Here is a new release of this StyxDS, an Atari ST emulator for the Nintendo DS.

What’s new ?
In one word : quicker ! (but not yet realtime)
– Auto-frameskip (max 5)
– New screen handling (next version will be ARM asm based)
– Mouse in touchpad mode is quicker.

Which games are really playable ?
Rick Dangerous I & II, Xenon 2, Speedball and many other Atari ST great games.

How to use it ?
Copy bios and disks in the /roms/st.
Bios file (tos102fr.img or other bios) have to to be renamed to tos.bin
Disks have to be in the .st format

http://www.neoflash.com/forum/index.php/topic,3942.0.html