interrupt_stoppuhr_2.py 文件源码

def main(switch=18, green=8, red=7):
    GPIO.setmode(GPIO.BCM)
    #GPIO.setup(switch, GPIO.IN, pull_up_down=GPIO.PUD_UP)
    GPIO.setup(switch, GPIO.IN)
    GPIO.setup(green, GPIO.OUT)
    GPIO.setup(red, GPIO.OUT)
    queue = Queue()
    GPIO.add_event_detect(switch, GPIO.BOTH, callback=partial(interrupt_Event, queue), bouncetime=150)

    start=False
    try:
        while True:
            sleep(0.1)
            if not queue.empty():
                if not start:
                    start = queue.get()
                    GPIO.output(green, False)
                    GPIO.output(red, True)
                else:
                    end = queue.get()
                    print_duration(start, end)
                    GPIO.output(green, True)
                    GPIO.output(red, False)
                    start=False

    except (KeyboardInterrupt, SystemExit):
        GPIO.cleanup()
        print("\nQuit\n")