HT45F3W datasheet(2/167 Pages) HOLTEK

2 / 167 page

Rev. 1.50

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De�e��e� 01� �01�

Rev. 1.50

De�e��e� 01� �01�

HT45F3W

R-Type Blood Pressure Meter Flash MCU

HT45F3W

R-Type Blood Pressure Meter Flash MCU

Table of Contents

Features............................................................................................................ 6

CPU Featu�es ......................................................................................................................... �

Pe�iphe�al Featu�es................................................................................................................. �

General Description......................................................................................... 7

Block Diagram.................................................................................................. 7

Pin Assignment................................................................................................ 8

Pin Description ................................................................................................ 9

Absolute Maximum Ratings...........................................................................11

D.C. Characteristics (Charge Pump & Regulator off)................................. 12

A.C. Characteristics....................................................................................... 13

A/D Electrical Characteristics....................................................................... 14

D/A Electrical Characteristics....................................................................... 15

Charge Pump, Regulator and PGA Electrical Characteristics................... 15

LCD D.C. Characteristics .............................................................................. 16

LVR Electrical Characteristics...................................................................... 17

Power-on Reset Characteristics................................................................... 17

System Architecture...................................................................................... 18

Clo�king and Pipelining......................................................................................................... 18

P�og�a� Counte�................................................................................................................... 19

Sta�k ..................................................................................................................................... �0

A�ith�eti� and Logi� Unit – ALU ........................................................................................... �0

Flash Program Memory................................................................................. 21

St�u�tu�e................................................................................................................................ �1

Spe�ial Ve�to�s ..................................................................................................................... �1

Look-up Ta�le........................................................................................................................ �1

Ta�le P�og�a� Exa�ple........................................................................................................ ��

In Ci��uit P�og�a��ing – ICP ............................................................................................... �3

In Appli�ation P�og�a��ing – IAP ........................................................................................ �4

On Chip De�ug Suppo�t (OCDS).......................................................................................... 31

Data Memory .................................................................................................. 32

St�u�tu�e................................................................................................................................ 3�

Gene�al Pu�pose Data Me�o�y ............................................................................................ 33

Spe�ial Pu�pose Data Me�o�y ............................................................................................. 33

LCD Me�o�y......................................................................................................................... 33

Special Function Register Description........................................................ 35

Indi�e�t Add�essing Registe� – IAR0� IAR1 ........................................................................... 35

Me�o�y Pointe�s – MP0� MP1 ............................................................................................. 35

Bank Pointe� – BP ................................................................................................................ 3�

A��u�ulato� – ACC............................................................................................................... 3�

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