Download Flash Self-Programming Library Type01 User`s Manual

HOW TO USE THIS MANUAL
Readers
This manual is intended for user engineers who wish to understand the functions of the
RL78 microcontrollers Flash Self-Programming Library Type 01 and design and develop
application systems and programs for these devices.
Refer to the following list for the target MCUs.
Self-Programming Library (Japanese Release) and Supported MCUs (R20UT2861XJxxxx)
Purpose
This manual is intended to give users an understanding of the methods (described in the
Organization below) for using flash self-programming library to rewrite the code flash
memories.
Organization
The RL78 Flash Self-programming Library Type 01 user’s manual is separated into the
following parts:
 Overview
 Programming Environment
 Interrupts During Execution of Flash Self-programming
 Security Setting
 Boot Swap Function
 Flash Self-Programming Function
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 RL78 Microcontroller instructions:
 Refer to CHAPTER 6 FLASH FUNCTION.
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
... or B
Numerical representations: Binary
Decimal
...
Hexadecimal
...H
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EEPROM is a trademark of Renesas Electronics Corporation.