usb通信的上位机软件，适用于lpc的arm，可以实现收发三个端点...

rs232到usb的转换器Target-RS232 to USB converter Target

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 VC测试程序 周立功的USB板调试源码-USB VC testing procedures week meritorious board USB debug source code

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

USB COMPLETE EVERYTHING YOU NEED TO KNOPW ABOUT USB

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.

This example firmware is based on Microchip s USB Support Firmware. The purpose of this example is to provide a model for making a USB combination device. This mainly entails having the USB descriptors set up correctly. File usb_ch9.c contains the mouse and keyboard descriptors in the correct configuration. The main routine of this example moves the cursor in a circle and sends keyboard keycodes for the message "Microchip USB" over and over again. Some advice: Before running this firmware open a blank text document. Make sure that when you run the device/emulator that you are able to give focus to the document. The cursor will be moving in a circle so make sure you have plenty of room to click on the editor window. This will allow you to see the message "Microchip USB" without inadvertently having the message type over an existing document.-This example firmware is based on Microchip s USB Support Firmware. The purpose of this exampl

vc环境下编译的一个与USB端口进行通讯的驱动程序，初学者应该看一看。-vc environment compile a USB port to communicate with the driver, beginners should take a look at.

EasyD12_PC动态连接库和例子-EasyD12_PC dynamic link libraries and examples

USB Host 资料-USB Host