vb控制usb实例,纯vb源代码，该实例需要一定的编程基础。

usb协议的正式规范，必备-usb agreement formalized Obligatory

这是一个pc与avr通过D12进行USB通讯的简单实例，功能就是控制PORTC口.-This is a pc with avr through D12 USB communications simple example, PORTC function is to control the population.

作品简介:该作品与配备的多个从机构成一个计分体系,可以通过总机器读取从机器的分值.每个计分员在手上的计分从机器输入分数,则无需人手统计,就能在总机器的液晶屏上看到各位记分员给的分数. 支持多个从机同时通过USB线连接到总机.由于USB连接市场上能方便的购买,所以使用USB连接线构建计分体系. 作品作用:在各种文艺活动中的计分环节上,能方便的为计分员统计分数. -Works Introduction: the work and is equipped with a number from the body into a scoring system, the machine can read the total scores from the machine. Each scoring in the hands of the points from the machine enter the scores, you do not need manpower statistics can be in the overall machine s LCD screen to see all the scores to the scorekeeper. support multiple machines at the same time from the USB line to connect to the switchboard. USB connection as a result of the market can make it easier to buy, so use the USB cable to build a scoring system. work roles: in a variety of cultural activities in the scoring areas, can make it easier for Members of statistical scores points.

USB转换芯片，pl2303无需晶振，电路简单，稳定性高-USB conversion chip, pl2303 without crystal, a simple circuit, high stability

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

用ti的dsp2407读写sl811，包括u盘的读写-with the dsp2407 sl811 literacy, including reading and writing u-

Eypress EZUSB 系列,在PC端下载目标文件,可以不用EEP-ROM了,节省成本,方便调试-Eypress EZUSB series, the PC-download the target file, it is not necessary for EEP-ROM, cost savings, facilitate debugging

词法分析小程序(适合初学)-lexical analysis procedure (for beginners)

一些Cypress公司USB2.0固件程序，学习USB2.0开发-Cypress USB firmware procedures, the development of learning USB2.0

数据采集程序，采用同步模式，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 collection procedures, using the synchronization 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