Wince平台下的虚拟串口驱动实现，可以把一个串口映射成多个串口给不同的应用程序使用。已经在Wince5.0和Wince6.0平台上测试过。-Multi-Com port driver implentment in wince platform,can map a com port to several com ports for many applications using.Already tested in Wince5.0 and Wince6.0 environment.