如何知道当前CDROM开关状态

图标和光标.rar-icons and cursor. Rar

自己在学DLL时的训练题目，虽然简单，但是可以从中很快的学习怎么创建和使用D-school DLL in the training topics, although simple, but be able to quickly learn how to create and use D

一种特别的建议程序，非常有用。 用法： 1。把扩展名变成txt 2。用写字板打开 就可以运行了，然后你就扩然开朗，会特别兴奋。-a special proposal process very useful. Usage : 1. Put into txt extension 2. Using tablet can run on the open, then you expand ran outspoken, particularly exciting.

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读取历史文件的内容一个小工具，通过ＷＩＮＤＯＷＳ的组件接口实现-Read the contents of historical documents, a small tool components WINDOWS interface

可实现进程管理的源程序，可实现列进程，设置进程的优先级等-Can realize the process of the management of source code, can be realized out process, the priority setting process, such as

C++builder下编写的多媒体定时器应用的例子，非常方便地移植到数据采样控制方面的工控程序。-multimedia timer programming with C++Builder。

VC环境下实现串口通讯功能，能进行文本文件的传输-VC environment to achieve serial communication function, can be a text file transmission

基本功能高效的CAN通讯应用.同样,CAN232 不仅适应基本CAN-bus产品,也满足基于高层协议如ModBUS、DeviceNet...之间可选 3. RS232接口,波特率在1200bps -basic functions of CAN efficient communications applications. Similarly, the CAN232 not only meet the basic CAN-bus products, but also to meet for high-level protocols such as ModBUS, DeviceNet ... between three options. RS232 interface, baud rate in 1200

获取系统硬件信息源代码，该程序可以获取硬盘、网卡、主板等各种硬件的基本信息。采用vc实现。-information access system hardware source code, the program can access hard drive, Ethernet, motherboards and other hardware basic information. Vc used to achieve.