
plan for full game:

- code 8000 bytes

- sprites 5000 bytes

- text 1000 bytes

- map 6000 bytes
 - overworld 6x6:	 2880 bytes
   1st dungeon 4x4:	 1280 bytes
   2nd dungeon 4x4:	 1280 bytes
   rest	7 screens:	 560 bytes