3-3
Advanced Topics
This sectioncoversinformationintendedfor users familiarwith assembly
language programming.The VGA standard supports a variety of video
modes which
are
accessible through a video BIOS
wall
from assembly
language or other higherlevelprogramminglanguages.
When you startup
in
DOS the screen display defaultsto the standard 80
columntext or alphanumericmode. This
is
mode 34
on
a colorsystem or
mode
74 on a
monochromeVGA system(seefootnotereferences
in
Table
Notes
section
above).
3-6
Summary of Contents for TVGA 9000I
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