YI Memory Map
Misc.
ASM
Super FX
Object Palette
Sprite Palette
Layer 1 Tilemap
Layer 2 Tilemap
Layer 3 Tilemap
Layer 4 Tilemap
Sprite Tilemap
Player Tilemap
Misc. Tilemap
Player Physics
Level Data
Pointer
Music
Sprite Number
Debug
Sound Effect
Timer
Empty
Subroutine
Coordinate
Level Number
Map
Cutscene
Controller
Sprite Physics
Bandit Mini-Game
Bonus Challenge
Boss
Pause Screen
Text
Misc.
ASM
Super FX
Object Palette
Sprite Palette
Layer 1 Tilemap
Layer 2 Tilemap
Layer 3 Tilemap
Layer 4 Tilemap
Sprite Tilemap
Player Tilemap
Misc. Tilemap
Player Physics
Level Data
Pointer
Music
Sprite Number
Debug
Sound Effect
Sprite Table
Timer
Empty
Subroutine Coordinate
Level Number
Map
Cutscene
Controller
Sprite Physics
Bandit Mini-Game
Flag
Bonus Challenge
Boss
Pause Screen
Text
Misc.
ASM
Super FX
Object Palette
Sprite Palette
Layer 1 Tilemap
Layer 2 Tilemap
Layer 3 Tilemap
Layer 4 Tilemap
Sprite Tilemap
Player Tilemap
Misc. Tilemap
Player Physics
Level Data
Pointer
Music
Sprite Number
Debug
Sound Effect
Timer
Empty
Subroutine
Coordinate
Level Number
Map
Cutscene
Controller
Sprite Physics
Bandit Mini-Game
Bonus Challenge
Boss
Pause Screen
Text
Table
Graphics
SNES Register (PPU)
SNES Register (APU)
SNES Register (Hardware)
SNES Register (Controller)
SNES Register (DMA)
Super FX Register
Misc.
ASM
Super FX
Object Palette
Sprite Palette
Layer 1 Tilemap
Layer 2 Tilemap
Layer 3 Tilemap
Layer 4 Tilemap
Sprite Tilemap
Player Tilemap
Misc. Tilemap
Player Physics
Level Data
Pointer
Music
Sprite Number
Debug
Sound Effect
Timer
Empty
Subroutine
Coordinate
Level Number
Map
Cutscene
Controller
Sprite Physics
Bandit Mini-Game
Bonus Challenge
Boss
Pause Screen
Text
Table
Graphics
RAM Address
Length
Type
Description
Details
$7E0130
1 byte
Debug
(Used by debug routine at $0080F8 ) Frame advance timer: When L or R is pressed on Controller 2 and frame advance flag at $012F is set, skips game mode code and decrements once per frame until it reaches 0, then next frame runs game mode code for one frame.
Cleared when frame advance flag is set and neither L nor R is pressed on Controller 2.