usb赚串口的驱动程序，很好用的，需要的下吧。

USB驱动源代码，3332-USB driver source code, 3332

u盘文件系统，pdf格式，不知大家看到没有。FAT格式，可以参考哦-u-file system, pdf format, I wonder if we do not see. FAT format, they can refer to, oh

Usb1.1驱动c语言源代码-USB 1.1 Driver Source code (C Language)

usb 访问HID设备的源码 可以访问HID设备（除鼠标，键盘被系统占用）-usb access sound code of HID device ,can access HID device(except mouse and keyboard are occured with system )

driver usb flashThe content is too simple 2.Is not a sourcecode or document 3.lost some files 4.Description is not detailed or not correct 5.Compressed file has password 6.Sourcecode du

数据采集卡，采用同步传输模式。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 acquisition cards, using asynchronous transfer 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

51单片机控制D12 USB器件的完整源代码, keil工程文件,可以在周立功开发板上运行-51 MCU control D12 USB device complete source code, c51 engineering documents, in the weeks running meritorious development board

包括了usb传输的集中协议，令usb的硬件开发成为过去.-including a focus on the transmission usb agreement, usb hardware development the past.

USB接口做成动态连接库-USB interface, Dynamic Link Library

usb编程源代码，有注释，可以自学。或者修改之后应用其他程序。-usb program