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Electronic Components Datasheet Search |
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HT69F240 Datasheet(PDF) 80 Page - Holtek Semiconductor Inc |
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HT69F240 Datasheet(HTML) 80 Page - Holtek Semiconductor Inc |
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80 / 172 page  Rev. 1.20 80 �a��� 2�� 201� Rev. 1.20 81 �a��� 2�� 201� HT69F240 I/O 8-Bit Flash MCU with LED/LCD Driver HT69F240 I/O 8-Bit Flash MCU with LED/LCD Driver PTMAH Register Bit 7 6 5 4 3 2 1 0 Name — — — — — — D9 D8 R/W — — — — — — R/W R/W POR — — — — — — 0 0 Bit7~2 Unimplemented,readas"0" Bit1~0 PTMAH:PTMCCRAHighByteRegisterbit1~bit0 PTM10-bitCCRAbit9~bit8 PTMRPL Register Bit 7 6 5 4 3 2 1 0 Name D7 D6 D� D4 D3 D2 D1 D0 R/W R R R R R R R R POR 0 0 0 0 0 0 0 0 Bit7~0 PTMRPL:PTMCCRPLowByteRegistgerbit7~bit0 PTM10-bitCCRPbit7~bit0 PTMRPH Register Bit 7 6 5 4 3 2 1 0 Name — — — — — — D9 D8 R/W — — — — — — R/W R/W POR — — — — — — 0 0 Bit7~2 Unimplemented,readas"0" Bit1~0 PTMRPH:PTMCCRPHighByteRegistgerbit1~bit0 PTM10-bitCCRPbit9~bit8 PTMC0 Register Bit 7 6 5 4 3 2 1 0 Name PTPAU PTCK2 PTCK1 PTCK0 PTON — — — R/W R/W R/W R/W R/W R/W — — — POR 0 0 0 0 0 — — — Bit7 PTPAU:PTMCounterPauseControl 0:Run 1:Pause Thecountercanbepausedbysettingthisbithigh.Clearingthebittozerorestores normalcounteroperation.WheninaPauseconditiontheTMwillremainpoweredup andcontinuetoconsumepower.Thecounterwillretainitsresidualvaluewhenthisbit changesfromlowtohighandresumecountingfromthisvaluewhenthebitchanges toalowvalueagain. Bit6~4 PTCK2~PTCK0:SelectPTMCounterclock 000:fSYS/4 001:fSYS 010:fH/16 011:fH/64 100:fSUB 101:fSUB 110:PTCKrisingedgeclock 111:PTCKfallingedgeclock ThesethreebitsareusedtoselecttheclocksourcefortheTM.Theexternalpinclock sourcecanbechosentobeactiveontherisingorfallingedge.TheclocksourcefSYSis thesystemclock,whilefHandfSUBareotherinternalclocks,thedetailsofwhichcan |
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