I/O or Messaging
Connection.
3 Get Transport Class Trigger BYTE Defines behavior of the Connection.