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1、..-DesignofelectronicstoragecabinetbasedonRTOSSmallDepartmentofelectronicsandmunicationengineering,PSGcollege,CoimbatoreIndiaAbstract：ThispaperintroducesthedesignprincipleoftheelectronicstoragecontrolsystembasedonRTOSSmall,andintroducesthesystemusedinthissystemtomakethecontro
2、ller,whichcanmanagetheNstoragecabinetatthesametime.Thedoorlockiscontrolledbytheelectromagneticvalve,whencustomersneedtosavethepackage,cangotothelockersbeforepressthe"open"button,themicrocontrollerreceivesapulsesignal,andthesystemI/Oporttosendcorrespondingsignalstocontroltheel
3、ectromagneticvalvelockdoorwillbeanemptyboxisopened,thecustomercansavethepackageandthedoorshut.Whenthecustomerneedstotakethepackage,willaslongasthebarcodeplacedinfrontofthebarcodereader,barcodereaderbarcodeinformationcollectedbytheoutputvoltagesignalcorrespondingtothemicrocont
4、roller,thepasswordsystemisrelativelyconsistent,sendoutsignalstothesolenoidvalveisopen,thecustomercanremovethepackage.Keywords：SmallRTOS；electronicstoragecabinet;savepackage-.word.zl-..-1、IntroductionRTOSRAMSmalldemandforsmall,verysuitableforsucharelativelysmallresourcesofthes
5、ystem.RTOShasamultitasking,strongreal-time,andcanbereducedtothekernel,makingthedesignofreal-timeapplications,expansionandmaintenanceeasier.TheintroductionoftheideaofRTOS,insteadofthetraditionalsoftwaredesignmethod,sothatitisnolongerasinglethreadstructure,throughtheapplication
6、isdividedintoseveralindependenttasks,RTOSmakesthedesignprocessofapplicationsystemissimplified.Inthispaper,thesoftwaredesignofelectronicstoragecabinetbasedonsinglechipmicroputerisbined,thedesignideaofRTOSSmallandtheapplicationofmessagequeuemunicationmechanismarebrieflyanalyzed
7、.1.1basicprinciplesofRTOS51SmallRTOS51Smallisaverysmallkernel,fullyintegratedintheC51KEILpiler,onlytakelessmemoryspace,youcanruninthe51singlechipmicroputersystemwithoutexternaldatamemory.Thekernelisresponsibleforinitializingandopen,othertasksschedulingsystem,accordingtothepri
8、orityoftasks,areasonabledistributionofCPUindifferenttimebetweentasks
