System information

Video Interface
VSBC-6 Reference Manual Reference – 35
Video Interface
An on-board Chips and Technologies 65550 video controller with 2MB video RAM provides full
SVGA video output capabilities for the VSBC-6.
Windows 95/98/NT automatically detects the 65550 and installs native driver support for all
resolutions and color depths. The 65550 is also supported by QNX and VXWorks operating
systems.
A 40KB video BIOS located at C0000h can be shadowed via CMOS Setup.
V
IDEO
R
ESOLUTIONS
Several standard VESA SVGA modes and color depths are available depending upon the amount
of installed video RAM.
Table 12: Video Resolutions
2 MB Video RAM
(standard)
1 MB Video RAM
(optional)
640 x 480, 16M colors 640 x 480, 16M colors
800 x 600, 16M colors 800 x 600, 64K colors
1024 x 768, 64K colors 1024 x 768, 256 colors
1280 x 1024, 256 colors 1280 x 1024, 16 colors
V
IDEO
O
UTPUT
C
ONNECTOR
See the Connector Location Diagram on page 17 for pin and connector location information. An
adapter cable, part number VL-CBL-1601, is available to translate J11 into a standard 15-pin D-
Sub SVGA connector.
Table 13: Video Output Pinout
J11
Pin
Signal
Name Function
Mini DB15
Pin
1 CRED Red video 1
2 NC No connect 9
3 CGRN Green video 2
4 SGND Sync return (digital ground) 10
5 CBLU Blue video 3
6 N/C No connect 11
7 N/C No Connect 4
8 N/C No Connect 12
9 GND Digital ground 5
10 CHSYNC Horizontal sync 13
11 GND Red ground 6
12 CVSYNC Vertical sync 14
13 GND Green ground 7
14 N/C No Connect 15
15 GND Blue ground 8
16 NC No connect N/C