Identity object, Class code, Services – Rockwell Automation 20-COMM-D DeviceNet Adapter Series B FRN 2.xxx User Manual
Page 196: Instances, Class attributes, Instance attributes

C-2
DeviceNet Objects
20-COMM-D DeviceNet Adapter User Manual
Publication 20COMM-UM002G-EN-P
Identity Object
Class Code
Services
Instances
The number of instances depends on the number of components in the
device connected to the adapter. This number of components can be read in
Instance 0, Attribute 2.
Class Attributes
Instance Attributes
Hexadecimal Decimal
0x01
1
Implemented for:
Service Code Class
Instance
Service Name
0x05
Yes
Yes
Reset
0x0E
Yes
Yes
Get_Attribute_Single
Instance
Description
0
Class
1
Entire device (DPI host)
2…7
DPI Peripherals on ports 1…6
Attribute ID Access Rule Name
Data Type
Description
2
Get
Max Instance
UINT
Total number of instances
Attribute ID Access Rule Name
Data Type
Description
1
Get
Vendor ID
UINT
1 = Allen-Bradley
2
Get
Device Type
UINT
121
3
Get
Product Code
UINT
Number identifying product name and rating
4
Get
Revision:
Major
Minor
STRUCT of:
USINT
USINT
Value varies
Value varies
5
Get
Status
UINT
Bit 0 = Owned
Bit 8 = Minor recoverable fault
Bit 10 = Major recoverable fault
6
Get
Serial Number
UDINT
Unique 32-bit number
7
Get
Product Name
SHORT_STRING Product name and rating