via http://www.nintendomax.com/viewtopic.php?t=13918&f=19

huiminghao and minitroopa release a new version of the Nes emulator for the Nintendo DS.

1.0b:
- added Mapper240.
- fixed the tmpfile.
- weakened DPCM, sound better?
- A bug with fixed ppustat. eg'teenage Mutant Ninja Turtles'
- A bug with fixed palled.
- Patch update. Battleloads (Europe) <Double Dragon> added.
- SRAM Can Be Saved wathever a game supports.

http://sourceforge.net/projects/nesds/