Re: TI-H: Re: Re: Melody of TI CALC comment and questions


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Re: TI-H: Re: Re: Melody of TI CALC comment and questions




yeah, but where is the checksumming routine kept.....?

--nick

Nick Foster / Bistromath / zaphod@coe.neu.edu
KeyID 2048/1024 0x663CB446
6CAF FFD4 F9BA 64BA ECF9  032E 7402 3886 663C B446


----- Original Message -----
From: "Olle Hedman" <oh@hem.passagen.se>
To: <ti-hardware@lists.ticalc.org>
Sent: Thursday, February 10, 2000 12:19 PM
Subject: Re: TI-H: Re: Re: Melody of TI CALC comment and questions


>
> cavanc@hotmail.com wrote:
> >
> > I guess I didn't make it clear that I'm not insane enough or rich enough
to
> > try changing it.
> > Even tough it is signed you can change it.
> > If you're lucky, it might be possible to change what you want to and
then
> > alter one byte to get it back to the right checksum.
> >
>
>
> You will probably end up needing to change a lot more than a byte, to get
the
> checksum back. Checksums are made that way. The smallest changes, gives
very big
> variations, in a chaotic way. (the more chaotic, the better checksum) That
is
> kindof the point of haveing the checksum.
>
> file://Olle
>
>



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