#define PIR_PIN 2    
#define LED_PIN 13   

void setup() {
  pinMode(PIR_PIN, INPUT);   
  pinMode(LED_PIN, OUTPUT);  
  Serial.begin(9600);      
}

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

  if (pirState == HIGH) { 
    digitalWrite(LED_PIN, HIGH);  
    Serial.println("Motion Detected!");
  } else {  
    digitalWrite(LED_PIN, LOW);  
    Serial.println("No Motion");
  }

  delay(100); 
}