I have the emulator working with ROM 9.0, but that doesn't really matter. If anybody wants me to send you a backup.bin file with Zshell, and any other game on it (send me the game) i'll do it for you. I understand the backup.bin is distribital, but not ti85rom.bin. Min Idzelis http://www.en.com/users/daved/Min/playroom.htm