HT45FM2C datasheet(13/171 Pages) HOLTEK

13 / 171 page

Rev. 1.10

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Rev. 1.10

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HT45FM2C

Brushless DC Motor Flash Type 8-Bit MCU

HT45FM2C

Brushless DC Motor Flash Type 8-Bit MCU

Preliminar�

Pin Name

Function

I/T

O/T

Description

PC7/Pause/

TP5_1

PC7

PCPU

C�OS

Bidirectional 8-bit I/O port. Register enabled

pull-up.

Pause

�PTC1

—

PW� Pause input pin

TP5_1

T�PC1

C�OS CAPT� I/O

PD0/

FH1_SAT/

TP0_1

PD0

PDPU

C�OS

Bidirectional 8-bit I/O port. Register enabled

pull-up.

FH1_SAT

DC�CR1

—

DC FAN Head port output

TP0_1

T�PC0

C�OS T�0 I/O

PD1/

FH1_SBT/

TP1_1

PD1

PDPU

C�OS

Bidirectional 8-bit I/O port. Register enabled

pull-up.

FH1_SBT

DC�CR1

—

DC FAN Head port output

TP1_1

T�PC0

C�OS T�1 I/O

PD�/FH1_LI

PD�

PDPU

C�OS

Bidirectional 8-bit I/O port. Register enabled

pull-up.

FH1_LI

DC�CR1

—

DC FAN Head port output

PD�/FH1_RI

PD�

PDPU

C�OS

Bidirectional 8-bit I/O port. Register enabled

pull-up.

FH1_RI

DC�CR1

—

DC FAN Head port output

VSS

—

PWR

—

Negative power suppl�� ground

AVSS

—

PWR

—

Ground connection for A/D converter. The

VSS and AVSS are the same pin at �8 pin

package

VDD

—

PWR

—

Positive power suppl�

AVDD

—

PWR

—

Power suppl� connection for A/D converter.

The VDD and AVDD are the same pin at

�8 pin package

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

OP:Optionalbyconfigurationoption(CO)orregisteroption

PWR:Power;

CO:Configurationoption; ST:SchmittTriggerinput

CMOS:CMOSoutput;

NMOS:NMOSoutput

AN:Analoginputpin

VDDisthedevicepowersupplywhileAVDDistheADCpowersupply.

VSSisthedevicegroundpinwhileAVSSistheADCgroundpin.

AsthePinDescriptionSummarytableappliestothepackagetypewiththemostpins,notallofthe

abovelistedpinsmaybepresentonpackagetypeswithsmallernumbersofpins.

HT45FM2C Datenblatt(PDF) 13 Page - Holtek Semiconductor Inc

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