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HT45F65 Datasheet(PDF) 120 Page - Holtek Semiconductor Inc |
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HT45F65 Datasheet(HTML) 120 Page - Holtek Semiconductor Inc |
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120 / 231 page  Rev. 1.60 1�0 �ove��e� ��� �01� Rev. 1.60 1�1 �ove��e� ��� �01� HT45F65/HT45F66/HT45F67 Glucose Meter 8-Bit Flash MCU Enhanced Type TM Register Description OveralloperationoftheEnhancedTMiscontrolledusingaseriesofregisters.Areadonlyregister pairexiststostoretheinternalcounter10-bitvalue,whiletworead/writeregisterpairsexisttostore theinternal10-bitCCRAandCCRBvalue.Theremainingthreeregistersarecontrolregisterswhich setupthedifferentoperatingandcontrolmodesaswellasthethreeCCRPbits. Name Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0 TM1C0 T1PAU T1CK� T1CK1 T1CK0 T1O� T1RP� T1RP1 T1RP0 TM1C1 T1AM1 T1AM0 T1AIO1 T1AIO0 T1AOC T1APOL T1CD� T1CCLR TM1C� T1BM1 T1BM0 T1BIO1 T1BIO0 T1BOC T1BPOL T1PWM1 T1PWM0 TM1DL D7 D6 D� D� D3 D� D1 D0 TM1DH — — — — — — D9 D8 TM1AL D7 D6 D� D� D3 D� D1 D0 TM1AH — — — — — — D9 D8 TM1BL D7 D6 D� D� D3 D� D1 D0 TM1BH — — — — — — D9 D8 10-bit Enhanced TM Register List TM1C0 Register Bit 7 6 5 4 3 2 1 0 �a�e T1PAU T1CK� T1CK1 T1CK0 T1O� T1RP� T1RP1 T1RP0 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 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:Undefined 110:TCK1risingedgeclock 111:TCK1fallingedgeclock ThesethreebitsareusedtoselecttheclocksourcefortheTM.SelectingtheReserved clockinputwilleffectivelydisabletheinternalcounter.Theexternalpinclocksource canbechosentobeactiveontherisingorfallingedge.TheclocksourcefSYSisthe systemclock,whilefHandfTBCareotherinternalclocks,thedetailsofwhichcanbe foundintheoscillatorsection. Bit3 T1ON:TM1CounterOn/OffControl 0:Off 1:On Thisbitcontrolstheoverallon/offfunctionoftheTM.Settingthebithighenablesthe countertorun,clearingthebitdisablestheTM.Clearingthisbittozerowillstopthe counterfromcountingandturnofftheTMwhichwillreduceitspowerconsumption. |
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