from machine import Pin, ADC
from time import sleep
p34 = ADC(Pin(34)) # initialiser ADC (analog to digital conversion)
p34.atten(ADC.ATTN_11DB) #permet d'avoir des valeurs entre 0-4095 pour (0-3.3v)
led = Pin(2, Pin.OUT)
while True:
  ldr_value = p34.read()
  print(ldr_value)
  sleep(0.1)
  if(ldr_value<2000):
    led.value(0)
  else:
    led.value(1)