SH7080_09 Datasheet, PDF (1579/1622 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperH RISC engine Family

Appendix
External Space (Burst ROM (Clock Synchronous))
16-bit Space
Pin Name
Upper Byte
Lower Byte
Word/Longword
AH
L
L
L
FRAME
H
H
H
RDWR R H
H
H
W⎯
⎯
⎯
RD
RL
L
L
W⎯
⎯
⎯
ICIORD R H
H
H
W⎯
⎯
⎯
WRHH R H
H
H
W⎯
⎯
⎯
WRHL
RH
H
H
W⎯
⎯
⎯
WRH
RH
H
H
W⎯
⎯
⎯
WRL
RH
H
H
W⎯
⎯
⎯
WE
RH
H
H
W⎯
⎯
⎯
ICIOWR R H
H
H
W⎯
⎯
⎯
A29 to A0
Address
Address
Address
D31 to D24
Hi-Z
Hi-Z
Hi-Z
D23 to D16
Hi-Z
Hi-Z
Hi-Z
D15 to D8
Data
Hi-Z
Data
D7 to D0
Hi-Z
Data
Data
[Legend]
R:
W:
Enabled:
Read
Write
Chip select signals corresponding to accessed areas = Low.
The other chip select signals = High.
Rev. 4.00 Dec. 15, 2009 Page 1519 of 1558
REJ09B0181-0400