
7
User
’
s Manual U14260EJ3V1UD
INTRODUCTION
Readers
This manual is intended for user engineers who wish to understand the functions of the
μ
PD780078, 780078Y Subseries and design and develop application systems and
programs for these devices.
μ
PD780078 Subseries:
μ
PD780078Y Subseries:
μ
PD780076Y, 780078Y, 78F0078Y
μ
PD780076, 780078, 78F0078
Purpose
This manual is intended to give users an understanding of the functions described in the
Organization
below.
Organization
The
μ
PD780078, 780078Y Subseries manual is separated into two parts: this manual
and the instructions edition (common to the 78K/0 Series).
μ
PD780078, 780078Y
Subseries User
’
s Manual
(This Manual)
78K/0 Series
Instructions
User
’
s Manual
Pin functions
Internal block functions
Interrupts
Other on-chip peripheral functions
Electrical specifications
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 a square, 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:
→
Refer to
APPENDIX D REGISTER INDEX.
To know the details of the 78K/0 Series instruction functions:
→
Refer to the
78K/0 Series Instructions User
’
s Manual (U12326E)
.
To know the electrical specifications of the
μ
PD780078, 780078Y Subseries:
→
Refer to
CHAPTER 25 ELECTRICAL SPECIFICATIONS (EXPANDED-
SPECIFICATION PRODUCTS OF
μ
PD780076, 780078, 78F0078)
,
CHAPTER 26
ELECTRICAL SPECIFICATIONS (EXPANDED-SPECIFICATION PRODUCTS
OF
μ
PD780076Y, 780078Y, 78F0078Y)
,
and CHAPTER 27 ELECTRICAL
SPECIFICATIONS (CONVENTIONAL PRODUCTS)
.