from machine import Timer, Pin, PWM

A = Pin(23, Pin.OUT)
B = Pin(22, Pin.OUT)
C = Pin(21, Pin.OUT)
D = Pin(19, Pin.OUT)
E = Pin(18, Pin.OUT)
F = Pin(5, Pin.OUT)
G = Pin(17, Pin.OUT)
push_1 = Pin(12, Pin.IN, Pin.PULL_UP)
push_2 = Pin(14, Pin.IN, Pin.PULL_UP)

def contador (x):
    A.value(x[0])
    B.value(x[1])
    C.value(x[2])
    D.value(x[3])
    E.value(x[4])
    F.value(x[5])
    G.value(x[6])

numeros = [
    [1,1,1,1,1,1,0],   # 0
    [0,1,1,0,0,0,0],   # 1
    [1,1,0,1,1,0,1],   # 2
    [1,1,1,1,0,0,1],   # 3
    [0,1,1,0,0,1,1],   # 4
    [1,0,1,1,0,1,1],   # 5
    [1,0,1,1,1,1,1],   # 6
    [1,1,1,0,0,0,0],   # 7
    [1,1,1,1,1,1,1],   # 8
    [1,1,1,1,0,1,1] ]  # 9

def direccion(x):
    global direc
    direc = not direc


def limite(x):
    global num
    if num == 5:
        num = 9
    else:
        num = 5

def cuenta (x):
    global n, direc, num
    if direc == 0:
        n = n + 1
        if n > num:
            n = 0

    else:
        n = n - 1
        if n < 0:
            n = num


direc = 0
num = 5
n = 0

push_1.irq(trigger=Pin.IRQ_FALLING, handler=limite)
push_2.irq(trigger=Pin.IRQ_FALLING, handler=direccion)
t0 = Timer(0)
t0.init(period=500, mode=Timer.PERIODIC, callback=cuenta)

while (1):
    contador(numeros[n])