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Target Readers
Purpose
How to Read This Manual Refer to the table of contents for the item that is unclear.
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Conventions
INTRODUCTION
This manual is intended for engineers who wish to understand the functions of the
µ PD98409 and use it when designing application systems.
This manual aims to answer questions asked by users of this product and has been
prepared as a reference in cases where there are points that users feel require
clarification.
Readers of this manual are required to have general knowledge in the fields of
electricity, logic circuits, and microcontrollers.
When designing, be sure to use the latest user's manual and/or data sheet.
• Data sheet
: S12775E
• User's manual : S12776E
Data significance
: Higher digits on the left, lower digits on the right
Active low
: XXX_B (_B following pin or signal name)
Memory map address
: Lower addresses on the top, higher addresses on the bottom
Numeric notation
: Binary ...............XXXX or XXXXB
Information S14769EJ1V0IF00
Decimal.............XXXX
Hexadecimal.....XXXXh
5
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