Mario Kart: Super Circuit/RAM map

The following article is a RAM map for Mario Kart: Super Circuit.

Addresses are for USA/Europe version, but an equivalent or similar address exists in the Japan version.

RAM Map

Address  Size    Description
-------- ----    -----------
0300000C    1    Number of retries
03002C6E    1    Lap option for Quick Run (00 - 3 laps, 01 - 5 laps)
03002C70    1    Items option for Quick Run (00 - on, 01 - off)
03002C72    1    Coins option for Quick Run (00 - on, 01 - off)
03003BE0    1    Set to 34 to end race
03003BE1    1    Set to A0 for automatic driving
03003C1D    1    What terrain you're driving on(?)
                 * 10 - Jump ramp
                 * 16 - Speed panel
                 * 1A - Coin
                 * 20 - Pit
                 * 22 - Deep water
                 * 24 - Lava
                 * 40 - Normal ground
                 * 42 - Plank ground(?)
                 * 44 - Castle ground(?)
                 * 46 - Sand
                 * 48 - Damp sand
                 * 52 - Offroad (Sand)
                 * 54 - Offroad (Sand 2)
                 * 5A - Offroad (Grass)
                 * 5C - Water
                 * 82 - Falling edge blocks
03003C1E    1    Amount to slow down kart by when driving offroad or on specific ground
03003C56    2    Driving speed
03003D10    1    Coin count
03003D12    1    Current item
                 * 00 - Green Shell
                 * 01 - Triple Green Shell
                 * 02 - Red Shell
                 * 03 - Triple Red Shell
                 * 04 - Spiny Shell
                 * 05 - Banana
                 * 06 - Triple Banana (unused, non-functional)
                 * 07 - Mushroom
                 * 08 - Triple Mushroom
                 * 09 - Golden Mushroom (unused)
                 * 0A - Star
                 * 0B - Boo
                 * 0C - Lightning
                 * 0D - Fake Item Box (unused, functions as banana)
                 * 0E - Golden Mushroom (unused, infinite)
03003D13    1    "Has item" flag (00 - no, 10 - yes)
03005C80    3    Race timer(?)