HT66F0042 datasheet(2/178 Pages) HOLTEK

2 / 178 page

Rev. 1.30

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Rev. 1.30

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HT66F0042/HT66F0082

A/D Flash MCU with EEPROM

HT66F0042/HT66F0082

A/D Flash MCU with EEPROM

Table of Contents

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

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

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

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

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

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

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

Pin Description .................................................................................................. 10

Absolute Maximum Ratings.............................................................................. 16

D.C. Characteristics........................................................................................... 17

A.C. Characteristics........................................................................................... 19

ADC Electrical Characteristics ........................................................................ 20

LVR Electrical Characteristics.......................................................................... 20

LCD Electrical Characteristics ......................................................................... 21

Power on Reset Electrical Characteristics...................................................... 21

System Architecture.......................................................................................... 22

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

P�og�a� Counte�........................................................................................................................�3

Sta�k ..........................................................................................................................................�3

A�ith�eti� and Logi� Unit – ALU ................................................................................................�4

Flash Program Memory..................................................................................... 25

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

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

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

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

In Ci��uit P�og�a��ing ..............................................................................................................�7

On-Chip De�ug Suppo�t – OCDS ..............................................................................................�8

RAM Data Memory............................................................................................. 29

St�u�tu�e.....................................................................................................................................�9

Gene�al Pu�pose Data Me�o�y .................................................................................................�9

Spe�ial Pu�pose Data Me�o�y ..................................................................................................�9

Special Function Register Description............................................................ 32

Indi�e�t Add�essing Registe�s – IAR0� IAR1 ..............................................................................3�

Me�o�y Pointe�s – MP0� MP1 ...................................................................................................3�

Bank Pointe� – BP......................................................................................................................33

A��u�ulato� – ACC....................................................................................................................33

P�og�a� Counte� Low Registe� – PCL.......................................................................................33

Look-up Ta�le Registe�s – TBLP� TBHP� TBLH..........................................................................33

Status Registe� – STATUS.........................................................................................................34

HT66F0042 Datasheet(PDF) 2 Page - Holtek Semiconductor Inc

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