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Sonic Chaos (Game Gear)/RAM map
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The following article is a RAM map for Sonic Chaos (Game Gear).
Offset Size Description C000 4096 Level Layout D137 16 Controller input (01 up, 02 down, 04 left, 08 right, 10 B1, 20 B2) D170 1 Camera value X 32x32 position D174 2 Camera value X D176 2 Camera value Y D278 1 Sonic's X 32x32 position D285 1 Sonic X 256X256 position D293 1 Sonic's feet wiggling in continue screen D297 1 Zone value D298 1 Act value D299 1 Lives D29A 1 Rings D2A6 2 Speed/Time LE D2AE ? Score D2BF 1 Sound effect number D2BF 2 Timer D2C2 1 Millisecond timer D2C3 1 Continues D2C8 1 Sonic or Tails trigger D2C9 1 Level select arrow location D2CA 1 Continue timer D2CB 1 Continue clock D351 1 Ring frames D358 2 Sonic X position D35A 2 Sonic Y position D446 1 Holding down button value D454 1 THZ Auto BG frames D472 32 Palette data D506 1 Sonic's sprite D50E 1 Sonic's foot sound test D52A 1 Sonic's foot sound test D533 1 Scrolling timer for intro D533 1 Ending change sprite (sonic/tails) timer D700 64 Sprite 1 data D726 1 Boss HP D711 1 Robotnik X value D733 1 Timer between Boss destroyed and Sonic running D740 64 Sprite 2 data D780 64 Sprite 3 data D7C0 64 Sprite 4 data D800 64 Sprite 5 data D834 ? Text loaded in ending? D840 64 Sprite 6 data D880 64 Sprite 7 data DE01 1 Tempo speed up timer? DE02 1 Music tempo DE08 1 Music pause flag DE40 48 Instrument 1 | DE4B Instrument notes 1 2 bytes DE70 48 Instrument 2 | DE7B Instrument notes 2 2 bytes DEA0 48 Instrument 3 | DEAB Instrument notes 3 2 bytes DED0 48 Percussion | DED6 Drum track DF00 48 Music related 1? DF30 48 Music related 2? DF60 48 Music related 3?