X-Nico

unusual facts about graphics mode



Mode X

Mode X is an alternative video graphics display mode of the IBM VGA graphics hardware that was popularized by Michael Abrash, first published in July 1991 in Dr. Dobb's Journal, republished in chapters 47-49 of Abrash's Graphics Programming Black Book (now freely available online).


see also

Dragon Data

However, a number of circumstances (the delay in introducing the 64K model, poor colour support with a maximum of 4 colours displayable in "graphics mode" and only 2 colours in the highest 256 × 192 pixel mode, the late introduction of the external disk unit and of the supporting OS9-based software) caused the company to lose market share.