Hitachi H8S/2646 Hardware Manual page 799

ø
t
AD
A23 to A0
AS
RD
(read)
D15 to D0
(read)
HWR, LWR
(write)
D15 to D0
(write)
Figure 23-8 Basic Bus Timing (Three-State Access)
T T
1 2
t
AS
t
ASD
t
t
RSD1
ACC4
t
AS
t
ACC5
t
WRD1
t t
WDD WDS
T
3
t
AH
t
ASD
t
RDS
t
WRD2
t
AH
t
WSW2
t
WDH
t
RSD2
t
RDH
767