INTRODUCTION
Readers
Purpose
Organization
This manual is intended for user engineers who wish to understand the functions of the
78K0/KF2 and design and develop application systems and programs for these devices.
The target products are as follows.
78K0/KF2: µPD78F0544, 78F0545, 78F0546, 78F0547, 78F0547D
This manual is intended to give users an understanding of the functions described in the
Organization below.
The 78K0/KF2 manual is separated into two parts: this manual and the instructions
edition (common to the 78K/0 Series).
78K0/KF2
User’s Manual
(This Manual)
78K/0 Series
User’s Manual
Instructions
• Pin functions
• Internal block functions
• Interrupts
• Other on-chip peripheral functions
• Electrical specifications (target)
• CPU functions
• Instruction set
• Explanation of each instruction
How to Read This Manual It is assumed that the readers of this manual have general knowledge of electrical
engineering, logic circuits, and microcontrollers.
• To gain a general understanding of functions:
→ Read this manual in the order of the CONTENTS. The mark shows major
revised points.
• How to interpret the register format:
→ For a bit number enclosed in angle brackets, the bit name is defined as a
reserved word in the RA78K0, and is defined as an sfr variable using the
#pragma sfr directive in the CC78K0.
• To check the details of a register when you know the register name:
→ See APPENDIX C REGISTER INDEX.
• To know details of the 78K/0 Series instructions:
→ Refer to the separate document 78K/0 Series Instructions User’s Manual
(U12326E).
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Preliminary User’s Manual U17397EJ2V1UD