Here is a new version of PSP7800 the Atari 7800 console emulator!

Changes:

– Improve global emulation speed !
– New render modes
– Add vertical shift feature
– Finally fix issue with “Home -> Exit” !
– Add documentation for settings in help menu
– The virtual keyboard is now usable in the file requester menu to
choose the first letter of the game you search !
– Improve file requester with virtual keyboard to choose
sequentially rom files beginning with a given letter
– Text editor to write your own comments on games
– Display first comment line while browsing game files
– Cheat support !
– Memory monitoring engine to find your own cheat code !
– Text editor to modify the global cheat.txt file
– Zip rom files are now decompressed in memory (much faster !)
– Add option to disable auto fire in settings menu
– Add eboot music (see http://www.jamendo.com/en/artist/nexus)
– Source code can now be compiled to build a linux version

http://zx81.zx81.free.fr/serendipity/index.php?/archives/346-PSP7800-Atari-7800-emulator-for-PSP-v1.2.0.html