封装COM的操作的Windows API，方便C#开发人员使用。-Packaging operation of the Windows API to facilitate the development of C# in use.

使用API函数操作串口编程是Windows环境下编写串口通信程序的基本方法，此例是学习API函数进行串口程序开发的极佳例程。-API function to use serial programming operations are under the Windows environment to prepare a basic serial communication program methods, this case study are API functions for serial d