Ide Interface Connectors: Cn9, Cn23 - AXIOMTEK EP820 Series User Manual

2.4.12 IDE Interface Connectors: CN9, CN23

The built-in 2 channels of IDE (1 parallel ATA-100 and 1 serial ATA-
150) support up to 3 IDE devices. CN9 is a 44-pin IDE interface
connector for standard 2.5" IDE device. CN23 and is the serial ATA-
150 IDE interfaces currently support the hard disk drives.
CN9: 44-pin IDE interface connector
Pin Description
1 Reset #
4 Data 8
7 Data 5
10 Data 11
13 Data 2
16 Data 14
19 GND
22 GND
25 IOR #
28 No connector
31 Interrupt
34 No connector
37 HDC CS0 #
40 GND
43 GND
CN9
Jumpers and Connectors
EP820 All-In-One EPIC Board User's Manual
Pin Description
2 GND
5 Data 6
8 Data 10
11 Data 3
14 Data 13
17 Data 0
20 No connector
23 IOW #
26 GND
29 No connector
32 No connector
35 SA0
38 HDC CSI #
41 Vcc
44 No connector
Pin Description
3 Data 7
6 Data 9
9 Data 4
12 Data 12
15 Data 1
18 Data 15
21 No connector
24 GND
27 IOCHRDY
30 GND-Default
33 SA1
36 SA2
39 HDD Active #
42 Vcc
27