Re: Networking Calcs
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Re: Networking Calcs
I just had some little idea floating around in my head - put a little
processor in a multi-port device and have the calc send a code on what calcs
to send what data to (i.e. a chat program, so that someone could whisper)
Kirk Lane
snake64@geocities.com
ICQ: 28171652
-----Original Message-----
From: naisbodo <naisbodo@NAISBODO.COM>
To: CALC-TI@LISTS.PPP.TI.COM <CALC-TI@LISTS.PPP.TI.COM>
Date: Tuesday, May 04, 1999 11:57 PM
Subject: Re: Networking Calcs
>Brett Morrow <nospambmorrow@wam.umd.edu> wrote:
>>My friends and I had this idea so we could hook all of our 85's together,
it
>>never materialized, but I'd be interested to hear how to make it work.
>
>Sure, just design and build a hub and write a bunch of software that works
>with it.
>
>I find it to be overly ambitious as an idea and not something I'd consider
>doing, since there'd be relatively little software support for it unless
you
>started building and selling them *cheap* on the net :)
>
>Ideas:
>
> * You could make a box with four link plugs, each one takes a link cable.
> * Data could be circulated between calculators by looping:
> [ ayt ] Calculator replies if it's there
> [ size ] Send a small bit of info about how big the "packet" of
> incoming data is.
> [ host ] This is the port # the data is coming from
> [ data ] Send that much data
> [ data ack ] Calculator acknowledges data--resend on error?
> [ ready ] This signal prompts the calculator to send any data IT
> wants to let the net know about, in the above packet
> format of datasize, data, data ack.
> * The hub will alternate between all four hosts. If it knows one of the
> four is not connected to the net (i.e., hasn't answered its AYT), it
> will not wait for it to answer and will not relay data to it. It will
> only acknowledge it if the CALC issues an ayt after it connects.
> * All data will be echoed to all calculators.
> * What a calculator does with the data is entirely up to the calculators.
> It could just be a chat program (dumb IMHO, doubt you'll get away with
> carrying around a hub in math class) or a racing game with four players.
> * If you don't WANT to stick a processor in your hub (which would probably
> put the scope of the project beyond what you're considering), you might
> consider making it relay signals to a master calculator that interprets
> them and relays them back, or some other device you have. I don't have
> a lot of ideas on how to make building a hub easier, really :(
>
>If you make a working hub, I have more than four calculators and I'd love
>to play with such a thing. If you have other ideas, I'd also like to hear
>them and give feedback, but I can't personally involve myself much beyond
>that level. I would appreciate feedback on my ideas as well :)
>
>Good luck if anyone decides to make such a beast!
>
>--
>naisbodo@naisbodo.com
>
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