Rockwell Automation 1203-CN1 ControlNet Communications Module 1203-CN1 - Manual (Page 88)

Publication 1203-5.13 – February, 2002
D-2 ControlNet Objects: Class Code 0x01 — Identity Object
Class Code 0x01 — Identity Object The identity object provides identification and general information
about the device.
Class Attributes
Instances
The total number of instances depends on the number of
microprocessors in the SCANport product connected to the module.
• Instance 1 includes information on both the module and the
product.
• The instances for the SCANport product’s microprocessors start
at instance 2.
• The instances for the module start after all the instances for the
SCANport product’s microprocessors.
Attribute ID Access Rule Name Data Type Description
1
Get Revision UINT Revision of this object.
First revision, value=1.
2
Get Max Instance UINT Maximum instance number of an object
currently created in this class level of
the device.
6
Get Max ID (Number of
Class Attributes) UINT The attribute ID number of the last class
attribute of the class definition
implemented in the device.
7
Get Max ID (Number of
Instance Attributes) UINT The attribute ID number of the last
instance attribute of the class definition
implemented in the device.
Instance Description
1 Total Product
2 through n - 5
➀ Product Microprocessor(s)
n - 4
➀ Total Module
n - 3
➀ Module Application Code
n - 2
➀ Module Boot Code
n -1
➀ Module ASIC Code
n
➀ Module application and ASIC code
➀
The value of n is the maximum instance in the object. This
value is obtainable via class attribute 2.