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SH7080_09 Datasheet, PDF (1576/1622 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperH RISC engine Family | |||
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Appendix
External Space (Burst ROM (Clock Asynchronous))
16-bit Space
Pin Name
8-bit Space
Upper Byte
Lower Byte
Word/Longword
AH
L
L
L
L
FRAME
H
H
H
H
RDWR R H
H
H
H
Wâ¯
â¯
â¯
â¯
RD
RL
L
L
L
Wâ¯
â¯
â¯
â¯
ICIORD R H
H
H
H
Wâ¯
â¯
â¯
â¯
WRHH R H
H
H
H
Wâ¯
â¯
â¯
â¯
WRHL
RH
H
H
H
Wâ¯
â¯
â¯
â¯
WRH
RH
H
H
H
Wâ¯
â¯
â¯
â¯
WRL
RH
H
H
H
Wâ¯
â¯
â¯
â¯
WE
RH
H
H
H
Wâ¯
â¯
â¯
â¯
ICIOWR R H
H
H
H
Wâ¯
â¯
â¯
â¯
A29 to A0
Address
Address
Address
Address
D31 to D24
Hi-Z
Hi-Z
Hi-Z
Hi-Z
D23 to D16
Hi-Z
Hi-Z
Hi-Z
Hi-Z
D15 to D8
Hi-Z
Data
Hi-Z
Data
D7 to D0
Data
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 1516 of 1558
REJ09B0181-0400
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