PC Engines ALIX.1C Manual page 18

41 VCC
42 VCC
43 GND
44 GND
J28 CompactFlash master / slave jumper
1-2 Install the jumper to make the CF card master, remove for slave.
3-4 Do not use.
If a CF card is installed, recommend to use a 40 pin cable for the external HDD to avoid problems.
J23 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
2 D3
3 D4
4 D5
5 D6
6 D7
7 CS0#
8 A10
9 ATASEL#
10 A9
11 A8
12 A7
13 VCC
14 A6
15 A5
16 A4
17 A3
18 A2
19 A1
20 A0
21 D0
22 D1
23 D2
24 IO16#
25 CD2#
26 CD1#
27 D11
28 D12
29 D13
30 D14
31 D15
32 CS1#
33 VS1#
34 IOR#
35 IOW#
36 WE#
ALIX system board
5V power
5V power
ground
ground
ground
IDE data
IDE data
IDE data
IDE data
IDE data
IDE decode (1F0..1F7)
ground
ground to select true IDE mode
ground
ground
ground
+3.3V power supply
ground
ground
ground
ground
IDE address
IDE address
IDE address
IDE data
IDE data
IDE data
16 bit decode, not connected
card detect, not connected
card detect. not connected
IDE data
IDE data
IDE data
IDE data
IDE data
IDE decode (3F6..3F7)
not connected
IDE read strobe
IDE write strobe
connected to +3.3V
18 2/21/2008