from machine import Pin, PWM
import time

ldr = Pin(26, Pin.IN)
pir = Pin(15, Pin.IN)

led = PWM(Pin(8))
led.freq(1000)

while True:

    light = ldr.value()
    motion = pir.value()

    if light:  

        if motion:
            led.duty_u16(65535)   
        else:
            led.duty_u16(5000)  

    else:  
        led.duty_u16(0)

    time.sleep(0.2)