#include <ESP32Servo.h>

// Define pins
#define PIR_PIN 15     // PIR sensor connected to digital pin 2
#define SERVO_PIN 2   // Servo motor connected to digital pin 9

Servo servo;          // Create a Servo object

void setup() {
  pinMode(PIR_PIN, INPUT);  // Set PIR sensor pin as input

  servo.attach(SERVO_PIN);  // Attach the servo to the pin
  servo.write(0);           // Initialize the servo position to 0 degrees

  Serial.begin(9600);       // Start the serial communication for debugging
}

void loop() {
  int pirState = digitalRead(PIR_PIN); // Read the PIR sensor state

  if (pirState == HIGH) {
    servo.write(90);                 // Move servo to 90 degrees
    Serial.println("Motion detected!");
    delay(2000);                     // Wait for 2 seconds
  } else {
    servo.write(0);                   // Move servo back to 0 degrees
    Serial.println("No motion.");
    delay(100);                       // Short delay
  }
}