from machine import Pin
import time

D0=Pin(2,Pin.OUT)
D1=Pin(0,Pin.OUT)
D2=Pin(4,Pin.OUT)
D3=Pin(16,Pin.OUT)
D4=Pin(17,Pin.OUT)
D5=Pin(5,Pin.OUT)
D6=Pin(18,Pin.OUT)
D7=Pin(19,Pin.OUT)
B1=Pin(23,Pin.IN,Pin.PULL_UP)
B2=Pin(22,Pin.IN,Pin.PULL_UP)
B3=Pin(21,Pin.IN,Pin.PULL_UP)

LEDS=[D0,D1,D2,D3,D4,D5,D6,D7]

note=[6,91,79,102,109,125,7,127,111]
nice=[118,63,56,119]
elcida=[6,111,125,79]

def PORT(dat):
    lista_string=list(f"{dat:08b}")
    lista_entero=list(map(int,lista_string))

    for i in range(8):
        LEDS[i].value(lista_entero[i])

var=0

while True:

    estado_B1=B1.value()

    if estado_B1==0 and var==0:
        
            PORT(note[var])
            time.sleep(1)
            PORT(0)

        var=var+1

    var=1
    estado_B1=B2.value()

    if estado_B1==0 and var==1:

            PORT(nice[var])
            time.sleep(1)
            PORT(0)

        var=var+1

    estado_B1=B3.value()

    if estado_B1==1 and var==2:

            var=var+1
            PORT(elcida[var])
            time.sleep(1)

        var=var-2

    var=0

    PORT(0)