Texas Instruments 3000 EGA (Enhanced Graphics Adapter), VGA (Video Graphics Array)

Screen Standards
EGA (Enhanced Graphics Adapter)
The EGA standard supports 640-by-350 pixel monochrome or 16-color graphics, 640-by-
200 pixel and 320-by-200 pixel 16-color graphics. The EGA standard also uses an 8-by-
14 pixel character box for text displays.
The TravelMate 3000 LCD screen supports EGA by displaying text in an 80-column by
25-line text display with 16 shades of gray (selectable from 32 shades) in an 8-by- 1 6
pixel character box in a 640-by-400 pixel display area centered on the screen.
The TravelMate 3000 LCD supports color graphics in three resolutions:
Resolution: 320 by 200 in 16 of 32 shades of gray
One pixel is converted to a 2 x 2 cell
Display area: 640 x 400
Resolution: 640 by 200 In 16 of 32 shades of gray
One pixel is converted to a 1 x 2 cell
Display area: 640 x 400
Resolution: 640 by 350 pixels with 2 shades of gray or monochrome
One pixel is displayed as a 1 x 1 cell
Display area: 640 x 350
VGA (Video Graphics Array)
The VGA standard supports 640-by-480 pixel monochrome or 16 of 64 color graphics and
320-by-200 pixel 256-color graphics. The VGA standard uses an 8-by- 16 pixel character
box for text display.
H-2 Screen Standards