基于SOPC可重构的图像采集与处理系统设计.PDF

第34 卷 第2期 电 子 器 件 Vol.34摇 No.2 2011年4 月 ChineseJournal of Electron Devices Apr.2011 Design of Reconfigurable ImageAcquisition andProcessing SystemBased on SOPC* * CHEN Dongming,YE Yutang ,PULiang,LIULi,PAN Ming,WANGXudong (University of Electronic Science and Technology School of Optoelectronic Information,Chengdu610054,China) Abstract:A reconfigurable image acquisition and processing system was designed based on SOPC against the existing problemsthat PCalgorithmcannot achievereal鄄timeprocessingright andit isdifficultto achievealgorithm changes or upgradesinafixedhardwareplatform,real鄄timeimagedataprocessingon鄄chipandalgorithmmodifiedor upgraded functionswithout changing the hardware circuit are realized.This system is designed around two Xilinx FPGA chips and completed hardware design via FPGA Microblaze 32 bits soft core processor and associated interface module,completed software design combinedwith FPGA development environment ISE and EDKtools.As a result of SOPC technology and reconfigurable technology this design has the characteristics of design Flexibility, high processing speed and flexibility to algorithm upgrade. Key words:FPGA;SOPC;image acquisition and processing;microblaze;reconfigurable technology EEACC:6140C摇 摇 摇 摇 doi:10.3969/j.issn.1005-9490.2011.02.028 基于SOPC可重构的图像采集与处理系统设计* * 陈东明,叶玉堂 ,蒲摇 亮,刘摇 莉,潘摇 明,王旭东 (电子科技大学光电信息学院,成都610054) 摘摇 要:针对目前PC算法无法实现图像实时处理以及固定硬件平台很难实现算法修改或者升级的问题,设计一种基于 SOPC可重构的图像采集与处理系统,实现了图像数据的片上实时处理以及在不改变硬件电路结构而完成算法修改或者升级 的功能。 此系统围绕两块Xilinx FPGA芯片进行设计,通过FPGA 以及其Microblaze32 bit软核处理器和相关接口模块实现硬 件电路设计,结合FPGA开发环境ISE工具和EDK工具协作完成软件设计。 由于采用SOPC技术和可重构技术,此设计具有 设计灵活、处理速度快和算法可灵活升级等特点。 关键词:FPGA;SOPC;图像采集与处理;Microblaze;可重构技术 中图分类号:TN957.52;TN911.73摇 摇 摇 文献标识码:A摇 摇 摇 文章编号:1005-9490(2011)02-0232-