该文档提供了对基于新华龙的BTF340开发评估板USB通信程序的分析，仅供参考。...

51+ch375读写U盘超精简源程序,挺不错的说-51+ Ch375 read U disk source ultra-streamlined, very well said

window的驱动编写入门，以及usb的相关资料-the preparation of entry-window of the driver, as well as relevant information on usb

用CY7C630芯片做USB转串口的汇编原程序,里面有编译生成的hex文件.写入芯片就可使用.最高波特率为24-do with CY7C630 chip USB to Serial compilation of the original procedure, which has compiled documents generated hex. The chips can be used. The highest baud rate for 24

用于AVR的USB，工程，自己看看，怎么这么多废话，不过文件有点长-Interface USB with AVR microcontroller.

这是一个用C语言在VC6.0环境下编写的用于USB驱动的代码，经过实验验证，绝对正确。-This is a C language using VC6.0 environment in preparation for the USB driver code, after experimental verification, absolutely correct.

usb视频的官方标准！-usb the official video standard!

USB容量获取用DeviceIoControl得到U盘物理参数!-USB capacity DeviceIoControl be used to obtain physical parameters U disk!

BootLoader para o microntrolador pic18F4550

USB摄像头编程-USB camera Programming

USB2.0频谱分析仪是一种高分辨率的动态信号谱分析系统，既可用于中低频低通信号的分析和处理（最高频率不超过20MHZ），也可用于频率很高的带通信号的分析和处理。-USB2.0 spectrum analyzer is a high-resolution dynamic signal spectrum analysis system, which can be used in low frequency communication, analysis and processing (not more than the maximum frequency of 20MHZ), can also be used for high frequency communications with the issue of the analysis and processing.