service.py 文件源码

def greenButton(self, state):
        if state == gpio.LOW:
            o = reduce(lambda x, y: x | y, self.green)
            yield self.sr.shiftOut(o)
            self.autoOn = True

        else:
            # Button released
            yield self.setLEDStates()

            if self.states[0] == 2:
                self.autoOn = False
                # Node 1 is active, so start all the others
                for i in range(4):
                    yield self.nodeOn(i)
                    if i < 3:
                        yield utils.wait(1000)
            else:
                self.atxOn.on()