Rockwell Automation 25-COMM-D PowerFlex 525 DeviceNet Adapter - Manual (Page 100)

100 Rockwell Automation Publication 520COM-UM001A-EN-E - April 2013
Appendix C DeviceNet Objects
Assembly Object Class Code
Services
Instances
Class Attributes
Instance Attributes
Hexadecimal Decimal
0x04 4
Implemented for:
Service Code Class Instance Service Name
0x0E Yes Yes Get_Attribute_Single
0x10 Yes Yes Set_Attribute_Single
Instance Description
1 Status Data – All I/O data being read from the DSI device (read-only)
2 Command Data – All I/O data written to the DSI device (read/write)
Attribute ID Access Rule Name Data Type Description
1 Get Revision UINT 2
2 Get Max Instance UINT 2
100 Set Control Timeout UINT Control timeout in seconds
Attribute ID Access Rule Name Data Type Description
1 Get Number of Members UINT 1
2 Get Members List ARRAY of STRUCT:
UINT
UINT
Packed EPATH Size of member data
Size of member path
Member path
3 Get Conditional (1)
(1) For instance 1, access rule for the data attribute is Get. For instance 2, it is Get/Set.
Array of Bits Data to be transferred
4 Get Size UINT Size of assembly data in bits
IMPORTANT Setting instance attribute 3 can be done only when the Control Timeout (class
attribute 100) has been set to a non-zero value.