desmume(1) Nintendo DS emulator


desmume [options] files...


This manual page documents briefly the desmume program

desmume is a Nintendo DS emulator running homebrew demos and commercial games.


These programs follow the usual GNU command line syntax, with long options starting with two dashes (`-'). A summary of options is included below.
Loads savegame from slot NUM
Enables using OpenGL for screen rendering
Use software colour conversion during OpenGL screen rendering. May produce better or worse frame rates depending on hardware.
Select available 3d emulation:
0 = 3d disabled
1 = internal desmume software rasterizer (default)
2 = osmesa or gtkglext opengl (if available, depending on compilation options, see desmume --help)
Disables the sound emulation
Disables the 60 fps limiter
Enable the ARM9 GDB stub on the given port
Enable the ARM7 GDB stub on the given port
Select savetype from the following:
0 = Autodetect
1 = EEPROM 4kbit
2 = EEPROM 64kbit
3 = EEPROM 512kbit
4 = FRAM 256kbit
5 = FLASH 2mbit
6 = FLASH 4mbit
Set the language in the firmware, LANG as follows:
0 = Japanese
1 = English
2 = French
3 = German
4 = Italian
5 = Spanish
Enable disk image GBAMP compact flash emulation
-h, --help
Show summary of options.
-v, --version
Show version of program.


Mouse cursor acts as stylus, mouse click replaces stylus touch.

Keyboard can be configured and by default works as follows:

F1-F10 load savegame from slot 1-10
Shift+F1-F10 save game to slot 1-10
Non-keypad arrows act as d-pad
z = A
x = B
a = Y
s = X
q = L
w = R
Enter = START
Left Shift = SELECT
Backspace = LID

Desmume accepts joystick events, which can be configured by user.


desmume was written by DeSmuME team (

This manual page was written by Reinhard Tartler <[email protected]> and modified by Pascal Giard <[email protected]>, for the Debian project (but may be used by others).