#include <Servo.h> // include servo library
int buzzerPin1 = 5; // Define the buzzer pin
int buzzerPin2 = 6; // Define the buzzer pin
int buzzerPin3 = 7; // Define the buzzer pin
int sensorPin1 = 2; // set sensor input pin
int servoPin1 = 9; // set servo output pin
int sensorValue1; // variable to store sensor value
int sensorPin2 = 3;
int servoPin2 = 10;
int sensorValue2;
int sensorPin3 = 4;
int servoPin3 = 11;
int sensorValue3;
Servo myServo1; // create servo object
Servo myServo2; // create servo object
Servo myServo3; // create servo object
void setup() {

 
  
  myServo1.attach(servoPin1); // attach servo to pin 9
  myServo2.attach(servoPin2); // attach servo to pin 9
  myServo3.attach(servoPin3);
  

  
  Serial.begin(9600); // start serial communication

}
 
void loop() {
  sensorValue1 = analogRead(sensorPin1); // read sensor value
  Serial.println(sensorValue1); // print sensor value to serial monitor
  if(sensorValue1 > 0) { // if sensor value is greater than 500
    myServo1.write(180); // move servo to 90 degrees
    delay(1000); // wait for 1 second
  } else { // if sensor value is less than or equal to 500
    myServo1.write(0); // move servo to 0 degrees
    delay(1000); // wait for 1 second
  }
  
    if(sensorValue1 > 0) {              // If the value is higher than 0, the IR signal is detected
    digitalWrite(buzzerPin1, HIGH);    // Turn on the buzzer
  } else {
    digitalWrite(buzzerPin1, LOW);  

  }

  sensorValue2 = analogRead(sensorPin2); // read sensor value
  Serial.println(sensorValue2); // print sensor value to serial monitor
  if(sensorValue2 > 0) { // if sensor value is greater than 500
    myServo2.write(180); // move servo to 90 degrees
    delay(1000); // wait for 1 second
  } else { // if sensor value is less than or equal to 500
    myServo2.write(0); // move servo to 0 degrees
    delay(1000); // wait for 1 second
  }
    if(sensorValue2 > 0) {              // If the value is higher than 0, the IR signal is detected
    digitalWrite(buzzerPin2, HIGH);    // Turn on the buzzer
  } else {
    digitalWrite(buzzerPin2, LOW);     // Turn off the buzzer

  }
  
  sensorValue3 = analogRead(sensorPin3); // read sensor value
  Serial.println(sensorValue3); // print sensor value to serial monitor
  if(sensorValue3 > 0) { // if sensor value is greater than 500
    myServo3.write(180); // move servo to 90 degrees
    delay(1000); // wait for 1 second
  } else { // if sensor value is less than or equal to 500
    myServo3.write(0); // move servo to 0 degrees
    delay(1000); // wait for 1 second
  }
    if(sensorValue3 > 0) {              // If the value is higher than 0, the IR signal is detected
    digitalWrite(buzzerPin3, HIGH);    // Turn on the buzzer
  } else {
    digitalWrite(buzzerPin3, LOW);     // Turn off the buzzer

  }


  
}