usb口通讯 很实用的哦，速度快，稳定性强

PC端的USB主机源代码-USB PC-mainframe source code

EasyD12_PC动态连接库和例子-EasyD12_PC dynamic link libraries and examples

Eypress EZUSB 系列,在PC端下载目标文件,可以不用EEP-ROM了,节省成本,方便调试-Eypress EZUSB series, the PC-download the target file, it is not necessary for EEP-ROM, cost savings, facilitate debugging

ez_loader驱动程序源代码（vc工程文件）-ez_loader driver source code (vc project file)

USB型指纹采集仪的设计与实现-USB Fingerprint Acquisition Instrument Design and Implementation

WWWcam 是一个从基于视频设备的Webcam中抓图，存档，发布图片的工具。通过 CPiA webcam驱动，支持USB或其他端口。除了一般的通过浏览器连接 wwwcam 的功能外，还支持很多特有功能：自调整标题，自动修正亮度，通过和最新图片计较自动判断是否存储图片等-WWWcam is a video-based equipment from the Labs WebCam which Previously, archiving, publishing pictures of the tools. Through CPiA webcam drive, USB or other ports. Apart from the general browser connecting wwwcam functions, also supports many unique features : Self-adjusting title, automatically corrects brightness, and the latest pictures judgment regardless of whether automatic storage pictures

自己编写的简单禁用usb端口的程序。 演示程序登录密码993-I have written a simple program to disable the usb port. Login Password Demo 99366

usb开发套件，初学者可以参考，找了一段时间才找到的-usb development kit, beginners can refer to, find some time to find the。。。。。。。。

D12测试用户程序

USB通信协议和U盘固件程序实现与调试-U disk USB communication protocols and procedures for implementation and debugging firmware