platform,amicrocontrollerinterruptbasis,themainadvantageofthemicrocontrollerI/Oportexpansion,singlechipinterrupt,chipreadertechnology,pletedtheliftcontrolsystem.Thedesigninvolvesbasicknowledgeofmicrocontrollerhardwareandsoftware,thecontrolsignalinput,intelligentjudge,processcontrol,andmanyothercontent.pletedthefollowingwork,firstofall,themostclassicliftcontrolsystem-elevatorsystemasastartingpoint,theliftcontroltechnologydevelopmentoftherelevantcircumstanceswerebrieflyintroduced,andthedevelopmentstatusofthemicrocontrollerwereoutlined.Second,thedesigndevelopmentenvironment:ProteussimulationsoftwareandapplicationdevelopmentsoftwareC51Keilwereintroduced.Again,inthesoftwaredevelopmentenvironment,systemcircuitwasdesigned.Finally,accordingtothelogicofdesignfeaturestoachievethedesignofthesoftware.