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1、哈爾濱工程大學(xué)碩士學(xué)位論文基于總線的DSP高速數(shù)據(jù)采集處理系統(tǒng)姓名:康凱申請(qǐng)學(xué)位級(jí)別:碩士專業(yè):信號(hào)與信息處理指導(dǎo)教師:田坦20060301哈爾濱工程大學(xué)碩士學(xué)位論文摘要數(shù)據(jù)采集和信號(hào)處理技術(shù)現(xiàn)在已經(jīng)越來(lái)越廣泛的應(yīng)用于人類活動(dòng)的各個(gè)領(lǐng)域。而數(shù)據(jù)采集系統(tǒng)中計(jì)算機(jī)總線技術(shù)又起著重要的作用,目前計(jì)算機(jī)總線技術(shù)也已經(jīng)相當(dāng)成熟。本論文就是主要介紹基于VME和PCI兩種總線的數(shù)據(jù)采集系統(tǒng),圍繞他們的研究,設(shè)計(jì)與實(shí)現(xiàn)而展開(kāi)的。本文主要研究工作具體包含以下幾個(gè)方面內(nèi)容:設(shè)計(jì)和調(diào)試基于計(jì)算機(jī)總線的高速多通道信號(hào)采集處
2、理系統(tǒng)的硬件電路,設(shè)計(jì)編寫(xiě)計(jì)算機(jī)總線接口的邏輯控制與時(shí)序,數(shù)字信號(hào)處理器(DSP)的快速相關(guān)算法軟件編程?;赩ME和PCI兩種計(jì)算機(jī)總線的高速多通道信號(hào)采集處理系統(tǒng)的硬件電路設(shè)計(jì)是本論文的主要部分。兩個(gè)系統(tǒng)中分別用CY7C960和PCI9054做為VME和PCI總線的接口芯片。論文中還較為詳細(xì)地闡述了PCI總線LOCAL端控制及邏輯時(shí)序編程,主要用VHDL硬件編程語(yǔ)言在FPGA上實(shí)現(xiàn)。在DSP的軟件編程上,本文完成了快速相關(guān)算法在于TMS320C6713上的實(shí)現(xiàn)。實(shí)現(xiàn)了對(duì)采集的信號(hào)運(yùn)用快速相關(guān)算法
3、進(jìn)行相關(guān)運(yùn)算,提高了信號(hào)處理的速度。本文為進(jìn)一步進(jìn)行基于計(jì)算機(jī)總線的數(shù)據(jù)采集處理系統(tǒng)的研究與設(shè)計(jì)提供了有益的啟示。關(guān)鍵詞:數(shù)據(jù)采集;PCI;VMEFPGA;DSP哈爾濱工程大學(xué)碩士學(xué)位論文AbstractDataacquisitionandthesignalprocessingtechnologynowalreadythemoreandmorewidespreadapplicationeachdomainwhichmovedtothehumanity.Inthedataacquisitionsyst
4、emthecomputerbustechnologyplaystheimportantrole,atpresentthecomputerbustechnologywasalsoalreadymature.ThethesismainlyintroducetwokindofdataacquisitionsystemsbasedonVMEbusandthePCIbus,revolvestheirresearch,thedesignandtherealizationlaunches.Thisthesisma
5、inresearchworkspecificallycontainsfollowingseveralaspectscontent:Designanddebugginghi曲speedmulti—channelsignalacquisitionandprocessingsystembasedoncomputerbushardwarecircuit;Designandcompilationcomputerbusconnectionlogicalcontrolandsuccession;Fastcorre
6、lationalgorithm’Ssoftwareprogrammeonthedigitalsignalprocesser(DSP).Hardwarecircuitdesignofthehighspeedmulti—channelsignalacquisitionprocessingsystembasedonVMEandthePCItwokindofcomputersbusisthemainpartofthisthesis.IntwosystemsseparatelyusedCY7C960andPC
7、I9054asVMEbusandthePCIbusconnectionchip.ThethesisalsodetailedlyintroducesthePCIbusLOCAL—partcontrolandthelogicalsuccessionprogrammewhichmainlyrealizeswiththeVHDLhardwareprogramminglanguageonFPGA.IntheDSPsoftwareprogramme,thethesisaccomplishedthefastcor
8、relationalgorithmontheDSPTMS320C6713.Thethesisaccomplishedcorrelationoperationonacquisitioningdatabyfastcorrelationalgorithmwhichimprovethespeedofsignalprocessing.Wehopethestudywouldbesomeinstructiveserviceforfurtherstudyontheresearchan