atc單片機(jī)和dsb數(shù)字溫度傳感器溫度測(cè)量系統(tǒng)論文

1、目錄☆摘要☆摘要……………………………………………………………………………2☆課題任務(wù)☆課題任務(wù)………………………………………………………………………4☆第☆第1章總體方案設(shè)計(jì)總體方案設(shè)計(jì)………………………………………………………5☆第☆第2章智能開發(fā)版部分章智能開發(fā)版部分2.1.51系列單片機(jī)的原理圖…………………………………………………72.1.1基本51系列單片機(jī)的原理圖及STC12C5A60S2主要性能…………72.1.2STC

2、12C5A60S2單片機(jī)部?jī)?nèi)部結(jié)構(gòu)……………………………………72.251系列單片機(jī)的引腳功能………………………………………………92.2.1IO端口線輸入輸出引腳………………………………………………92.2.2控制線控制引腳………………………………………………………102.2.3外接晶體端……………………………………………………………102.351系列單片機(jī)的時(shí)序…………………………………………………102.4.1智能最小系統(tǒng)的LED

3、顯示器接口……………………………………112.4.2音頻放大電路…………………………………………………………12☆第☆第3章關(guān)于章關(guān)于DS18B20DS18B20的介紹的介紹3.1.DS18B20簡(jiǎn)介………………………………………………………………133.2單總線數(shù)字溫度計(jì)硬件設(shè)計(jì)原理部分……………………………………133.3DS18B20的封裝及內(nèi)部結(jié)構(gòu)………………………………………………143.4DS18B20的測(cè)溫原理………………

4、………………………………………143.5DS18B20的工作時(shí)序………………………………………………………153.6DS18B20與單片機(jī)的典型接口設(shè)計(jì)………………………………………153.7DS18B20的精確延時(shí)問題………………………………………………163.8DS18B20工作原理及應(yīng)用…………………………………………………163.9控制器對(duì)18B20操作流程………………………………………………173.10DS18B20芯片與單片

5、機(jī)的接口…………………………………………18☆第☆第4章.程序程序4.1溫度監(jiān)測(cè)51單片機(jī)程序…………………………………………………184.2測(cè)溫程序流程框圖…………………………………………………………25☆第☆第5章.調(diào)試過程調(diào)試過程軟件、硬件調(diào)試………………………………………………………………27☆第☆第6章效果展示章效果展示6.1實(shí)現(xiàn)效果……………………………………………………………………276.2實(shí)物效果圖……………………………

6、…………………………………27☆附一：硬件原理圖☆附一：硬件原理圖……………………………………………………………28☆附二：材料清單☆附二：材料清單………………………………………………………………28☆致謝☆致謝……………………………………………………………………………30☆參考文獻(xiàn)☆參考文獻(xiàn)………………………………………………………………………31智能電子技術(shù)實(shí)踐課程設(shè)計(jì)報(bào)告2AbstractTemperatureisaphysica

7、lobjectsdegreeofindustrialagriculturalproductionprocessisaveryimptantuniversalmeasuringparameters.Temperaturemeasurementcontroltoensureproductqualityimprovetheproductionefficiencyenergysavingsafetytopromotethedevelopment

8、ofthenationaleconomyplayaveryimptantrole.Becausetheuniversalityofmeasurementtemperaturetemperaturesenssinthenumberofsenssinthefirstplaceabout50%.Thetemperaturesensisthroughtheobjectwithtemperaturechangessomepropertiestom

9、easureindirectly.Manymaterialscomponentswiththeacteristicsoftemperaturechangessocanmakemuchofthetemperaturesensmaterials.Thetemperaturesenswithtemperaturechangescausedbyphysicalparametersare:inflationresistcapacitemfmagi

10、copticalpropertiesfrequencythermalnoiseetc.Withthedevelopmentofproductionnewtemperaturesensswillemerge.DuetotheindustrialagriculturalproductioninverywiderangeoftemperaturemeasurementfrombelowafewbaidutoQiuallkindsofsever

11、alabovefreezingtemperaturesensmaterialsonlyundercertaintemperaturerange.Thetemperaturesenstestedmediumcontactintotwocategies:touchnoncontact.Contacttemperaturesenstestedmediumtokeepcontactwiththemheatexchangerachievethes

12、ameadequately.ThiskindofsensaremainlyresistivethermocouplePNjunctiontemperaturesensetc.Contactlesstemperaturesenstestedmediumwithoutcontactbutthroughthemediumofradiationbyconvectiontotemperaturesensindertoachievethegoal.