SH7080 Datasheet, PDF (1566/1644 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer SuperH™ RISC engine Family

Appendix
Pin Name On-chip ROM Space
On-chip RAM Space
On-chip Peripheral
Module Space
ICIOWR R H
H
H
W
H
H
A29 to A0
Address*
Address*
Address*
D31 to D24 High-Z
High-Z
High-Z
D23 to D16 High-Z
High-Z
High-Z
D15 to D8
High-Z
High-Z
High-Z
D7 to D0
High-Z
High-Z
High-Z
[Legend]
R:
W:
Note: *
Read
Write
Value of external space address that was previously accessed
Table B.1 Pin States of Bus Related Signals (2)
Pin Name
CS0 to CS8
CE1A, CE1B,
CE2A, CE2B
BS
RASU, RASL
CASU, CASL
DQMUU
DQMUL
DQMLU
DQMLL
AH
FRAME
RDWR R
W
8-bit Space
Enabled
H
L
H
H
H
H
H
H
L
H
H
L
External Space (Normal Space)
16-bit Space
Upper Byte
Lower Byte
Enabled
Enabled
H
H
L
L
H
H
H
H
H
H
H
H
H
H
H
H
L
L
H
H
H
H
L
L
Word/Longword
Enabled
H
L
H
H
H
H
H
H
L
H
H
L
Rev. 3.00 May 17, 2007 Page 1508 of 1582
REJ09B0181-0300