SH7080_09 Datasheet, PDF (1586/1622 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperH RISC engine Family

Appendix
External Space (MPX-I/O)
16-bit Space
Pin Name
8-bit Space
Upper Byte
Lower Byte
ICIOWR R H
H
H
WH
H
H
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
Hi-Z
Address/Data
Address
D7 to D0
Address/Data
Address
Address/Data
[Legend]
R:
W:
Enabled:
Read
Write
Chip select signals corresponding to accessed areas = Low.
The other chip select signals = High.
Word/Longword
H
H
Address
Hi-Z
Hi-Z
Address/Data
Address/Data
Table C.1 Pin States of Bus Related Signals (13)
Pin Name
CS0 to CS8
CE1A, CE1B,
CE2A, CE2B
BS
RASU, RASL
CASU, CASL
DQMUU
DQMUL
DQMLU
DQMLL
Most
Significant Second
Byte
Byte
Enabled Enabled
H
H
External Space (Burst MPX-I/O)
32-bit Space
Least
Significant Upper
Third Byte Byte
Word
Enabled Enabled Enabled
H
H
H
Lower
Word
Enabled
H
Longword
Enabled
H
L
L
L
L
L
L
L
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
Rev. 4.00 Dec. 15, 2009 Page 1526 of 1558
REJ09B0181-0400