H838532H datasheet(308/508 Pages) RENESAS

Part #	H838532H

Description	16-Bit Single-Chip Microcomputer H8 Family / H8/300H Super Low Power Series

PDF	508 Pages

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Manufacturer	RENESAS [Renesas Technology Corp]

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308 / 508 page

Section 10 Serial Communication Interface

Rev. 1.00 May 30, 2008 Page 288 of 484

REJ09B0436-0100

10.1.3

Pin Configuration

Table 10.1 shows the SCI3 pin configuration.

Table 10.1

Pin Configuration

Name

Abbr.

I/O

Function

SCI3 clock

SCK

I/O

SCI3 clock input/output

SCI3 receive data input

RXD

Input

SCI3 receive data input

SCI3 transmit data output

TXD

Output

SCI3 transmit data output

10.1.4

Table 10.2 shows the SCI3 register configuration.

Table 10.2

Registers

Name

Abbr.

R/W

Initial Value

Address

Serial mode register

SMR

R/W

H'00

H'FFA8/FF98

Bit rate register

BRR

R/W

H'FF

H'FFA9/FF99

Serial control register 3

SCR3

R/W

H'00

H'FFAA/FF9A

Transmit data register

TDR

R/W

H'FF

H'FFAB/FF9B

Serial status register

SSR

R/W

H'84

H'FFAC/FF9C

Receive data register

RDR

H'00

H'FFAD/FF9D

Transmit shift register

TSR

Protected

—

Receive shift register

RSR

Protected

—

Bit rate counter

BRC

Protected

—

Clock stop register 1

CKSTPR1

R/W

H'FF

H'FFFA

Serial port control register

SPCR

R/W

H'C0

H'FF91

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