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1、单片机类毕业论文设计英文资料翻译Amodeling-basedmethodologyforevaluatingtheperformanceofareal-timeembeddedcontrolsystemKlemenPerko,RemyKocik,RedhaHamouche,AndrejTrostABSTRACTThispaperpresentsamodelling-basedmethodologyforembeddedcontrolsystem(ECS)design.Here,insteadofdevelopinganewmethodologyforECSdesign,wepropo
2、setoupgradeanexistingonebybridgingitwithamethodologyusedinotherareasofembeddedsystemsdesign.Wecreatedatransformationbridgebetweenthecontrol-schedulingandthehardware/software(HW/SW)co-designtools.Bydefiningthisbridge,weallowforanautomaticmodeltransformation.Asaresult,weobtainmoreaccuratetiming-be
3、havioursimulations,consideringnotonlythereal-timesoftware,butalsothehardwarearchitecture’simpactonthecontrolperformance.Weshowanexamplewithdifferentmodel-evaluationresultscomparedtorealimplementationmeasurements,whichclearlydemonstratesthebenefitsofourapproach.©2011ElsevierB.V.AllrightsreservedK
4、EYWORDS:Modeling,Modeltransformations,Embeddedcontrolsystemsdesign,Real-timesystems1.IntroductionEmbeddedcontrolsystems(ECSs)areubiquitousnowadays.Theyareusedinabroadspectrumofapplications,fromsimpletemperaturecontrolinhouseholdappliancestocomplexandsafety–criticalautomotivebrakesystemsoraircraf
5、tflightcontrolsystems.Differentapplicationshavedifferentdemandswithregardstothereal-timeexecution,controlperformance,energyconsumption,price,etc.,oftheECSbeingused.Moderntechnologiesforhardware(HW)andsoftware(SW)designprovideavarietyofpossibilitiesfordesigningECSs(e.g.,distributedandnetworkedHW,
6、multi-processorsystems,avarietyofSWcontrolalgorithmsandreal-timeoperatingsystems(RTOSs),etc.)[1].ItiscommonlyacknowledgedthatthedesigningandverifyingofreliableandefficientECSsforaparticularapplicationarechallengingtasks.1.1.Traditionalcontrol-systemdesignTheaimofdesigninganECSistobuildacomputing
7、systemthatisabletocontrolthebehaviorofaphysicalsystem,e.g.,aplant.Suchaplantismadeupofinterconnectedmechanical,electricaland/orchemicalelements.AtypicalECSconsistsofelectronicsensorsfordataacquisitionfromtheplant,acomputings
