51单片机控制D12 USB器件的完整源代码, keil工程文件,可以在周立功开发板上运行...

some examples of LED display vir EZUSB

usb赚串口的驱动程序，很好用的，需要的下吧。-usb serial port driver to make good use of, the needs of the next bar.

CH375 USB接口协议芯片MC51平台下的实例程序-CH375 USB interface protocol chip platform MC51 examples of procedures under

本程序演示了如何利用编写高层应用程序与USB接口通信。读者有必要了解主机是如何识别USB设备以及USB工作的基本原理。 -This procedure demonstrates how to use the preparation of high-level applications and USB interface. Readers it is necessary to understand how to identify the host is a USB device, as well as the work of the basic principles of USB.

usb2.0技术入门-USB 2.0 technology portal

vb下调用usb 接口smartcard的应用例程，希望对大家有参考价值-vb call usb interface smartcard under the application of routine, in the hope that we have a reference value

vb控制usb实例,纯vb源代码，该实例需要一定的编程基础。

USB-VIEW的源码，需要安装DDK才能编译-USB-VIEW source code, needs to install DDK to be able to translate

USB设备驱动程序源码-USB device driver source code

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.