
Table of Contents
Chapter 1
Introduction
Outline of Characteristics
Characteristics
Block Diagram
Pin Assignment and Terminal
Pin Dimension
Pin Description and Circuit
I/O circuit types and options
Electrical Characteristics
Chapter 2
Architecture
Block Description
Program Memory (ROM) 
EPROM Address Register
Data Memory (RAM) 
X-Register (X) 
Y-Register (Y) 
Accumulator (Acc) 
Arithmetic and Logic Unit (ALU)
State Counter (SC) 
Clock Generator
Pulse Generator
Initial Reset Circuit
Watch Dog Timer (WDT) 
Stop Function
Port Operation
Chapter 3
Instruction
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