#define PIR_PIN 7   
#define RELAY_PIN 6 

void setup() {
  pinMode(PIR_PIN, INPUT);
  pinMode(RELAY_PIN, OUTPUT);
}

void loop() {
  int motionDetected = digitalRead(PIR_PIN);
  
  if (motionDetected == HIGH) {
    digitalWrite(RELAY_PIN, HIGH); 
  } else {
    digitalWrite(RELAY_PIN, LOW); 
  }
  
  delay(100); 
}