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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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HT45F65 датащи(PDF) 95 Page - Holtek Semiconductor Inc |
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HT45F65 датащи(HTML) 95 Page - Holtek Semiconductor Inc |
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95 / 231 page  Rev. 1.60 9� �ove��e� ��� �01� Rev. 1.60 9� �ove��e� ��� �01� HT45F65/HT45F66/HT45F67 Glucose Meter 8-Bit Flash MCU Compact Type TM Register Description OveralloperationoftheCompactTMiscontrolledusingsixregisters.Areadonlyregisterpair existstostoretheinternalcounter10-bitvalue,whilearead/writeregisterpairexiststostorethe internal10-bitCCRAvalue.Theremainingtworegistersarecontrolregisterswhichsetupthe differentoperatingandcontrolmodesaswellasthethreeCCRPbits. Name Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0 TMnC0 TnPAU TnCK� TnCK1 TnCK0 TnO� TnRP� TnRP1 TnRP0 TMnC1 TnM1 TnM0 TnIO1 TnIO0 TnOC TnPOL TnDPX TnCCLR TMnDL D7 D6 D� D� D3 D� D1 D0 TMnDH — — — — — — D9 D8 TMnAL D7 D6 D� D� D3 D� D1 D0 TMnAH — — — — — — D9 D8 Compact TM Register List TMnC0 Register Bit 7 6 5 4 3 2 1 0 �a�e TnPAU TnCK� TnCK1 TnCK0 TnO� TnRP� TnRP1 TnRP0 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 TnPAU:TMnCounterPauseControl 0:Run 1:Pause Thecountercanbepausedbysettingthisbithigh.Clearingthebittozerorestores normalcounteroperation.WheninaPauseconditiontheTMwillremainpoweredup andcontinuetoconsumepower.Thecounterwillretainitsresidualvaluewhenthisbit changesfromlowtohighandresumecountingfromthisvaluewhenthebitchanges toalowvalueagain. Bit6~4 TnCK2~TnCK0:SelectTMnCounterclock 000:fSYS/4 001:fSYS 010:fH/16 011:fH/64 100:fTBC 101:Undefined 110:TCKnrisingedgeclock 111:TCKnfallingedgeclock ThesethreebitsareusedtoselecttheclocksourcefortheTM.SelectingtheReserved clockinputwilleffectivelydisabletheinternalcounter.Theexternalpinclocksource canbechosentobeactiveontherisingorfallingedge.TheclocksourcefSYSisthe systemclock,whilefHandfTBCareotherinternalclocks,thedetailsofwhichcanbe foundintheoscillatorsection. Bit3 TnON:TMnCounterOn/OffControl 0:Off 1:On Thisbitcontrolstheoverallon/offfunctionoftheTM.Settingthebithighenablesthe countertorun,clearingthebitdisablestheTM.Clearingthisbittozerowillstopthecounter fromcountingandturnofftheTMwhichwillreduceitspowerconsumption.Whenthebit changesstatefromlowtohightheinternalcountervaluewillberesettozero,howeverwhen thebitchangesfromhightolow,theinternalcounterwillretainitsresidualvalue.Ifthe TMisintheCompareMatchOutputModethentheTMoutputpinwillberesettoitsinitial condition,asspecifiedbytheTnOCbit,whentheTnONbitchangesfromlowtohigh. |
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