Wasabi GBA

Wasabi
General
Author	FluBBa (Fredrik Ahlström)
Type	Handheld
Version	0.2.4
License	Mixed
Last Updated	2024/04/10
Links
1.0 - 0.2.4 Download
Website
Source

Wasabi is a Watara Supervision emulator for the GBA. It was first release as a PogoShell plugin, the homebrew was re-released in 2022.

The release currently does not include a builder, you can use patters's Python build scripts to compile the ROM.

User guide

File:

• Load Game - Select a game to load.
• Load State - Load a previously saved state of the currently running game.
• Save State - Save a state of the currently running game.
• Save Settings - Save the current settings.
• Reset Game - Reset the currently running game.

Controller:

• Autofire - Choose to enable or disable autofire.
• Swap A/B - Swap which GBA button is mapped to which SV button.

Display:

• Gamma - Adjust the gamma ("brightness").
• Contrast - Change palette contrast.
• Palette - Select from different palettes.

Settings:

• Speed - Switch between speed modes (Normal, 200%, Max, 50%).
• Autoload State - Toggle savestate autoloading.
  • Automagically load the savestate associated with the selected game.
• Autosave Settings - Save settings when leaving the menu if any changes are made.
• Autopause Game - Toggle if the game should pause when opening the menu.
• Overclock EWRAM - Adjust waitstates on EWRAM (use at your own risk, doesn't work on Gameboy Micro).
• Autosleep - Change autosleep time (see also Sleep).

Machine Settings:

• Machine - Select the emulated machine.

Debug:

• Debug Output - Show an FPS meter for now.
• Step Frame - Emulate one frame.

Sleep:

• Put the GBA into sleep mode.
• Start+Select wakes up from sleep mode (activated from this menu or from 5/10/30 minutes of inactivity).

Quit Emulator:

• Tries to reset the Flashcart and reboots the GBA.

Controls

GBA A/B - Supervision A/B

GBA Start - Supervision Start

GBA Select - Supervision Select

GBA D-Dad - Supervision D-Pad

L+R - Menu

Start+Select - Wake up from sleep mode

Screenshots

Changelog

V0.2.4 2024/04/10

• Added sound.
• Optimized CPU core.

V0.2.3 2022/10/14

• Added Quit Emulator menu item.
• Added Overclock EWRAM menu item.

V0.2.2 2022/10/07

• Added new debug menu.
• Better menu traversing.

V0.2.1 2022/09/26

• First re-release of Wasabi for GBA, this time all games should "work".
• Still missing sound.

V1.0 2004/11/30

• First release: cpu, vram emulated.
• Probably the last release as well.

Credits

Huge thanks to Loopy for the incredible PocketNES, without it this emu would probably never have been made.

Thanks to: Peter Trauner & Kevin Horton for docs about the Supervision.

Osman Celimli for docs, tests & help about the Supervision. http://tailchao.com/Wataroo/

External links

• Author's website - http://hem.passagen.se/flubba/gba.html (archived)
• GitHub - https://github.com/FluBBaOfWard/WasabiGBA