[TI-H] Re: TI Networking.


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[TI-H] Re: TI Networking.




So you want to end a packet by having no link transitions
for 3 line transitions?

What do you mean by 'link transition' and 'line transition'?


From: <rabidcow@juno.com>
> I'm not talking processor clocks, I'm talking link transitions clocks
> (which don't have to technically exist), the rate at which line
> transitions take place.
> 
> You can't guarantee that transmit and sample clocks are equal, but you
> can guarantee that the sample rate isn't more than (eg) twice the
> transmit rate.  If you couldn't syncronize at all then you'd be missing
> bits like crazy.
> 
> TI's protocol is amazingly flexible, it'll work with radically different
> sample/transmit clocks, but it's extremely inefficient if you don't need
> that.
> 
> -josh
> 
> 
> On Wed, 2 May 2001 16:51:06 -0500 "David Knaack" <dknaack@genetech.net>
> writes:
> > 
> > From: <rabidcow@juno.com>
> > > I think I would indicate a packet end by no line transitions for 2 
> > or 3
> > > "clocks"
> > 
> > What happens when an overclocked calc tries to talk to a 
> > stock calc with low batteries?
> > 
> > Allowing for timeouts is good, but trying to use timing
> > to handle transmissions in devices without any kind of
> > reliable timing is probably a bad idea.  Thats probably
> > one of the big reasons TI chose this hardware protocol
> > for the calcs, the line speed is as fast as the slowest
> > calc.
> > 
> > DK
> > 
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