这是来自微软的usb2.0开发包2.0，里面有一些usb开发的参考实例源代码，和相关技术文档。-this is from Microsoft's USB 2.0 Development Kit 2.0, there are some usb development of a reference source code examples, and related technical documentation.

Windows驱动开发技术详解 PDF文档.有USB开发-Windows driver development techniques detailed PDF document. There are USB Development

新塘开发板 usb模块的技术文档，做usb可以参考-xintang c

USB2.0标准技术文档，对USB开发很有用-USB2.0 standard technical documentation, useful for USB development