from machine import Pin, ADC
import utime


pir_pin = Pin(28, Pin.IN, Pin.PULL_DOWN)


led_pin = Pin(27, Pin.OUT)
buzzer = Pin(22, Pin.OUT)

led_pin.on()

while True:
    
    motion_detected = pir_pin.value()

    
    if motion_detected:
        led_pin.on()
        buzzer.on()
        print("Motion detected!")
    else:
        led_pin.off()
        buzzer.off()
        print("No motion detected.")

    
    utime.sleep(2)