HT45F4830 datasheet(2/120 Pages) HOLTEK

2 / 120 page

Rev. 1.12

April 11, 2017

Rev. 1.12

April 11, 2017

HT45F4830

Digital Servo Flash MCU with Driver

HT45F4830

Digital Servo Flash MCU with Driver

Table of Contents

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

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

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

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

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

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

Pin Description ................................................................................................ 8

Absolute Maximum Ratings............................................................................ 9

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

A.C. Characteristics........................................................................................11

A/D Converter Electrical Characteristics .................................................... 12

Reference Voltage Electrical Characteristic................................................ 12

LVR Electrical Characteristics...................................................................... 13

LDO Electrical Characteristics ..................................................................... 13

H-Bridge Driver Electrical Characteristics .................................................. 14

Level Shifter 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 – ICP ............................................................................................... 21

On-Chip Debug Support – OCDS ......................................................................................... 22

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

Structure................................................................................................................................ 23

General Purpose Data Memory ............................................................................................ 23

Special Purpose Data Memory ............................................................................................. 23

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

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