我想用A6 GSM/GPRS模块将数据发送到云服务。我正在使用以下AT命令:
// Setting up network
AT+CGATT?
AT+CGATT=1
AT+CGDCONT=1,"IP","internet"
AT+CGACT=1,1
AT+CIPSTATUS
AT+CIFSR
// Start the TCP/IP connection to the server
AT+CIPSTART="TCP","54.86.132.254",80 // PROBLEM STARTS HERE
AT+