标签: square

Toomanybooksonembeddedsoftwaredevelopmentdeliverconceptuallyelegantmodelsofthedevelopmentprocess,butlackthedown-to-earthdetailsofhowtoactuallygetthejobdone.Thisno-nonsenseguidefillsinthosedetailsbyshowinganactualprojectfromstarttofinish,andallofthemethodsanddocumentscreatedalongtheway.Thisinformationcomesdirectlyfromtheauthor's20yearsofexperiencedevelopingembeddedsoftwareforelectronicproductsmadebytopU.S.corporationsThisguidewalksthereaderthroughthecreationofatypicalembeddedapplication,avoicecontrolledsynthesizer,fromrequirementsanalysisthroughvalidation.……

摘要：几个运算放大器和一些外部组件，您可以构建脉冲发生器与变频和工作周期。Maxim/Dallas>AppNotes>AMPLIFIERANDCOMPARATORCIRCUITSAUTOMOTIVEKeywords:pulsegenerator,VCO,voltagecontrolledoscillator,opamp,operationalamplifier,frequency,Mar26,2003squarewave,opamp,opampsAPPLICATIONNOTE1960SimplePulseGeneratorHasLowPartsCountWithafewopampsandsomeexternalcomponents,youcanbuildapulsegeneratorwithvariablefrequencyanddutycycle.Thenaturalchoiceforgeneratingapulseofvariablefrequencyanddutycycleisagoodbench-toppulsegenerator.Ifyoudon'thaveageneratorormustbuildoneintoyoursystem,however,youcandoitwithafewopampsandsomeexternalcomponents(Figure1).Figure1.Thissimpleandversatilepulsegeneratorincludesonly15components.U1andQ1formavoltage-c……

摘要：数的运算放大器和一些外部元件，您可以建立具有可变频率和占空比的脉冲发生器。Maxim/Dallas>AppNotes>AMPLIFIERANDCOMPARATORCIRCUITSAUTOMOTIVEKeywords:pulsegenerator,VCO,voltagecontrolledoscillator,opamp,operationalamplifier,frequency,Mar26,2003squarewave,opamp,opampsAPPLICATIONNOTE1960SimplePulseGeneratorHasLowPartsCountWithafewopampsandsomeexternalcomponents,youcanbuildapulsegeneratorwithvariablefrequencyanddutycycle.Thenaturalchoiceforgeneratingapulseofvariablefrequencyanddutycycleisagoodbench-toppulsegenerator.Ifyoudon'thaveageneratorormustbuildoneintoyoursystem,however,youcandoitwithafewopampsandsomeexternalcomponents(Figure1).Figure1.Thissimpleandversatilepulsegeneratorincludesonly15components.U1andQ1formavoltage-c……

pads2007_Chamf_Square,2007_Chamf_Square……