HT45F12 Просмотр технического описания (PDF) - Holtek Semiconductor

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HT45F12

8-Bit Flash MCU with Op Amps & Comparators

Holtek Semiconductor 

HT45F12

8-Bit Flash MCU with Op Amps & Comparators

Table of Contents

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

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

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

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

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

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

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

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

D.C. Characteristics.........................................................................................11

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

OP Amplifier Electrical Characteristics........................................................ 14

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

LDO 2.4V Electrical Characteristics.............................................................. 15

LDO 3.3V Electrical Characteristics.............................................................. 15

Power-on Reset Characteristics.................................................................... 15

System Architecture....................................................................................... 16

Clocking and Pipelining.......................................................................................................... 16

Program Counter – PC........................................................................................................... 17

Stack...................................................................................................................................... 18

Arithmetic and Logic Unit – ALU............................................................................................ 18

Flash Program Memory.................................................................................. 19

Structure................................................................................................................................. 19

Special Vectors...................................................................................................................... 19

Look-up Table......................................................................................................................... 20

Table Program Example......................................................................................................... 21

In Circuit Programming.......................................................................................................... 22

RAM Data Memory.......................................................................................... 23

Structure................................................................................................................................. 24

Special Function Register Description......................................................... 25

Indirect Addressing Registers – IAR0, IAR1.......................................................................... 25

Memory Pointers – MP0, MP1............................................................................................... 25

Bank Pointer – BP.................................................................................................................. 26

Accumulator – ACC................................................................................................................ 26

Program Counter Low Register – PCL................................................................................... 26

Look-up Table Registers – TBLP, TBHP, TBLH...................................................................... 26

Status Register – STATUS..................................................................................................... 27

System Control Register – CTRL........................................................................................... 28

Rev. 1.20

2

February 27, 2013

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