Re: Commodore64 serial interface
                                       
   From: jeff_waddell@my-dejanews.com
   Reply to: jeff_waddell@my-dejanews.com
   Date: Fri, 18 Sep 1998 23:24:12 GMT
   Organization: Deja News - The Leader in Internet Discussion
   References:
          <6tp2l5$q8u$1@ns.felk.cvut.cz> 
          <7qhfy7yu8r.fsf@carola.inf.tu-dresden.de> 
          <6trn2e$k19$1@ns.felk.cvut.cz>
In article <6trn2e$k19$1@ns.felk.cvut.cz>,
  "ZUBSoft" <ZUBSoft@usa.net> wrote:
> Torsten Paul <7qhfy7yu8r.fsf@carola.inf.tu-dresden.de> writes:
> >I don't want to say it's impossible but I think the hardware for that
> >kind of interface may be much more complex than the c64 itself ;-).
>
>  :-/, but I really wanna create it... (as I still think this could be
> done...)
so do it already ;)
> >The C64 serial bus has almost nothing to do with standard serial
> >interfaces. Even the name gives a pointer that it is not a serial
> >_interface_ but a serial _bus_ that can connect more than 2 devices.
>
> I know that... but I think this could be handled by the SW... the HW would
> only pass the data.

ok, that might work if the computer is sufficiently fast.
> >Well, one could use a microcontroller to handle the conversation of
> >timing and protocol but this is not an easy thing...
>
> 1) The different voltages (c64-rs232c) could be converted.
> 2) On the rs232c side of the hw, there could be an UART.
> 3) So, as I see it,  the only one problem is to create the c64 side - to
> decode the signal
> into bytes and pass it to the UART (and also to create an mechanism, how to
> send to PC
> info about the select mode and about the EOI)
>
> David
> ZUBSoft@usa.net

Well this is intriguing, but I think you would have a much easier time making
a Commodore Serial Bus to the Universal Serial Bus Adaptor, then you just
plug the Commodore into the PC like it's a keyboard or a scanner, interesing
thought anyway, Sincerely, Jeff Waddell, jwaddell@ix.netcom.com, pardon the
formatting LYNX doesn't handle text forms all that well :(

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