HT45F4MA datasheet(10/145 Pages) HOLTEK

10 / 145 page

Rev. 1.20

De�e��e� 1�� 201�

Rev. 1.20

De�e��e� 1�� 201�

HT45F4MA/HT45FH4MA/HT45FH4MA-1

Power Bank Flash MCU

HT45F4MA/HT45FH4MA/HT45FH4MA-1

Power Bank Flash MCU

Pin Description

Withtheexceptionofthepowerpinsandsomerelevanttransformercontrolpins,allpinsonthese

devicescanbereferencedbytheirPortname,e.g.PA.0,PA.1etc,whichrefertothedigitalI/O

functionofthepins.HoweverthesePortpinsarealsosharedwithotherfunctionsuchastheAnalog

toDigitalConverter,TimerModulepinsetc.Thefunctionofeachpinislistedinthefollowingtable,

howeverthedetailsbehindhoweachpinisconfigurediscontainedinothersectionsofthedatasheet.

HT45F4MA

Pin Name

Function

OPT

I/T

O/T

Pin-Shared Mapping

PA0~PA7

Gene�al pu�pose I/O po�t A

PAPU

PAWU

CMOS

—

PB0~PB7

Gene�al pu�pose I/O po�t B

PBPU

CMOS

—

OVP

Ove� voltage p�ote�tion input

OCVPR1

—

PA0

OCP

Ove� �u��ent p�ote�tion input

OCVPR1

—

PA3

DAPWR

D/A Conve�te� powe� input

OCVPR0 PWR

PA1

AN0~AN7

A/D Conve�te� input 0~7

ADCR0

ACERL

—

PA0~PA7

VREF

A/D Conve�te� �efe�en�e voltage input

ADCR1

—

PA1

INT0� INT1

Exte�nal inte��upt 0� 1

INTEG

INTC0

INTC2

—

PA5� PA�

TCK0� TCK1

TM0� TM1 input

—

PA5� PA�

TP0_0� TP0_1

TM0 I/O

TMPC

CMOS PA7� PB0

TP1_0� TP1_1

TM1 I/O

TMPC

CMOS PB3� PB1

ICPCK

In-�i��uit p�og�a��ing �lo�k pin

—

PA7

ICPDA

In-�i��uit p�og�a��ing data/add�ess pin

—

CMOS PA�

OCDSCK

On-�hip de�ug suppo�t �lo�k pin

—

PA7

OCDSDA

On-�hip de�ug suppo�t data/add�ess pin

—

CMOS PA�

OUTL� OUTH

Co�ple�enta�y PWM output

—

PWR

—

PB5� PB�

VDD

Positive powe� supply

—

PWR

—

VSS

Negative powe� supply� g�ound

—

PWR

—

Note:I/T:Inputtype;

O/T:Outputtype

OPT:Optionalbyconfigurationoption(CO)orregisteroption

PWR:Power;

AN:analogsignal;

CMOS:CMOSoutput;

ST:SchmittTriggerinput

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