Ide Connector - NEC NEAX Express Service & Reference Manual

IDE Connector

If no IDE drives are present, there should be no IDE cable connected. If only one IDE
drive is installed, it must be connected at the end of the cable.
Pin Signal
1 RESET_L
2 GND
3 DD7
4 DD8
5 DD6
6 DD9
7 DD5
8 DD10
9 DD4
10 DD11
11 DD3
12 DD12
13 DD2
14 DD13
15 DD1
16 DD14
17 DD0
18 DD15
19 GND
20 Keyed
IDE Connector Pinout
Pin
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
Signal
IDEDRQ
GND
DIOW_L
GND
DIOR_L
GND
IORDY
CSEL (1 K p/d)
IDEDAK_L
GND
IDEIRQ
Reserved (N/C)
IDESA1
PDIAG_L (tied to GND)
IDESA0
IDESA2
IDECS1_L
IDECS3_L
IDEHDACT_L
GND
Connectors E-11