ALIX system board
16
5/5/2010
26
GND
ground
27
HDIORDY
IDE I/O ready
28
CSEL
cable select (pull down)
29
HDACK#
IDE DMA acknowledge
30
GND
ground
31
HDIRQ
IDE interrupt
32
nc
no connect
33
HDA1
IDE address 1
34
HDPDIA#
IDE diagnostic, 80 pin cable ID
35
HDA0
IDE address 0
36
HDA2
IDE address 2
37
HDCS0#
IDE chip select 0
38
HDCS1#
IDE chip select 1
39
HDLED#
IDE led output
40
GND
ground
41
VCC
5V power
42
VCC
5V power
43
GND
ground
44
GND
ground
J10 / J15 / J10
CompactFlash
The CompactFlash card is used in True IDE mode. Hot insertion is not supported – please power
off the unit before inserting a CF card.
1
GND
ground
2
D3
IDE data
3
D4
IDE data
4
D5
IDE data
5
D6
IDE data
6
D7
IDE data
7
CS0#
IDE decode (1F0..1F7)
8
A10
ground
9
ATASEL#
ground to select true IDE mode
10
A9
ground
11
A8
ground
12
A7
ground
13
VCC
+3.3V power supply
14
A6
ground
15
A5
ground
16
A4
ground
17
A3
ground
18
A2
IDE address
19
A1
IDE address
20
A0
IDE address
21
D0
IDE data
22
D1
IDE data
23
D2
IDE data
24
IO16#
16 bit decode, not connected
25
CD2#
card detect, not connected
26
CD1#
card detect. not connected
27
D11
IDE data
