AT INTERFACE and ATA COMMANDS
WA31273A / WA32543A / WA33203A / WA32163A / WA31083A / WA32162A 6-49
6-7-2 ATA PIO Timing
ATA PIO Timing is shown in Figure 6-2.
A
T
A P
I
O T
i
m
i
n
g
C
S
1
F
X
B
C
S
3
F
X
B
D
I
O
R
B
D
I
O
W
B
D
A
D
D
(R
E
A
D)
R
E
A
D D
A
T
A
D
D
(W
R
I
T
E)
W
R
I
T
E D
A
T
A
I
O
R
D
Y
I
O
C
S
1
6
B
T
I
O
C
S
L
T
I
O
C
H
L
T
I
O
C
H
P
W
T
W
D
S
T
W
D
H
T
A
D
V
T
R
D
H
T RDA
T
R
D
S
T
P
W
T
H
C
H
T
A
D
H
T
H
C
S
T
I
O
C
S
H
Figure 6-2. ATA PIO Timing
