Wince下的串口编程的简单的小例子，可以实现，已经通过调试。-Wince serial programming under the simple little example, can be achieved, has passed debug.

WINCE、PPC等上封装的串口操作类，采用多线程方式，简单高效，适用于通讯编程-WINCE, PPC, such as the serial port to operate on the package type, the use of multi-threaded mode, simple and efficient for communication programming