RAK5010模塊sim卡調試，sim卡位電信卡

  at+set_config=cellular:(at+cops?)//查看注網 at+set_config=cellular:(at+cfun=?)//查詢 at+set_config=cellular:(at+cfun=0)//關sim卡，關射頻 at+set_config=cellular:(at+cfun=1) at+set_config=cellular:(at+cfun=1,1)//

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