arduino控制SIM900A模块

  void sendMeg()
  {
   
  Serial.println("AT");
  delay(2000);
  Serial.println("AT+CMGF=1");
  delay(2000);
  Serial.println("AT+CMGS=\"PHONENUMBER\"");//这里改成你的号码
  delay(2000);
  Serial.print("Test\r\n");//这里写内容
  delay(2000);
  Serial.write(0x1A); //原来这里我是“Serial.print(0x1A);”，一直调不出来，后来改了才成功了，那酸爽
  
 }
void setup() {
  // put your setup code here, to run once:
 
  Serial.begin(9600);
}


void loop() {
  // put your main code here, to run repeatedly:
  delay(15*1000);
  sendMeg();
}