用VB程序首先检查光驱是否准备好或光驱中是否为VCD光碟，然后利用VB模拟XingMPEG的键盘动作，通过短短的几行程序，实现VCD光盘的自动播放。-CD-ROM drive with a VB program first checks whether the drive is ready for the VCD or CD, then use the VB simulations XingMPEG keyboard action, by just a few lines of code to

单片机C51闭环温控系统，通过键盘输入温度，系统自动进行温度调节，该文件具体讲述了实现各个分块的思路。-C51 MCU closed-loop temperature control system, through the keyboard input temperature, automatic temperature control system, the document describes the specific implementation of each sub-block ide

Testing for auto keyboard...mosiang online