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HT66F4530 Datasheet(PDF) 187 Page - Holtek Semiconductor Inc |
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HT66F4530 Datasheet(HTML) 187 Page - Holtek Semiconductor Inc |
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187 / 224 page  Rev. 1.00 18� De�e��e� �1� �01� Rev. 1.00 187 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 Thevariousinterruptenablebits,togetherwiththeirassociatedrequestflags,areshowninthe accompanyingdiagramswiththeirorderofpriority.Someinterruptsourceshavetheirown individualvectorwhileotherssharethesamemulti-functioninterruptvector.Onceaninterrupt subroutineisserviced,alltheotherinterruptswillbeblocked,astheglobalinterruptenablebit, EMIbitwillbeclearedautomatically.Thiswillpreventanyfurtherinterruptnestingfromoccurring. However,ifotherinterruptrequestsoccurduringthisinterval,althoughtheinterruptwillnotbe immediatelyserviced,therequestflagwillstillberecorded. Ifaninterruptrequiresimmediateservicingwhiletheprogramisalreadyinanotherinterruptservice routine,theEMIbitshouldbesetafterenteringtheroutine,toallowinterruptnesting.Ifthestack isfull,theinterruptrequestwillnotbeacknowledged,eveniftherelatedinterruptisenabled,until theStackPointerisdecremented.Ifimmediateserviceisdesired,thestackmustbepreventedfrom becomingfull.Incaseofsimultaneousrequests,theaccompanyingdiagramshowstheprioritythat isapplied.Alloftheinterruptrequestflagswhensetwillwake-upthesedevicesifitisinSLEEP orIDLEMode,howevertopreventawake-upfromoccurringthecorrespondingflagshouldbeset beforethesedevicesareinSLEEPorIDLEMode. Inte��upt Na�e Request Flags Ena�le Bits Maste� Ena�le Vector EMI auto disa�led in ISR P�io�ity High Low Inte��upts �ontained within Multi-Fun�tion Inte��upts Inte��upt Na�e Request Flags Ena�le Bits xxE Ena�le Bits xxF Request Flag� auto �eset in ISR Legend xxF Request Flag� no auto �eset in ISR 04H INT0 Pin INT0F INT0E EMI �0H INT1 Pin INT1F INT1E EMI �CH EMI LVD LVF LVE 08H SD Co�p.0 SDC0F SDC0E EMI �8H SD Co�p.1 SDC1F SDC1E EMI 14H EMI A/D ADF ADE 18H Ti�e Base 0 TB0F TB0E EMI 1CH Ti�e Base 1 TB1F TB1E EMI PTM0 P PTM0PF PTM0PE PTM0 A PTM0AF PTM0AE 0CH M. Fun�t. 0 MF0F MF0E EMI 10H EMI M. Fun�t. 1 MF1F MF1E �4H SIM SIMF SIME EMI 30H EEPROM DEF DEE EMI STM0 P STM0PF STM0PE STM0 A STM0AF STM0AE Interrupt Structure – HT66F4530 |
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