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HD64F7045F28V Datasheet, PDF (913/925 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperH RISC engine Family/SH7040 Series | |||
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Table C.6 Pin Settings for DRAM Space
Pin Name
CS0âCS3
RAS*1
CASHH*2
CASHL*2
CASLH*2
CASLL*2
RD/WR R
W
AH
RD
R
W
WRHH
R
W
WRHL
R
W
WRH
R
W
WRL
R
W
A21âA0
D31âD24
D23âD16
D15âD8
D7âD0
8-Bit Space
H
Valid
H
H
H
Valid
H
L
L
L
H
H
H
H
H
H
H
H
L
Address
High-Z
High-Z
High-Z
Data
Upper Word
H
Valid
H
H
Valid
H
H
L
L
L
H
H
H
H
H
H
L
H
H
Address
High-Z
High-Z
Data
High-Z
16-Bit Space
Lower Word
H
Valid
H
H
H
Valid
H
L
L
L
H
H
H
H
H
H
H
H
L
Address
High-Z
High-Z
High-Z
Data
Word/Longword
H
Valid
H
H
Valid
Valid
H
L
L
L
H
H
H
H
H
H
L
H
L
Address
High-Z
High-Z
Data
Data
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