Use optical mouse sensor from Logitech Mouse with an Atmel AVR controller Documentation in german.

VC使用SDK获取Windows硬件、软件信息，也就是得到系统的Windows版本、CPU/内存、硬盘、光驱、软盘、鼠标、以及其它存储设备、内存资讯等相关信息，此源码是为一本书写的示例源码，因此学习VC的朋友有必要参考。-VC using the SDK for Windows hardware and software information, which is the Windows version by the system, CPU/memory, hard drives, optica

dos环境下的原料入库，库存，出库管理，只做了最简单的功能，引入了dos环境下的鼠标处理，图形处理，光标定位等-dos environment, raw materials storage, inventory, a database management, only the most simple functions, the introduction of a mouse under dos environment processing, image processing, optical

使用setupdi系列的API实现对鼠标、USB、蓝牙、光驱、读卡器、串口、网卡的禁用。-The API using setupdi series mouse, USB, Bluetooth, optical drive, card reader, serial port, network card disabled.