My version of XF551 modded for 3.5" floppy.
Track display by Mq: http://www.atari.org.pl/forum/viewtopic.php?id=16023
Some other materials here: http://blog.3b2.sk/igi/post/ATARI-XF551-3xOSin1Eprom-1_2.aspx
and here: http://blog.3b2.sk/igi/post/Hyper2b-XF-10-MANUAL.aspx





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