Internal ata 40-pin connector, Front of computer – Matrox Electronic Systems 4SIGHT-M User Manual
Page 135
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Pinouts of internal connectors and dip switches 135
Internal ATA 40-pin connector
The ATA 40-pin internal connector is a 40-pin, IDC male connector. The pinout
is outlined in the following table.
• Operating voltage: 5 V.
Pin
Signal
I/O
Description
1
/RESET
O
Reset.
2
GND
-
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.
22
GND
-
Ground.
2
40
39
1
Front of computer
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