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3.4 PCI E-IDE Drive Connector
Two standard 40pin header daisy chain drive connector provides as
CN8 and CN9 with following pin assignment. Total four IDE disk
(Integrated Device Electronics) drivers may connect.
CN8: Primary IDE Interface Connector
PIN NO. DESCRIPTION
1
RESET
3
DATA 7
5
DATA 6
7
DATA 5
9
DATA 4
11
DATA 3
13
DATA 2
15
DATA 1
17
DATA 0
19
GROUND
21
N/C
23
IOW#
25
IOR#
27
N/C
29
N/C
31
INTERRUPT
33
SA1
35
SA0
37
HDC CS0
39
HDD ACTIVE
26
PIN NO.
DESCRIPTION
2
GROUND
4
DATA 8
6
DATA 9
8
DATA 10
10
DATA 11
12
DATA 12
14
DATA 13
16
DATA 14
18
DATA 15
20
N/C
22
GROUND
24
GROUND
26
GROUND
28
BALE - DEFAULT
30
GROUND# -DEFAULT
32
IOCS16#-DEFAULT
34
N/C
36
SA2
38
HDC CS1#
40
GROUND
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