可以同时打开四个串口，并分别发送和接收数据，用VC6.0

COM模式中服务器客户演示-COM client server model demonstration

vb读写文件创建DNSADO编程,使用ACTiveX控件等源代码!-vb read and write files created DNSADO programming, the use of ActiveX controls such as source code!

VB Communction with different sending formats

advanced graph activeX for programmers

一个完整的项目开发文档，希望能够给大家提供参考-A complete project development documents, hoping to provide a reference to the U.S.-A complete documentation of project development, I hope everyone can give a reference-A complete project development documents, hoping to provide a reference to the US

直接对DBGRI控件增加空白行划线和增加合计行,是喜欢中国式表格的程序员的最好选择,此为pas源码,加入你的控件包,编译即可-Increase in direct control of the blank lines DBGRI line and increase the total trip is like the Chinese-style forms the best choice for programmers, this is pas-source, by adding your control package, the compiler can

详细描述了Golden串行译码的复杂度，证明了其是一个复杂度非指数型的好算法。-A detailed description of the Golden serial decoding complexity, and prove that its complexity is a good algorithm for non-exponential.

这是一个itGrid示例，通过这个示例使你能迅速的掌握itGrid控件的使用-itGrid example, through the examples so you can quickly grasp control of the use of itGrid

网页ACTIVEX控件的使用-website ACTIVEX control the use of

C++经典书籍by Addison-Wesley Publishing Company-C++ Classic books by Addison-Wesley Publishing Company