CH375 USB协议接口芯片的固件程序，单片机采用AVR系列

blackfin 的 usb devise 的代码 很基础-Blackfin usb devise the code is the basis of

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

基于fpga的usb实现，包含简介，程序，原理图，与大家分享！-USB implement based on FPGA, including program and schematic circuit diagram. Share with all you.

USB上位机驱动的DEMO程序源代码,基于ARM或其它下位机的上位机驱动-USB PC DEMO-driven source code, based on the ARM or other under the upper-bit machine driver

波形发生器isotransferDRIVER-waveform generator isotransferDRIVER

USB开发大全英文原版，包括各种传输模式的描述和otg-Encyclopedia of the English original USB development, including a description of a variety of transmission modes and OTG

usb host 主机开发的硕士论文2-usb host mainframe development of the master"s thesis 2

STC89C55+STA013+CH375设计读U盘（已经通过）/硬盘（还没调试，也放上来）的MP3播放器，支持歌曲的选择，歌词的显示等等的完整源代码（KEIL编译）及硬件（SCH/PCB），可以直接使用-STC89C55+ STA013+ CH375 design read U disk (has passed)/hard disk (not debugging, but also放上来) of MP3 players, support the choice of songs, lyrics display, etc. The complete source code (KEIL compiler) and hardware ( SCH/PCB), can be directly used

USB的LPM spec,详细描述了LPM状态机和ACK-LPM spec for usb

有关学习usb的-the study of the Eastern usb