NesDS v0.47b is released. NesDS is a public-domain NES emulator for the Nintendo DS. The code was originally written in the commercial Nintendo DS devkit. This project's first milestone is to port that code to the open-source devkit.

NesDS v0.47b Changelog:
sound update.
L+UP to show NES on top screen when playing.
L+DOWN for bottom screen.

Download: NesDS v0.47b
Source: Here