HT45F39 datasheet(17/102 Pages) HOLTEK

17 / 102 page

Rev. 1.10

July 01, 2016

Rev. 1.10

July 01, 2016

HT45F39/HT45F391

Ultrasonic Distance Measurement 8-bit Flash MCU

HT45F39/HT45F391

Ultrasonic Distance Measurement 8-bit Flash MCU

Flash Program Memory

TheProgramMemoryisthelocationwheretheusercodeorprogramisstored.Forthisdevice

seriestheProgramMemoryisFlashtype,whichmeansitcanbeprogrammedandre-programmed

alargenumberoftimes,allowingtheusertheconvenienceofcodemodificationonthesame

device.Byusingtheappropriateprogrammingtools,theseFlashdevicesofferuserstheflexibilityto

convenientlydebuganddeveloptheirapplicationswhilealsoofferingameansoffieldprogramming

andupdating.

Structure

TheProgramMemoryhasacapacityof2Kx16.TheProgramMemoryisaddressedbytheProgram

Counterandalsocontainsdata,tableinformationandinterruptentries.Tabledata,whichcanbe

setupinanylocationwithintheProgramMemory,isaddressedbyseparatetablepointerregisters.

000H

004H

Initialisation

Vector

Auto-Envelop

Compatator INT

10-Level FIF0

INT

CTM0 CCRA

Interrupt Vector

CTM0 CCRP

Interrupt Vector

CTM1 CCRA

Interrupt Vector

CTM1 CCRP

Interrupt Vector

External

Interrupt Vector

ADC

Interrupt Vector

008H

00CH

010H

014H

018H

020H

024H

028H

02CH

3FFH

400H

7FFH

16 bits

Program Memory Structure

HT45F39 Datasheet(PDF) 17 Page - Holtek Semiconductor Inc

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