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1、电子设计自动化中英文翻译毕业论文附录B翻译原文ElectronicdesignautomationKeywordEDA;IC;VHDLlanguage;FPGAPROCESSDESCRIPTIONThreeobstaclesinparticularbedevilicdesignersinthisdawnofthesystemonachip.Thefirstisactuallyashortfall-thehardwareandsoftwarecomponentsofthedesignlackaunifyinglanguage.Th
2、en,asthenumberoflogicgatesperchippassesthemillionmarks,verificationofadesign'scorrectnessisfastbecomingmorearduousthandoingthedesignitself.Andfinally,notonlygatecountsbutchipfrequenciesalsoareclimbing,sothatgettingadesigntomeetitstimingrequirementswithouttoomanydesig
3、niterationsisarecedinggoal.Asisthewontoftheelectronicdesignautomation(EDA)community,theseconcernsarebeingattackedbystart-upcompaniesledbyafewindividualswithbigideasandalittleseedmoney.PARLEZ-VOUSSUPERLOG?Asystemonachipcomprisesbothcircuitryandthesoftwarethatrunsonit.
4、Suchadevicemaycontainanembeddedprocessorcorerunningasoftwaremodem.Mostoften,afterthechip'sfunctionalityisspelledout,usuallyonpaper,thehardwarecom-potentishandedofftothecircuitdesignersandthesoftwareisgiventothepro-grammars,tomeetupagainatsomelaterdate.Thepartofthechi
5、psfunctionalitythatwillendupaslogicgatesandtransistorsiswrit-teninahardwaredesignlanguage-VirologyorVHDL,whilethepartthatwillendupassoftwareismostoftendescribedintheprogramminglanguageCorC++.Theuseofthesedisparatelanguageshamperstheabilitytodescribe,model,anddebugthe
6、circuitryoftheICandthesoftwareinacoherentfashion.Itistime,manyintheindustrybelieve,foranewdesignlanguagethatcancopewithbothhardwareandsoftwarefromtheinitialdesignspecificationrightthroughtofinalverification.JustsuchanewlanguagehasbeendevelopedbyCo-DesignAutomationInc
7、.,SanJose,Calif.Beforelaunchingsuchanambitiousenterprise,cofoundersSimonDavidmann,whoisalsochiefoperatingofficer,andPeterFlakeruledouttheusefulnessofextendinganexistinglanguagetomeetsystem-on-chipneeds.AmongthecandidatesforextensionwereC,C++,Java,andVerilog.Adesignla
8、nguageshouldsatisfythreerequirements,maintainedDavidmann.Itshouldunifythedesignprocess.Itshouldmakedesigningmoreefficient.Anditshou
