SH7080 Datasheet, PDF(1574/1644 Page) Renesas Technology Corp – 32-Bit RISC Microcomputer SuperH™ RISC engine Family

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SH7080 Datasheet, PDF (1574/1644 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer SuperH™ RISC engine Family

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Appendix

Table B.1 Pin States of Bus Related Signals (7)

External Space (Burst ROM (Clock Asynchronous))

32-bit Space

Pin Name

CS0 to CS8

CE1A, CE1B,

CE2A, CE2B

BS

RASU, RASL

CASU, CASL

Most

Significant Second

Byte

Byte

Enabled Enabled

H

H

Least

Significant Upper

Third Byte Byte

Word

Enabled Enabled Enabled

H

H

H

Lower

Word

Enabled

H

L

L

L

L

L

L

H

H

H

H

H

H

H

H

H

H

H

H

DQMUU

H

H

H

H

H

H

DQMUL

H

H

H

H

H

H

DQMLU

H

H

H

H

H

H

DQMLL

H

H

H

H

H

H

AH

L

L

L

L

L

L

FRAME

H

H

H

H

H

H

RDWR

RH

H

H

H

H

H

Wï£§

ï£§

ï£§

ï£§

ï£§

ï£§

RD

RL

L

L

L

L

L

Wï£§

ï£§

ï£§

ï£§

ï£§

ï£§

ICIORD

RH

H

H

H

H

H

Wï£§

ï£§

ï£§

ï£§

ï£§

ï£§

WRHH

RH

H

H

H

H

H

Wï£§

ï£§

ï£§

ï£§

ï£§

ï£§

WRHL

RH

H

H

H

H

H

Wï£§

ï£§

ï£§

ï£§

ï£§

ï£§

WRH

RH

H

H

H

H

H

Wï£§

ï£§

ï£§

ï£§

ï£§

ï£§

WRL

RH

H

H

H

H

H

Wï£§

ï£§

ï£§

ï£§

ï£§

ï£§

Longword

Enabled

H

L

H

H

H

H

H

H

L

H

H

ï£§

L

ï£§

H

ï£§

H

ï£§

H

ï£§

H

ï£§

H

ï£§

Rev. 3.00 May 17, 2007 Page 1516 of 1582

REJ09B0181-0300

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