Matrox 4Sight - IDE Interface Connector

182 Appendix D: Technical reference
IDE interface connector
The IDE interface connector is a 40-pin, IDC male connector.
29 MEDSB I
Media Sense B
30 /RDATA I
Read Data
31 GND -
Ground
32 /SIDE1 O
Head Select
33 MEDSA I
Media Sense A
34 /DSKCHG O
Disk Change
Pin Signal I/O Description
1 /RESET O
Reset
2GND-
Ground
3 DD7 I/O
Data 7
4 DD8 I/O
Data 8
5 DD6 I/O
Data 6
6 DD9 I/O
Data 9
7 DD5 I/O
Data 5
8 DD10 I/O
Data 10
9 DD4 I/O
Data 4
10 DD11 I/O
Data 11
11 DD3 I/O
Data 3
12 DD12 I/O
Data 12
13 DD2 I/O
Data 2
14 DD13 I/O
Data 13
15 DD1 I/O
Data 1
16 DD14 I/O
Data 14
17 DD0 I/O
Data 0
18 DD15 I/O
Data 15
19 GND -
Ground
20 KEY -
Key
21 DMARQ O
DMA Request