Difference between revisions of "Bubble Bobble:RAM map"

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(Added some variables. Tweaked the explanations of the ones that existed. Formed some headers and organized the data.)
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*002E - Number of remaining lives
+
== Global Variables ==
*003F - Timer for flashing invincibility (odd = visible, even = invisible)
+
*'''0401''' - Current Level (Level 1 = $01)
*0401 - Next level to start on
+
*'''045D''' - Super Bubble Bobble switch
*044D - Counter for umbrella
+
*'''04C4''' - Altering this changes the enemy sprites. Probably an offset position for reading data from the pattern image.
 +
 
 +
 
 +
== Menu Variables ==
 +
*'''0402''' - Option selected on main menu
 +
*'''0502-0506''' - Password letters (A-J = $00-$09)
 +
 
 +
 
 +
== Player Variables ==
 +
*'''002E''' - P1 remaining lives
 +
*'''003F''' - P1 invincibility timer (odd = invisible, even = visible)
 +
*'''0042''' - P2 remaining lives
 +
*'''0053''' - P2 invincibility timer (odd = invisible, even = visible)
 +
 
 +
 
 +
== Counter Variables ==
 +
These are the combined total for both players.
 +
 
 +
*'''0435''' - Counter for bubbles blown
 +
*'''0436''' - Counter for empty bubbles popped
 +
*'''043B''' - Counter for fruits eaten
 +
*'''0476''' - Counter for filled bubbles popped
 +
 
 +
 
 +
== Bonus Round Variables ==
 +
*'''042F''' - Amount of remaining treasures during Bonus Game
 +
*'''0430''' - Bonus Round timer
 +
*'''0431''' - P1 treasures collected in Bonus Round
 +
*'''0433''' - P2 treasures collected in Bonus Round
 +
*'''045F''' - Bonus Round switch (set to $01+ to activate the bonus game, as if picking up the bottle)
 +
 
 +
 
 +
== Level Variables ==
 +
*'''0405''' - Queue for EXTEND letters (Only 3 will come per level, any queue excess will be cleared at the beginning of the next level with openings)
 +
*'''040D''' - Timer countdown until "Hurry!" appears. This set to 040E at the beginning of each level.
 +
*'''040E''' - What the "Hurry!" timer countdown (040D) is set to at the beginning of a level. Varies from level to level.
 +
*'''044D''' - Remaining levels to be skipped by an umbrella. If > 0 when all the enemies on the level are defeated, you will being skipping levels. You can only skip 31 levels max. If the variable is set above $1F(31), skipping will occur again after the defeat of the enemies. This will continue until the variable = 0.
 +
*'''045E''' - Timer going up (Item appearances/disappearances may be relative to it)
 +
*'''04CD''' - Point Item position [on Level 1, it positions the item diagonally from the upper-left corner ($00) to the lower-right corner ($FF)]
 +
*'''04CE''' - Appearance of Elemental Bubbles ($00-$1F = Nothing/????, $20-$3F = Water Bubbles, $40-$5F = Fire Bubbles, $60+ Fire Bubbles over Water Bubbles and other odd combinations)
 +
 
 +
 
 +
== End Boss Variables ==
 +
*'''006F''' - Super Drunk's HP
 +
 
 +
 
 +
== Miscellaneous Variables ==
 +
*'''0445-044B''' - Variables representing each digit of the last scorer's score. <br>
 +
- 0445 is millions <br>
 +
- 0446 is hundred thousands <br>
 +
- 0447 is ten thousands <br>
 +
- 0448 is thousands <br>
 +
- 0449 is hundreds <br>
 +
- 044A is tens <br>
 +
- 044B is ones <br>
 +
$27 seems to represent a blank space. These reset to $27 (36) at the beginning of each level. Could possibly be related to how the on-screen score information is redrawn.

Revision as of 21:04, 15 January 2008

Global Variables

  • 0401 - Current Level (Level 1 = $01)
  • 045D - Super Bubble Bobble switch
  • 04C4 - Altering this changes the enemy sprites. Probably an offset position for reading data from the pattern image.


Menu Variables

  • 0402 - Option selected on main menu
  • 0502-0506 - Password letters (A-J = $00-$09)


Player Variables

  • 002E - P1 remaining lives
  • 003F - P1 invincibility timer (odd = invisible, even = visible)
  • 0042 - P2 remaining lives
  • 0053 - P2 invincibility timer (odd = invisible, even = visible)


Counter Variables

These are the combined total for both players.

  • 0435 - Counter for bubbles blown
  • 0436 - Counter for empty bubbles popped
  • 043B - Counter for fruits eaten
  • 0476 - Counter for filled bubbles popped


Bonus Round Variables

  • 042F - Amount of remaining treasures during Bonus Game
  • 0430 - Bonus Round timer
  • 0431 - P1 treasures collected in Bonus Round
  • 0433 - P2 treasures collected in Bonus Round
  • 045F - Bonus Round switch (set to $01+ to activate the bonus game, as if picking up the bottle)


Level Variables

  • 0405 - Queue for EXTEND letters (Only 3 will come per level, any queue excess will be cleared at the beginning of the next level with openings)
  • 040D - Timer countdown until "Hurry!" appears. This set to 040E at the beginning of each level.
  • 040E - What the "Hurry!" timer countdown (040D) is set to at the beginning of a level. Varies from level to level.
  • 044D - Remaining levels to be skipped by an umbrella. If > 0 when all the enemies on the level are defeated, you will being skipping levels. You can only skip 31 levels max. If the variable is set above $1F(31), skipping will occur again after the defeat of the enemies. This will continue until the variable = 0.
  • 045E - Timer going up (Item appearances/disappearances may be relative to it)
  • 04CD - Point Item position [on Level 1, it positions the item diagonally from the upper-left corner ($00) to the lower-right corner ($FF)]
  • 04CE - Appearance of Elemental Bubbles ($00-$1F = Nothing/????, $20-$3F = Water Bubbles, $40-$5F = Fire Bubbles, $60+ Fire Bubbles over Water Bubbles and other odd combinations)


End Boss Variables

  • 006F - Super Drunk's HP


Miscellaneous Variables

  • 0445-044B - Variables representing each digit of the last scorer's score.

- 0445 is millions
- 0446 is hundred thousands
- 0447 is ten thousands
- 0448 is thousands
- 0449 is hundreds
- 044A is tens
- 044B is ones
$27 seems to represent a blank space. These reset to $27 (36) at the beginning of each level. Could possibly be related to how the on-screen score information is redrawn.