#include <Buzzer.h>

const int buzzPin = 8;
const int pirPin = 12;

void setup() {
  pinMode(pirPin, INPUT);
  Serial.begin(9600);
}

void loop() {
  int motionVal = digitalRead(pirPin);
  if(motionVal == HIGH) {
    Serial.println("Motion detected");
    tone(buzzPin, 50);
    delay(100);
    noTone(buzzPin);
    delay(50);
  } else {
    Serial.println("No motion detected");
  }
  delay(1000);
}