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Mobile data connection troubleshooting (view source)

Revision as of 11:58, 21 May 2020

2 bytes added ,  11:58, 21 May 2020
→‎Debugging process
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'''Note:''' reboot the module if it fails to identify SIM
 
'''Note:''' reboot the module if it fails to identify SIM
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* Use command '''AT+CREG''' to check GSM connection:
 
* Use command '''AT+CREG''' to check GSM connection:
 
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