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HT67F370 Datasheet(PDF) 7 Page - Holtek Semiconductor Inc |
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HT67F370 Datasheet(HTML) 7 Page - Holtek Semiconductor Inc |
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7 / 225 page  Rev. 1.00 � �an�a�� 0�� �01� Rev. 1.00 � �an�a�� 0�� �01� HT67F370 TinyPowerTM A/D Flash MCU with LCD & EEPROM HT67F370 TinyPowerTM A/D Flash MCU with LCD & EEPROM General Description ThedeviceisaFlashMemoryA/Dtype8-bithighperformanceRISCarchitecturemicrocontroller, designedforapplicationswhichrequireanLCDinterface.OfferinguserstheconvenienceofFlash Memorymulti-programmingfeatures,thedevicealsoincludesawiderangeoffunctionsand features.OthermemoryincludesanareaofRAMDataMemoryaswellasanareaoftrueEEPROM memoryforstorageofnon-volatiledatasuchasserialnumbers,calibrationdataetc. Analogfeaturesincludeamulti-channel12-bitA/Dconverter.Multipleandextremelyflexible TimerModulesprovidetiming,pulsegeneration,captureinput,comparematchoutputandPWM generationfunctions.Communicationwiththeoutsideworldiscateredforbyincludingfully integratedSPI,I2CandUARTinterfacefunctions,thethreepopularinterfaceswhichprovide designerswithameansofeasycommunicationwithexternalperipheralhardware.Protective featuressuchasaninternalWatchdogTimer,LowVoltageResetandLowVoltageDetectorcoupled withexcellentnoiseimmunityandESDprotectionensurethatreliableoperationismaintainedin hostileelectricalenvironments.Theexternalinterruptcanbetriggeredwithfallingedgesorboth fallingandrisingedges. Afullchoiceofexternal,internalhighandlowoscillatorsisprovidedincludingtwofullyintegrated systemoscillatorswhichrequirenoexternalcomponentsfortheirimplementation.Theabilityto operateandswitchdynamicallybetweenarangeofoperatingmodesusingdifferentclocksources givesuserstheabilitytooptimisetheconflictingdemandsofhighmicrocontrollerperformanceand lowpowerconsumption. TheinclusionofflexibleI/Oprogrammingfeaturesalongwithmanyotherfeaturesensurethatthe devicewillfindspecificexcellentuseinawiderangeofapplicationpossibilitiessuchaselectronic metering,environmentalmonitoring,handheldinstruments,householdappliances,electronically controlledtools,motordrivinginadditiontomanyothers. Block Diagram 8-bit RISC MCU Co�e Flash P�og�am Memo�� EEPROM Data Memo�� Flash/EEPROM P�og�amming Ci�c�it�� (ICP/OCDS) Inte���pt Cont�olle� Reset Ci�c�it IAP RAM Data Memo�� Watchdog Time� Inte�nal HIRC/LIRC Oscillato�s LCD D�ive� I/O Time� Mod�les Time Bases Exte�nal HXT/LXT Oscillato�s Low Voltage Reset Low Voltage Detect UART SIM (SPI / I�C) 1�-bit A/D Conve�te� |
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