HT45F56 datasheet(2/90 Pages) HOLTEK

2 / 90 page

Rev. 1.11

April 11, 2017

Rev. 1.11

April 11, 2017

HT45F56

Shock Detector Flash MCU

HT45F56

Shock Detector Flash MCU

Table of Contents

Features............................................................................................................ 5

CPU Features ......................................................................................................................... 5

Peripheral Features................................................................................................................. 5

General Description......................................................................................... 6

Block Diagram.................................................................................................. 6

Pin Assignment................................................................................................ 6

Pin Descriptions .............................................................................................. 7

Absolute Maximum Ratings............................................................................ 8

D.C. Characteristics......................................................................................... 8

A.C. Characteristics......................................................................................... 9

LVR Electrical Characteristics...................................................................... 10

Comparator Electrical Characteristics ........................................................ 10

R-2R D/A Converter Electrical Characteristics ........................................... 10

Shock Sensor Amplifier Electrical Characteristics .................................... 10

Debounce Circuit Electrical Characteristics................................................11

Power-on Reset Characteristics....................................................................11

System Architecture...................................................................................... 12

Clocking and Pipelining......................................................................................................... 12

Program Counter................................................................................................................... 13

Stack ..................................................................................................................................... 14

Arithmetic and Logic Unit – ALU ........................................................................................... 14

Flash Program Memory................................................................................. 15

Structure................................................................................................................................ 15

Special Vectors ..................................................................................................................... 15

Look-up Table........................................................................................................................ 15

Table Program Example........................................................................................................ 16

In Circuit Programming – ICP ............................................................................................... 17

On-Chip Debug Support – OCDS ......................................................................................... 18

Data Memory .................................................................................................. 18

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

General Purpose Data Memory ............................................................................................ 19

Special Purpose Data Memory ............................................................................................. 19

Special Function Register Description........................................................ 20

Indirect Addressing Registers – IAR0, IAR1 ......................................................................... 20

Memory Pointers – MP0, MP1 .............................................................................................. 20

Bank Pointer – BP................................................................................................................. 21

Accumulator – ACC............................................................................................................... 21

Program Counter Low Register – PCL.................................................................................. 21

Look-up Table Registers – TBLP, TBLH................................................................................ 21

Status Register – STATUS.................................................................................................... 22

HT45F56 データシート(PDF) 2 Page - Holtek Semiconductor Inc

HT45F56 データシート(HTML) 2 Page - Holtek Semiconductor Inc

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90

データシートダウンロード