from machine import Pin
from time import sleep

def isrA(pin):
    global cnt
    if canal_b.value()==0:
        cnt +=1
        if cnt>200:
            cnt=200
        #print(cnt)
        while(canal_a.value()==0):
            sleep(0.001)
def isrB(pin):
    global cnt
    if canal_a.value()==0:
        cnt -=1
        if cnt<(-200):
            cnt=(-200)
        #print(cnt)
        while(canal_b.value()==0):
            sleep(0.001)

canal_a= Pin(26,Pin.IN)
canal_a.irq(trigger=Pin.IRQ_FALLING,handler=isrA)
canal_b= Pin(25,Pin.IN)
canal_b.irq(trigger=Pin.IRQ_FALLING,handler=isrB)
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)
DP= Pin(16,Pin.OUT)
PB1= Pin(13,Pin.IN,Pin.PULL_UP)

lista=["11100111","11111111","11100001","10111111","10110111","01100111","11110011","11011011","01100001","11111100","01100000","11011010","11110010","01100110","10110110","10111110","11100000","11111110","11100110"]

def sec(a):
    A.value(int(a[0]))
    B.value(int(a[1]))
    C.value(int(a[2]))
    D.value(int(a[3]))
    E.value(int(a[4]))
    F.value(int(a[5]))
    G.value(int(a[6]))
    DP.value(int(a[7]))

cnt=0
while(1):
    if PB1.value()==0:
        cnt=0
    rev=(int((cnt/20)))
    num= (rev+9)
    if rev==0:
        num=9
    elif rev>0:
        if num>18:
            num=18
    else:
        if num<0:
            num=0
    sec(lista[num])
    #print(PB1.value())