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データシートサーチシステム |
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HT69F360 データシート(PDF) 108 Page - Holtek Semiconductor Inc |
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HT69F360 データシート(HTML) 108 Page - Holtek Semiconductor Inc |
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108 / 235 page  Rev. 1.30 10� �ove��e� 1�� �01� Rev. 1.30 109 �ove��e� 1�� �01� HT69F340/HT69F350/HT69F360 TinyPowerTM I/O Flash MCU with LCD & EEPROM HT69F340/HT69F350/HT69F360 TinyPowerTM I/O Flash MCU with LCD & EEPROM Register Name Bit 7 6 5 4 3 2 1 0 CTMC0 CTPAU CTCK� CTCK1 CTCK0 CTO� CTRP� CTRP1 CTRP0 CTMC1 CTM1 CTM0 CTIO1 CTIO0 CTOC CTPOL CTDPX CTCCLR CTMDL D7 D� D5 D4 D3 D� D1 D0 CTMDH — — — — — — D9 D� CTMAL D7 D� D5 D4 D3 D� D1 D0 CTMAH — — — — — — D9 D� Compact TM Register List CTMC0 Register Bit 7 6 5 4 3 2 1 0 �a�e CTPAU CTCK� CTCK1 CTCK0 CTO� CTRP� CTRP1 CTRP0 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 CTPAU:CTMCounterPauseControl 0:Run 1:Pause Thecountercanbepausedbysettingthisbithigh.Clearingthebittozerorestores normalcounteroperation.WheninaPauseconditiontheTMwillremainpoweredup andcontinuetoconsumepower.Thecounterwillretainitsresidualvaluewhenthisbit changesfromlowtohighandresumecountingfromthisvaluewhenthebitchanges toalowvalueagain. Bit6~4 CTCK2 ~ CTCK0:SelectCTMCounterclock 000:fSYS/4 001:fSYS 010:fH/16 011:fH/64 100:fSUB 101:Reserved 110:CTCKrisingedgeclock 111:CTCKfallingedgeclock ThesethreebitsareusedtoselecttheclocksourcefortheTM.SelectingtheReserved clockinputwilleffectivelydisabletheinternalcounter.Theexternalpinclocksource canbechosentobeactiveontherisingorfallingedge.TheclocksourcefSYSisthe systemclock,whilefHandfSUBareotherinternalclocks,thedetailsofwhichcanbe foundintheoscillatorsection. Bit3 CTON:CTMCounterOn/OffControl 0:Off 1:On Thisbitcontrolstheoverallon/offfunctionoftheTM.Settingthebithighenablesthe countertorun,clearingthebitdisablestheTM.Clearingthisbittozerowillstopthe counterfromcountingandturnofftheTMwhichwillreduceitspowerconsumption. Whenthebitchangesstatefromlowtohightheinternalcountervaluewillberesetto zero,howeverwhenthebitchangesfromhightolow,theinternalcounterwillretain itsresidualvalueuntilthebitreturnshighagain. IftheTMisintheCompareMatchOutputModethentheTMoutputpinwillbereset toitsinitialcondition,asspecifiedbytheCTOCbit,whentheCTONbitchangesfrom lowtohigh. |
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