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HT66F4530 Datasheet(PDF) 172 Page - Holtek Semiconductor Inc |
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HT66F4530 Datasheet(HTML) 172 Page - Holtek Semiconductor Inc |
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172 / 224 page  Rev. 1.00 17� De�e��e� �1� �01� Rev. 1.00 173 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 SDC1C Register Bit 7 6 5 4 3 2 1 0 Na�e SDC1OUT SDC1EN SDC1O — SDC1DEB1 SDC1DEB0 SDC1IS1 SDC1IS0 R/W R R/W R — R/W R/W R/W R/W POR 0 0 0 — 0 0 0 0 Bit7 SDC1OUT:SDComparator1outputbit IfSDC1POL=0, 0:C1NI>C1PI 1:C1PI>C1NI IfSDC1POL=1, 0:C1NI<C1PI 1:C1PI<C1NI ThisbitstorestheSDComparator1outputbit.Thepolarityofthebitisdeterminedby thevoltagesontheSDComparator1inputsandbytheconditionoftheSDC1POLbit. Bit6 SDC1EN:SDComparator1enableordisablecontrol 0:Comparatordisable 1:Comparatorenable ThisistheSDComparator1on/offcontrolbit.TheSDComparator1outputwill besetlowwhenthisbitisclearedtozero.Therefore,setSDC1OUT=0when SDC1POL=0,orsetSDC1OUT=1whenSDC1POL=1. Bit5 SDC1O:SDComparator1debounceoutput TheSDC1Oisde-bounceversionofSDC1OUT. IfSDC1POL=0,theSDC1Ooutputs"1"onlywhenthecurrentandpreviousN samplesofSDC1OUTare"1".IfSDC1POL=1,theSDC1Ooutputs"0"onlywhen thecurrentandpreviousNsamplesofSDC1OUTare"0".Nsamplesisdependon SDC1DEB[1:0]configurationbits. Bit4 Unimplemented,readas"0" Bit3~2 SDC1DEB1~SDC1DEB0:SDComparator1debouncetimecontrol 00:Nodebounce 01:(31~32)×1/fSYS 10:(63~64)×1/fSYS 11:(126~127)×1/fSYS Bit1~0 SDC1IS1~SDC1IS0:SDComparator1currentcontrol RefertoComparatorcharacteristicfordetails. SDC0VOS Register Bit 7 6 5 4 3 2 1 0 Na�e — SDC0OFM SDC0RSP SDC0OF4 SDC0OF3 SDC0OF� SDC0OF1 SDC0OF0 R/W — R/W R/W R/W R/W R/W R/W R/W POR — 0 0 1 0 0 0 0 Bit7 Unimplemented,readas"0" Bit6 SDC0OFM:SDComparator0normaloperationorinputoffsetvoltagecancellation modeselection 0:Normaloperation 1:Offsetcalibrationmode Bit5 SDC0RSP:SDComparator0inputoffsetvoltagecalibrationreferenceselection 0:InputreferencevoltagecomesfromC0NI 1:InputreferencevoltagecomesfromC0PI Bit4~0 SDC0OF4~SDC0OF0:SDComparator0inputoffsetvoltagecalibrationcontrol This5-bitfieldisusedtoperformthecomparatorinputoffsetcalibrationoperation andthevaluefortheSDComparator0inputoffsetcalibrationcanberestoredinto thisbitfield.Moredetailedinformationisdescribedinthe"ComparatorInputOffset Calibration"section. |
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