用VB实现USB功能，主要是通过调用EasyD12.dll动态连接库函数,控制USBU端对 DP-51学习板24WC02时行读写控制。-VB USB functions, mainly through call EasyD12.dll DLL function, USBU-right control of DP-51 learning at the plate WC02 24 firms control read and write.

如何借助NUNit框架在Python中调用C#动态链接库文件dll，注意需要自己首先准备好NUnit工具。-A demo on how to call c# dynamic link lib dll file using python, NUnit is used here