基于PDIUSBD12芯片的USB接口设计

Research on application of USB interface based on PDIUSBD12

本文以Phillips公司的USB控制芯片PDIUSBD12为例,采用USB2.0协议,介绍了嵌入式系统USB接口的设计流程,重点讨论了USB外设控制器中固件的设计和用单片机实现USB高层通信协议。

This paper takes USB control CMOS trip named PDIUSBD12 of Phillips Co. as example, adopts the USB specification Rev. 2.0, introduces the exploitation flow of Embedded USB system, and discusses the design and the realization of the external controller firmware, using SCM achieve USB high level communication protocols.