Diagnostics and Troubleshooting
MVI56E-MCMR ♦ ControlLogix Platform
User Manual
Modbus Communication Module with Reduced Data Block
Page 132 of 223
ProSoft Technology, Inc.
Select the Communication Port to Analyze
You can view incoming and outgoing data for one application port at a time.
Choose the application port to analyze.
Select the Data Format
You can view incoming and outgoing data in Hexadecimal (HEX) or
Alphanumeric (ASCII) format.
Starting the Data Analyzer
The following illustration shows an example of the Data Analyzer output.
The Data Analyzer can display the following special characters.
Character
Definition
[ ]
Data enclosed in these characters represent data received on the port.
< >
Data enclosed in these characters represent data transmitted on the port.
<R+>
These characters are inserted when the RTS line is driven high on the port.
<R->
These characters are inserted when the RTS line is dropped low on the port.
<CS>
These characters are displayed when the CTS line is recognized high.
_TT_
These characters are displayed when the "Time Tick" is set to any value other than
"No Ticks".
