RAM map.txt

$02000000  SHORT  Snake current size
$02000002  BYTE   Snake facing direction
$02000003  BYTE   Game speed
$02000004  BYTE   1 if counter has ever been used
$02000005  BYTE   Buttons being pressed
$02000006  SHORT  Egg coordinates
$02000008  WORD   RNG seed
$0200000C  BYTE   This byte is set after the first time RNG is used
$0200000D  BYTE   Game state
$0200000E  SHORT  Snake new size
$02000010  BYTE   Update background map 0 flag
$02000011  BYTE   Update background map 1 flag
$02000012  BYTE   Update background map 2 flag
$02000013  BYTE   Update background map 3 flag
$02000014  BYTE   Tile to use for egg
$02000015  BYTE   Current fade coeficient
$02000016  SHORT  Length of list at $02005000
$02000018  SHORT  FPS counter last time logic was ran
$0200001A  SHORT  Previous position of tail (used for the list at $02005000), 0 if the snek just grew
...
$02000020  LIST   Snake body piece coordinates
...
$02005000  LIST   Buffer with available tiles for eggs, updated when the snake moves
...
$02005500  WORD   Current song samples played
$02005504  POIN   Current song
$02005508  WORD   Current sfx samples played
$0200550C  POIN   Current sfx