User’s Manual U16898EJ3V0UD
6
INTRODUCTION
Target Readers
This manual is intended for user engineers who wish to understand the functions of
the 78K0S/KA1+ in order to design and develop its application systems and programs.
The target devices are the following subseries products.
•
78K0S/KA1+:
µ
PD78F9221(T), 78F9222(T), 78F9221(T2), 78F9222(T2),
78F9221(S), 78F9222(S), 78F9221(R), 78F9222(R), 78F9221(A),
78F9222(A), 78F9221(A2), 78F9222(A2)
Purpose
This manual is intended to give users on understanding of the functions described in
the
Organization
below.
Organization
Two manuals are available for the 78K0S/KA1+: this manual and the Instruction
Manual (common to the 78K/0S Series).
78K0S/KA1+
User’s Manual
78K/0S
Series
Instructions
User’s Manual
•
Pin functions
•
Internal block functions
•
Interrupts
•
Other internal peripheral functions
•
Electrical specifications
•
CPU function
•
Instruction set
•
Instruction description
How to Use This Manual
It is assumed that the readers of this manual have general knowledge of electrical
engineering, logic circuits, and microcontrollers.
◊
To understand the overall functions of 78K0S/KA1+
→
Read this manual in the order of the
CONTENTS
. The mark shows major
revised points.
◊
How to read register formats
→
For a bit number enclosed in a square, the bit name is defined as a reserved
word in the RA78K0S, and is defined as an sfr variable using the #pragma sfr
directive in the CC78K0S.
◊
To learn the detailed functions of a register whose register name is known
→
See
APPENDIX C REGISTER INDEX
.
◊
To learn the details of the instruction functions of the 78K/0S Series
→
Refer to
78K/0S Series Instructions User’s Manual (U11047E)
separately
available.
◊
To learn the electrical specifications of the 78K0S/KA1+
→
See
CHAPTER 20 to 22 ELECTRICAL SPECIFICATIONS
.