IDE Internal

From HwB

IDE=Integrated Drive Electronics

Developed by Compaq and Western Digital.
Newer version of IDE goes under the name ATA (AT bus Attachment).

Pinout

Idc40m.png

40 PIN IDC MALE at the controller & peripherals.

Idc40f.png

40 PIN IDC FEMALE at the cable.

Pin Name Dir Description
1 /RESET Arrowr.png Reset
2 GND Arrow.png Ground
3 DD7 Arrowlr.png Data 7
4 DD8 Arrowlr.png Data 8
5 DD6 Arrowlr.png Data 6
6 DD9 Arrowlr.png Data 9
7 DD5 Arrowlr.png Data 5
8 DD10 Arrowlr.png Data 10
9 DD4 Arrowlr.png Data 4
10 DD11 Arrowlr.png Data 11
11 DD3 Arrowlr.png Data 3
12 DD12 Arrowlr.png Data 12
13 DD2 Arrowlr.png Data 2
14 DD13 Arrowlr.png Data 13
15 DD1 Arrowlr.png Data 1
16 DD14 Arrowlr.png Data 14
17 DD0 Arrowlr.png Data 0
18 DD15 Arrowlr.png Data 15
19 GND Arrow.png Ground
20 KEY - Key
21 n/c - Not connected
22 GND Arrow.png Ground
23 /IOW Arrowr.png Write Strobe
24 GND Arrow.png Ground
25 /IOR Arrowr.png Read Strobe
26 GND Arrow.png Ground
27 IO_CH_RDY Arrowl.png
28 ALE Arrowr.png Address Latch Enable
29 n/c - Not connected
30 GND Arrow.png Ground
31 IRQR Arrowl.png Interrupt Request
32 /IOCS16  ? IO ChipSelect 16
33 DA1 Arrowr.png Address 1
34 n/c - Not connected
35 DA0 Arrowr.png Address 0
36 DA2 Arrowr.png Address 2
37 /IDE_CS0 Arrowr.png (1F0-1F7)
38 /IDE_CS1 Arrowr.png (3F6-3F7)
39 /ACTIVE Arrowr.png Led driver
40 GND Arrow.png Ground

Note: Direction is Controller relative Devices (Harddisks).

Contributions