Communication instructions Chapter 9
Rockwell Automation Publication 2080-RM001D-EN-E - February 2015 227
Identify initial values for the input variables (MSG_CIPGENERIC)
Follow these general steps to obtain the Identity Object values to use for
configuring the AppCfg parameter initial values.
To add input variables and initial values
1. From the Help menu, click User Manuals.
2. Expand the Drives selection and locate the user manual for the type of
communication adapter you are using (EtherNet/IP Adapter User
Manual).
3. Double- click the manual to open it.
4. Review the Appendix headings to locate the section that provides
information about the EtherNet/IP objects that can be accessed using
Explicit Messages (Appendix C).
5. Go to the Appendix section and identify the object type related to your
explicit message (Identity object).
6. Identify the initial values for the AppCfg parameters based on the type
information you will be retrieving.
Ethernet/IP object data and AppCfg parameters example
The following table identifies the specific Ethernet/IP object data that will be used
to read catalog information from a controller.
Input variable example
AppCfg
parameter
Ethernet/IP object data
option
Description Initial value
MyAppCfg.Service Service Service code Implement for class = Yes
Implement for Instance = Yes
Get attribute single
14
(0x0E in hexadecimal)
MyAppCfg.Class Class Class code EtherNet/IP object class = Identity object 01
MyAppCfg.Instance Instance Instances 22-COMM-E 01
MyAppCfg.Attribute Attribute Instance attribute Get product name and rating as SHORT STRING 07
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