a7800DS v3.9 is released. a7800DS is an Atari ProSystem 7800 console emulator for the DS/DSi. a7800DS is based on ProSystem. To use this emulator, you must use compatibles rom with a78/bin format.

a7800DS v3.9 changelog:
More optmization and more games playable on the DS-Lite.
Highscore A7800.SRAM file moved to /data (move yours manually) - this allows the same high score file even if your roms are in different directories.
Fix for One-on-One.
Fix for voices in Jinx.
Cleanup of code - removed unused functions and vars. Switched to a memory-lite sprintf().

Download: a7800DS v3.9
Source: Here