amiga floppy disk reading experience
keithvz at verizon.net
Fri Jun 11 12:12:43 CDT 2010
On 6/10/2010 7:31 PM, Chuck Guzis wrote:
> What I was trying to say, but in a rather roundabout way. Given
> that most common floppy data separators can accommodate at least a +/-
> 10% variation (or more) in long-term speed variation, a too-slow
> drive can easily write a sector that's way out-of-spec timing-wise on
> a track that's otherwise perfectly in spec. It's necessary that any
> read algorithm be able to adjust to short-term (sector-to-sector)
> variations, as well as long-term (track to track) ones.
Thanks for the response. I know you've advanced this position before.
My relatively simple "time between pulses" method works probably 95% of
the time. It's getting this last 5% to read correctly where it looks
like I'll need some more sophisticated algorithms.
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