The stepping motor which drives the cigarette bin can use the pulse signal to directly implement the open-cycle positioning control, with a certain precision, simple control circuits, convenience for use and reliability.

• 驱动烟仓用的步进电机可以用脉冲信号直接进行开环定位控制，具有一定的精度，而且控制线路简单，使用方便、可靠。