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HT66F0174 Datasheet(PDF) 3 Page - Holtek Semiconductor Inc |
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HT66F0174 Datasheet(HTML) 3 Page - Holtek Semiconductor Inc |
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3 / 115 page  Rev. 1.00 � ���� 11� �01� Rev. 1.00 � ���� 11� �01� HT66F0172/HT66F0174 Enhanced A/D Flash 8-Bit MCU EEPROM Data Memory (only for HT66F0174)............................................. 28 EEPROM Data Memor� Str�ct�re ........................................................................................ �8 EEPROM Registers .............................................................................................................. �8 Reading Data from the EEPROM ........................................................................................ �0 Writing Data to the EEPROM................................................................................................ �0 Write Protection..................................................................................................................... �0 EEPROM Interr�pt ................................................................................................................ �0 Programming Considerations................................................................................................ �1 Oscillator ........................................................................................................ 32 Osci��ator Overview ............................................................................................................... �� System Clock Configurations................................................................................................ �� Externa� Cr�sta�/Ceramic Osci��ator – HXT ........................................................................... �� Interna� RC Osci��ator – HIRC ............................................................................................... �4 Externa� ��.768kHz Cr�sta� Osci��ator – LXT........................................................................ �4 LXT Osci��ator Low Power F�nction ...................................................................................... �5 Interna� ��kHz Osci��ator – LIRC........................................................................................... �5 S�pp�ementar� C�ocks .......................................................................................................... �5 Operating Modes and System Clocks ......................................................... 36 S�stem C�ocks ...................................................................................................................... �6 S�stem Operation Modes...................................................................................................... �7 Contro� Register .................................................................................................................... �8 Fast Wake-�p........................................................................................................................ 40 Operating Mode Switching ................................................................................................... 40 NORMAL Mode to SLOW Mode Switching........................................................................... 41 SLOW Mode to NORMAL Mode Switching .......................................................................... 41 Entering the SLEEP0 Mode .................................................................................................. 4� Entering the SLEEP1 Mode .................................................................................................. 4� Entering the IDLE0 Mode...................................................................................................... 4� Entering the IDLE1 Mode...................................................................................................... 44 Standb� C�rrent Considerations........................................................................................... 44 Wake-�p............................................................................................................................... 45 Programming Considerations................................................................................................ 45 Watchdog Timer............................................................................................. 46 Watchdog Timer C�ock So�rce.............................................................................................. 46 Watchdog Timer Contro� Register ......................................................................................... 46 Watchdog Timer Operation ................................................................................................... 47 Reset and Initialisation.................................................................................. 48 Reset F�nctions .................................................................................................................... 48 Reset Initia� Conditions ......................................................................................................... 51 |
Similar Part No. - HT66F0174 |
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Similar Description - HT66F0174 |
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