液体点滴液位控制（电设题）基于飞思卡尔DG128单片机，通过步进电机控制药瓶的高度来控制点滴的速度-Drip liquid level control (electric facilities title) based on Freescale DG128 microcontroller, stepper motor control through the height of the bottle to control the speed of drip

一款性能稳定的DMX512液晶显示控制系统,包括标准的数据输出,多级的菜单显示,-DMX512 stable performance of the liquid crystal display control system, including standard data output, multi-level menu display,