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HT66F4530 数据表(PDF) 92 Page - Holtek Semiconductor Inc |
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HT66F4530 数据表(HTML) 92 Page - Holtek Semiconductor Inc |
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92 / 224 page  Rev. 1.00 9� De�e��e� �1� �01� Rev. 1.00 93 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 Standard Type TM – STM TheStandardTypeTMcontainsfiveoperatingmodes,whichareCompareMatchOutput,Timer/ EventCounter,CaptureInput,SinglePulseOutputandPWMOutputmodes.TheStandardTMcan alsobecontrolledwithoneortwoexternalinputpinsandcandriveanexternaloutputpin. Device STM Core STM Input Pin STM Output Pin HT��F4530 10-�it STM (STM0) STP0I STP0 HT��F4540 10-�it STM (STM0) STCK0� STP0I STP0 HT��F4550 10-�it STM (STM0� STM1) STCK0� STP0I; STCK1� STP1I STP0; STP1 fSYS fSYS/4 fH/�4 fH/1� fSUB 000 001 010 011 100 101 110 111 STnCK�~STnCK0 10-�it Count-up Counte� 3-�it Co�pa�ato� P CCRP �7~�9 �0~�9 10-�it Co�pa�ato� A STnON STnPAU Co�pa�ato� A Mat�h Co�pa�ato� P Mat�h Counte� Clea� 0 1 Output Cont�ol Pola�ity Cont�ol Pin Cont�ol STPn STnOC STnM1� STnM0 STnIO1� STnIO0 STMnAF Inte��upt STMnPF Inte��upt STnPOL PxSn CCRA STnCCLR Edge Dete�to� STnIO1� STnIO0 fSUB Pin Cont�ol STPnI PxSn Pin Cont�ol STCKn PxSn Note:1.n=0forHT66F4530/HT66F4540,n=0or1forHT66F4550. 2.STCKnisnotavailableforHT66F4530. Standard Type TM Block Diagram Standard TM Operation ThesizeofStandardTMis10-bitwideanditscoreisa10-bitcount-upcounterwhichisdrivenby auserselectableinternalorexternalclocksource.Therearealsotwointernalcomparatorswiththe names,ComparatorAandComparatorP.Thesecomparatorswillcomparethevalueinthecounter withCCRPandCCRAregisters.TheCCRPcomparatoris3-bitwidewhosevalueiscomparedwith thehighest8bitsinthecounterwhiletheCCRAisthe10bitsandthereforecomparesallcounter bits. Theonlywayofchangingthevalueofthe10-bitcounterusingtheapplicationprogram,isto clearthecounterbychangingtheSTnONbitfromlowtohigh.Thecounterwillalsobecleared automaticallybyacounteroverfloworacomparematchwithoneofitsassociatedcomparators. Whentheseconditionsoccur,aSTMninterruptsignalwillalsousuallybegenerated.TheStandard TypeTMcanoperateinanumberofdifferentoperationalmodes,canbedrivenbydifferentclock sourcesincludinganinputpinandcanalsocontrolanoutputpin.Alloperatingsetupconditionsare selectedusingrelevantinternalregisters. |
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