NB-IoT Module Series
BC660K-GL Log Capture Guide
BC660K-GL_Log_Capture_Guide 13 / 24
4 Log Capture
To ensure the log messages are available for use and easy to analyze, you need to choose the right DB
file and make an appropriate calibration of the single board. Please follow the steps below:
Step 1: Confirm that the module has been calibrated.
Step 2: Start the EPAT tool.
Step 3: Configure the baud rate for log capture.
Step 4: Select a database file.
Step 5: Capture the log.
Step 6: Save the log.
4.1. Calibration Confirmation
After connecting the module to the PC, confirm whether the module has been calibrated. All tests and
applications of the module shall be performed in this mode, or the module may not work normally.
Run the following commands to check whether the module has been calibrated. If not, calibrate it for for
the subsequent tests and applications.
AT+QRFSTAT
+QRFSTAT: NOT CALIBRATE //The module has not been calibrated. Tests cannot be performed.
OK
AT+QRFSTAT
+QRFSTAT: CABLIBRATE //The module has been calibrated. Tests can be performed and logs
captured.
OK
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