畢業(yè)設(shè)計(jì)（論文）-基于單片機(jī)的無(wú)線(xiàn)多路數(shù)據(jù)(溫度)采集系統(tǒng)的設(shè)計(jì)與實(shí)現(xiàn)

1、X大學(xué)畢業(yè)設(shè)計(jì)1前言.............................................................................................................................................21總體方案設(shè)計(jì).............................................................

2、..........................................................31.1方案論證....................................................................................................................41.1.1傳感器.............................

3、................................................................................41.1.2主控部分.........................................................................................................42硬件電路的設(shè)計(jì)................

4、...................................................................................................52.1電源電路.................................................................................................................

5、...52.2溫度采集電路............................................................................................................62.2.1DS18B20簡(jiǎn)介....................................................................................

6、..............62.2.2電路設(shè)計(jì).........................................................................................................82.2.3無(wú)線(xiàn)傳輸電路模塊.............................................................................

7、............93無(wú)線(xiàn)發(fā)送與接收電路...........................................................................................................93.1無(wú)線(xiàn)發(fā)送電路................................................................................

8、............................93.2無(wú)線(xiàn)接收模塊..........................................................................................................104顯示電路.....................................................................

9、........................................................114.1字符型液晶顯示模塊..............................................................................................114.2字符型液晶顯示模塊引腳........................................

10、..............................................114.3字符型液晶顯示模塊內(nèi)部結(jié)構(gòu)..............................................................................125單片機(jī)AT89S52.................................................................

11、.................................................135.1AT89S52簡(jiǎn)介...........................................................................................................135.2AT89S52引腳說(shuō)明..................................

12、.................................................................146軟件設(shè)計(jì).............................................................................................................................166.1系統(tǒng)概述..............

13、....................................................................................................166.2程序設(shè)計(jì)流程圖......................................................................................................166.3溫

14、度傳感器多點(diǎn)數(shù)據(jù)采集......................................................................................177調(diào)試及結(jié)果....................................................................................................................

15、.....177.1測(cè)試環(huán)境及工具......................................................................................................177.2測(cè)試方法............................................................................................

16、......................177.3測(cè)試結(jié)果分析..........................................................................................................178總結(jié)............................................................................

17、.........................................................18附錄1：電路原理總圖..........................................................................................................19附錄2：發(fā)射部分主程序................................

18、......................................................................20附錄3：接收部分主程序......................................................................................................26參考文獻(xiàn).............................

19、......................................................................................................31X大學(xué)畢業(yè)設(shè)計(jì)3DesignDesignimplementationimplementationofofwirelesswirelessdatadataacquisitionacquisitionsystemsystemAbstra

20、ct:Abstract:sincethewiderangeofdataacquisitionsystemwhichinvolvesthemeasurementsignalthetypeofsignalsourcememeSurveysareincreasinglyhighrequirementsofthedomesticnowhavealotofdataacquisitionmeasurementsystemButthereareman

21、ysinglefunctionsystemscollectinglessaccesslowcollectionratecomplicatedoperationsthedemsofthetestenvironmentotherissuesItrequiresabroadscopeofapplicationhighreliabilitylowcostdataacquisitionsystemBasedontheanalysisoftheac

22、teristicsofdifferenttypesofSCMSCMPCcommunicationtechnologySCMcontrolofthecollectionsystemdesignedadoptedMCUserialcommunicationbetweenPCcommunicationsDatatransmissiondisplayofdatastedonthePCSinglecompletedthemultichanneld

23、ataacquisitionsystemdesignimplementation.BasedonSCM′smultichanneldataacquisitionsystemisadoptedwillcomefromthesenssignalamplificationlinearfilteringAfterprocessingmaintainsynchronoussamplingwhichconvertedtodigitalsignali

24、nputADconversionbySCMAcquisitionThenSCMPCtoPCcommunicationsdatatothedatastagepostprocessingdisplay.apowerfuldataprocessingvisualshowsfriendlyinterfacehighperfmancepriceratioawiderangeoffeatures.canbewidelyusedinindustria