标签: adjustment

PLCClockadjustmentwithscreen

DayofWeek+WeekNumber+AutoBSTadjustment

RecentU.S.legislationincreasedthedaylightsavingtime(DST)periodbyfourweeks.ThischangewillaffectsystemsthatadjustforDSTbyusingreal-timeclocks(RTCs)withanintegratedDSTadjustment.ThisnotediscussesissuesrelatedtotheDSTchange,showshowtotestandadjusttheRTCforDST,andrecommendshowtomanageDSTinfuturedesigns.……

Abstract:Insomeelectronicsystems,aDCoffsetvoltageattheinputswillcontributeasignificanterrortotheoutput.Thisisespeciallytrueinhighgainconfigurations.Anoffsetadjustmentcircuitcanbeaddedto"null"outtheoffsetvoltage,makinghighgainstagespracticalevenwithsignificantinputoffsetvoltagesfoundinopampcircuits.Maxim>AppNotes>AmplifierandComparatorCircuitsDigitalPotentiometersKeywords:offsetadjust,offsetadjustment,opamp,nullingcircuits,nullingopamps,DCoffsetvoltage,Sep17,2001opampsAPPLICATIONNOTE803EPOTApplications:OffsetAdjustmentinOp-AmpCircuitsAbstract:Insomeelectronicsystems,aDCoffsetvoltageattheinputswillcontributeasignificanterrortotheoutput.Thisisespeciallytrueinhighgainconfigurations.Anoffsetadjustmentcircuitcanbeaddedto"null"outtheoffsetvoltage,makinghighgainstagespracticalevenwithsignificantinputoffsetvoltagesfoundinopampcircuits.ElectronicPotentiometers(EPOTS)offerdesignerstheopportunitytocontrolaresistanceviaadigitalinterfaceandcanbeusedinplaceofmechanical……

Variablegainamplifiersoftenuseamechanicalpotentiometertosetthegain.Anexampleisavolumecontroldial.However,whentheanalogsignalpathisdigitallycontrolled,adigitalpotentiometermightbeusedtocontrolgain.Thisarticlediscussestheuseofthedigitalpotentiometertoformdigitallycontrolledgainorfilterblocks.Maxim>AppNotes>AMPLIFIERANDCOMPARATORCIRCUITSDIGITALPOTENTIOMETERSKeywords:EPOTApplications:GainAdjustmentinOp-AmpCircuitsNov28,2001APPLICATIONNOTE864EPOTApplications:GainAdjustmentinOp-AmpCircuitsVariablegainamplifiersoftenuseamechanicalpotentiometertosetthegain.Anexampleisavolumecontroldial.However,whentheanalogsignalpathisdigitallycontrolled,adigitalpotentiometermightbeusedtocontrolgain.Thisarticlediscussestheuseofthedigitalpotentiometertoformdigitallycontrolledgainorfilterblocks.GeneralThroughoutthisdiscussionofdigitalpotentiometers,thetermEPOTisusedratherthandigitalpot,EEPOTorEPOT.ThetermEPOTdescribestheMaximseriesofvola……

摘要：在一些电子系统，将有助于在输入电压直流偏置输出一个重要的错误。在高增益配置，这是特别真实。偏移调整电路，可添加到“空”出来的偏移电压，高增益的阶段，甚至与实际运放电路中重要的输入失调电压。Maxim>AppNotes>AmplifierandComparatorCircuitsDigitalPotentiometersKeywords:offsetadjust,offsetadjustment,opamp,nullingcircuits,nullingopamps,DCoffsetvoltage,Sep17,2001opampsAPPLICATIONNOTE803EPOTApplications:OffsetAdjustmentinOp-AmpCircuitsAbstract:Insomeelectronicsystems,aDCoffsetvoltageattheinputswillcontributeasignificanterrortotheoutput.Thisisespeciallytrueinhighgainconfigurations.Anoffsetadjustmentcircuitcanbeaddedto"null"outtheoffsetvoltage,makinghighgainstagespracticalevenwithsignificantinputoffsetvoltagesfoundinopampcircuits.ElectronicPotentiometers(EPOTS)offerdesignerstheopportunitytocontrolaresistanceviaadigitalinterfaceandcanbeusedinplaceofmechanical……

可变增益放大器通常使用机械电位器来设置增益。一个例子是一个音量控制旋钮。然而，当模拟信号路径数字控制，数字电位器可能被用来控制增益。本文讨论了数字电位器的使用，形成数字控制增益或过滤块。Maxim>AppNotes>AMPLIFIERANDCOMPARATORCIRCUITSDIGITALPOTENTIOMETERSKeywords:EPOTApplications:GainAdjustmentinOp-AmpCircuitsNov28,2001APPLICATIONNOTE864EPOTApplications:GainAdjustmentinOp-AmpCircuitsVariablegainamplifiersoftenuseamechanicalpotentiometertosetthegain.Anexampleisavolumecontroldial.However,whentheanalogsignalpathisdigitallycontrolled,adigitalpotentiometermightbeusedtocontrolgain.Thisarticlediscussestheuseofthedigitalpotentiometertoformdigitallycontrolledgainorfilterblocks.GeneralThroughoutthisdiscussionofdigitalpotentiometers,thetermEPOTisusedratherthandigitalpot,EEPOTorEPOT.ThetermEPOTdescribestheMaximseriesofvola……

摘要：本应用笔记介绍了校准使产品准确，安全，经济实惠。它提供制造及该公司许多实实在在的好处。文章讨论数字校准的好处后，回答一些常见问题。Maxim>DesignSupport>AppNotes>DigitalPotentiometers>APP4711Keywords:calibration,adjustment,ATE,automatictest,final,removetoleranceJul02,2010APPLICATIONNOTE4711DigitalCalibrationMakesAutomatedTestEasy;CalibrationFAQsBy:DavidFry,StrategicApplicationsEngineeringManagerBillLaumeister,StrategicApplicationsEngineerAbstract:Thisapplicationnoteexplainsthatcalibrationmakesproductsaccurate,safe,andaffordable.Itprovidesmanufacturingandthecompanymanytangiblebenefits.Afterdiscussingthebenefitsofdigitalcalibration,thearticleanswerssomeFAQs.IntroductionTestandadjustmentisusedeverywhereto……

摘要：数字电位器（盆）提供音频音量（增益）控制应用的优势，可以取代笨重的机械电位器，尤其是在手持便携设备，如MP3播放器，掌上电脑，手机，移动互联网设备，或立体声调幅/调频收音机。本文档介绍了音频控制，如对数锥盆（日志盆）提供的数字电位器的类型。它会检查使用日志锥盆和音频放大器的几种常见的设计，评估他们的优点和缺点，并建议电路设计。Maxim>AppNotes>AudioCircuitsDigitalPotentiometersKeywords:digitalpot,digitalpotentiometer,audiovolumecontrol,MAX5407,MAX5408,MAX5409,MAX5410,MAX5411,volumecontrol,Dec26,2002volumeadjust,digitalvolumeadjustment,logpots,digitallogpots,logarithmictaper,logarithmic,potentiometersAPPLICATIONNOTE1828AudioGainControlUsingDigitalPotentiometersAbstract:Digitalpotentiometers(pots)offeradvantagesforaudiovolume(gain)controlapplicationsandcanreplacebulkymechanicalpots,especiallyinhandheldportabledevicessuchasMP3players,PDAs,cellphones,mobileInternetdevices,orstereoAM/FMradios.Thisdocumentdescribesthetypesofdigitalpotsavailableforaudiocontrolsuchaslogarithmictaperpots(logpots).Itexaminessev……

摘要：本教程讨论数字调整输出电压的直流-直流转换器的方法。数字调整方法是与数字模拟转换器(DAC)、修剪锅（数字电位器）和PWM输出的微处理器。每一种方法评估并提出几个Dac和数字电位器。Maxim>AppNotes>DigitalpotentiometersKeywords:DC-DCconverter,outputvoltageadjustment,digital-to-analogconverter,DAC,trimpot,digitalpotentiometer,PWMoutputAug06,2002APPLICATIONNOTE818DigitalAdjustmentofDC-DCConverterOutputVoltageinPortableApplicationsAbstract:ThistutorialdiscussesmethodsfordigitallyadjustingtheoutputvoltageofaDC-DCconverter.Thedigitaladjustmentmethodsarewithadigital-to-analogconverter(DAC),atrimpot(digitalpotentiometer),andPWMoutputofamicroprocessor.EachmethodisassessedandseveralDACsanddigitalpotentiometerspresented.TherearemanyportableapplicationsthatoptimizecircuitperformancebyadjustingtheoutputvoltageofaDC-DCconverter.Forinstance,manymicroprocessorscanoperate……