使用菲利普的USBD12芯片以及89S52实现USB1.1的接口。这个程序是USB通信中的PC端的程序。采用VC2003.NET编译-use the chip and 89S52 USBD12 achieve USB 1.1 interface. The program is the USB Communication PC-end procedures. Using VC2003.NET compiler

串口通信程序，内含有VC6.0版本，以及VC2003版本两种文件格式。-Serial communication procedures, contains VC6.0 version, as well as two versions of file formats VC2003.

Brew SDK3.0 + vc2005 SDK3.0带的例子是VC2003下的例子，这是我自己编译的可以在2005下运行的例子-Brew SDK3.0+ vc2005 SDK3.0 with VC2003 example is the example, this is a translation of my own run in the 2005 case