usb gadget driver for arm platform (omap5912)

对usb技术的详细总结，这个章节是usb的基础知识，后续为usb host控制器协议、linux下usb架构以及linux的gadget结构。-Usb technology detailed summary of this chapter is to the usb basics, and follow-up usb host controller agreements, linux under usb gadget structure of the architecture and Linux

介绍usb 从设备的驱动框架结构-udc.以及linux下gadget的设计逻辑.-Introduced usb device driver frame structure-udc gadget under linux design logic.

Linux 系统下的 USB Gadget Driver 进行 研究-Research on USB gadget driver under linux system