Caprice32 is one of the best emulator of the Amstrad CPC home computer
series running on Windows and Unix, written by Ulrich Doewich.
This emulator faithfully imitates the CPC464, CPC664, and CPC6128 models
( see http://sourceforge.net/projects/caprice32 )
Here is a port on GP2X of the version 4.2.0 that i had previously ported to PSP.
How to use it ? Everything is in the README file.
This package is under GPL Copyright, read COPYING file for more information about it.