def __init__(self, pin=None, pull_up=False, active_state=None, bounce_time=None, pin_factory=None):
DigitalInputDevice.__init__(self, pin, pull_up, active_state, bounce_time, pin_factory)
self.last_activated = False
self.pulse_width = False
# Asignar funciones de GPIO.DigitalInputDevice
self.when_activated = self.__when_activated
self.when_deactivated = self.__when_deactivated
