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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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HT45F4MA датащи(PDF) 80 Page - Holtek Semiconductor Inc |
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HT45F4MA датащи(HTML) 80 Page - Holtek Semiconductor Inc |
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80 / 145 page  Rev. 1.20 80 De�e��e� 1�� 201� Rev. 1.20 81 De�e��e� 1�� 201� HT45F4MA/HT45FH4MA/HT45FH4MA-1 Power Bank Flash MCU HT45F4MA/HT45FH4MA/HT45FH4MA-1 Power Bank Flash MCU TM1C0 Register Bit 7 6 5 4 3 2 1 0 Na�e T1PAU T1CK2 T1CK1 T1CK0 T1ON — — — R/W R/W R/W R/W R/W R/W — — — POR 0 0 0 0 0 — — — Bit7 T1PAU:TM1CounterPauseControl 0:Run 1:Pause Thecountercanbepausedbysettingthisbithigh.Clearingthebittozerorestores normalcounteroperation.WheninaPauseconditiontheTMwillremainpoweredup andcontinuetoconsumepower.Thecounterwillretainitsresidualvaluewhenthisbit changesfromlowtohighandresumecountingfromthisvaluewhenthebitchanges toalowvalueagain. Bit6~4 T1CK2 ~ T1CK0:SelectTM1Counterclock 000:fSYS/4 001:fSYS 010:fH/16 011:fH/64 100:fTBC 101:fH 110:TCK1risingedgeclock 111:TCK1fallingedgeclock ThesethreebitsareusedtoselecttheclocksourcefortheTM.Theexternalpinclock sourcecanbechosentobeactiveontherisingorfallingedge.TheclocksourcefSYSis thesystemclock,whilefHandfTBCareotherinternalclocks,thedetailsofwhichcan befoundintheoscillatorsection. Bit3 T1ON:TM1CounterOn/OffControl 0:Off 1:On Thisbitcontrolstheoverallon/offfunctionoftheTM.Settingthebithighenablesthe countertorun,clearingthebitdisablestheTM.Clearingthisbittozerowillstopthe counterfromcountingandturnofftheTMwhichwillreduceitspowerconsumption. Whenthebitchangesstatefromlowtohightheinternalcountervaluewillberesetto zero,howeverwhenthebitchangesfromhightolow,theinternalcounterwillretain itsresidualvalueuntilthebitreturnshighagain. IftheTMisintheCompareMatchOutputModethentheTMoutputpinwillbereset toitsinitialcondition,asspecifiedbytheTMOutputcontrolbit,whenthebitchanges fromlowtohigh. Bit2~0 Unimplemented,readas"0" |
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