YI Memory Map
Displaying 50 out of 586 addresses.
View: moderated | waiting (23)
| ROM Address | Length | Type | Description | Details |
|---|---|---|---|---|
| $17BE3E | 16 bytes | Map | Y-coordinates of each Yoshi on the world 4 map | |
| $17BE4E | 16 bytes | Map | Y-coordinates of each Yoshi on the world 5 map | |
| $17BE5E | 16 bytes | Map | Y-coordinates of each Yoshi on the world 6 map | |
| $17E18E | 10 bytes | Map | (X, X, Y, B, A) Button sequence that unlocks the Mini-Battle menu | |
| $17F7C3 | 1332 bytes | Level Data | Level data long pointers, two per level, in translevel ID order ($00-$DD): First is header/object/screen exit (all in one) Second is sprite data |
|
| $18B3F2 | 74280 bytes | Layer 1 Tilemap | MAP16 page tables: data is word-sized SNES VRAM tilemap, split up into pages $00-$A7 and then further into 8-byte (4-word) chunks representing a single 16x16 tile (4 8x8 entries together) | |
| $20B0B6 | 15992 bytes | Sound Effect | Waves crashing on island (BRR) | |
| $20EF2F | 2339 bytes | Sound Effect | Seagulls on island (BRR) | |
| $21B3FB | 19461 bytes | Empty | Empty (filled with FF) | |
| $229333 | 682 bytes | Text | Intro cutscene message box text: "This paradise is Yoshi's Island, where all the Yoshies live. They are all in an uproar over the baby that fell from the sky. Wait! The baby seems to know where he wants to go. The bonds between the twins informs each of them where the other one is. The Yoshies decide to carry the baby to his destination via a relay system. Now begins a new adventure for the Yoshies and Baby Mario." |
|
| $229825 | 140 bytes | Text | "Hovering Jump" message box text (from Welcome level) | |
| $2298C7 | 225 bytes | Text | "Making Eggs" message box text (from level 1-1) | |
| $22C20B | 38 bytes | Text | "Try this stage again?" text | |
| $22C248 | 47 bytes | Text | "Restart from the middle ring?" text | |
| $22D348 | 44216 bytes | Empty | Empty (filled with FF) | |
| $248000 | 32768 bytes | Graphics | Uncompressed tile graphics, 4bpp, 32 bytes per 8x8 tile, 1024 tiles | |
| $258000 | 32768 bytes | Graphics | Uncompressed tile graphics, 4bpp, 32 bytes per 8x8 tile, 1024 tiles | |
| $268000 | 32768 bytes | Graphics | Block of two 256x128 Super FX bitmaps, separated by high & low nibble (map screen icons) | |
| $278000 | 16384 bytes | Graphics | Block of two 256x64 Super FX bitmaps, separated by high & low nibble (selection screen & bonus screen icons) | |
| $27C000 | 16384 bytes | Graphics | Uncompressed tile graphics, 4bpp, 32 bytes per 8x8 tile, 512 tiles | |
| $288000 | 32768 bytes | Graphics | Block of two 256x128 Super FX bitmaps, separated by high & low nibble | |
| $298000 | 32768 bytes | Graphics | Block of two 256x128 Super FX bitmaps, separated by high & low nibble | |
| $2A8000 | 32768 bytes | Graphics | Block of two 256x128 Super FX bitmaps, separated by high & low nibble | |
| $2B8000 | 32768 bytes | Graphics | Block of two 256x128 Super FX bitmaps, separated by high & low nibble | |
| $2C8000 | 32768 bytes | Graphics | Block of two 256x128 Super FX bitmaps, separated by high & low nibble (mostly island cutscene) | |
| $2D8000 | 26624 bytes | Graphics | Uncompressed tile graphics, 2bpp, 16 bytes per 8x8 tile, 1664 tiles | |
| $2DE800 | 6144 bytes | Graphics | Uncompressed tile graphics, 4bpp, 32 bytes per 8x8 tile, 192 tiles | |
| $2E8000 | 15360 bytes | Graphics | Block of two 256x60 Super FX bitmaps, separated by high & low nibble (French & German icon graphics) | |
| $2EBC00 | 3305 bytes | Graphics | LC_LZ1 file $000: 4bpp, 4kb | |
| $2EC8E9 | 3186 bytes | Graphics | LC_LZ1 file $001: 4bpp, 4kb | |
| $2ED55B | 3289 bytes | Graphics | LC_LZ1 file $002: 4bpp, 4kb | |
| $2EE234 | 3191 bytes | Graphics | LC_LZ1 file $003: 4bpp, 4kb | |
| $2EEEAB | 2638 bytes | Graphics | LC_LZ1 file $004: 4bpp, 4kb | |
| $2EF8F9 | 2419 bytes | Graphics | LC_LZ1 file $005: 4bpp, 4kb | |
| $2F826C | 2892 bytes | Graphics | LC_LZ1 file $006: 4bpp, 4kb | |
| $2F8DB8 | 2970 bytes | Graphics | LC_LZ1 file $007: 4bpp, 4kb | |
| $2F9952 | 3096 bytes | Graphics | LC_LZ1 file $008: 4bpp, 4kb | |
| $2FA56A | 2401 bytes | Graphics | LC_LZ1 file $009: 4bpp, 4kb | |
| $2FAECB | 2789 bytes | Graphics | LC_LZ1 file $00A: 4bpp, 4kb | |
| $2FB9B0 | 2241 bytes | Graphics | LC_LZ1 file $00B: 4bpp, 4kb | |
| $2FC271 | 3120 bytes | Graphics | LC_LZ1 file $00C: 4bpp, 4kb | |
| $2FCEA1 | 3353 bytes | Graphics | LC_LZ1 file $00D: 4bpp, 4kb | |
| $2FDBBA | 3232 bytes | Graphics | LC_LZ1 file $00E: 4bpp, 4kb | |
| $2FE85A | 2925 bytes | Graphics | LC_LZ1 file $00F: 4bpp, 4kb | |
| $2FF3C7 | 1175 bytes | Graphics | LC_LZ1 file $010: 2bpp, 2kb | |
| $2FF85E | 1420 bytes | Graphics | LC_LZ1 file $011: 2bpp, 2kb | |
| $2FFDEA | 1139 bytes | Graphics | LC_LZ1 file $012: 2bpp, 2kb | |
| $30825D | 388 bytes | Graphics | LC_LZ1 file $013: 2bpp, 2kb | |
| $3083E1 | 1269 bytes | Graphics | LC_LZ1 file $014: 2bpp, 2kb | |
| $3088D6 | 911 bytes | Graphics | LC_LZ1 file $015: 2bpp, 2kb | |