HT66F007 datasheet(2/131 Pages) HOLTEK

2 / 131 page

Rev. 1.41

April 11, 2017

Rev. 1.41

April 11, 2017

HT66F007/HT66F008

Cost-Effective A/D Flash MCU with EEPROM

HT66F007/HT66F008

Cost-Effective A/D Flash MCU with EEPROM

Table of Contents

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

CPU Features ......................................................................................................................... 6

Peripheral Features................................................................................................................. 6

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

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

Selection Table................................................................................................. 8

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

Pin Descriptions .............................................................................................. 9

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

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

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

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

Comparator Electrical Characteristics ........................................................ 14

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

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

Clocking and Pipelining......................................................................................................... 15

Program Counter................................................................................................................... 16

Stack ..................................................................................................................................... 17

Arithmetic and Logic Unit – ALU ........................................................................................... 17

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

Structure................................................................................................................................ 18

Special Vectors ..................................................................................................................... 18

Look-up Table........................................................................................................................ 18

Table Program Example........................................................................................................ 19

In Circuit Programming ......................................................................................................... 20

On-Chip Debug Support – OCDS ......................................................................................... 21

RAM Data Memory......................................................................................... 21

Structure................................................................................................................................ 21

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

Indirect Addressing Registers – IAR0, IAR1 ......................................................................... 23

Memory Pointers – MP0, MP1 .............................................................................................. 23

Bank Pointer – BP................................................................................................................. 24

Accumulator – ACC............................................................................................................... 24

Program Counter Low Register – PCL.................................................................................. 24

Look-up Table Registers – TBLP, TBHP, TBLH..................................................................... 24

Status Register – STATUS.................................................................................................... 25

EEPROM Data Memory.................................................................................. 27

EEPROM Data Memory Structure ........................................................................................ 27

EEPROM Registers .............................................................................................................. 27

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