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HT66F4530 数据表(PDF) 107 Page - Holtek Semiconductor Inc |
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HT66F4530 数据表(HTML) 107 Page - Holtek Semiconductor Inc |
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107 / 224 page  Rev. 1.00 10� De�e��e� �1� �01� Rev. 1.00 107 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 Periodic Type TM – PTM ThePeriodicTypeTMcontainsfiveoperatingmodes,whichareCompareMatchOutput,Timer/ EventCounter,CaptureInput,SinglePulseOutputandPWMOutputmodes.ThePeriodicTMcan becontrolledwithoneexternalinputpinandcandriveanexternaloutputpin. Device PTM Core PTM Input Pin PTM Output Pin HT��F4530 10-�it PTM(PTM0) PTCK0 PTP0 HT��F4540 10-�it PTM(PTM0� PTM1) PTCK0; PTCK1 PTP0; PTP1 HT��F4550 10-�it PTM(PTM0� PTM1) PTCK0; PTCK1 PTP0; PTP1 10-bit Count-up Counter 10-bit Comparator P CCRP 10-bit Comparator A Output Control Polarity Control Pin Control PTPn CCRA Edge Detector PTnCCLR fSYS fSYS/4 fH/64 fH/16 fSUB PTnCK2~PTnCK0 PTnON PTnPAU Comparator A Match Comparator P Match Counter Clear PTnOC PTnM1, PTnM0 PTnIO1, PTnIO0 PTMnAF Interrupt PTMnPF Interrupt PTnPOL PxSn PTnIO1, PTnIO0 fSUB PTnCAPTS 000 001 010 011 100 101 110 111 b0~b9 b0~b9 0 1 1 0 Pin Control PxSn PTCKn VDD Note:1.n=0forHT66F4530,n=0or1forHT66F4540/HT66F4550. 2.TheCaptureinputcanonlycomefromthePTCKnpinfortheHT66F45x0devices. Periodic Type TM Block Diagram Periodic TM Operation ThePeriodicTypeTMcoreisa10-bitcount-upcounterwhichisdrivenbyauserselectableinternal orexternalclocksource.Therearealsotwointernalcomparatorswiththenames,ComparatorA andComparatorP.ThesecomparatorswillcomparethevalueinthecounterwithCCRPandCCRA registers.TheCCRPcomparatoris10-bitwide. Theonlywayofchangingthevalueofthe10-bitcounterusingtheapplicationprogram,isto clearthecounterbychangingthePTnONbitfromlowtohigh.Thecounterwillalsobecleared automaticallybyacounteroverfloworacomparematchwithoneofitsassociatedcomparators. Whentheseconditionsoccur,aPTMninterruptsignalwillalsousuallybegenerated.ThePeriodic TypeTMcanoperateinanumberofdifferentoperationalmodes,canbedrivenbydifferentclock sourcesincludinganinputpinandcanalsocontrolmorethanoneoutputpin.Alloperatingsetup conditionsareselectedusingrelevantinternalregisters. Periodic Type TM Register Description OveralloperationofthePeriodicTypeTMiscontrolledusingaseriesofregisters.Areadonly registerpairexiststostoretheinternalcounter10-bitvalue,whiletworead/writeregisterpairsexist tostoretheinternal10-bitCCRAvalueandCCRPvalue.Theremainingtworegistersarecontrol registerswhichsetupthedifferentoperatingandcontrolmodes. |
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