from machine import Pin
import time
#DECLARACIÓN DE LAS VARIABLES
btn = Pin(23, Pin.IN, Pin.PULL_UP)
btn2 = Pin(21, Pin.IN, Pin.PULL_UP)
btn3 = Pin(5, Pin.IN, Pin.PULL_UP)
ledN = Pin(27, Pin.OUT)
ledA = Pin(14, Pin.OUT)
ledM = Pin(12, Pin.OUT)

while True:

    if btn.value() == 0: #EVALUAMOS SI ESTA ENCENDIDO
        if btn.value() == 0:#PARA QUE NO SE REPITA
            while btn.value() == 0:
                pass
            ledN.on()
            time.sleep_ms(500)
            ledA.on()
            time.sleep_ms(500)
            ledM.on()
            time.sleep_ms(500)
            ledN.off()
            time.sleep_ms(500)
            ledA.off()
            time.sleep_ms(500)
            ledM.off()
            time.sleep_ms(500)

    if btn2.value() == 0:
        if btn2.value() == 0:
            while btn2.value() == 0:
                pass
            ledM.on()
            time.sleep_ms(500)
            ledA.on()
            time.sleep_ms(500)
            ledN.on()
            time.sleep_ms(500)
            ledM.off()
            time.sleep_ms(500)
            ledA.off()
            time.sleep_ms(500)
            ledN.off()
            time.sleep_ms(500)

    if btn3.value() == 0:
        if btn3.value() == 0:
            while btn3.value() == 0:
                pass
            ledA.on()
            time.sleep_ms(500)
            ledN.on()
            time.sleep_ms(500)
            ledM.on()
            time.sleep_ms(500)
            ledA.off()
            time.sleep_ms(500)
            ledN.off()
            time.sleep_ms(500)
            ledM.off()
            time.sleep_ms(500)