HT66F005 datasheet(2/109 Pages) HOLTEK

2 / 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

Table of Contents

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

CPU Featu�es ......................................................................................................................... 6

Pe�i�he�a� Featu�es................................................................................................................. 6

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

Selection Table................................................................................................. 7

Block Diagram.................................................................................................. 8

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

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

Absolute Maximum Ratings.......................................................................... 10

D.C. Characteristics....................................................................................... 10

A.C. Characteristics....................................................................................... 12

A/D Converter Characteristics...................................................................... 13

Power on Reset Electrical Characteristics.................................................. 14

Bandgap Reference (Vbg) Characteristic Curve......................................... 14

System Architecture...................................................................................... 15

C�ocking and Pi�e�ining......................................................................................................... 15

P�og�am Counte�................................................................................................................... 16

Stack ..................................................................................................................................... 1�

��ithmetic and Logic Unit – �LU ........................................................................................... 1�

Flash Program Memory................................................................................. 18

St�uctu�e................................................................................................................................ 18

S�ecia� Vecto�s ..................................................................................................................... 18

Look-u� Tab�e........................................................................................................................ 18

Tab�e P�og�am Exam��e........................................................................................................ 19

In Ci�cuit P�og�amming ......................................................................................................... �0

On-Chi� Debug Su��o�t – OCDS ......................................................................................... �1

RAM Data Memory......................................................................................... 22

St�uctu�e................................................................................................................................ ��

Special Function Register Description........................................................ 23

Indi�ect �dd�essing Registe�s – I�R0� I�R1 ......................................................................... �3

Memo�y Pointe�s – MP0� MP1 .............................................................................................. �3

Bank Pointe� – BP................................................................................................................. �4

�ccumu�ato� – �CC............................................................................................................... �5

P�og�am Counte� Low Registe� – PCL.................................................................................. �5

Look-u� Tab�e Registe�s – TBLP� TBHP� TBLH..................................................................... �5

Status Registe� – ST�TUS.................................................................................................... �5

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