Specifications

Baseboard Connectors
87
17 DD0
18 DD15
19 GND
20 Keyed
21 IDEDRQ
22 GND
23 DIOW_L
24 GND
25 DIOR_L
26 GND
27 IORDY
28 CSEL (1 KΩ p/d)
29 IDEDAK_L
30 GND
31 IDEIRQ
32 Reserved (N/C)
33 IDESA1
34 PDIAG_L (tied to
GND)
35 IDESA0
36 IDESA2
37 IDECS1_L
38 IDECS3_L
Table 4-15 (continued) IDE Connector Pinouts
Pin Signal