#include <Servo.h> // servo library

Servo s1;
int ir_sensor_pin = 2;
int ir_sensor_val = 0;

void setup()
{
  Serial.begin(9600); // sensor buart rate
  pinMode(ir_sensor_pin, INPUT);
  s1.attach(13); // Servo Connect 13 pin
  s1.write(90);  // Set the initial position of the servo to 90 degree
}

void loop()
{
  ir_sensor_val = digitalRead(ir_sensor_pin);
  Serial.println(ir_sensor_val); // see the value in serial monitor in Arduino IDE
  delay(10); // Time Delay
  
  if (ir_sensor_val == HIGH)
  {
    s1.write(0); // Turn the servo to 0 degree if the IR sensor gets activated.
    delay(2000); // Wait for 1 second.
    //break;
    //s1.write(90); // Turn the servo back to 90 degrees.
  }
  else{
    s1.write(90); // Turn the servo back to 90 degrees.
  }

}