Aaeon SBC-410 Manual page 28

You can connect a LED to indicate that an IDE device is in use.
The pin assignments for this jumper are as follows:
Pin
1
2
The following table lists the pin numbers and their respective
signals:
Pin
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
33
35
37
39
20 SBC-410 User's Manual
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Function
-R/W IDE
Pull high
Signal
Reset
D7
D6
D5
D4
D3
D2
D1
D0
GND
N.C.
IOW
IOR
IORDY
N.C.
IRQ
A1
A0
CS0
-ACT
Pin Signal
2 GND
4 D8
6 D9
8 D10
10 D11
12 D12
14 D13
16 D14
18 D15
20 N.C.
22 GND
24 GND
26 GND
28 BALE
30 GND
32 -I/O CS16
34 N.C.
36 A2
38 CS1
40 GND