User’s Manual U18438EJ2V0UD
6
INTRODUCTION
Readers
This manual is intended for user engineers who wish to understand the functions of the
µ
PD71312 and design and develop application systems and programs for these
devices.
Purpose
This manual is intended to give users an understanding of the functions described in the
Organization
below.
Organization
The
µ
PD71312 manual is divided into the following sections.
µ
PD71312
User’s Manual
•
Pin functions
•
Internal block functions
•
Other on-chip peripheral functions
•
Electrical specifications
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
.
•
To know details of the 78K/0 microcontrollers instructions:
→
Refer to the separate document
78K/0 Series Instructions User’s Manual
(U12326E)
.
Conventions
Data significance:
Higher digits on the left and lower digits on the right
Active low representations:
×××
(overscore over pin and signal name)
Note
:
Footnote for item marked with
Note
in the text
Caution
:
Information requiring particular attention
Remark
: Supplementary
information
Numerical
representations:
Binary
...
××××
or
××××
B
Decimal
...
××××
Hexadecimal
...
××××
H