Serial.println(signalStrength);

delay(500);

Serial.println("Attaching service......");

if(sim7000.attacthService()){

//Open the connection

Serial.println("Attach service");

}else{

Serial.println("Fail to Attach service");

while(1);

}

delay(200);

Serial.println("Connecting......");

if(sim7000.connect(TCP,"www.taobao.com",80)){

//Start Up TCP or UDP Connection

Serial.println("Connect OK");

}else{

Serial.println("Fail to connect");

while(1);

}

sim7000.send("HEAD/HTTP/1.1\r\nHost:www.taobao.com\r\nConnection:keep-

alive\r\n\r\n");

//Send Data Through TCP or UDP Connection

dataNum=sim7000.recv(buff,350,0);

//Receive data

Serial.print("dataNum=");

Serial.println(dataNum);

Serial.println(buff);

delay(500);

if(sim7000.close()){

//End the connection

Serial.println("Close connection");

}else{

Serial.println("Fail to close connection");

}

delay(2000);

sim7000.turnOFF();

//Turn OFF SIM7000

}