Rev. 5.00, 09/03, page 677 of 760
t
RDH1
t
AH
t
RSD
t
WED
t
AH
t
WDD1
T
1
T
w
T
w
T
2
CKIO
A25 to A0
CSn
RD/WR
RD
(read)
D31 to D0
(read)
WEn
(write)
D31 to D0
(write)
BS
WAIT
t
AD
t
AD
t
RWD
t
RSD
t
WED
t
WTS
t
WTH
t
BSD
t
BSD
t
RDS1
t
WTS
t
WTH
t
CSD1
t
CSD2
t
RDH1
t
RWH
t
AH
t
RWH
t
RWD
t
RWH
t
WDH3
t
WDH1
t
DAKD1
t
DAKD2
DACKn
t
AS
Figure 23.18 Basic Bus Cycle (External Wait, WAITSEL = 1)