Esp8266wi fi access cloud platform

One 、Wi-Fi Accessing the cloud platform involves AT The instructions are as follows ：

（1）AT+CWMODE_CUR=1 Set the working mode

 

（1）AT+CIPSTART="TCP"," The server IP", Server port

        This instruction is used for TCP Client initiates connection , If the instruction returns CONNETC OK Indicates successful connection ; Failed to return other values .

 

（2）AT+CIPSEND= Send data length

                This instruction is used for TCP Client to TCP The server initiates data , The data part is sending AT+CIPSEND The command is then sent , If the instruction returns ：Recv XX bytes SEND OK It indicates that the data is sent successfully ; Other values fail .

 

（3）AT+CIPSTART= Connect ID,"TCP"," The server IP", Server port

                This instruction is used to execute AT+CIPMUX=1（ Start multiple connections ） Device initiation of TCP Connect , Which links ID Support （0-4）, return OK Description connection successful ; Other values fail .

（4）AT+CIPSEND= Connect ID, Send data length

                 This instruction is used to execute AT+CIPMUX=1（ Start multiple connections ） Device sending data .Recv XX bytes SEND OK It indicates that the transmission was successful , Otherwise failure .