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HT66F4530 Datasheet(PDF) 171 Page - Holtek Semiconductor Inc |
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HT66F4530 Datasheet(HTML) 171 Page - Holtek Semiconductor Inc |
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171 / 224 page  Rev. 1.00 170 De�e��e� �1� �01� Rev. 1.00 171 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 SDA1VOS Register Bit 7 6 5 4 3 2 1 0 Na�e SDA1OFM SDA1RSP SDA1OF5 SDA1OF4 SDA1OF3 SDA1OF� SDA1OF1 SDA1OF0 R/W R/W R/W R/W R/W R/W R/W R/W R/W POR 0 0 1 0 0 0 0 0 Bit7 SDA1OFM:SDOPA1normaloperationorinputoffsetvoltagecancellationmode selection 0:Normaloperation 1:Offsetcalibrationmode Bit6 SDA1RSP:SDOPA1inputoffsetvoltagecalibrationreferenceselection 0:InputreferencevoltagecomesfromA1NI 1:InputreferencevoltagecomesfromA1PI Bit5~0 SDA1OF5~SDA1OF0:SDOPA1inputoffsetvoltagecalibrationcontrol This6-bitfieldisusedtoperformtheoperationalamplifierinputoffsetCalibration operationandthevaluefortheSDOPA1inputoffsetCalibrationcanberestoredinto thisbitfield.Moredetailedinformationisdescribedinthe"OperationalAmplifier InputOffsetCalibration"section. SDC0C Register Bit 7 6 5 4 3 2 1 0 Na�e SDC0OUT SDC0EN SDC0O — SDC0DEB1 SDC0DEB0 SDC0IS1 SDC0IS0 R/W R R/W R — R/W R/W R/W R/W POR 0 0 0 — 0 0 0 0 Bit7 SDC0OUT:SDComparator0outputbit IfSDC0POL=0, 0:C0NI>C0PI 1:C0PI>C0NI IfSDC0POL=1, 0:C0NI<C0PI 1:C0PI<C0NI ThisbitstorestheSDComparator0outputbit.Thepolarityofthebitisdeterminedby thevoltagesontheSDComparator0inputsandbytheconditionoftheSDC0POLbit. Bit6 SDC0EN:SDComparator0enableordisablecontrol 0:Comparatordisable 1:Comparatorenable ThisistheSDComparator0on/offcontrolbit.TheSDComparator0outputwill besetlowwhenthisbitisclearedtozero.Therefore,setSDC0OUT=0when SDC0POL=0,orsetSDC0OUT=1whenSDC0POL=1. Bit5 SDC0O:SDComparator0debounceoutput TheSDC0Oisde-bounceversionofSDC0OUT IfSDC0POL=0,TheSDC0Ooutputs"1"onlywhenthecurrentandpreviousN samplesofSDC0OUTare"1".IfSDC0POL=1,TheSDC0Ooutputs"0"onlywhen thecurrentandpreviousNsamplesofSDC0OUTare"0".Nsamplesisdependon SDC0DEB[1:0]configurationbits. Bit4 Unimplemented,readas"0" Bit3~2 SDC0DEB1~SDC0DEB0:SDComparator0debouncetimecontrol 00:Nodebounce 01:(31~32)×1/fSYS 10:(63~64)×1/fSYS 11:(126~127)×1/fSYS Bit1~0 SDC0IS1~SDC0IS0:SDComparator0currentcontrol RefertoComparatorcharacteristicfordetails. |
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