#include <ESP32Servo.h>

int ledPin = 2;     // LED connected to GPIO pin 2
int pirPin = 4;     // PIR sensor connected to GPIO pin 4
int servoPin = 14;  // Servo motor connected to GPIO pin 14
int buzzerPin = 5;  // Buzzer connected to GPIO pin 5

Servo myservo;      // create a Servo object

void setup() {
  pinMode(ledPin, OUTPUT);    // set the LED pin as output
  pinMode(pirPin, INPUT);     // set the PIR sensor pin as input
  pinMode(buzzerPin, OUTPUT); // set the buzzer pin as output
  myservo.attach(servoPin);   // attach the servo to GPIO pin 14
  Serial.begin(9600);         // initialize serial communication at 9600 bits per second
}

void loop() {
  digitalWrite(ledPin, LOW);  // turn the LED off

  int pirState = digitalRead(pirPin); // read the state of the PIR sensor
  if (pirState == HIGH) {             // if motion is detected
    Serial.println("Motion detected!"); // print a message to the serial monitor
    myservo.write(90);               // move the servo to 90 degrees
    digitalWrite(buzzerPin, HIGH);   // turn on the buzzer
    digitalWrite(ledPin, HIGH);      // turn on the LED
    delay(5000);                     // wait for 5 seconds
    myservo.write(0);                // move the servo to 0 degrees
    delay(500);                      // wait for a short period of time
    digitalWrite(buzzerPin, LOW);    // turn off the buzzer
    digitalWrite(ledPin, LOW);       // turn off the LED
  }
}