// Define pin for PIR sensor data pin
const int pirPin = 7;

void setup() {
  // Initialize serial communication
  Serial.begin(9600);
  
  // Set PIR sensor pin as input
  pinMode(pirPin, INPUT);
}

void loop() {
  // Read the value from the PIR sensor
  int pirState = digitalRead(pirPin);
  
  // Check if motion is detected
  if (pirState == HIGH) {
    // Print message to serial monitor
    Serial.println("Motion Detected");
  }
  
  // Delay before reading again
  delay(500);
}