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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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HT45F5R датащи(PDF) 78 Page - Holtek Semiconductor Inc |
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HT45F5R датащи(HTML) 78 Page - Holtek Semiconductor Inc |
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78 / 138 page  Rev. 1.10 78 De�e��e� 1�� �01� Rev. 1.10 79 De�e��e� 1�� �01� HT45F5R Charger ASSP Flash MCU HT45F5R Charger ASSP Flash MCU Periodic Type TM – PTM ThePeriodicTypeTMcontainsfiveoperatingmodes,whichareCompareMatchOutput,Timer/ EventCounter,CaptureInput,SinglePulseOutputandPWMOutputmodes.ThePeriodicTMcan becontrolledwithtwoexternalinputpinsandcandrivetwoexternaloutputpins. PTCKn 10-�it Count-up Counte� 10-�it Co�pa�ato� P CCRP 10-�it Co�pa�ato� A Output Cont�ol Pola�ity Cont�ol Pin Cont�ol PTPn CCRA Edge Dete�to� PTPnI Pin Cont�ol PTPnB PTnCCLR fSYS fSYS/4 fH/�4 fH/1� fSUB PTnCK�~PTnCK0 PTnON PTnPAU Co�pa�ato� A Mat�h Co�pa�ato� P Mat�h Counte� Clea� PTnOC PTnM1� PTnM0 PTnIO1� PTnIO0 PTMnAF Inte��upt PTMnPF Inte��upt PTnPOL PxSn PTnIO1� PTnIO0 fSUB PxSn PTnCAPTS 000 001 010 011 100 101 110 111 �0~�9 �0~�9 0 1 1 0 Periodic Type TM Block Diagram (n=0 or 1) 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. Register Name Bit 7 6 5 4 3 2 1 0 PTMnC0 PTnPAU PTnCK� PTnCK1 PTnCK0 PTnON — — — PTMnC1 PTnM1 PTnM0 PTnIO1 PTnIO0 PTnOC PTnPOL PTnCAPTS PTnCCLR PTMnDL D7 D� D5 D4 D� D� D1 D0 PTMnDH — — — — — — D9 D8 PTMnAL D7 D� D5 D4 D� D� D1 D0 PTMnAH — — — — — — D9 D8 PTMnRPL D7 D� D5 D4 D� D� D1 D0 PTMnRPH — — — — — — D9 D8 10-bit Periodic TM Register List (n=0 or 1) |
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