int buttonState ;
int buzzer = 2;
int pir = 14;



void setup() {
  pinMode(pir, INPUT);
  pinMode(buzzer, OUTPUT);
  

  Serial.begin(9600);
  
}

void loop() {
  int buttonState = digitalRead(pir);
  Serial.println("buttonState : "); Serial.println("buttonState");
  
  if (buttonState == 1) {
  Serial.println("buzzer : on");
  digitalWrite(buzzer,LOW);
  
  } else if (buttonState == 0){
    Serial.println("buzzer : off");
    digitalWrite(buzzer,HIGH);
  }
    delay(1000);

}