Holtek HT66F488 Manual page 4

Timer Modules - TM ...................................................................................... 59
Int�oduction ........................................................................................................................... 5�
TM Ope�ation ........................................................................................................................ 6�
TM Clock Sou�ce ................................................................................................................... 6�
TM Inte��upts ......................................................................................................................... 6�
TM Exte�nal Pins ................................................................................................................... 6�
TM Input/Output Pin Cont�ol Registe� ................................................................................... 61
P�og�a��ing Conside�ations ................................................................................................ 63
Compact Type TM - CTM .............................................................................. 64
Co�pact TM Ope�ation ......................................................................................................... 64
Co�pact Type TM Registe� Desc�iption................................................................................ 65
Co�pact Type TM Ope�ating Modes .................................................................................... 6�
Standard Type TM - STM .............................................................................. 75
Standa�d TM Ope�ation ......................................................................................................... �5
Standa�d Type TM Registe� Desc�iption ............................................................................... �6
Standa�d Type TM Ope�ating Modes .................................................................................... 8�
Periodic Type TM - PTM0, PTM1 .................................................................. 90
Pe�iodic TM Ope�ation .......................................................................................................... ��
PTM �egiste� desc�iption ....................................................................................................... �1
Pe�iodic Type TM Ope�ating Modes ...................................................................................... �5
Analog to Digital Converter ........................................................................ 104
A/D Ove�view ...................................................................................................................... 1�4
A/D Conve�te� Registe� Desc�iption .................................................................................... 1�4
A/D Conve�te� Data Registe�s - ADRL� ADRH ................................................................... 1�5
A/D Conve�te� Cont�ol Registe�s - ADCR�� ADCR1� ACERL ............................................. 1�5
A/D Ope�ation ..................................................................................................................... 1�8
A/D Input Pins ......................................................................................................................11�
Su��a�y of A/D Conve�sion Steps ......................................................................................11�
P�og�a��ing Conside�ations ...............................................................................................112
A/D T�ansfe� Function ..........................................................................................................112
A/D P�og�a��ing Exa�ples ................................................................................................113
Serial Interface Module - SIM ......................................................................115
SPI Inte�face ........................................................................................................................115
SPI Registe� .........................................................................................................................116
SPI Co��unication .............................................................................................................11�
I C Inte�face ........................................................................................................................ 121
2
I C Registe� ......................................................................................................................... 122
2
I C Bus Co��unication ...................................................................................................... 126
2
I C Bus Sta�t Signal ............................................................................................................. 12�
2
Slave Add�ess ..................................................................................................................... 12�
I C Bus Read/W�ite Signal .................................................................................................. 12�
2
I C Bus Slave Add�ess Acknowledge Signal ....................................................................... 12�
2
I C Bus Data and Acknowledge Signal ............................................................................... 128
2
I C Ti�e-out Cont�ol ............................................................................................................ 12�
2
Rev. 1.21
HT66F488/HT66F489
A/D Flash MCU with EEPROM
4 �ove��e� ��� 2�1�