// LAB 5 ; ADRIANA SARAH BINTI AHMAD FAIZA ; 52224123439

int pir = 13;
int red = 11;
int green = 10;
int blue = 9;
int buzzer = 8;

void setup() {
  Serial.begin(9600);

  pinMode(pir, INPUT);
  pinMode(red, OUTPUT);
  pinMode(green, OUTPUT);
  pinMode(blue, OUTPUT);
  pinMode(buzzer, OUTPUT);
}

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

  digitalWrite(buzzer, LOW);

  if (pirState == HIGH) {
  
    analogWrite(red, 255);
    analogWrite(green, 0);
    analogWrite(blue, 255);
    
    digitalWrite(buzzer, HIGH);
    tone(buzzer, 1000);
    Serial.println("Motion Detected! Let's Celebrate!");

  } else {
    analogWrite(red, 0);
    analogWrite(green, 0);
    analogWrite(blue, 0);
    digitalWrite(buzzer, LOW);
    noTone(buzzer);
    Serial.println("No Motion");
  }

  delay(500);
}