Train_PIC16F639_new

©MicrochipTechnologyIncorporated.AllRightsReserved.1SmartSensingandKeylessEntrySystemsusingPIC16F639Dr.YoubokLeeMicrochipTechnologyInc2355WestChandlerBlvdChandler,AZ85224©MicrochipTechnologyIncorporated.AllRightsReserved.SMTDApplicationsGroupPIC16F6392IntroducingthePIC12F635&PIC16F636/98-Pin14-PinFeatures/Memory20-PinPIC16F6392kWord,2xComp256EE,128RAMKEELOQ®IC,PLVDAFEPIC12F6351kWord,1xComp128EE,64RAMKEELOQ®IC,PLVDPIC16F6362kWord,2xComp256EE,128RAMKEELOQ®IC,PLVD©MicrochipTechnologyIncorporated.AllRightsReserved.SMTDApplicationsGroupPIC16F6393AgendaSession1:WhatisthePIC16F639anditsApplications?DefinitionsandRequirementsforSmartSensingWhatisthePIC16F639?PIC16F639ApplicationsSession2:3DAnalogFront-EndDeviceFunctionalBlockDiagramWake-UpFilterRSSI(ReceivedSignalStrengthIndicator)DynamicallyConfigurableRegistersSPIInterfaceCommandsforRegistersSession3:PKESystemDesignBasicsforLFandUHFCommunicationsCircuitExamplesofTransponderandBaseStation©MicrochipTechnologyIncorporated.AllRightsReserved.SMTDApplicationsGroupPIC16F6394Example:KeylessEntrySystems(YesterdayandToday)EncryptedCodesUHFReceiverMicrocontroller(MCU)LEDMCU(KEELOQ)UHFTransmitterLED©MicrochipTechnologyIncorporated.AllRightsReserved.SMTDApplicationsGroupPIC16F6395SmartKeylessEntrySystemsHands-FreeOperationLongRange100%ReliableandStand-AloneSelf-LearningandSelf-ControlSecureDataHandlingEasytoMakeandSimpletoUseSimple,Small,andInexpensiveLongerBatteryLifeTime©MicrochipTechnologyIncorporated.AllRightsReserved.SMTDApplicationsGroupPIC16F6396Example:SmartKeylessEntrySystems(Tomorrow)EncryptedCodesUHFReceiverLFTransmitter/ReceiverMicrocontroller(MCU)LEDPIC16F639:MCU+3DAnalogFront-EndUHFTransmitterLED©MicrochipTechnologyIncorporated.AllRightsReserved.SMTDApplicationsGroupPIC16F6397WhatdoweneedforSmartPKETransponders?LongRangeBi-DirectionalCommunication---Dualfrequency(125kHz+UHF)NoOrientationProblem--Need3antennasforX,Y,andZdirectionsImmunetoNoiseandFalseSignal--Needwake-upfilterHighInputSensitivityforLongRange---~5mVSelf-AntennaTuning---NeedinternalresonantcapsLowCurrentDraw---Needself-controlcircuitsIntelligentDecisionMaking---NeedspecialregistersDynamicConfiguration---NeedMCUforSPIinterface©MicrochipTechnologyIncorporated.AllRightsReserved.SMTDApplicationsGroupPIC16F6398Letsee…WhatisthePIC16F639?©MicrochipTechnologyIncorporated.AllRightsReserved.SMTDApplicationsGroupPIC16F6399Dual-DieinaSinglePackageApproachPIC16F636(KEELOQ)SPIInterface3DAnalogFront-EndDevice(MCP2030)©MicrochipTechnologyIncorporated.AllRightsReserved.SMTDApplicationsGroupPIC16F63910PIC16F639PINOUT(20pinSSOPPackage)DualDieConfiguration=PIC16F636+3DAFE1234567891020191817161514131211VDDRA5/T1CK1/OSC1/CLKINRA4/T1CK2/OSC2/CLKOUTRA3/MCLR/VPPRC5RC4/C2OUTRC3/LFDATA/SDIOVDDTLCZLCYLCXLCCOMVSSTRC2/SCLK/ALERTRC1/C2IN-/CSRC0/C2IN+RA2/TOCKI/INT/C1OUTRA1/C1IN-/VREF/ICSPCLKRA0/C1IN+/ICSPDATVSSPIC16F636Analog©MicrochipTechnologyIncorporated.AllRightsReserved.SMTDApplicationsGroupPIC16F63911VDDS0S1S2DATARFENLFDATA/SDIOVDDTLCXLCYVSSS3S4S5LEDCSSCLK/ALERTVSSTLCCOMLCZRFCircuitry(UHFTX)+3V+3V+3V+3V1234567891020191817161514131211315MHzExample:PKETransponderConfiguration©MicrochipTechnologyIncorporated.AllRightsReserved.SMTDApplicationsGroupPIC16F63912Sensitivity(Wake-UpFilterEnabled)InputSignalDemodulatedOutput©MicrochipTechnologyIncorporated.AllRightsReserved.SMTDApplicationsGroupPIC16F63913Sensitivity(Wake-UpFilterDisabled)InputSignalDemodulatedOutput©MicrochipTechnologyIncorporated.AllRightsReserved.SMTDApplicationsGroupPIC16F63914NoOutputifInputWake-Upfilterdoesnotmeettheprogrammedtimingrequirement)InputSignalDemodulatedOutput©MicrochipTechnologyIncorporated.AllRightsReserved.SMTDApplicationsGroupPIC16F63915PIC16F636FeaturesMid-RangeMicroCore14pins2KbitsFlashProgramMemory128bytesRAM,256bytesEEPROMOperatingSpeed:DC-20MHzVDDRange:2–5.5VLOWPowerConsumptionStandbyCurrent:1nA@2V,typicalOperatingCurrent:100uA@1MHz,2V,typicalWatchdogTimerCurrent:1uA@2V,typicalUltraLow-PowerWake-Up(RA0pin)On-BoardHardwarePeripheralsKeeLoqModule(CodeHoppingEncryptionalgorithm)WeakPull-UpandPull-DownRegistersIndividuallyConfigurableInterrupt-On-Change(IOCA),PortAonlyTwoComparatorsSelectableInternalClocks:31kHzto8MHz©MicrochipTechnologyIncorporated.AllRightsReserved.SMTDApplicationsGroupPIC16F63916PIC16F639FeatureOverview(AnalogSection:MCP2030)3AnaloginputchannelstodetectsignalsfromX,Y,andZdirectionsInputsensitivityrange:1-6mVppConfigurablewake-upfiltertimingInternaltuningcapacitorsforeachchannelIndividualinputchannelenableordisableInputsensitivityadjustmentOptimumcarrierfrequencyband:100-140kHzBi-directionalLFtalkback8dynamicallyconfigurablecontrolregistersSerialPeripheralInterface(SPI)withMCUBatteryback-upmodeBatterylessoperationispossible©MicrochipTechnologyIncorporated.AllRightsReserved.SMTDApplicationsGroupPIC16F63917ElectricalSpecificationsofKeyParameters©MicrochipTechnologyIncorporated.AllRightsReserved.SMTDApplicationsGroupPIC16F63918PIC16F639Specification(AFE)ParametersS