From: Pete Rittwage (peter_at_rittwage.com)
Date: 2007-12-04 22:49:24
> Hi !
>
> I would like to know more about weak bits. What are weak bits ? How can
> they
> be stored in the
> GCR file format ? what would be necessary to support weak bits if you want
> to emulate the r/w
> head for drive emulation ?
There is a page on my site detailing most styles of copy protection used
on the C64. Check under the "weak bits" section (but read the rest for
background information)
http://c64preservation.com/protection
-
Pete Rittwage
C64 Preservation Project
http://c64preservation.com
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