from machine import Pin, ADC
import time


ldr = ADC(Pin(15))
ldr.atten(ADC.ATTN_11DB)

# LED di GPIO19
led = Pin(15, Pin.OUT)

while True:
    cahaya = ldr.read()  
    print("Intensitas cahaya:", cahaya)

    if cahaya < 300:
        led.value(1)  # Menyala kalau gelap
    else:
        led.value(0)  # Mati kalau terang

    time.sleep(1)