Qs100 at command mqtt access thingsboard

One 、 technological process

The process of judging networking is not written , Just write it down MQTT Command operation flow of

1. newly build MQTT

   AT+MQNEW=xx.xx.xx.xx,1883,5000,200
   
   +MQNEW:0
   
   OK
   

2. L Be careful ：
   • Version4(QS100 It only supports version4)
   • Need to add WILL Information and passord, Just fill it in , Otherwise, the link will not succeed

   	AT+MQCON=0,4,"ac3fec30-740d-11ec-bd2e-27176d3ae09b",1000,1,1,"WILL",1,0,2,"3838","rCeBhUPApA3dbO8CaDJ8","password"
   	
   	OK
   	
   	+MQCONNACK:0,0
   

3. Release data
   • Length is data String The length of
   • The data is HEX String form

   AT+MQPUB=0,"v1/devices/me/telemetry",1,0,0,19,7B226D7367223A22746573745F6D717474227D
   
   OK
   
   +MQPUBACK:0