Holtek BS86DH12C Manual page 3

BS86DH12C
High Voltage Touch A/D Flash MCU with HVIO
Look-up Table ..............................................................................................................................28
Table Program Example ..............................................................................................................29
In Circuit Programming - ICP .....................................................................................................30
On-Chip Debug Support - OCDS ...............................................................................................31
Data Memory ....................................................................................................... 31
Structure ......................................................................................................................................31
Data Memory Addressing ............................................................................................................32
General Purpose Data Memory ..................................................................................................32
Special Purpose Data Memory ...................................................................................................32
Special Function Register Description ............................................................. 34
Indirect Addressing Registers - IAR0, IAR1, IAR2 ..................................................................... 34
Memory Pointers - MP0, MP1L/MP1H, MP2L/MP2H ................................................................. 34
Accumulator - ACC ....................................................................................................................35
Program Counter Low Register - PCL .......................................................................................36
Look-up Table Registers - TBLP, TBHP, TBLH ..........................................................................36
Status Register - STATUS .........................................................................................................36
EEPROM Data Memory ....................................................................................... 38
EEPROM Data Memory Structure ..............................................................................................38
EEPROM Registers ....................................................................................................................38
Reading Data from the EEPROM ...............................................................................................39
Writing Data to the EEPROM ......................................................................................................40
EEPROM Interrupt ......................................................................................................................40
Programming Considerations ......................................................................................................40
Oscillators ........................................................................................................... 42
Oscillator Overview .....................................................................................................................42
System Clock Configurations ......................................................................................................42
Internal High Speed RC Oscillator - HIRC .................................................................................43
Internal 32kHz Oscillator - LIRC .................................................................................................43
External 32.768 kHz Crystal Oscillator - LXT .............................................................................43
Operating Modes and System Clocks .............................................................. 45
System Clocks ............................................................................................................................45
System Operation Modes ............................................................................................................46
Control Registers ........................................................................................................................47
Operating Mode Switching ..........................................................................................................49
Standby Current Considerations .................................................................................................53
Wake-up ......................................................................................................................................53
Watchdog Timer .................................................................................................. 54
Watchdog Timer Clock Source ....................................................................................................54
Watchdog Timer Control Register ...............................................................................................54
Watchdog Timer Operation .........................................................................................................55
Reset and Initialisation ....................................................................................... 56
Reset Functions ..........................................................................................................................56
Reset Initial Conditions ...............................................................................................................59
Rev. 1.00 3 October 26, 2018