Basic Timing - Hitachi SH7709S Hardware Manual

23.3.4

Basic Timing

CKIO
A25 to A0
CSn
RD/WR
RD
(read)
D31 to D0
(read)
WEn
(write)
D31 to D0
(write)
BS
DACKn
684
T
1
t
t
AD
AS
t
CSD1
t
RWD
t
RSD
t
WED
t
WDD1
t t
BSD BSD
t
DAKD1
Figure 23.16 Basic Bus Cycle (No Wait)
T
2
t
AD
t
AH
t t
CSD2 RWH
t
RDH1
t
RWD
t
AH
t
t
RSD
RWH
t
RDH1
t
RDS1
t
AH
t t
WED RWH
t
WDH3
t
WDH1
t
DAKD1