全自动洗衣机控制电路设计

目录中文摘要、关键词3英文摘要、关键词5第一章引言7第二章9211键盘区键要求9212显示区显示要求10221总体设计方案10222全自动洗衣机控制系统组成框图11第三章133174LS3731332AT80C511433单片机电路17第四章1941调速电机控制电路1942电子开关SW1943电阻计算2044反相器2145二进制译码器74LS1382246速度控制码2347调速电机控制电路和单片机接口电路23第五章2551七段LED显示器2552显示驱动器2553数字显示译码器2654十进制剑法计数器的设计2855脱水速度、显示工作进程显示模块电路2856显示模块和单片机接口电路设计321第六章3561水位传感器3562水位检测电路37第七章39单片机键盘输入电路39第八章40排水泵、喷淋泵、电源阀驱动电路和单片机接口电路的设计40第九章42稳压电压源电路42结论43致谢44参考文献452全自动洗衣机控制电路设计摘要洗衣机是G10628G1207G4490G5249G993G2499G13582G4581的G4490G11004电器G452G19555G11540G7246G14033G2282程度的G6564G20652G712G4490G11004洗衣机的自动G2282程度G3324G17892G9188G6564G20652G712G5627G14033G1075G17892G9188G5483G2052G6925G2904G452洗衣机是G10628G1207G1166G1216G10995G8975G5529G993G2499G4581的G4490G11004电器G712G4439G1038G1166G1216G6564G1391G1114G5468G3822G1427G2045G712G1186G2163G14033G990G2010G712洗衣机G7389G7234G17902G3423、G2334自动G3423、全自动G3423G2462G7246G14033G3423G12573G452G1039要区G2047G4613G3324G1866自动G2282程度G993G2528G712G13792洗衣机的自动G2282G4613体G10628G3324G4439G14033G2554G6365G1166的要求G4466G10628自动控制G452G1166G1216G5460G5460G6238全自动洗衣机的自动G2282G16840成是G4466G10628G1114G256程G5219控制G257G452G1866G4466G712G4439是G6365G3822G1022开关G1461G2507的G17935G17765关系一G8505一G8505G6203G15904的G452G1017G7696G3332G16840G5224G16825G6238G4439G2495G1582G256G20046G5219控制G257G452G20046G5219控制和程G5219控制G5627G17148相G1296G712G18129是G4448成G17837一G8505G1889进G15904G991一G8505的控制G5430G5347G452G1306是G20046G5219控制G3822G2334G11004G3324G13443开关作G11004的G5785G1929G991G712程G5219控制G2029G2265G2559G7389G17842G13505调G14422作G11004G452G1375G3926电G7811G1584稳G2530自动开G19388G712G17837G4613是G20046G5219控制G727G18341G4658G19658G1226的G9921G3800G10714要求G1820G1209G8611G2010G1905910度的速度G2331G9213G2052300度G2530G1457G9213G2334G4579G7114G712G1889G1209G8611G2010G19059G993G3835G11225度的速度G1931却至室G9213G712G17837G4613是程G5219控制G1114G452G1306是G17902常G1166G1216习惯G1122G6238G4439G1216G18129G2495G1582程G5219控制G712G17837G1075没G7389原G2029G5627错误G452全自动G3423将洗涤、漂净、脱水（甩干）三G3835G8505骤G18129G3324G2528一缸里G4466G10628G712全G18129由控制系统自动进G15904G712G993G11004G1166管G452使G11004者只要设定各G8505的G7114间G712G6238脏衣服放进去（洗衣粉备足G712水管接好）G712G12573听见铃声响G1889去拿出已经甩干的衣服G4613G4448事A1A2洗衣机里的某G1022程G5219G3324什么G5785G1929G991开始G6203G15904G712G7389两种决定办法G452一种是取决G1122G7114间G727另一种是取决G1122条G1226G452比G3926洗10MIN之G2530开始漂G712那G4613由定G7114器来控制洗和漂两阶段的转变G712G17837G4613是“G7114间控制”G452G1306是进水程G5219之G2530才G14033开始洗涤程G5219G712洗涤何G7114开始G4613G5483看进水何G7114终结G712G13792进水的G7114间长短与需要的水位G20652低G7389关G712G1075与当G7114自来水的压力G7389关G712谁G1075G16840G993准G16825G11004G3822长G7114间G712G17837G4613要由水位开关决定G712G712因此称之G1038“条G1226控制”全自动洗衣机里G17837两种控制G18129G7389G712所G1209G4439既G7389定G7114器G1075G7389一些条G1226开关G452全自动洗衣机除G1114洗涤G7114的正反转和G1866间的G1584止片刻之外G712还G7389进水、排水、漂净、脱水G12573一系列程G5219G452全自动洗衣机G993仅自动G2282的程度G20652G1114G712G13792且G2163G14033G1075G7389G5468G3835扩展G452G3926G2499G1209判断所装衣物的总重量G712G1186G13792决定加水量和洗涤剂量G12573G12573G712G993一G13792足G452总之G712洗衣机的发展G993G1306使G1166越来越省力G712G13792且还更省心G1114G452G19555G11540G7246G14033控制技术的发展和模糊控制G712神经元网络G12573新G3423控制技术的引入G712相G1461洗衣机G1075会G7389长足的进G8505G452G3324G993久的将来洗衣机G993仅G2499G1209洗衣G712还会融合G1866他的电器G2163G14033G712G1427G2045G1166G1216的G10995G8975G4613让我G1216感受新技术带给我G1216的方G1427G2555G452关键词单片机显示模块键盘输入稳压电源3ENTIREAUTOMATICWASHERCONTROLPRINCIPLEABSTRACTTHEWASHERISTHEMODERNFAMILYESSENTIALDOMESTICELECTRICAPPLIANCESALONGWITHTHEINTELLECTUALIZEDDEGREEENHANCEMENT,THEHOMEUSEWASHERAUTOMATICITYISGRADUALLYENHANCING,THEPERFORMANCEALSOGRADUALLYISIMPROVEDTHEWASHERISTHEMODERNPEOPLELIVESTHEESSENTIALDOMESTICELECTRICAPPLIANCES,ITHASPROVIDEDVERYMANYINCONVENIENCEFORTHEPEOPLE,FROMTHEFUNCTIONTHEMINUTE,THEWASHERHASORDINARY,SEMIAUTOMATIC,ENTIREISAUTOMATICANDTHEINTELLIGENCEANDSOONTHEMAINDIFFERENCEONISDIFFERENTINITSAUTOMATICITY,WHETHERBUTDOESTHEWASHERAUTOMATIONMANIFESTINITPRESSESPERSONSREQUESTREALIZATIONAUTOMATICCONTROLTHEPEOPLEOFTENTALKEDINTOTHEENTIREAUTOMATICWASHERAUTOMATIONAREHAVEREALIZED“THEPROCEDURECONTROL“ACTUALLY,ITISGRADUALLYCARRIESOUTACCORDINGTOMANYSWITCHINGSIGNALLOGICALRELATIONSSTRICTLYSAIDSHOULDBECALLEDIT“THESEQUENTIALCONTROL“THESEQUENTIALCONTROLANDTHEPROCEDURECONTROLNATUREISSIMILAR,ALLISCOMPLETESTHISSTEPCARRIESONTHENEXTSTEPOFTYPESOFCONTROLAGAINBUTTHESEQUENTIALCONTROLMOSTLYUSESINTHEPURESWITCHFUNCTIONSITUATION,THEPROCEDURECONTROLCONTAINSHASTHECONTINUOUSLYCONTROLACTIONAFTERFOREXAMPLETHEELEVATORSTOPSSTEADILYAUTOMATICALLYOPENSTHEGATE,THISISTHESEQUENTIALCONTROLTHEMETALPARTSHEATTREATMENTREQUESTFIRSTELEVATESTEMPERATUREBYEACHMINUTE10SPEEDSAFTER300KEEPSWARMFORHALFHOUR,THENISNOTBIGGERTHAN5SPEEDSBYEACHMINUTETOCOOLTOTHEROOMTEMPERATURE,THISWASTHEPROCEDURECONTROLSBUTTHEUSUALPEOPLEAREACCUSTOMEDTOALLARECALLEDTHEMTHEPROCEDURECONTROL,THISALSODOESNOTHAVETHESENSEOFPRINCIPLETOBEWRONGENTIREWILLBEAUTOMATICWASHES,FLOATSONLY,THEDEHYDRATIONFLINGSDOESTHREEGREATSTEPSALLTOREALIZEINTHEIDENTICALCYLINDER,ALLAUTOMATICALLYWILLCARRYONBYTHECONTROLSYSTEM,WILLNOTCHOOSEAPERSONFORAJOBMANAGESTHEUSERSOLONGASESTABLISHESEACHSTEPOFTIME,ADMITSTHEDIRTYCLOTHESLAUNDRYPOWDERTOPREPAREFOOT,WATERPIPEJOINTISGOOD,ANDSOONHEARDTHEBELLSOUNDTOPUTOUTAGAINALREADYFLINGSTHEDRYCLOTHESTOFINISHUPINWASHERSOMEPROCEDURESTARTSINANYSITUATIONTOCARRYOUT,SOMETWO4DECISIONSMEANSONEKINDISDECIDEDBYTHETIMEANOTHERKINDISDECIDEDBYTHECONDITIONAFTERFORINSTANCEWASHES10MINSTARTSTOFLOAT,THATCONTROLSBYTHETIMERWASHESANDFLOATSTWOSTAGESTRANSFORMATIONS,THISIS“THETIMINGCONTROL“BUTAFTERENTERSTHEWATERPROCEDURECANSTARTTOWASHTHEPROCEDURE,WHENWASHESSTARTSTOHAVETOLOOKWHENTHEWATERDOESEND,BUTENTERSTHEWATERTHETIMELENGTHWITHTHEWATERLEVELHEIGHTWHICHNEEDSRELATED,ALSOWITHATTHATTIMERUNNINGWATERPRESSURERELATED,WHOALSOSAIDDOESNOTPERMITTOBESUPPOSEDWITHTHELONGTIME,THISMUSTDECIDEBYTHEWATERLEVELSWITCH,THEREFORECALLSIT“THECONDITIONCONTROL“INTHEENTIREAUTOMATICWASHERTHESETWOKINDOFCONTROLSALLHAS,THEREFOREITALREADYHASTHETIMERALSOTOHAVESOMECONDITIONSWITCHESTHEENTIREAUTOMATICWASHERBESIDESWASHESTHETIMETOREVERSEANDDURINGSTOPSTHEMOMENT,BUTALSOHASTHEWATER,DRAININGWATER,FLOATSONLY,THEDEHYDRATIONANDSOONASERIESOFPROCEDURESTHEENTIREAUTOMATICWASHERNOTONLYTHEAUTOMATEDDEGREEHASBEENHIGH,MOREOVERTHEFUNCTIONALSOHASTHEVERYBIGEXPANSIONIFMAYJUDGEINSTALLSTHECLOTHINGTHEGROSSWEIGHT,THUSTHEDECISIONADDSTHEWATERVOLUMEANDWASHESDOSAGEANDSOON,NUMEROUSINBRIEF,THEWASHERDEVELOPMENTNOTONLYCAUSESTHEPERSONMOREANDMORETOREDUCEEFFORT,MOREOVERALSOWASFREEFROMWORRYALONGWITHTHEINTELLIGENTCONTROLTECHNOLOGYDEVELOPMENTANDTHEFUZZYCONTROL,THENEURONNETWORKANDSOONTHENEWCONTROLTECHNOLOGYINTRODUCTION,BELIEVEDTHEWASHERALSOCANHAVETHECONSIDERABLEPROGRESSTHEINTHENEARFUTUREWASHERNOTONLYMAYWASHCLOTHES,BUTALSOCANFUSEOTHERELECTRICAPPLIANCEFUNCTIONS,CONVENIENTPEOPLESLIFELETSUSFEELTHENEWTECHNOLOGYTOTAKETOOURCONVENIENCEKEYWORDSMONOLITHICINTEGRATEDCIRCUITDEMONSTRATESTHEMODULEKEYBOARDENTRYVOLTAGESTABILIZEDSOURCE5第一章前言G11458G2081中G3281洗衣机G5078G3342正进入更新G6454G1207G7411G712G5078G3342G9520力G5052G3835G712G1166G1216G4557G1122洗衣机的要求G1075越来越G20652G712G11458G2081的洗衣机G1039要G7389G5390G5381洗涤G2163G14033、进排水系统G6937G19568自动G16798断G2163G14033、G7254G1584G12573七G3835G2163G14033G712G3324G16780G3822方G19766还G993G14033G17810G2052G1166G1216的需求G452G17837G4613要求设计者G1216G7389更G20652的G999G1006和技术水G5191G712G14033G3827G6564出更G3822好的G5326G16770和新的G16850G20076G712将G1166G1216的需要变成G10628G4466G712设计出更G14422G14033、G2163G14033更全G19766、更G1166G5627G2282的全自动洗衣机G452G11458G2081的洗衣机G18129没G7389G4466G10628全方G19766的G1872G4493G712G3835G3822洗衣的G2390G4490G18129G8892重各自G2709G10272的洗衣机的G10317长G712G12373出一两G1022与G2047的洗衣机G993G2528的G1022G5627G2282的G2163G14033G712洗衣机的各G20045G2163G14033是由单片机控制G4466G10628的G712单片机的体G12227G4579G712控制G2163G14033G9801G8975G712因此G712设计出G3534G1122单片机的全自动洗衣机控制电路系统G1867G7389G5468G5390的G4466G11004G5627G452G20056计2009G5192洗衣机G10995G1147量将G178102000G987G2500G5050G2503G712G3698长G10587G332490G705G713103G705之间G712G3281G1881G19156量G10381800G987G2500G5050G2503G712G3698长G10587G33245G705G7136G705之间G452G256更G14422水G712更洗净G257将成G1038G1182G5192中G20652G7735洗衣机G7380G3835的G1154G9869和G2346G9869G452G19555G11540更G3822G3281G1881外G5390G2195G2709G10272加入G11752G12362新的技术G712开发新的G1147G2709G712洗衣机G15904G1006将G10202发新一G17730G1209G256G13523G14406G10627G1457G257、G256G14422水G14422G14033G257G1038G1039G20076的G3835G6124G452G13792技术制G20652G9869G2029是G7422来的G12466G1117G9978G9869G452G9052G17165者G17885G6333自动G17885G6333进水量和洗衣程G5219G712进一G8505G4466G10628省水、省电G452G3324G3281G1881G1186洗衣机G5078G3342G5483G2052的G2842G5785显示G712由G1122受水G17176源G993断G1955G4581G712自来水G17165G7389所G6564G20652G12573因G13044的G5445响G712G5078G3342G990那些G11004水量G17751G3835的洗衣机G19156G2818受阻G712G13792G1867G7389G14422水G2163G14033的洗衣机G19156路G993断看好G452G19036G4557G5078G3342需求的变G2282G712一些G10995G1147G2390G4490G3926G4579G3837G21529、G4579G21505、G9035G4584G12573G712G1820G2530G2533G5078G3342G6524出G1114一G6221G14422水G3423全自动洗衣机G712受G2052G9052G17165者的G19750G11556G712成G1038洗衣机中的G17153G1092G9921G9869G452G14422水G3423全自动洗衣机的G1039要G10317G9869是G2499G1391G11004水水位G3324G17885G6333G990G73896种、8种、10种G12573G3822种G452G7389的G14422水G3423全自动洗衣机G7380低水位G332412G2331至20G2331之间G712G11004水量G3835G3835G1955G4581G452除此之外G712由G1122传统G2464缸洗衣机G11004水量G2499G1209G19555G5859G17885G6333G712因此G2460重新G15999G9052G17165者G16760G2499G452G7424设计G18331G11004物G13666G1227G5277的ATG48TEG44单片机AT89C51G1038控制G7692心G452因G7424设计输入G6365键G17751G4581G15所G1209G18331G11004G11464接输入方G5347G15使电路G12628单G2282G452电源G18331G11004三G12483G19610成G3278定稳压器7805G6564G1391G145G57电源G452G2163G10587驱动电路由G2499控G11801G4466G7057G4557电动机G15进水阀G15排水阀的控制G452G1038方G1427G16847者更G5567G3332G1114G16311G15G10099G5725G7424设计G15作G1038G3534G11796G11705识G15还介绍G1114与全自动洗衣机G7389关的一些常见的电子元器G1226的G3534G7424G2163G14033G4526G7424设计只设计G1114全自动洗衣机的G3534G7424G2163G14033G15G1866他的一些G2163G14033G2499G3324原G7389的G3534G11796G990扩展G2331级G15使全自动洗衣机G14033更加G7246G14033G2282G15更加G4448G2904G452编者2009G51924月7第二章洗衣机G7114G10628G1207G4490G5249G993G2499G13582G4581的G4490G11004电器G452G19555G11540G7246G14033G2282程度的G6564G20652G712G4490G11004洗衣机的自动G2282程度G3324G17892G9188G6564G20652G712G5627G14033G1075G3324G17892G9188G5483G2052G6925G2904G452一G7424设计要求设计一G1022由单片机控制的全自动的G4490G11004洗衣机电路G712G16825G4490G11004全自动洗衣机的控制G19766板要求G3926图一所示G1038见图一G19766板共G2010三G1022区域1电源开关G6365钮2键盘区3显示区1键盘区的键要求键盘区共G7389四G1022键G712G11004来设定工作模G5347G712水位G712脱水速度和启动洗衣机运G15904G452G1866中工作模G5347键G11004来接受工作模G5347G17885G6333的指令G712G8611G6365一次G16825键G712G17730流切G6454一G1022工作模G5347水位键G11004来设定水位的G17885G6333G712G6365一次G16825键由G20652水位切G6454成低水位G712G1889G6365一次G712G2460由低水位切G6454成G20652水位G712G2499重复进G15904脱水速度键G11004来设定脱水速度G17885G6333G712G8611G6365一次G16825键G712脱水速度G17730流切G6454一G1022速度启动G7254G1584G15999G11004G1122发G3332动洗衣机运G15904指令和G7254G1584指令G452当洗衣机G3800G1122待机状态G712G6365此键G712G2029立即启动洗衣机运8G15904当洗衣机G3800G1122洗涤工作状态G7114G712G6365此键G2499G7254G1584运G15904G712G1889G6365此键G2460G2499G1209恢复运G15904G4522显示区显示要求G16825全自动洗衣机显示区需显示五G1022方G19766的G1461息当G2081工作模G5347显示G15999G17885脱水速度显示G15999G17885水位显示工作进程显示剩余G7114间显示G452工作模G5347显示G11004来指示当G2081洗衣机所G3800的工作模G5347G452共G7389四种工作模G5347标准洗模G5347G712轻柔洗模G5347G712变速洗模G5347G712G5567速洗模G5347G452G8611种模G5347表示G993G2528的洗涤程G5219G712G15999G17885中的工作模G5347G1154灯显示G712G1866余G993G1154灯G452G15999G17885脱洗速度G7114指洗衣机脱水G7114的旋转转速G712G7389三种G993G2528模G5347G2499G178851100转G2010G712850转G2010G712400转G2010G712G15999G17885中的G1154灯显示G712G1866余的G993G1154灯G452水位G17885G6333表示洗涤G7114的G11004水量G3835G4579G712G15999G17885中的G1154灯表示G452工作过程显示表示洗涤过程当G2081G2052G1114程G5219的哪一G8505G1154灯的表示当G2081的进程G452剩余G7114间显示G11004G1122表示当G2081G2052G7424次洗衣结束还剩G991的剩余G7114间G712G4439G4466际G990G7114G6365G1955法计数规律变G2282的G452G8611过一秒G712显示G1955一秒G712当全G1955G1038G19658G7114G712表示G7424次洗衣过程结束G452二总体设计G2010类和系统组成1总体设计方案根据设计任务要求G712G18331G11004受电压控制转速的调速电动机作G11004G16825洗衣机的动力设备洗衣机所需的喷淋泵G712排水泵G712G1209G2462洗G2010水进水阀均G11004电磁阀驱动来G17902合G1039电路控制远板G990的剩余G7114间显示G18331G11004七段发光二极管显示G712剩余指示灯G11004G993G2528G14406彩的发光二极管显示G45292全自动洗衣机控制系统组成框图图2洗衣机G1039要技术参数（见G4579G21505G16840明书P2）洗衣机G1039要G2163G14033G14033自动G4448成G20056洗、洗涤、漂洗的洗衣全过程G727G14033正确显示洗衣剩余G7114间G72710G14033G17902过键盘来设定脱水速度G727G14033G17902过键盘来设定水位G20652度G727G14033正确G17885G6333工作模G5347G727G1867G7389喷淋G2163G14033G727G14033正确显示当G2081工作模G5347、脱水速度、水位G20652度、当G2081工作进程G452控制系统组成框图全自动洗衣机控制系统由七部G2010组成单片机电路G712电机控制电路G712显示模块电路G712水位检测电路G712键盘输入电路G712泵G712电磁控制模块电路G712稳压电源电路系统组成框图G3926图2所示G452G1866中单片机控制电路是G7692心电路G712由单片机G4557系统进G15904控制G452单片机是G17902过运G15904正确的程G5219事G4466让洗衣机自动控制的G452控制程G5219已经因此G3324单片机芯片G1881部的只G16847存储器中G45211第三章单片机电路和记忆电路174LS37374LS373片G1881是8G1022输出带三态G19388的D锁存器G712G1866结构示G5859图见图3所示G452当使G14033G12483G呈G20652G9869G5191G7114锁存器中的G1881G4493G2499更新G712G13792G3324返回低电G5191瞬间G4466G10628锁存G452G3926此G7114芯片的输出控制G12483G1038低G712G1075即输出三态G19388打开G712锁存器中的G3332址G1461息G1427G2499经由三态G19388输出G452除74LS373外G71284LS273、8282、8212G12573芯片G1075G2499G11004作G3332址锁存器G712G1306使G11004G7114接法稍G7389G993G2528G712由G1122接线稍繁、G3822G11004硬G1226和G1227G7696稍贵G712G6937G993G392674LS373G11004的G7234遍G452因此考虑G2052成G7424和电路的G12628单易G15904G5627G712G18331G1100474LS373作G1038接口系统电路设计的G1039要芯片G45274LS373G2163G14033表G3926附表G452图13示出结构原G10714G452A31374LS373A4A0A5A6A8A774LS373A10A9A712A13LA14A11A12HA17A11A12XA18A15ZA17A16A21A19A20A22A23A24A22A25A26A27A11A12A28A29A30A312AT89C51AT89C51是一种带4K字G14422闪烁G2499编程G2499擦除只G16847存储器（FPEROG48FALSHPROGRAMMABLEANDERASABLEREADONLYG48EMORY）的低电压G712G20652G5627G14033CG48OS8位微G3800G10714器G712俗称单片机G452AT89C2051是一种带2K字G14422闪烁G2499编程G2499擦除只G16847存储器的单片机G452单片机的G2499擦除只G16847存储器G2499G1209反复擦除100次G452G16825器G1226G18331G11004ATG48ELG20652密度非易失存储器制造技术制造G712与工G1006标准的G48CS51指令G19610和输出管脚相G1872G4493G452由G1122将G3822G2163G140338位CPU和闪烁存储器组合G3324单G1022芯片中G712ATG48EL的AT89C51是一种G20652效微控制器G712AT89C2051是G4439的一种精G12628版G7424G452AT89C单片机G1038G5468G3822G4896入G5347控制系统G6564G1391G1114一种G9801G8975G5627G20652且G1227G5277的方案G452管脚G16840明G57CCG1391电电压G452GG49D接G3332G452P0口P0口G1038一G10228位G9443级开路G2464G2533G44G18O口G712G8611脚G2499G2572G69228TTLG19388电流G452当P1口的管脚第一次G19011G7114G712G15999定G1053G1038G20652阻输入G452P0G14033G3827G11004G1122外部程G5219数据存储器G712G4439G2499G1209G15999定G1053G1038数据G18G3332址的第八位G452G3324FG44ASG43编程G7114G712P0口作G1038原码输入口G712当FG44ASG43进G15904G7669G20576G7114G712P0输出原码G712此G7114P0外部G5529G20047G15999G6301G20652G452P1口P1口是一G1022G1881部G6564G1391G990G6301电阻的8位G2464G2533G44G18O口G712P1口G13543G1926器G14033接G6922输出4TTLG19388电流G452P1口管脚G1901入1G2530G712G15999G1881部G990G6301G1038G20652G712G2499G11004作输入G712P1口G15999外部G991G6301G1038低电G5191G7114G712将输出电流G712G17837是由G1122G1881部G990G6301的G13548G6937G452G3324FLASG43编程和G7669G20576G7114G712P1口作G1038第八位G3332址接G6922G45213P2口P2口G1038一G1022G1881部G990G6301电阻的8位G2464G2533G44G18O口G712P2口G13543G1926器G2499接G6922G712输出4G1022TTLG19388电流G712当P2口G15999G1901G2561G257G7114G712G1866管脚G15999G1881部G990G6301电阻G6301G20652G712且作G1038输入G452G5194因此作G1038输入G7114G712P2口的管脚G15999外部G6301低G712将输出电流G452G17837是由G1122G1881部G990G6301的G13548G6937G452P2口当G11004G1122外部程G5219存储器G612216位G3332址外部数据存储器进G15904存取G7114G712P2口输出G3332址的G20652八位G452G3324给出G3332址G2561G257G7114G712G4439G2045G11004G1881部G990G6301G1260G2195G712当G4557外部八位G3332址数据存储器进G15904G16847G1901G7114G712P2口输出G1866G10317G8542G2163G14033G4504存器的G1881G4493G452P2口G3324FLASG43编程和G7669G20576G7114接G6922G20652八位G3332址G1461G2507和控制G1461G2507G452P3口P3口管脚是8G1022带G1881部G990G6301电阻的G2464G2533G44G18O口G712G2499接G6922输出4G1022TTLG19388电流G452当P3口G1901入G2561G257G2530G712G4439G1216G15999G1881部G990G6301G1038G20652电G5191G712G5194G11004作输入G452作G1038输入G712由G1122外部G991G6301G1038低电G5191G712P3口将输出电流（G44LL）G17837是由G1122G990G6301的G13548G6937G452P3口G1075G2499作G1038AT89C51的一些G10317G8542G2163G14033口G712G3926G991表所示口管脚备G17885G2163G14033P30RG59D（G1030G15904输入口）P31TG59D（G1030G15904输出口）P32G18G44G49T0（外部中断0）P33G18G44G49T1（外部中断1）P34T0（G16772G7114器0外部输入）P35T1（G16772G7114器1外部输入）P36G18WR（外部数据存储器G1901G17885G17902）P37G18RD（外部数据存储器G16847G17885G17902）P3口G2528G7114G1038闪烁编程和编程G7669G20576接G6922一些控制G1461G2507G452RST复位输入G452当G6403G14645器复位器G1226G7114G712要G1457G6357RST脚两G1022机器G2620G7411的G20652电G5191G7114间G452ALEG18PROG当G16787G19394外部存储器G7114G712G3332址锁存G1813G16780的输出电G5191G11004G1122锁存G3332址的G3332位字G14422G452G3324FLASG43编程G7411间G712此引脚G11004G1122输入编程G14045G1926G452G3324G5191G7114G71214ALEG12483G1209G993变的G20069G10587G2620G7411输出正G14045G1926G1461G2507G712此G20069G10587G1038G6403G14645器G20069G10587的1G186G452因此G4439G2499G11004作G4557外部输出的G14045G1926G6122G11004G1122定G7114G11458的G452G9994G13792要G8892G5859的是G8611当G11004作外部数据存储器G7114G712将G17351过一G1022ALEG14045G1926G452G3926G5831G12117止ALE的输出G2499G3324SFR8EG43G3332址G990G136340G452此G7114G712ALE只G7389G3324G6203G15904G48OG57G59G712G48OG57C指令是ALE才G17227作G11004G452另外G712G16825引脚G15999G11065微G6301G20652G452G3926G7536微G3800G10714器G3324外部G6203G15904状态ALEG12117止G712G13634位G7092效G452G18PSEG49外部程G5219存储器的G17885G17902G1461G2507G452G3324由外部程G5219存储器取指G7411间G712G8611G1022机器G2620G7411两次G18PSEG49G7389效G452G1306G3324G16787G19394外部数据存储器G7114G712G17837两次G7389效的G18PSEG49G1461G2507将G993出G10628G452G18EAG18G57PP当G18EAG1457G6357低电G5191G7114G712G2029G3324此G7411间外部程G5219存储器（0000G43FFFFG43）G712G993管是G2554G7389G1881部程G5219存储器G452G8892G5859加密方G53471G7114G712G18EA将G1881部锁定G1038RESETG727当G18EAG12483G1457G6357G20652电G5191G7114G712此间G1881部程G5219存储器G452G3324FLASG43编程G7411间G712此引脚G1075G11004G1122G7057加12G57编程电源（G57PP）G452G59TAL1反G2533G6403G14645放G3835器的输入G2462G1881部G7114G19059工作电路的输入G452G59TAL2来自反G2533G6403G14645器的输出G452G6403G14645器G10317G5627G29G59TAL1和G59TAL2G2010G2047G1038反G2533放G3835器的输入和输出G452G16825反G2533放G3835器G2499G1209G18209G13634G1038片G1881G6403G14645器G452G11719G7242G6403G14645和G19530G10955G6403G14645均G2499G18331G11004G452G3926G18331G11004外部G7114G19059源驱动器G1226G712G59TAL2G5224G993接G452G7389余输入至G1881部G7114G19059G1461G2507要G17902过一G1022二G2010G20069G16314发器G712因此G4557外部G7114G19059G1461G2507的G14045G4497G7092任何要求G712G1306G5529G20047G1457G16789G14045G1926的G20652低电G5191要求的G4497度G452引脚排列G3926图所示153单片机记忆电路1617第四章电机控制及驱动电路电机是洗衣机中的G1039要动力装G13634G712G11004来G4466G10628G4557衣物的洗涤和G20652速脱水G452由G1122洗衣和脱水的G10317G8542要求G712G4557电动机的速度变G2282G14551G3272要求G17751G4497G118628转G2010G7941100转G2010G993G12573G452G5194且要求正反转变G2282G452变G20069调速电机G11458G2081G3324洗衣机中G5483G2052G5203G8879G18331G11004G4521调速电机控制电路调速电机控制电路由两G1022部G2010组成G452第一部G2010是方G2533控制和转速控制电路G452G1866中方G2533控制是G1209DG12483的G20652G712低电G5191G1038控制G1393据G712当DG320G7114G712控制电路控制电机正转G452当DG321G7114G20652电G5191控制电路控制电机反转G712转速控制的G1393据G7114G57A32G12483的模G6323电压的G3835G4579G712G57