HT46R063B datasheet(4/96 Pages) HOLTEK

4 / 96 page

Timer/Event Counters .......................................................................34

Configuring the Timer/Event Counter Input Clock Source .....................................36

Timer Registers

- TMR0, TMR1 ...........................................................................36

Timer Control Registers

- TMR0C, TMR1C..........................................................36

Timer Mode ..........................................................................................................36

Event Counter Mode.............................................................................................39

Pulse Width Capture Mode...................................................................................39

Prescaler ..............................................................................................................40

PFD Function .......................................................................................................40

I/O Interfacing.......................................................................................................41

Programming Considerations ...............................................................................41

Timer Program Example.......................................................................................41

Time Base ..........................................................................................42

Pulse Width Modulator .....................................................................43

PWM Operation....................................................................................................43

6+2 PWM Mode ...................................................................................................43

7+1 PWM Mode ...................................................................................................44

PWM Output Control ............................................................................................44

Analog to Digital Converter..............................................................46

A/D Overview .......................................................................................................46

A/D Converter Data Registers

- ADRL, ADRH.....................................................46

A/D Converter Control Registers

- ADCR, ACSR.................................................46

A/D Input Pins ......................................................................................................49

Summary of A/D Conversion Steps ......................................................................49

Programming Considerations ...............................................................................50

A/D Transfer Function...........................................................................................50

A/D Programming Example ..................................................................................50

Interrupts............................................................................................52

Interrupt Register..................................................................................................52

Interrupt Operation ...............................................................................................52

Interrupt Priority.....................................................................................................53

External Interrupt ..................................................................................................53

Timer/Event Counter Interrupt ..............................................................................56

Time Base Interrupt ..............................................................................................56

Programming Considerations ...............................................................................56

SCOM Function for LCD ...................................................................56

LCD Operation .....................................................................................................56

LCD Bias Control..................................................................................................57

Application Circuits ..........................................................................58

Configuration Options ......................................................................58

Contents

Rev. 1.00

April 8, 2011

HT46R063B Datasheet(PDF) 4 Page - Holtek Semiconductor Inc

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