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APPLICATION NOTE

REJ06B0355-0100O/Rev.1.00 March 2004 Page 1 of 16

SH7145F

Asynchronous Serial Data Transmission

Summary

The SH7144 series is a single-chip microprocessor based on the SH-2 RISC (Reduced Instruction

Set Computer) CPU core and integrating a number of peripheral functions.

This application note describes asynchronous serial data transmission using the SCI (Serial

Communication Interface) module of the SH7145F. It is intended to be used as reference by users

designing software applications.

The program examples contained in this application note have been tested. However, operation

should be confirmed before using them in an actual application.

Device for Which Operation Has Been Confirmed

SH7145F

Contents

1. Specifications ................................................................................................ 2

2. Functions Used ............................................................................................. 3

3. Operation....................................................................................................... 6

4. Software ........................................................................................................ 7

5. Flowcharts..................................................................................................... 10

6. Program Listing ............................................................................................. 13

1 2 3 4 5 6 7 8 ... 17 18

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