from machine import Pin,ADC
from time import sleep


led_pin=Pin(18,Pin.OUT)
ldr_pin=ADC(Pin(28))

while True:

    Light_intensity = ldr_pin.read_u16()
    print("Light_intensity:", Light_intensity)

    if Light_intensity < 2000:
        print("Dark: Turning LED ON")
        led_pin.on()
    else:
        print("Bright: Turning LED OFF")
        led_pin.off()

    sleep(0.5)