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Otten & Fecht 1 MB RAM-Disc

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Revision as of 19:27, 3 January 2010 by Nocash (talk | contribs) (Created page with 'Not much known. Reportedly, the RAM is accessed in 128-byte sectors. That, probably via I/O ports, ie. unlike other RAM expansions, the RAM is probably not mapped to the Z80 me…')
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Not much known.

Reportedly, the RAM is accessed in 128-byte sectors.

That, probably via I/O ports, ie. unlike other RAM expansions, the RAM is probably not mapped to the Z80 memory region.

I/O Ports

 #F9FC - #F9FE Otten & Fecht 1 MB RAM-Disc (R/W)
 #FBF0 - #FBFF Otten & Fecht 1 MB RAM-Disc (R/W)
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