单片机 温度控制系统 外文翻译 外文文献 英文文献

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1、DesignoftheTemperatureControlSystemBasedonAT89C51ABSTRACTTheprincipleandfunctionsofthetemperaturecontrolsystembasedonmicrocontrollerAT89C51arestudied,andthetemperaturemeasurementunitconsistsofthe1-WirebusdigitaltemperaturesensorDS18B20.Thesystemcanbeexpec

2、tedtodetectthepresettemperature,displaytimeandsavemonitoringdata.Analarmwillbegivenbysystemifthetemperatureexceedstheupperandlowerlimitvalueofthetemperaturewhichcanbesetdiscretionarilyandthenautomaticcontrolisachieved,thusthetemperatureisachievedmonitorin

3、gintelligentlywithinacertainrange.Basingonprincipleofthesystem,itiseasytomakeavarietyofothernon-linearcontrolsystemssolongasthesoftwaredesignisreasonablychanged.Thesystemhasbeenprovedtobeaccurate,reliableandsatisfiedthroughfieldpractice.KEYWORDS:AT89C51;m

4、icrocontroller;DS18B20;temperature1INTRODUCTIONTemperatureisaveryimportantparameterinhumanlife.Inthemodernsociety,temperaturecontrol(TC)isnotonlyusedinindustrialproduction,butalsowidelyusedinotherfields.Withtheimprovementofthelifequality,wecanfindtheTCapp

5、lianceinhotels,factoriesandhomeaswell.AndthetrendthatTCwillbetterservethewholesociety,soitisofgreatsignificancetomeasureandcontrolthetemperature.BasedontheAT89C51andtemperaturesensorDS18B20,thissystemcontrolstheconditiontemperatureintelligently.Thetempera

6、turecanbesetdiscretionarilywithinacertainrange.ThesystemcanshowthetimeonLCD,andsavemonitoringdata;andautomaticallycontrolthetemperaturewhentheconditiontemperatureexceedstheupperandlowerlimitvalue.Bydoingsoitistokeepthetemperatureunchanged.Thesystemisofhig

7、hanti-jamming,highcontrolprecisionandflexibledesign;italsofitstheruggedenvironment.Itismainlyusedinpeople'slifetoimprovethequalityoftheworkandlife.Itisalsoversatile,sothatitcanbeconvenienttoextendtheuseofthesystem.Sothedesignisofprofoundimportance.Thegene

8、raldesign,hardwaredesignandsoftwaredesignofthesystemarecovered.1.1IntroductionThe8-bitAT89C51CHMOSmicrocontrollersaredesignedtohandlehigh-speedcalculationsandfastinput/outputoperations.MCS51microcontrollersaretypica