#include "TimerEvent.h"
const int pirPin = 2;
const int buzzerPin = 8;
TimerEvent timer;

void setup() {
    pinMode(pirPin, INPUT);
    pinMode(buzzerPin, OUTPUT);
    Serial.begin(9600);
    timer.set(5000, checkMotion);
}

void loop() {
    timer.update();
}

void checkMotion() {
     if (digitalRead(pirPin) == HIGH) {
             Serial.println("Motion detected!");
             digitalWrite(buzzerPin, HIGH);
             delay(5000);
             digitalWrite(buzzerPin, LOW);
     }}