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80 Appendix B: Technical reference
DVI-I connector
The DVI-I connector is a 29-pin female DVI connector. This connector is used
for digital or analog video output. The connector's pinout is outlined in the
following table.
• Output voltage and maximum current: 5 V, 0.20 A.
• Auto-resettable fuse: Yes.
Pin
Signal
1
TX2-
2
TX2+
3
GND
4-5
NC
6
SCLK
7
SDATA
8
VSYNC
9
TX1-
10
TX1+
11
GND
12-13
NC
14
+5V
15
GND
16
HPD
17
TX0-
18
TX0+
19
GND
20-21
NC
22
GND
1
9
17
I/O
Description
O
Transmission Data Line 2-.
O
Transmission Data Line 2+.
-
Ground.
-
Not connected.
I/O
DDC data clock line.
I/O
DDC serial data line.
O
Vertical synchronization.
O
Transmission Data Line 1-.
O
Transmission Data Line 1+.
-
Ground.
-
Not connected.
O
+5 V
-
Ground.
I/O
Hot-plug detect.
O
Transmission data line 0-.
O
Transmission data line 0+.
-
Ground.
-
Not connected.
-
Ground.
8
C1
C2
C5
C3
24
C4
dc
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