Holtek HT48R05A-1 User Manual

Contents
Part I Microcontroller Profile....................................................................1
Chapter 1 Hardware Structure ...........................................................................................3
Introduction......................................................................................................................3
Features...........................................................................................................................4
Technology Features.................................................................................................4
Kernel Features.........................................................................................................4
Peripheral Features...................................................................................................4
Selection Table ................................................................................................................5
Block Diagram .................................................................................................................5
Pin Assignment................................................................................................................6
Pin Description.................................................................................................................6
Absolute Maximum Ratings .............................................................................................8
D.C. Characteristics.........................................................................................................9
A.C. Characteristics .......................................................................................................10
System Architecture.......................................................................................................11
Clocking and Pipelining ...........................................................................................11
Program Counter.....................................................................................................12
Stack .......................................................................................................................13
Arithmetic and Logic Unit - ALU .............................................................................14
Program Memory ...........................................................................................................14
Organization............................................................................................................14
Special Vectors .......................................................................................................15
Look-up Table..........................................................................................................15
Table Program Example..........................................................................................16
Data Memory .................................................................................................................17
Organization............................................................................................................17
General Purpose Data Memory ..............................................................................18
Special Purpose Data Memory ...............................................................................18
Contents
i

Holtek HT48R05A-1 Specifications

General

Brand	Holtek
Model	HT48R05A-1
Category	I/O Systems
Language	English