remote_receiver

import machine, time, gc

def get_signals(pin):
    global count, time_prev, sig_buff
    #print("irq:", count)
    time_now = time.ticks_us()
    sig_buff.append((int(not pin.value()), time_now - time_prev))
    time_prev = time_now
    count += 1

def show_signals():
    global sig_buff
    start = sig_buff[0][0]
    for i in sig_buff:
        if i[0] != start:
            return
        start = int(not start)
    print("r.write_pulses(%r, %r)\n%s\n" % ([i[1] for i in sig_buff[1:]], bool(sig_buff[1][0]), line))

p1 = machine.Pin(27, machine.Pin.IN, machine.Pin.PULL_DOWN)
p1.irq(handler = get_signals, trigger = machine.Pin.IRQ_FALLING | machine.Pin.IRQ_RISING)
sig_buff = []; count = time_prev = 0; line = 20 * "_____"

while True:
    gc.collect()
    while count < 300:
        pass
    irq_state = machine.disable_irq()
    show_signals()
    sig_buff.clear()
    count = 0
    machine.enable_irq(irq_state)