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HT45FM2C bảng dữ liệu(PDF) 66 Page - Holtek Semiconductor Inc |
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HT45FM2C bảng dữ liệu(HTML) 66 Page - Holtek Semiconductor Inc |
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66 / 171 page ![]() Rev. 1.10 66 �a� �0� �01� Rev. 1.10 67 �a� �0� �01� HT45FM2C Brushless DC Motor Flash Type 8-Bit MCU HT45FM2C Brushless DC Motor Flash Type 8-Bit MCU Preliminar� TM5AL Register — 16-bit CTM Bit 7 6 5 4 3 2 1 0 Name D7 D6 D5 D4 D� D� D1 D0 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 Bit 7~0 TM5AL: TM5CCRALowByteRegisterbit7~bit0 TM516-bitCCRAbit7~bit0 TM5AH Register — 16-bit CTM Bit 7 6 5 4 3 2 1 0 Name D15 D14 D1� D1� D11 D10 D9 D8 R/W R R R R R R R R POR 0 0 0 0 0 0 0 0 Bit 7~0 TM5AH: TM5CCRAHighByteRegisterbit8~bit0 TM516-bitCCRAbit15~bit8 TMnC0 Register(n=0, 1, 2, 3) — 10-bit CTM Bit 7 6 5 4 3 2 1 0 Name TnPAU TnCK� TnCK1 TnCK0 TnON 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 Bit 7 TnPAU: TMnCounterPauseControl 0:Run 1:Pause Thecountercanbepausedbysettingthisbithigh.Clearingthebittozerorestores normalcounteroperation.WheninaPauseconditiontheTMwillremainpoweredup andcontinuetoconsumepower.Thecounterwillretainitsresidualvaluewhenthisbit changesfromlowtohighandresumecountingfromthisvaluewhenthebitchanges toalowvalueagain. Bit 6~4 TnCK2~TnCK0: SelectTMnCounterclock 000: fSYS/4 001: fSYS 010: fH/16 011: fH/64 100: fTBC 101:Reserved 110:TCKnrisingedgeclock 111:TCKnfallingedgeclock ThesethreebitsareusedtoselecttheclocksourcefortheTM0.Selectingthe Reservedclockinputwilleffectivelydisabletheinternalcounter.Theexternalpin clocksourcecanbechosentobeactiveontherisingorfallingedge.Theclocksource fSYSisthesystemclock,whilefHandfTBCareotherinternalclocks,thedetailsofwhich canbefoundintheoscillatorsection. Bit 3 TnON: TMnCounterOn/OffControl 0: Off 1: On Thisbitcontrolstheoverallon/offfunctionoftheTMn.Settingthebithighenables thecountertorun,clearingthebitdisablestheTMn.Clearingthisbittozerowill stopthecounterfromcountingandturnofftheTMnwhichwillreduceitspower consumption.Whenthebitchangesstatefromlowtohightheinternalcountervalue willberesettozero,howeverwhenthebitchangesfromhightolow,theinternal |
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