Re: Weak Bits

From: Pete Rittwage (
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)

Pete Rittwage
C64 Preservation Project

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