Crystal Beans from Dungeon Explorer/ROM map

The following article is a ROM map for Crystal Beans from Dungeon Explorer.

Overview

This present the layout of the ROM. The start of asm code whose function is known is mentioned under the code block definition.

Core engine

• 000000-00FFFF (65536) = Core engine code and data

Data bank 1

• 010000-010663 (1636) = Unknown data (bytes and 16-bits pointers)
• 010664-0106FD (154) = PCSpriteAnim? (16-bits pointers)
• 0106FE-010705 (8) = PCAnimNormal?
• 010706-01070D (8) = PCAnimIdle?
• 01070E-01070E (1) = PCAnimNul? (0)
• 01070F-010FCB (2237) = Unknown data (bytes and 16-bits pointers)
• 010FCC-010FEB (32) = NPCSpriteAnim? (16-bits pointers)
• 010FEC-011043 (88) = NPC sprite animations
• 011044-01FFFF (61372) = Unknown data (bytes and 16-bits pointers)

Main game engine

• 020000-2EE5D (61021) = Main game engine code and data

Map data

• 02EE5E-03E395 (62776) = Map data (includes place name strings)

Dialog data

• 03E396-03E401 (108) = Dialog section pointer table (36 24-bits pointers)
• 03E402-03E79D (924) = Dialog string pointer table (308 24-bits pointers)
• 03E79E-04649A (31997) = Dialog strings
• 04649B-04FFFA (39776) = Dialog font graphics (2 bpp planar aka GameBoy format)
• 4FFFB-4FFFF (5) = Unknown data, doesn't seem to be referenced

Character movement sprite graphics

• 050000-053FFF (16384) = Bard (4 bpp Snes format)
• 054000-057FFF (16384) = Bowman (4 bpp Snes format)
• 058000-05BFFF (16384) = Warrior (4 bpp Snes format)
• 05C000-05FFFF (16384) = Kage (4 bpp Snes format)
• 060000-063FFF (16384) = Robot (4 bpp Snes format)
• 064000-067FFF (16384) = Wizard (4 bpp Snes format)
• 068000-06BFFF (16384) = Monk (4 bpp Snes format)
• 06C000-06FFFF (16384) = Dragon (4 bpp Snes format)
• 070000-073FFF (16384) = Fighter (4 bpp Snes format)
• 074000-077FFF (16384) = Priest (4 bpp Snes format)
• 078000-07BFFF (16384) = Thief (4 bpp Snes format)
• 07C000-07FFFF (16384) = Witch (4 bpp Snes format)

Compressed data

• 080000-11FFFF (655360) = Compressed data

Music engine

• 120000-145FFF (155648) = Music engine code and data

Cutscene engine

• 146000-17FFFF (237568) = Cutscene engine code and data