209
SH704x
RAS
RDWR
A0–A9
CASL
AD0–AD7
RAS
WE
A0–A9
CAS
I/O0–I/O7
OE
512k × 8 bits
DRAM
Figure 10.29 8-Bit Data Bus Width DRAM Connection
RAS RAS
RDWR WE
A0
OE
A1–A9
CASH UCAS
CASL LCAS
AD0–AD15 I/O0–I/O15
SH704x
256k × 16 bits
DRAM
A0–A8
Figure 10.30 16-Bit Data Bus Width DRAM Connection
