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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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HT45F4M датащи(PDF) 75 Page - Holtek Semiconductor Inc |
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HT45F4M датащи(HTML) 75 Page - Holtek Semiconductor Inc |
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75 / 138 page  Rev. 1.10 74 �an�a�� 1�� �01� Rev. 1.10 7� �an�a�� 1�� �01� HT45F4M Lithium Battery Backup Power ASSP MCU HT45F4M Lithium Battery Backup Power ASSP MCU Bit3 T1OC:TP1_0,TP1_1outputcontrolbit CompareMatchOutputMode 0:Initiallow 1:Initialhigh PWMMode/SinglePulseOutputMode 0:Activelow 1:Activehigh ThisistheoutputcontrolbitfortheTMoutputpin.Itsoperationdependsupon whetherTMisbeingusedintheCompareMatchOutputModeorinthePWMMode/ SinglePulseOutputMode.IthasnoeffectiftheTMisintheTimer/CounterMode.In theCompareMatchOutputModeitdeterminesthelogicleveloftheTMoutputpin beforeacomparematchoccurs.InthePWMModeitdeterminesifthePWMsignalis activehighoractivelow. Bit2 T1POL:TP1_0,TP1_1outputPolaritycontrol 0:Non-invert 1:Invert ThisbitcontrolsthepolarityoftheTP1_0andTP1_1outputpins.Whenthebitisset hightheTMoutputpinwillbeinvertedandnotinvertedwhenthebitiszero.Ithasno effectiftheTMisintheTimer/CounterMode. Bit1 T1CAPTS:TM1capturetriggersourceselect 0:FromTP1pin 1:FromTCK1pin Bit0 T1CCLR:SelectTM1Counterclearcondition 0:TM1ComparatorPmatch 1:TM1ComparatorAmatch Thisbitisusedtoselectthemethodwhichclearsthecounter.Rememberthatthe StandardTMcontainstwocomparators,ComparatorAandComparatorP,eitherof whichcanbeselectedtocleartheinternalcounter.WiththeT1CCLRbitsethigh, thecounterwillbeclearedwhenacomparematchoccursfromtheComparatorA. Whenthebitislow,thecounterwillbeclearedwhenacomparematchoccursfrom theComparatorPorwithacounteroverflow.Acounteroverflowclearingmethodcan onlybeimplementediftheCCRPbitsareallclearedtozero.TheT1CCLRbitisnot usedinthePWMMode,SinglePulseorInputCaptureMode. TM1DL Register Bit 7 6 5 4 3 2 1 0 Name D7 D6 D� D4 D� D� D1 D0 R/W R R R R R R R R POR 0 0 0 0 0 0 0 0 Bit7~0 TM1DL:TM1CounterLowByteRegisterbit7~bit0 TM110-bitCounterbit7~bit0 TM1DH Register Bit 7 6 5 4 3 2 1 0 Name — — — — — — D9 D8 R/W — — — — — — R R POR — — — — — — 0 0 Bit7~2 “—”:Unimplemented,readas0 Bit1~0 TM1DH:TM1CounterLowByteRegisterbit1~bit0 TM110-bitCounterbit9~bit8 |
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