SH7641 Datasheet, PDF (431/1036 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperH™ RISC engine Family / SH7641 Series

Section 12 Bus State Controller (BSC)
This LSI
A17
64k × 16-bit
SRAM
A15
A2
CSn
RD
RD/WR
D31
A0
CS
OE
WE
I/O15
D16
WE3
WE2
D15
D0
WE1
WE0
I/O0
UB
LB
A15
A0
CS
OE
WE
I/O15
I/O0
UB
LB
Figure 12.40 Example of Connection with 32-Bit Data-Width Byte-Selection SRAM
This LSI
A16
A1
CSn
RD
RD/WR
D15
D0
WE1
WE0
64k × 16-bit
SRAM
A15
A0
CS
OE
WE
I/O 15
I/O 0
UB
LB
Figure 12.41 Example of Connection with 16-Bit Data-Width Byte-Selection SRAM
Rev. 4.00 Sep. 14, 2005 Page 381 of 982
REJ09B0023-0400