usb通用的驱动程序，特别好用

usb 代码 用VHDL编写 方便初学者使用 学习 有什么不明白的 大家可以回复 互相交流-usb using VHDL code to facilitate the preparation of beginners to learn what we do not understand each other can return exchange

usb otg 技术规范-USB otg technical specifications

对USB的2.0标准和上位机下位机通讯标准，各部分的结构组成和实现情况进行整理。当时做项目涉及到这部分的知识，所以看了大量的资料，这部分的东西蛮多-For USB 2.0 standards and lower PC communication standards, the various parts of the structure of the composition and finishing realize the situation. At that time, to do projects related to this part of the knowledge, so read a lot of information, this part of the East and West蛮多

USB大容量储存器CBI传输协议-USB mass storage device CBI transfer protocol

a paper of USB

EZ-USB采集数据的固件程序-EZ-USB data acquisition firmware procedures

用于查询PC机上的USB端口是否有设备挂接上，并显示挂接的设备PID,UID。-For inquiries PC, whether there is the USB port mounted on the equipment and show equipment articulated PID, UID.

usb接口的jtagice的电路板图-jtagice usb interface circuit board map

samsung 44b0X通过pusbd12的usb通讯程序-pusbd12 through the USB Communication Program

usb的程序与编程，很不错的，bulk和同步传输。-usb procedures and programming, very good, the bulk transmission and synchronization.