For USB program, low pass filter for audio,Audio low

Usb2.0原码及其详细资料,包含USB2.0详细资料及调试助手代码。-USB2.0 original code and its detailed information, including detailed information on USB2.0 and debug the code assistant.

数据采集程序，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, 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

USB的驱动程序源代码,好东西，大家一起来分享,-USB driver source code, good things, everyone will work together to share

PDIUSBD12中文手册-PDIUSBD12 Chinese Manual

C－51开发D12固件编程指南，里面有关于协议描述符的流程以及固件的源码。-C-51 development D12 firmware programming guide, which has described the agreement on the process and address the source firmware.

arm7下的USB驱动.ARM7是LPC2214-ARM7 under the USB drive. ARM7 is the LPC2214

USB主机端的c语言代码，控制USB的主控器-USB host the c-language code, the master control USB

usb2.0协议，用于usb开发的参考资料-USB 2.0 protocol for the development of reference materials usb

CH375 USB接口协议芯片MSP430平台下的实例程序-CH375 USB interface chip MSP430 platform agreement under the procedure instance

PCusb,一个读取串口原程序,VC++6.0-PCusb, a serial port to read the original procedure, VC++ 6.0