Re: The 6522 VIA serial shift register bug

From: Spiro Trikaliotis (ml-cbmhackers_at_trikaliotis.net)
Date: 2006-05-12 08:22:30

Hello Pasi,

* On Thu, May 11, 2006 at 11:10:37PM +0300 Pasi Ojala wrote:

> Just a thought:
> Why not just calculate an average number of cycles it should take,
> then assume that the counter has wrapped two or three times.

This sounds reasonable to me.
 
> The rotation speed can not be off by +-32768/200000 = 16%, or can it?

Of course, it can, but I doubt this to be very practical, other than for
very special custom formats. I would assume a difference of up to 3%
(290rpm to 310rpm) at most.

Regards,
   Spiro.

-- 
Spiro R. Trikaliotis
http://www.trikaliotis.net/
http://cbm4win.sf.net/

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