Publication 1766-RM001A-EN-P - October 2008
80 Function Files
Ethernet
Communications Status
File
The Ethernet Communications Status (ES) File is a read-only file that
contains information on how the controller Ethernet communication
parameters are configured and status information on Ethernet
communications activity.
The Ethernet communications status file uses 178 1-word elements.
The data file is structured as:
The following tables show the details of each block in the Ethernet
Communications Status File.
General Status Block of Ethernet Communications Status File
TIP
You can use the Ethernet Communications Status File information as a
troubleshooting tool for Ethernet communications issues.
Communications Status File
Word Description Applies to Controller
Details
on Page
0…119 General Channel Status Block MicroLogix 1400 64
120…17
6
DLL Diagnostic Counters Block MicroLogix 1400 66
177 End of List Category Identifier Code (always
0)
MicroLogix 1400 78
General Channel Status Block
Word Bit Description
0 - Communications Channel General Status Information Category Identifier Code (1)
1 - Length: 236
2 - Format Code
3 - Communications Configuration Error Code
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