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전자부품 데이터시트 검색엔진 |
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전자부품 데이터시트 검색엔진 |
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HT66F4530 데이터시트(PDF) 179 Page - Holtek Semiconductor Inc |
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HT66F4530 데이터시트(HTML) 179 Page - Holtek Semiconductor Inc |
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179 / 224 page  Rev. 1.00 178 De�e��e� �1� �01� Rev. 1.00 179 De�e��e� �1� �01� HT66F4530/HT66F4540/HT66F4550 A/D Flash MCU with Dual Operational Amplifiers HT66F4530/HT66F4540/HT66F4550 A/D Flash MCU with Dual Operational Amplifiers Interrupts Interruptsareanimportantpartofanymicrocontrollersystem.Whenanexternaleventoran internalfunctionsuchasaTimerModuleoranA/Dconverterrequiresmicrocontrollerattention, theircorrespondinginterruptwillenforceatemporarysuspensionofthemainprogramallowingthe microcontrollertodirectattentiontotheirrespectiveneeds.Thesedevicescontainseveralexternal interruptandinternalinterruptsfunctions.Theexternalinterruptsaregeneratedbytheactionofthe externalINT0~INT1pins,whiletheinternalinterruptsaregeneratedbyvariousinternalfunctions suchastheTMs,TimeBases,LVD,EEPROMandtheA/Dconverter. Interrupt Registers Overallinterruptcontrol,whichbasicallymeansthesettingofrequestflagswhencertain microcontrollerconditionsoccurandthesettingofinterruptenablebitsbytheapplication program,iscontrolledbyaseriesofregisters,locatedintheSpecialPurposeDataMemory.The numberofregistersdependsupontheselecteddevicebutfallintothreecategories.Thefirstisthe INTC0~INTC3registerswhichsetuptheprimaryinterrupts,thesecondistheMFI0~MFI1registers whichsetuptheMulti-functioninterrupts.FinallythereisanINTEGregistertosetuptheexternal interrupttriggeredgetype. Eachregistercontainsanumberofenablebitstoenableordisableindividualregistersaswellas interruptflagstoindicatethepresenceofaninterruptrequest.Thenamingconventionofthese followsaspecificpattern.Firstislistedanabbreviatedinterrupttype,thenthe(optional)numberof thatinterruptfollowedbyeitheran"E"forenable/disablebitor"F"forrequestflag. Function Enable Bit Request Flag Notes Glo�al EMI — — INTn Pin INTnE INTnF n=0~1 SD Co�pa�ato� SDCnE SDCnF n=0~1 Multi-fun�tion MFnE MFnF n=0~1 A/D Conve�te� ADE ADF — Ti�e Base TBnE TBnF n=0~1 SIM SIME SIMF — LVD LVE LVF — EEPROM DEE DEF — STMn STMnPE STMnPF n=0 STMnAE STMnAF PTMn PTMnPE PTMnPF n=0 PTMnAE PTMnAF Interrupt Register Bit Naming Conventions – HT66F4530 |
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