I found a discussion about this on the Kryoflux forums. http://forum.kryoflux.com/viewtopic.php?f=3&t=6 -Pete Rittwage On Thu, May 30, 2013 12:51 pm, Pete Rittwage wrote: > On Thu, May 30, 2013 12:31 pm, email@example.com wrote: >> Still interesting.. in CBM drives we can access half-tracks because the >> stepper is an 80 tracks one and the DOS moves it in double-steps. To >> move >> it in quarter-tracks would require different stepper I believe. Apart >> from >> this, if they need a special circuit to move it in quarter-tracks - does >> it make any sense when the non-modified drive can't access those anyway? > > It's not a special circuit or a mod... it's more that there is no circuit > there at all to do it for you. You don't just tell the drive to step up > or step down like the CBM, you manipulate the magnetic field coils a > certain way to move the drive head (push-pull electromagnets) purely in > software on the Apple. Because of this, you have very free movement > withing track boundaries. > > -Pete Rittwage > > > Message was sent through the cbm-hackers mailing list > Message was sent through the cbm-hackers mailing listReceived on 2013-05-30 18:01:18
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