YI Memory Map
Displaying 50 out of 586 addresses.
View: moderated | waiting (30)
| ROM Address | Length | Type | Description | Details |
|---|---|---|---|---|
| $028000 | 72 bytes | Sprite Palette | Yoshi colors used in-level. Arranged by translevel number. | |
| $0280BD | 108 bytes | Sprite Palette | Falling wall palettes. Palettes are stored in individual colours, in the order blue value, green value and red value. It is indexed by the table at $0280B7 which in turn is indexed by the sprite palette and is copied to $70404A. | |
| $02FFD7 | 41 bytes | Empty | Empty (filled with FF) | |
| $038000 | 1326 bytes | Pointer | Long pointers to sprite init routines in sprite ID order ($000 - $1B9) | |
| $03852E | 1326 bytes | Pointer | Long pointers to sprite main routines in sprite ID order ($000 - $1B9) | |
| $038A5C | 1326 bytes | Pointer | Long pointers to sprite head bop routines in sprite ID order ($000 - $1B9) | |
| $038F8A | 1326 bytes | Pointer | Long pointers to sprite riding Yoshi routines in sprite ID order ($000 - $1B9) | |
| $03A364 | 300 bytes | Subroutine | Subroutine that spawns sprites | |
| $03FEEE | 274 bytes | Empty | Empty (filled with FF) | |
| $0489B8 | 8 bytes | Sprite Palette | Shy Guy Colors (Green, Red, Yellow, Pink) | |
| $04AC9C | 29 bytes | Subroutine | Kill Yoshi Subroutine. This one kills Yoshi as he was killed by a spike. | |
| $05C6FD | 16 bytes | Misc. | Table of '?' bucket rotation effects | |
| $05FFC4 | 60 bytes | Empty | Empty (filled with FF) | |
| $06FEAA | 342 bytes | Empty | Empty (filled with FF) | |
| $07FF47 | 185 bytes | Empty | Empty (filled with FF) | |
| $089FD0 | 48 bytes | Empty | Empty (filled with 01) | |
| $09835F | 477 bytes | Super FX | Super FX routine which draws Yoshi (copies tiles to OAM and sets the graphics pointer). It also draws Yoshi's tongue. | |
| $09AF70 | 206 bytes | Empty | Empty (filled with 01) | |
| $09EDCE | 624 bytes | Empty | Empty (filled with 01) | |
| $09F18F | 687 bytes | Empty | Empty (filled with 01) | |
| $0AEC2B | 4 bytes | Player Physics | Yoshi max speed for acceleration to apply, for right and left. | |
| $0B9787 | 121 bytes | Empty | Empty (filled with 01) | |
| $0BF3B7 | 3145 bytes | Empty | Empty (filled with FF) | |
| $0CDACA | 24 bytes | Sprite Palette | Color of Kamek's first magic spell; 2 bytes per boss battle. | |
| $0CDAE2 | 24 bytes | Sprite Palette | Color of Kamek's second magic spell; 2 bytes per boss battle. | |
| $0CDAFA | 12 bytes | Music | Music value used for each boss battle: $0A is x-4 boss music (or for level header music setting 7 or 8, $0A becomes the longer intro used in piranha & raven), and $0C is x-8 boss music | |
| $0CFF69 | 151 bytes | Empty | Empty (filled with FF) | |
| $0DFC83 | 893 bytes | Empty | Empty (filled with FF) | |
| $0EA131 | 7 bytes | Subroutine | Barney Bubble init subroutine | |
| $0EFF82 | 126 bytes | Empty | Empty (filled with FF) | |
| $0FE056 | 6058 bytes | Empty | Empty (filled with FF) | |
| $0FFC80 | 896 bytes | Misc. Tilemap | Tilemap for the Title Screen logo | |
| $108B05 | 16 bytes | Level Data | Table (one byte entries): The number of bits to copy for each piece of variable-sized header information, in level header order. The final $00 marks the end. Used by $108B15. |
|
| $108B15 | 72 bytes | Subroutine | Level header decompression routine: copies variable-sized pieces of header data into separate addresses in RAM starting at $7E0134 | |
| $11B0FB | 4 bytes | Bandit Mini-Game | Table of distances that the Gather Coins cannon rotates | |
| $11B0FF | 4 bytes | Bandit Mini-Game | Table of distances that the Gather Coins cannon and platform will move along the white track | |
| $11B103 | 4 bytes | Bandit Mini-Game | Table of speeds that the Gather Coins cannon rotates | |
| $15FFD3 | 45 bytes | Empty | Empty (filled with FF) | |
| $1681C7 | 766 bytes | Level Data | Level $00: object data | |
| $17B781 | 384 bytes | Map | X-coordinates for checkpoints along Yoshi's walking path after beating a level; 8 bytes per level | |
| $17B901 | 384 bytes | Map | Y-coordinates for checkpoints along Yoshi's walking path after beating a level; 8 bytes per level | |
| $17BDAE | 16 bytes | Map | X-coordinates of each Yoshi on the world 1 map | |
| $17BDBE | 16 bytes | Map | X-coordinates of each Yoshi on the world 2 map | |
| $17BDCE | 16 bytes | Map | X-coordinates of each Yoshi on the world 3 map | |
| $17BDDE | 16 bytes | Map | X-coordinates of each Yoshi on the world 4 map | |
| $17BDEE | 16 bytes | Map | X-coordinates of each Yoshi on the world 5 map | |
| $17BDFE | 16 bytes | Map | X-coordinates of each Yoshi on the world 6 map | |
| $17BE0E | 16 bytes | Map | Y-coordinates of each Yoshi on the world 1 map | |
| $17BE1E | 16 bytes | Map | Y-coordinates of each Yoshi on the world 2 map | |
| $17BE2E | 16 bytes | Map | Y-coordinates of each Yoshi on the world 3 map | |