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UNO-2050 User's Manual
A.9 Enhanced IDE connctor (CN2)
Table A-11: IDE hard drive connector
Pin
Signal Name
Pin
Signal Name
1
IDE RESET
2
GND
3
DATA 7 (*2)
4
DATA 8 (*2)
5
DATA 6 (*2)
6
DATA 9 (*2)
7
DATA 5 (*2)
8
DATA 10 (*2)
9
DATA 4 (*2)
10
DATA 11 (*2)
11
DATA 3 (*2)
12
DATA 12 (*2)
13
DATA 2 (*2)
14
DATA 13 (*2)
15
DATA 1 (*2)
16
DATA 14 (*2)
17
DATA 0 (*2)
18
DATA 15 (*2)
19
SIGNAL GND
20
N/C
21
DMA REQUEST
22
GND
23
IO WRITE (*2)
24
GND
25
IO READ (*2)
26
GND
27
IO CHANNEL
28
GND (*1)
READY
29
HDACK
30
GND
31
IRQ
32
N/C
33
ADDR 1
34
N/C
35
ADDR 0
36
ADDR 2
37
HARD DISK
38
HARD DISK
SELECT 0 (*2)
SELECT 1 (*2)
39
IDE ACTIVE
40
GND
41
VCC
42
VCC
43
GND
44
N/C