dos33fsprogs/megademo/README

15 lines
344 B
Plaintext
Raw Normal View History

Memory Map:
$0000-$0100 = ZERO PAGE
$0100-$0200 = STACK
$0400-$0800 = TEXT/GR PAGE0
$0800-$0C00 = TEXT/GR PAGE1
$0C00-$0fff = we use this as TEXT/GR offscreen buffer
$1000-$1fff = 4k free
$2000-$3fFF = HGR1 page ; note we never use HGR2 ($4000-$6000)
$4000-$9600 = roughly 20k(?)
$9600-$BFFF = DOS3.3
$C000-$FFFF = peripherals/ROM