LodjurGBA V0.1.2

An Atari Lynx emulator for Nintendo GBA.

How to use

When the emulator starts, you press L+R to open up the menu. Now you can use the cross to navigate the menus, A to select an option, B to go back a step.

Menu

File

• Load Game: Select a game to load.
• Load NVRAM: Load non volatile ram (EEPROM/SRAM) for the currently running game.
• Save NVRAM: Save non volatile ram (EEPROM/SRAM) for the currently running game.
• Save Settings: Save the current settings (and internal EEPROM).
• Reset Game: Reset the currently running game.

Controller

• Autofire: Select if you want autofire.
• Swap A-B: Swap which GBA button is mapped to which Lynx button.

Display

• Gamma: Lets you change the gamma ("brightness").
• Contrast: Lets you change the contrast.

Settings

• Speed: Switch between speed modes.
  • Normal: Game runs at it's normal speed.
  • 200%: Game runs at double speed.
  • Max: Games can run up to 4 times normal speed (might change).
  • 50%: Game runs at half speed.
• Autoload State: Toggle Savestate autoloading. Automagically load the savestate associated with the selected game.
• Autoload NVRAM: Toggle EEPROM/SRAM autoloading. Automagically load the EEPROM/SRAM associated with the selected game.
• Autosave Settings: This will save settings when leaving menu if any changes are made.
• Autopause Game: Toggle if the game should pause when opening the menu.
• Overclock EWRAM: Changes the waitstates on EWRAM between 2 and 1, might damage your GBA and uses more power, around 10% speedgain. Use at your own risk!
• Autosleep: Change the autosleep time, also see Sleep.

Machine

• Machine: Select the emulated machine.
• Cpu speed hacks: Allow speed hacks.
• Half Cpu Speed: Just half the emulated cpu speed.
• Sound: Turn sound emulation on/off.

Debug

• Debug Output: Show FPS and logged text.
• Step Frame: Emulate one frame.

About

Some info about the emulator and game...

Sleep

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

Controls

• GBA B & A buttons are mapped to Lynx B & A.
• GBA L & R buttons are mapped to Lynx Option II & Option I.
• GBA d-pad is mapped to Lynx d-pad.
• GBA Start is mapped to Lynx Pause.

Games

• Baseball Heroes. Doesn't start'
• Gates of zendocon. Hangs if intro is not skipped.

Credits

Thanks to:
Keith Wilkins for Handy source and info.

Fredrik Ahlström

https://bsky.app/profile/therealflubba.bsky.social

https://www.github.com/FluBBaOfWard

X/Twitter @TheRealFluBBa