Holtek BS86DH12C Manual page 4

Input/Output Ports .............................................................................................. 63
Pull-high Resistors ......................................................................................................................63
Port A Wake-up ...........................................................................................................................64
I/O Port Control Registers ...........................................................................................................64
I/O Port Source Current Selection ...............................................................................................64
I/O Port Sink Current Selection ...................................................................................................66
Pin-shared Functions ..................................................................................................................68
I/O Pin Structures ........................................................................................................................72
Programming Considerations ......................................................................................................72
High Voltage I/O Port .......................................................................................... 73
High Voltage I/O Registers ..........................................................................................................74
Voltage Detector ..........................................................................................................................75
Short-circuit Protection Function .................................................................................................76
Low Dropout Regulator - LDO .......................................................................... 77
Timer Modules - TM ........................................................................................... 77
Introduction .................................................................................................................................77
TM Operation ..............................................................................................................................77
TM Clock Source .........................................................................................................................78
TM Interrupts ...............................................................................................................................78
TM External Pins .........................................................................................................................78
Programming Considerations ......................................................................................................79
Compact Type TM - CTM ................................................................................... 80
Compact Type TM Operation ......................................................................................................80
Compact Type TM Register Description......................................................................................81
Compact Type TM Operation Modes ..........................................................................................84
Periodic Type TM - PTM ..................................................................................... 90
Periodic TM Operation ................................................................................................................90
Periodic Type TM Register Description .......................................................................................90
Periodic Type TM Operation Modes ............................................................................................95
Analog to Digital Converter ............................................................................. 104
A/D Overview ............................................................................................................................104
A/D Converter Register Description ..........................................................................................105
A/D Converter Reference Voltage .............................................................................................107
A/D Converter Input Signals ......................................................................................................108
A/D Converter Operation ...........................................................................................................108
Conversion Rate and Timing Diagram ......................................................................................109
Summary of A/D Conversion Steps ........................................................................................... 110
Programming Considerations .................................................................................................... 111
A/D Transfer Function ............................................................................................................... 111
A/D Programming Examples ..................................................................................................... 112
Touch Key Function ......................................................................................... 114
Touch Key Structure .................................................................................................................. 114
Touch Key Register Definition ................................................................................................... 114
Rev. 1.00
High Voltage Touch A/D Flash MCU with HVIO
4
BS86DH12C
October 26, 2018