David Wilson wrote:
Michael J. Mahon wrote:rob wrote:What are the differences between these drives apart from the Unidisk requiring 12v ?There isn't any difference, except daisy-chain cabling and the case.There is a difference if you have a ROM03 IIgs... See http://groups.google.com.au/group/comp.sys.apple2/browse_frm/thread/764f115858dc29bb/0521a9adf824f50c?lnk=st&q=5.25+rom03+smartport&rnum=2&hl=en#0521a9adf824f50c
That's *very* interesting, since the drive is just hardware. ;-) There must be some line used for smartport signalling that it leans on too hard...? Since it apparently *works* with the ROM01, it could be a signal loading issue, where the ROM3 tightened the timing...or what? -michael Parallel computing for 8-bit Apple II's! Home page: http://members.aol.com/MJMahon/ "The wastebasket is our most important design tool--and it is seriously underused."