const byte* PROCPORT = $01;

const byte* CHARGEN = $d000;

const byte* SPRITES_XPOS = $d000;
const byte* SPRITES_YPOS = $d001;
const byte* SPRITES_XMSB = $d010;
const byte* RASTER = $d012;
const byte* SPRITES_ENABLE = $d015;
const byte* SPRITES_EXPAND_Y = $d017;
const byte* SPRITES_PRIORITY = $d01b;
const byte* SPRITES_MC = $d01c;
const byte* SPRITES_EXPAND_X = $d01d;
const byte* BORDERCOL = $d020;
const byte* BGCOL = $d021;
const byte* SPRITES_MC1 = $d025;
const byte* SPRITES_MC2 = $d026;
const byte* SPRITES_COLS = $d027;

const byte* COLS = $d800;


const byte BLACK = $0;
const byte WHITE = $1;
const byte RED = $2;
const byte CYAN = $3;
const byte PURPLE = $4;
const byte GREEN = $5;
const byte BLUE = $6;
const byte YELLOW = $7;
const byte ORANGE = $8;
const byte BROWN = $9;
const byte PINK = $a;
const byte DARK_GREY= $b;
const byte GREY = $c;
const byte LIGHT_GREEN = $d;
const byte LIGHT_BLUE = $e;
const byte LIGHT_GREY = $f;
