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_232（仅枚举）-usb_232 (only Enumeration)

CH375 USB接口协议芯片ARM平台下的实例程序-CH375 USB interface chip ARM platform agreement under the procedure instance

PIC单片机的USB嵌入式接口程序,用C语言编写-PIC MCU embedded USB interface program using C language

CY7C68013 USB数据采集系统固件程序（完整）-USB data acquisition system firmware program (incomplete)

usb receive main program c

usb的通用驱动源码-usb definitive source drive

用VC++实现与USB驱动程序的通信-with VC and USB driver communications

CY7C63743 usb键盘的源码-CY7C63743 USB keyboard FOSS

Writing an Input Module The sample module introduced here is called idiom (Input Device for Intercepting Output of Mice), The sample module registers itself with the USB kernel subsystem as a mouse driver and with the input management subsystem as a keyboard driver. idiom translates mouse movement events into keyboard input events: it reports arrow events to the input system according to how the physical mouse is moved. -Writing an Input Module The sample module i ntroduced here is called idiom (Input Device fo r Intercepting Output of Mice) The sample module registers itself with the USB kernel subsystem as a mouse driver and with the i Input management subsystem as a keyboard driver . idiom translates into mouse movement events k eyboard input events : it reports arrow events to the input system ACCO rding to how the physical mouse is moved.

数据采集程序，采用同步模式，包括主机程序，固件源程序，驱动程序。出自《USB2.0原理与工程开发》我现在需要USB键盘方面的源程序，如果你有请提供crzman@163.com-data collection procedures, using the synchronization mode, including mainframe procedures, firmware source, the driver. From "USB2.0 Principle and the development of the project," I now need a USB keyboard aspects of the source, If you please provide crzman@163.com