DoorBellTest.py 文件源码

def signalDoorBell():
    global doorBell
    global belli
    global bellSum
    global previousDoorBell
    global GPIO_doorBell
    global GPIO_bell
    if belli != 15:
        GPIO.setmode(GPIO.BOARD)
        GPIO.setup(GPIO_doorBell, GPIO.IN)
        bellSum = bellSum + GPIO.input(GPIO_doorBell)
        belli += 1
    else:
        belli = 0
        if bellSum >= 15:
            doorBell = 1
        else:
            doorBell = 0
        if doorBell != previousDoorBell:
            previousDoorBell = doorBell
            DeviceControl.doorBell(doorBell)
            print("Dang qian doorBell %s" % doorBell)
        bellSum = 0