IDE1/IDE2: IDE Connector (Header)
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Pin No.
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
33
35
37
39
HDD Active LED #
40
2
Description
Pin No.
Reset #
Data 7
Data 6
Data 5
Data 4
Data 3
Data 2
Data 1
Data 0
Ground
DMA REQ
IOW #
IOR #
IOCHRDY
DMA ACK #
Interrupt
SA1
SA0
HDC CS0 #
39
IDE1/IDE2
1
20
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
NC
22
Ground
24
Ground
26
Ground
28
Ground
30
Ground
32
NC
34
PD80P / SD80P
36
SA2
38
HDC CS1 #
40
Ground
IDE1/IDE2