Battletoads (Game Boy):ROM map

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  • 1F7ED = Starting lives
  • 1F7E8 = Starting HP
  • 1F7F2 = Starting continues
  • 0FCFC = Lives (after using a continue)
  • 0FE38 = HP (after losing a life)

Levels

  • 1F2F2-1F2FB = Level ID list
    • A list of internal level IDs can be found here.

Music

  • 03B94-03B9D = Level-based music ID list
    • Determines the music that each level should have. For a list of IDs, see here.
  • 00632 = Title screen music ID
  • 035EC = ASM code for initializing music (e.g. when starting a level)
  • 0941E-09495 = List of little-endian pointers for music data -- four per music track (presumably one pointer per channel)

Tempos

  • 0940F-0941D = Music tempo list
  • 1EC7B = Fast music tempo for Level 2 (boss section)
  • 128F1 = Faster music tempo for Level 2 (boss section)
  • 029D7 = Fast music tempo for Level 4
  • 01434 = Fast music tempo for Level 6 (boss section)
  • 11F64 = Faster music tempo for Level 6 (boss section)
  • 123D4 = Fast music tempo for Level 7 (boss section)


Internal Data for Battletoads (Game Boy)

ROM MapRAM MapText TableNotesTutorials