qq_43231904的博客

AT+CRESET 重启模块AT+CFUN=0 //打开飞行模式AT+CFUN=1 //关闭飞行模式AT+GSN //查询imeiAT+CIMI //查询sim卡imsiAT+CICCID //读SIM卡CICCIDAT+CQCNV //查询qcn版本at+cpin? //查询sim卡状态at+cops? //查询注册上的运营商名称AT+CRESET //复位AT+CPOF //关闭at+simcomati //查询模块版本at+cnmp? //查询网络

连接MQTT设备鉴权AT+CMAUTH="a1mQpKOF9hp","7600","8f663b388dee796b931ebcb789b75a39"设置MQTT参数AT+CMPARA="KEEPALIVE",180000MQTT 请求超时时间，单位毫秒，默认值 2000，范围是500~5000。AT+CMPARA="TIMEOUT",3000是否清除 session，数字类型，0-不清除，1-清除，默认值 0AT+CMPARA="CLEAN",0MQTT连接

AT+CMAUTH="a1mQpKOF9hp","7600","8f663b388dee796b931ebcb789b75a39"//平台的三元组[15:36:40.466]收←◆AT+CMAUTH="a1mQpKOF9hp","7600","8f663b388dee796b931ebcb789b75a39"OK[15:37:03.053]发→◇AT+CMPARA="KEEPALIVE",180000 □[15:37:03.058]收←◆AT+CMPARA="...