"""
>>>_ENCODER_<<<
------Ramírez Donjuan Isis Gabriela------
Programación de Sistemas Embebidos
(07/11/2022)
"""
from machine import Pin
from time import sleep

verde=Pin(21, Pin.OUT)
rojo=Pin(2, Pin.OUT)

pulso=Pin(34,Pin.IN, Pin.PULL_UP)
pulso.irq(trigger=Pin.IRQ_FALLING)

freq=0
def isrA(pin):
    global cnt
    if (canal_B.value()==0):
        cnt += 1
        verde.on()
        rojo.off()
        while(canal_A.value()==0):
            sleep(0.001)
def isrB(pin):
    global cnt
    if(canal_A.value()==0):
        cnt -= 1
        verde.off()
        rojo.on()
        while(canal_B.value()==0):
            sleep(0.001)
canal_A=Pin(34,Pin.IN)
canal_A.irq(trigger=Pin.IRQ_FALLING,handler=isrA)

canal_B=Pin(35,Pin.IN)
canal_B.irq(trigger=Pin.IRQ_FALLING,handler=isrB)
cnt=0

while(1):
    print(cnt*(360/20))
    sleep(1)