VC开发的用于获取HID设备，USB设备，U盘信息的应用程序-VC developed for access to HID devices, USB devices, U disk information applications

USB通信编程，获取USB设备信息，如果编译不通过，你需要下载NTDDK中的hidsdi.h 和 hid.lib文件等。-USB communication programming，get the USB devices informateion ,if there have link errors,you have to download the header files hidsdi. H, the library file hid. Lib,etc in the NTDDK.