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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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HT45F5N датащи(PDF) 91 Page - Holtek Semiconductor Inc |
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HT45F5N датащи(HTML) 91 Page - Holtek Semiconductor Inc |
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91 / 202 page  Rev. 1.00 90 �ove��e� 1�� �01� Rev. 1.00 91 �ove��e� 1�� �01� HT45F5N/HT45FH5N Power Bank ASSP Flash MCU HT45F5N/HT45FH5N Power Bank ASSP Flash MCU PTMC0 Register Bit 7 6 5 4 3 2 1 0 �a�e PTPAU PTCK� PTCK1 PTCK0 PTO� — — — R/W R/W R/W R/W R/W R/W — — — POR 0 0 0 0 0 — — — Bit7 PTPAU:PTMCounterPauseControl 0:Run 1:Pause Thecountercanbepausedbysettingthisbithigh.Clearingthebittozerorestores normalcounteroperation.WheninaPauseconditionthePTMwillremainpowered upandcontinuetoconsumepower.Thecounterwillretainitsresidualvaluewhen thisbitchangesfromlowtohighandresumecountingfromthisvaluewhenthebit changestoalowvalueagain. Bit6~4 PTCK2~PTCK0:SelectPTMCounterclock 000:fSYS/4 001:fSYS 010:fH/16 011:fH/64 100:fTBC 101:fH 110:PTCKrisingedgeclock 111:PTCKfallingedgeclock ThesethreebitsareusedtoselecttheclocksourceforthePTM.Theexternalpinclock sourcecanbechosentobeactiveontherisingorfallingedge.TheclocksourcefSYSis thesystemclock,whilefHandfTBCareotherinternalclocks,thedetailsofwhichcan befoundintheoscillatorsection. Bit3 PTON:PTMCounterOn/OffControl 0:Off 1:On Thisbitcontrolstheoverallon/offfunctionofthePTM.Settingthebithighenables thecountertorun,clearingthebitdisablesthePTM.Clearingthisbittozerowill stopthecounterfromcountingandturnoffthePTMwhichwillreduceitspower consumption.Whenthebitchangesstatefromlowtohightheinternalcountervalue willberesettozero,howeverwhenthebitchangesfromhightolow,theinternal counterwillretainitsresidualvalueuntilthebitreturnshighagain. IfthePTMisintheCompareMatchOutputMode,PWMoutputModeorSinglePulse OutputModethenthePTMoutputpinwillberesettoitsinitialcondition,asspecified bythePTOCbit,whenthePTONbitchangesfromlowtohigh. Bit2~0 Unimplemented,readas"0" PTMC1 Register Bit 7 6 5 4 3 2 1 0 �a�e PTM1 PTM0 PTIO1 PTIO0 PTOC PTPOL PTCAPTS PTCCLR R/W R/W R/W R/W R/W R/W R/W R/W R/W POR 0 0 0 0 0 0 0 0 Bit7~6 PTM1~PTM0:SelectPTMOperatingMode 00:CompareMatchOutputMode 01:CaptureInputMode 10:PWMModeorSinglePulseOutputMode 11:Timer/CounterMode ThesebitssetuptherequiredoperatingmodeforthePTM.Toensurereliableoperation thePTMshouldbeswitchedoffbeforeanychangesaremadetothePTM1andPTM0 bits.IntheTimer/CounterMode,thePTMoutputpincontrolmustbedisabled. |
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