import machine
import utime

# pin for LDR
ldr_pin = machine.ADC(26)
led = machine.Pin(5,machine.Pin.OUT)

while True:
    # Read analog value from LDR
    ldr_value = ldr_pin.read_u16()

    # Map analog value to light intensity range (0-100%)
    light_intensity = (ldr_value / 65535) * 100
    print(light_intensity)
    if light_intensity<50:
        led.off()
    else:
        led.on()

    utime.sleep(1)