gsmservo.ino

#include <Servo.h>

Servo servoMain; 

SoftwareSerial gsm(2,3);
String outMessage = "Gas Leaking!";
String destinationNumber = "+8801722063216"; 
void setup() {
  Serial.begin(4800);
  pinMode(0, INPUT);
  delay (500);
}

void loop() {
  int val=analogRead(0);
  //Serial.println(val);
  delay(100);
  
  if (val > 100){
    servoMain.attach(10);
    servoMain.write(180);
    delay(1000);
    Serial.print("AT+CMGF=1\r");
    delay(1000);
    Serial.println("AT + CMGS = \"" + destinationNumber +"\"");
    delay(1000);
    Serial.print(outMessage);
    delay(1000);
    Serial.write((char)26);
    delay(1000);
    Serial.println("AT+CLTS=1");
    Serial.println("AT+CCLK?");
    delay(1000);
    servoMain.write(0);
  }
  else{
    servoMain.detach();
  }
}