HT56RB27 datasheet(3/153 Pages) HOLTEK

3 / 153 page

Special Function Registers Description .........................................29

Indirect Addressing Registers

- IAR0, IAR1..........................................................29

Memory Pointers

- MP0, MP1..............................................................................29

Bank Pointer

- BP ................................................................................................30

Accumulator

- ACC..............................................................................................30

Program Counter Low Register

- PCL..................................................................30

Look-up Table Registers

- TBLP, TBHP, TBLH.....................................................31

Status Register

- STATUS ...................................................................................31

Interrupt Control Registers....................................................................................32

Timer/Event Counter Registers.............................................................................32

Input/Output Ports and Control Registers .............................................................32

Pulse Width Modulator Registers..........................................................................32

A/D Converter Registers

- ADRL, ADRH, ADCR, ACSR......................................32

Serial Interface Module Registers.........................................................................33

Port A Wake-up Register

- PAWU ........................................................................33

Pull-High Registers

- PAPU, PBPU, PCPU ..........................................................33

Clock Control Register

- CLKMOD.......................................................................33

Miscellaneous Register

- MISC0, MISC1 .............................................................33

Input/Output Ports.............................................................................33

Pull-high Resistors................................................................................................33

Port A Wake-up ....................................................................................................34

Port A Open Drain Function..................................................................................35

I/O Port Control Registers.....................................................................................35

Pin-shared Functions............................................................................................36

I/O Pin Structures .................................................................................................36

Programming Considerations ...............................................................................38

Timer/Event Counters .......................................................................38

Configuring the Timer/Event Counter Input Clock Source .....................................38

Timer Registers

- TMR0, TMR1L/TMR1H, TMR2, TMR3.....................................41

Configuring the Timer Mode .................................................................................41

Configuring the Event Counter Mode....................................................................42

Configuring the Pulse Width Measurement Mode.................................................42

Programmable Frequency Divider

- PFD .............................................................43

Prescaler ..............................................................................................................44

I/O Interfacing.......................................................................................................44

Timer/Event Counter Pins Internal Filter ...............................................................44

Programming Considerations ...............................................................................45

Timer Program Example.......................................................................................46

Contents

Rev. 1.20

April 26, 2013

HT56RB27 Datasheet(PDF) 3 Page - Holtek Semiconductor Inc

HT56RB27 Datasheet(HTML) 3 Page - Holtek Semiconductor Inc

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 ...More

Datasheet Download

Link URL