Video: Lesson P2 - Bitmap Functions on the Atari 800 / 5200
Posted: Wed Apr 24, 2019 9:38 pm
http://www.chibiakumas.com/6502/platform.php#LessonP2
The Atari 5200 and 800 are capable of 320x200 in 2 colors, or 160x200 in 4 colors - and the screen layout is a typical bitmap - so it should be easy to use...
Unfortunately, setting it up is hard - we need to define a 'Display list' which configures the screen layout, and the A5200 and A800 have graphics hardware at different memory locations!... Lets learn how to make it behave!