可以找描出系统可用的串口，包括用USB扩展的

Parallel Port component for Delphi with source

编程练习：自动关机小助手，定时关机，暂未实现自动开机。-Programming practice: automatic shutdown of small assistant, timing shutdown, yet realize automatic boot.

游戏启动控制器 LF的，提供给大家学习使用-game start controller LF, we learn to use

用delphi写的杀毒软件的源程序，我没有用过，请大家看看(不是我写的)。-use antivirus software to write the source code, I have not used, please take a look at the (not written by me).

FlexCompress is a high-speed compression library developed to provide archive functionality for your applications. This solution provides flexible compression and strong encryption algorithms that allows you to integrate archiving or backup features into your programs in a fast and easy way.-FlexCompress is a high-speed compression library developed to provide archive functionality for your applications. This solution provides flexible compression and strong encryption algorithms that allows you to integrate archiving or backup features into your programs in a fast and easy way.

projetos delphi e delphi

一组个delphi按钮控件的代码，虽然比较老了，但是很实用。-One group of control buttons delphi code, although relatively old, but very practical.

利用SuperMap object控件实现GPS导航功能-use SuperMap object controls GPS navigation function

一款Fastreport控件，能够轻松导出PDF，XLS-FastReport a control, can easily export PDF, XLS