ø
A23 to A0
CS7 to CS0
AS
RD
(read)
D15 to D0
(read)
WR
(write)
D15 to D0
(write)
896
T
1
t
AD
t
AS
t
CSD1
t
ASD
t
RSD1
t
AS
t
WDD
Figure 25-7 Basic Bus Timing (Three-State Access)
T
2
t
ACC4
t
ACC5
t
WRD1
t
t
WSW2
WDS
T
3
t
AH
t
ASD
t
RSD2
t
t
RDS
RDH
t
WRD2
t
AH
t
WDH
