国内翻译的国外的《usb大全》一书。 对usb入门看看还是很好的，适合usb从入门到中级的水平。想要精通就不用看了...

USB调试助手 USBDEBUG是一款操作及其简单的USB调试工具软件。它能够快速准确的对USB设备进行数据的读写操作，可以实时监测从USB设备发来的数据。（目前只支持调试Philips公司的PDIUSBD12和ISP1581) -USB debugging assistant USBDEBUG is a simple USB operation and the debug tools. It can fast and accurate data on the USB device to read and write operations can be real-time monitoring from a USB device sent data. (Currently only supports debugging Philips company" s PDIUSBD12 and ISP1581)

PDIUSBD12套件说明及源码-PDIUSBD12 Boards descriptions and source

支持PC机的各种端口的读写,包括,并口,串口,USB,-Support a variety of PC-to read and write ports, including parallel, serial, USB, etc.

USB 驱动源代码，-USB driver source code,

USB 1.1 协议中文版-USB 1.1 protocol Chinese version

USB硬件检测软件-USB hardware detection software

USB 飞力浦固件开发源码:基本业务处理功能，完整开发文档，已编译通过-the USB source of Philips: the base function ,all empolder source code,can compile OK.

深入解析了USB的核心技术，很有参考价值-good for learn usb

很不错的USB仿真软件-very good USB Simulation Software

BootLoader para o microntrolador pic18F4550