HT66F005 datasheet(9/109 Pages) HOLTEK

9 / 109 page

Rev. 1.30

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Rev. 1.30

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HT66F005/HT66F006

Cost-Effective A/D Flash MCU with EEPROM

HT66F005/HT66F006

Cost-Effective A/D Flash MCU with EEPROM

Pin Description

Withtheexceptionofthepowerpins,allpinsonthesedevicescanbereferencedbytheirPortname,

e.g.PA.0,PA.1etc,whichrefertothedigitalI/Ofunctionofthepins.HoweverthesePortpinsare

alsosharedwithotherfunctionsuchastheAnalogtoDigitalConverter,TimerModulepinsetc.

Thefunctionofeachpinislistedinthefollowingtable,howeverthedetailsbehindhoweachpinis

configurediscontainedinothersectionsofthedatasheet.

Pin Name

Function

I/T

O/T

Pin-Shared Mapping

P�0~P��

Po�t �

P�WU

P�PU

CMOS

—

�N0~�N3

�/D Conve�te� in�ut

�CER

�N

—

P�0~P�3

VREF

�/D Conve�te� �efe�ence in�ut �DCR1

�N

—

P�1

TCK0

TM0 in�ut

PRM

—

P�6 o� P��

TCK1

TM1 in�ut

PRM

—

P�� o� P�4 o� P��

TP0_0

TM0 I/O

PRM

CMOS P�� o� P�0

TP0_1

TM0 I/O

PRM

CMOS P�5 o� P�1

TP1_0

TM1 I/O

PRM

CMOS P�� o� P�6

TP1_1

TM1 I/O

PRM

CMOS P�4

INT

Exte�na� Inte��u�t

INTC0

INTEG

—

P�� o� P�5 o� P�3 o� P��

OSC1

HXT �in

HXT

—

P�6

OSC�

HXT �in

—

HXT P�5

VDD

Powe� su��y*

—

PWR

—

�VDD

�/D Conve�te� �owe� su��y*

—

PWR

—

VSS

G�ound**

—

PWR

—

�VSS

�/D Conve�te� g�ound**

—

PWR

—

Note:I/T:Inputtype; O/T:Outputtype

OP:Optionalbyconfigurationoption(CO)orregisteroption

PWR:Power;

CO:Configurationoption; ST:SchmittTriggerinput

CMOS:CMOSoutput;

AN:Analoginputpin

HXT:Highfrequencycrystaloscillator

*:VDDisthedevicepowersupplywhileAVDDistheADCpowersupply.TheAVDDpinis

bondedtogetherinternallywithVDD.

**:VSSisthedevicegroundpinwhileAVSSistheADCgroundpin.TheAVSSpinisbonded

togetherinternallywithVSS.

HT66F005 Datasheet(PDF) 9 Page - Holtek Semiconductor Inc

HT66F005 Datasheet(HTML) 9 Page - Holtek Semiconductor Inc

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