本论文以凌阳单片机和PDIUSBD 12构成USB设备控制端，对usb相关技术和USB设备驱动程序的编写进行研究。
This thesis takes Lingyang chip microcomputer and USB chipset PDIUSBD12 as the core of controlling device, and makes a systemic study of USB related techniques and USB interface drive program.
李虚端，字能白，祖籍徐州丰县，迁居凓阳(今属江苏)。
Li virtual end of the word to white, native of Xuzhou Fengxian, moved to Li Yang (this is of Jiangsu).
设备端驱动程序采用前台主循环和后台中断服务的方式，利用凌阳公司的集成开发环境编写程序。
The structure of device driver is foreground' s usbmian and background' s ISR which is written by the ICE supplied by Lingyang.
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