Quectel NBIOT AT

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Excute Feedback Read Feedback Write Feedback Test Feedback Description
AT+CESQ +CESQ: 43,99,255,255,30,69 - - - - - - Check signal quality
- - AT+QBAND? BC26: +QBAND:5 // +QBAND: 1,3,5,8 - - AT+QBAND=? +QBAND: (0-4),(1,3,5,8) 查看当前所在的频段。
- - AT+CGATT? +CGATT:1 - - - - 0为入网失败,返回1为入网成功。
- - AT+CEREG? +CEREG: 0,1 - - - - -
- - AT+COPS? +COPS: 0,2,"46000",9 - - - - -
- - AT+QNBIOTRAI? +QNBIOTRAI: 1 - - - - -
- - - - AT+QENG=0 +QENG: 0,3736,2,208,"D1C1E43",-97,-4,-93,8,8,"1D26",0, - - -
- - - - - - - - -

Low Power Mode

Header text Header text Header text Header text
AT+CPSMS? Check PSM Mode Example Example
AT+CFUN=0 Enter into sleep mode, +CGATT:0


AT+CESQ
+CESQ:40,99,255,255,18,42
AT+CGATT?
+CGATT: 1
AT+COPS?
+COPS: 0,0,"CHINA MOBILE",7
AT+QNWINFO 
+QNWINFO: "TDD LTE","46000","LTE BAND 39",38544


AT+CPSMS=?
+CPSMS: (0-2)