dales un link (give them a link)
emulator
http://www.gp32spain.com/foros/downloads.php?do=file&id=410
source code
http://www.gp32spain.com/foros/downloads.php?do=file&id=411
It says that Mode 7 is not supported in Mario Kart but it works in Final Fantasy 6 with good sound quality but a bit low volume. It also says it´s 5-6 fps.
if you don´t use winXP (i.e. 98,ME,2000), you can format with the card reader
if you do use XP you´ll have to do it with GPManager
or you can format it with a digital camera or other device