After few emulator releases for the GP2x, ZX-81 goes back to his roots and releases an updated version of PSP7800, an Atari 7800 emulator for the PSP.

Changes:

– Merge diff from ProSystem v1.2
– Add option to display frame rate
– New sound handler
– Improve speed
– New speed limiter function
– New background image
– Bug fix in file requester

http://zx81.zx81.free.fr/serendipity/index.php?/archives/181-guid.html