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HT45F3630 Datasheet(PDF) 7 Page - Holtek Semiconductor Inc |
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HT45F3630 Datasheet(HTML) 7 Page - Holtek Semiconductor Inc |
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7 / 137 page  Rev. 1.00 � �a��� 0�� �01� Rev. 1.00 7 �a��� 0�� �01� HT45F3630 Power Tool Controller 8-Bit Flash MCU HT45F3630 Power Tool Controller 8-Bit Flash MCU General Description ThedeviceisaFlashMemoryA/Dtype8-bithighperformanceRISCarchitecturemicrocontroller withahighvoltagedriverofupto12V,whichisspecificallydesignedforpowertoolcontroller applications.OfferinguserstheconvenienceofFlashMemorymulti-programmingfeatures,this devicealsoincludesawiderangeoffunctionsandfeatures.OthermemoryincludesanareaofRAM DataMemoryaswellasanareaofEEPROMmemoryforstorageofnon-volatiledatasuchasserial numbers,calibrationdataetc. Analogfeaturesincludeamulti-channel12-bitA/Dconverter,anovercurrentprotectionfunction andalevelshiftfunction.MultipleandextremelyflexibleTimerModulesprovidetiming,pulse generationandPWMgenerationfunctions.Easycommunicationwiththeoutsideworldisprovided usingtheinternalfullyintegratedI2Cinterface,thispopularinterfacewhichprovidesdesigners withameansofeasycommunicationwithexternalperipheralhardware.Protectivefeaturessuchas aninternalWatchdogTimer,LowVoltageResetandLowVoltageDetectorcoupledwithexcellent noiseimmunityandESDprotectionensurethatreliableoperationismaintainedinhostileelectrical environments. Afullchoiceofvariousinternalhighandlowoscillatorfunctionsisprovidedincludingafully integratedsystemoscillatorwhichrequiresnoexternalcomponentsforitsimplementation.The abilitytooperateandswitchdynamicallybetweenarangeofoperatingmodesusingdifferent clocksourcesgivesuserstheabilitytooptimisemicrocontrolleroperationandminimisepower consumption. ThisdevicecontainsaprogrammableI/Oportsourcecurrentfunctionwhichisusedtoimplement LEDdrivingfunction.AlsotheinclusionofflexibleI/Oprogrammingfeatures,Time-Basefunctions alongwithmanyotherfeaturesfurtherenhancedevicefunctionalityandflexibilityforwiderangeof applicationpossibilities. Block Diagram 8-bit RISC �CU Co�e Time� �odules Flas� P�og�am �emo�y EEPRO� Data �emo�y Flas�/EEPRO� P�og�amming Ci��uit�y (OCDS/ICP) RA� Data �emo�y Time Bases Level S�ift Low Voltage Dete�t Low Voltage Dete�t Wat��dog Time� Ove� Cu��ent P�ote�tion HVO VCC 1�-bit A/D Conve�te� I�C I/O Reset Ci��uit Inte��upt Cont�olle� Inte�nal RC Os�illato�s |
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