Lately there has been many good PS3 emulator releases. Well the emulators keep on rolling out as Mednafen R84 has been released. Its a Multi Console emulator for PS3, which can emulator NES, Game Boy, PCE, PCE-CD Game Boy Color, NeoGeo Pocket Color, WonderSwan, Game Boy Advance, Sega Master System, Game Gear Ps3 Emulator.

Features:

* Supports built-in NES, GB, GBC, GBA, SMS, GG, MD (Genesis), PCE, PCE-CD, NeoGeo Pocket (and color), WonderSwan (and color) emulators.
* Supports Nestopia(NES) Gambatte(GB GBC) and VBA-M(GBA) external emulators.
* Load uncompressed or zipped images.
* Save and load save ram and save states (not currently supported in Gambatte and VBA-M).
* File browser, place your games on a USB drive, or FTP them to the internal drive.
* Fast forward.

Use:
PCE CD support requires bios at /dev_hdd0/game/MDFN90001/USRDIR/pcebios.bin and currently only supports bin + cue, with all tracks inside the bin (no external audio tracks yet, sorry).

File Menu Controls:

* Up and Down to Scroll the list by 1
* Left and Right to scroll the list by a page
* R2: Toggle Bookmark
* R3: Open emulator select menu
* Cross: Select File or directory
* Circle: Go to previous directory
* Triangle: Exit

In Game Controls:

* R2 for fast forward
* R3 to open settings menu
* Hold L3 + L2 to save state
* Hold L3 + R2 to load state
* Hold L3 + R3 to redefine controls

Settings Menu Controls:

* Up and down to choose setting
* Left and right to change the current settings value
* Circle to exit menu

Changelog for revision 83:

* Changing the older fonts by font anti-aliasing
* Fixed a crash when emulation of the PC-Engine
* Fixed bookmark
* Fixed a display problem
* Sort folders before files

Source: googlecode