NesDS is a Nintendo Entertainment System emulator for Nintendo DS.

Changes:

Roll back some updates in 0.50b.
Mapper90 added. It works fine.
You need to reload the nes rom to get a ‘Soft-Reset’.
Light-Gun added. Under the ‘Input’ bar, click ‘No LightGun’ to active Light-Gun.
When shooting, hold L-button and touch the sub-screen.
‘Swap screens’ is recommended. R-button can be used to rewind game play.
sprite0y calculation for SP-pertile corrected, better.
V-flip for SP-pertile corrected, better.
A patch file added, used to correct the header of rom or modify the settings of nesDS.

Below shows the games patched:
PRGCRC Name
0x33AA Akumajou Densetsu
0x0A62 Joe & Mac
0x49B3 TMNT 1
0xE91E Duck Hunt(JUE)
0x15CF Wild Gunman
0x15CF Gum Shoe
0x9F65 Hogan’s Alley (JU)
0xB2B5 Three Eyed ONE/Mitsume Ga Tooru
0x8A35 Feng Shen Bang(Chinese)
0xD796 Alien Syndrome (J)

Thanks to http://www.nintendomax.com/viewtopic.php?t=13407&f=19 for the news.

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