a7800DS v4.1 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 v4.1 changelog:
Overhaul Maria cycle stealing - all games now use the proper cycle stealing with much closer to accurate timing. This fixes games like One-on-One and Kung Fu Master.
Other minor cleanups and tweaks as time permitted.

Download: a7800DS v4.1
Source: Here