Then start sending AT Instructions AT+MQTTUSERCFG=0,1,"NULL"," user name "," password ",0,0,""ĪT+MQTTCLIENTID=0,"ClienId"//clientId For the second parameter, note that each comma is followed by a separator “\”įor example ： primary ClienId：test1|securemode=3,signmethod=hmacsha1,timestamp=10|Ĭomma preceded by ‘\’：test1|securemode=3\,signmethod=hmacsha1\,timestamp=10|ĪT+MQTTCONN=0,".com",1883,1
Use the serial port debugging assistant to send AT Command to connect, There may be serial debugging assistants when you send AT Then there was no response, Here's the picture, Only the reset information of garbled code can be received, The rest ready ok I can't get what I'm waiting for, Sending AT There was no response afterĭon't doubt whether it's firmware or some connection problem, You can try another serial port debugging assistant （ I just need to change a serial port debugging assistant ） Use Alibaba cloud Internet of things Configuration Assistant to configure parameters Send the following command to connect wifi After that, you can start connecting to Alibaba cloud AT+CWMODE=1 Sometimes there may be download failure, Pay attention to the FLASH SIZE Where?, You can check your chip FLASH Capacity size Reference link ： ESP8266 Connect to alicloud Reference link ： ESP8266 AT MQTT Transparently transmit instructions to access Alibaba cloud Internet of things platform notes
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