2.2.10 CN8: IDE hard Disk Connectors
CN8 is 44-pin 2.0mm IDC connectors. Use the included hard disk cables to attach up to two
2.5” hard disk drives.
The following table lists the pin description of CN8.
Pin Description Pin Description
1 -RESET
2 GROUND
3 DATA 7
4 DATA 8
5 DATA 6
6 DATA 9
7 DATA 5
8 DATA 10
9 DATA 4
10 DATA 11
11 DATA 3
12 DATA 12
13 DATA 2
14 DATA 13
15 DATA 1
16 DATA 14
17 DATA 0
18 DATA 15
19 GROUND 20 NOT USED
21 IDEDREQ 22 GROUND
23 -IOW A
24 GROUND
25 -IOR A
26 GROUND
27 IDEIORDYA 28 GROUND
29 -DACKA
30 GROUND
31 AINT
32 GROUND
33 SA 1
34 Not Used
35 SA 0
36 SA 2
37 CS 0
38 CS 1
39 HD LED A 40 GROUND
41 VCC
42 VCC
43 GROUND 44 Not Used
Note
: Be careful with the pin orientation when installing connectors and the cables. A wrong
connection can easily destroy your hard disk. CN8 is used to connect a 2.5" HDD with included
44-pin flat-cable or 44-pin DiskOnModule directly
.
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