"""
>>>_ADC con Led's_<<<
------Ramírez Donjuan Isis Gabriela------
Programación de Sistemas Embebidos
(Lunes/24/10/2022)
"""
from machine import ADC,Pin
led1=Pin(2,Pin.OUT)
led2=Pin(4,Pin.OUT)
led3=Pin(5,Pin.OUT)
led4=Pin(18,Pin.OUT)
adc=ADC(Pin(12))
adc.width(ADC.WIDTH_9BIT)
adc.atten(ADC.ATTN_2_5DB)
while(1):
    var=adc.read()
    if(var<=0):
        led1.off()
        led2.off()
        led3.off()
        led4.off()
    elif(var<=128):
        led1.on()
        led2.off()
        led3.off()
        led4.off()
    elif(var<=255):
        led1.on()
        led2.on()
        led3.off()
        led4.off()
    elif(var<=383):
        led1.on()
        led2.on()
        led3.on()
        led4.off()
    elif(var<=511):
        led1.on()
        led2.on()
        led3.on()
        led4.on()