AT INTERFACE DESCRIPTION
5 – 1
SECTION 5
AT Interface Description
Interface Connector
All DiamondMax™ 6800 AT drives have a 40-pin ATA interface connector mounted on the PCBA. The drive
may connect directly to the host; or it can also accommodate a cable connection (max cable length:
18 inches).
Figure 5-1
Data Connector
Pin Description Summary
N
I
P
L
A
N
G
I
S
N
I
P
L
A
N
G
I
S
1
0
-
t
e
s
e
R
2
0
d
n
u
o
r
G
3
0
7
D
D
4
0
8
D
D
5
0
6
D
D
6
0
9
D
D
7
0
5
D
D
8
0
0
1
D
D
9
0
4
D
D
0
1
1
1
D
D
1
1
3
D
D
2
1
2
1
D
D
3
1
2
D
D
4
1
3
1
D
D
5
1
1
D
D
6
1
4
1
D
D
7
1
0
D
D
8
1
5
1
D
D
9
1
d
n
u
o
r
G
0
2
)
n
i
p
y
e
k
(
1
2
Q
R
A
M
D
2
2
d
n
u
o
r
G
3
2
P
O
T
S
:-
W
O
I
D
4
2
d
n
u
o
r
G
5
2
E
B
O
R
T
S
H
:
Y
D
R
A
M
D
H
:-
R
O
I
D
6
2
d
n
u
o
r
G
7
2
E
B
O
R
T
S
D
:
Y
D
R
A
M
D
D
:
Y
D
R
O
I
8
2
L
E
S
C
9
2
-
K
C
A
M
D
0
3
d
n
u
o
r
G
1
3
Q
R
T
N
I
2
3
6
1
S
C
O
I
e
t
e
l
o
s
b
O
3
3
1
A
D
4
3
-
G
A
I
D
P
5
3
0
A
D
6
3
2
A
D
7
3
-
0
S
C
8
3
-
1
S
C
9
3
-
P
S
A
D
0
4
d
n
u
o
r
G
