#include <Servo.h>

Servo myServo;  // Membuat objek servo untuk mengontrol motor servo

const int pirPin = 2;        // PIR sensor connected to digital pin 2
const int buzzerPin = 9;     // Pin for the buzzer
const int ledPin = 8;        // Pin for the LED
const int servoPin = 10;     // Pin for the Servo motor

void setup() {
  myServo.attach(servoPin);  // Attaches the servo on pin 10 to the servo object
  pinMode(pirPin, INPUT);
  pinMode(buzzerPin, OUTPUT);
  pinMode(ledPin, OUTPUT);
}

void loop() {
  int pirState = digitalRead(pirPin);

  if (pirState == HIGH) {
    // Motion detected
    tone(buzzerPin, 1000);    // Sound the buzzer at 1000 Hz
    digitalWrite(ledPin, HIGH);     // Turn on the LED
    myServo.write(90);       // Move servo to 90 degrees
    delay(1000);             // Wait for 1 second
    noTone(buzzerPin);       // Turn off the buzzer
    digitalWrite(ledPin, LOW);      // Turn off the LED
    myServo.write(0);        // Return servo to 0 degrees
    delay(1000);             // Wait for 1 second
  } else {
    // No motion detected
    noTone(buzzerPin);       // Ensure the buzzer is off
    digitalWrite(ledPin, LOW);      // Ensure the LED is off
  }
}