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HT45F4630 Datasheet(PDF) 3 Page - Holtek Semiconductor Inc |
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HT45F4630 Datasheet(HTML) 3 Page - Holtek Semiconductor Inc |
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3 / 153 page  Rev. 1.00 � ���i� 1�� �01� Rev. 1.00 3 ���i� 1�� �01� HT45F4630 DC Motor Driver ASSP MCU HT45F4630 DC Motor Driver ASSP MCU �ccumu�ato� – �CC............................................................................................................... �9 P�og�am Counte� Low Registe� – PCL ................................................................................. �9 Look-u� Tab�e Registe�s – TBLP� TBHP� TBLH .................................................................... �9 Status Registe� – ST�TUS.................................................................................................... 30 EEPROM Data memory ................................................................................. 32 EEPROM Data Memo�y St�uctu�e ........................................................................................ 3� EEPROM Registe�s .............................................................................................................. 3� Reading Data f�om the EEPROM ......................................................................................... 34 W�iting Data to the EEPROM................................................................................................ 34 W�ite P�otection..................................................................................................................... 34 EEPROM Inte��u�t ................................................................................................................ 34 P�og�amming Conside�ations................................................................................................ 35 Oscillators ...................................................................................................... 36 Osci��ato� Ove�view ............................................................................................................... 3� System Clock Configurations................................................................................................ 3� Exte�na� C�ysta�/Ce�amic Osci��ato� – HXT .......................................................................... 37 Inte�na� RC Osci��ato� – HIRC ............................................................................................... 38 Exte�na� 3�.7�8kHz C�ysta� Osci��ato� – LXT........................................................................ 39 Inte�na� 3�kHz Osci��ato� – LIRC........................................................................................... 40 Operating Modes and System Clocks ......................................................... 40 System C�ocks ...................................................................................................................... 40 System O�e�ation Modes...................................................................................................... 41 Cont�o� Registe� .................................................................................................................... 43 Fast Wake-u�........................................................................................................................ 44 O�e�ating Mode Switching.................................................................................................... 45 Standby Cu��ent Conside�ations .......................................................................................... 49 Wake-u�................................................................................................................................ 49 P�og�amming Conside�ations................................................................................................ 50 Watchdog Timer............................................................................................. 51 Watchdog Time� C�ock Sou�ce.............................................................................................. 51 Watchdog Time� Cont�o� Registe� ......................................................................................... 51 Watchdog Time� O�e�ation ................................................................................................... 5� Reset and Initialisation.................................................................................. 54 Reset Functions .................................................................................................................... 54 Reset Initia� Conditions ......................................................................................................... 5� Input/Output Ports......................................................................................... 60 Pu��-high Resisto�s ................................................................................................................ �0 Po�t � Wake-u� ..................................................................................................................... �1 I/O Po�t Cont�o� Registe�s..................................................................................................... �1 Pin-sha�ed Functions ............................................................................................................ �� I/O Pin St�uctu�es.................................................................................................................. �5 P�og�amming Conside�ations ............................................................................................... �5 |
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