HD6417727BP160CV Datasheet, PDF (385/1098 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperH™ RISC engine Family/ SH7700 Series

Section 12 Bus State Controller (BSC)
Figures 12.6, 12.7, and 12.8 show examples of connection to 32, 16, and 8-bit data-width static
RAM, respectively.
SH7727
A18
····
····
A2
CSn
RD
D31
····
····
D24
WE3
D23
····
····
D16
WE2
D15
····
····
D8
WE1
D7
····
····
D0
WE0
128k × 8 bit
SRAM
A16
····
····
A0
CS
OE
I/O7
····
I/O0
WE
A16
····
····
A0
CS
OE
I/O7
····
····
I/O0
WE
A16
····
····
A0
CS
OE
I/O7
····
I/O0
WE
A16
····
····
A0
CS
OE
I/O7
····
····
I/O0
WE
Figure 12.6 Example of 32-Bit Data-Width Static RAM Connection
Rev.6.00 Mar. 27, 2009 Page 327 of 1036
REJ09B0254-0600