Changes

Mobile data connection troubleshooting (view source)

6 bytes added , 12:00, 21 May 2020

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+CPIN: READY

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'''Note:''' reboot the module if it fails to identify SIM*Use command '''AT+CREG''' to check GSM connection:

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'''Note:''' reboot the module if it fails to identify SIM

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*Use command '''AT+CREG''' to check GSM connection:

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AT+CREG?

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