AT+CIPSTART=1,"TCP","mXX.cloudmqtt.com",XXXXX
1,CONNECT
OK
AT+CIPSEND=1,36
OK
>
busy s...
Recv 36 bytes
SEND OK
1,CLOSED
1) i am not getting response from mqtt server....
2) I have to send AT+CIPSTART=1,"TCP","mXX.cloudmqtt.com",XXXXX.. everytime i want to send data... else i get following response for CIPSEND..
AT+CIPSEND=1,28
link is not valid
ERROR
any suggestions what can be the problem..???