HT46R002/HT46R003
Cost-Effective A/D 8-Bit OTP MCU
Table of Contents
Features............................................................................................................ 5
CPU Features ......................................................................................................................... 5
Peripheral Features................................................................................................................. 5
General Description ........................................................................................ 5
Selection Table................................................................................................. 6
Block Diagram.................................................................................................. 6
Pin Assignment................................................................................................ 6
Pin Description ................................................................................................ 7
HT46R002............................................................................................................................... 7
HT46R003............................................................................................................................... 8
Absolute Maximum Ratings............................................................................ 8
D.C.Characteristics.......................................................................................... 9
A.C. Characteristics......................................................................................... 9
A/D Converter Characteristics...................................................................... 10
Power-on Reset Characteristics................................................................... 10
System Architecture.......................................................................................11
Clocking and Pipelining..........................................................................................................11
Program Counter – PC.......................................................................................................... 12
Stack ..................................................................................................................................... 12
Arithmetic and Logic Unit – ALU ........................................................................................... 13
Program Memory ........................................................................................... 13
Structure................................................................................................................................ 13
Special Vectors ..................................................................................................................... 14
Look-up Table........................................................................................................................ 14
Table Program Example........................................................................................................ 15
RAM Data Memory......................................................................................... 16
Structure................................................................................................................................ 16
Special Purpose Data Memory ............................................................................................. 17
Special Function Registers........................................................................... 18
Indirect Addressing Registers – IAR0, IAR1 ......................................................................... 18
Memory Pointers – MP0, MP1 .............................................................................................. 18
Accumulator – ACC............................................................................................................... 19
Program Counter Low Register – PCL.................................................................................. 19
Status Register – STATUS.................................................................................................... 19
System Control Registers – CTRL0, CTRL1......................................................................... 21
Rev. 1.21
2
April 11, 2017
HOLTEK [ HOLTEK SEMICONDUCTOR INC ]
