Mitsubishi MELSEC LJ71C24, User Manual

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13 DEBUG SUPPORT FUNCTION
13.1.2 Execution of the circuit trace
The trace data is stored in the monitor buffer to trace the communication data and
communication signal status.
[Basic operation]
1. GX Works2 [Tool] [Intelligent Function Module Tool] [Serial
Communication Module] [Circuit Trace]
2. Click the Module Selection button to select the module to trace in the
"Module Selection (Circuit Trace)" screen.
Click the OK button.
3. Select the channel to trace from "Channel Selection" and click the
Start Trace button.
4. When the monitor buffer is full or the Stop Trace button is clicked, the trace
data are displayed.
5. Confirm the send/receive packets and communication control signals from the
displayed trace result.