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EBX-41 Reference Manual
27
Interfaces and Connectors
Video Interfaces
Standard video outputs on the Copperhead include LVDS for flat panel displays, dual
DisplayPort™ outputs, and an analog VGA output. All outputs support multiple display modes
including Extended Desktop and Clone. The integrated Intel HD4000 Graphics Processing Unit
(GPU) provides hardware-accelerated MPEG-4/H.264 and MPEG-2 video encoding and
decoding. The GPU supports graphics Turbo Boost and up to three simultaneous displays.
The VL- EBX-41 can also be operated without video attached. See “Console Redirection.”
VGA
C
ONNECTOR
An adapter cable, part number VL-CBR-1201, is available to translate VGA connector J1 into a
standard 15-pin D-Sub SVGA connector. The VGA port supports resolutions up to 2048x1536 at
75Hz. This connector is protected against ESD damage.
When the Copperhead is booted, the BIOS tests for a video monitor attached to the VGA port. If
a monitor is not detected during this test, the VGA signals are disabled.
Table 7: VGA Video Output Pinout
J1
Pin
Signal
Name
Function
Mini DB15
Pin
1
GND
Ground
6
2
RED
Red Video
1
3
GND
Ground
7
4
GREEN
Green Video
2
5
GND
Ground
8
6
BLUE
Blue Video
3
7
GND
Ground
5
8
HSYNC
Horizontal Sync
13
9
GND
Ground
10
10
VSYNC
Vertical Sync
14
11
SCL
DDC Serial Data Line Clock
11
12
SDA
DDC Serial Data Line
12
LVDS
F
LAT
P
ANEL
D
ISPLAY
The integrated LVDS Flat Panel Display in the Copperhead is an ANSI/TIA/EIA-644-1995
specification-compliant interface. It can support up to 24 bits of RGB pixel data plus 4 bits of
timing control (HSYNC/VSYNC/DE) on the 4 differential data output pairs. The LVDS clock
frequency ranges from 25 MHz to 112 MHz.
CMOS Setup provides several options for standard LVDS flat panel types. If these options do not
match the requirements of the panel you are attempting to use, contact
for a custom video BIOS.
5