微软提供的usb软件开发包短小精悍功能强大

USB2.0　HOST　芯片驱动源代码，内附UBI9021芯片相关资料。-USB2.0 Host chipset driver source code, including ubi9021 chipset related matiarials.

yusuf ozturk goı ng a electronik engineering departman of gebze high technology of enstitue. end this fileis c++ decument of pic 18f4550 - yusuf ozturk goı ng a electronik engineering departman of gebze high technology of enstitue. end this fileis c++ decument of pic 18f4550

介绍如何用VC++编写USB接口通信程序的PDF文档，说的很详细的。-Describes how to use VC++ Preparation USB interface communication process PDF documents, said in great detail.

usb通信检测软件，很实用，重要-usb detection communications software, very useful, important

USB接口驱动程序-The USB inerface driver program

USB上位机源程序, 可以下载程序给单片机-PC USB source, you can download to the single-chip

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

U盘实时记录温度，使用ch375来做USB接口，来识别USB-U disk real-time record of temperature, ch375 do use USB interface, to identify the USB

VB编写的USB源码，用于USB的设备的驱动-VB prepared the USB source code for the USB device driver

For USB program, low pass filter for audio,Audio low-frequency Pass filter.-For USB program, low pass filter for audio, Audio low-frequency Pass filter.