160 baud ALDL data stream format - reference URL?
steve ravet
Steve.Ravet at arm.com
Wed Jun 2 18:29:17 GMT 1999
"Bartz, Jamison" wrote:
>
> > IMHO, it really doesn't matter. It's easy for a single chip computer
> > to do the detection:
> >
> > S 0 1 S
> > ..__ ........_____ ...
> > | ^ ^ | ^
> > V___|........| V___|..
> > T0 T2 T3
> >
> > t1-t0 > t3-t2 => 0
> > t1-t0 < t3-t2 => 1
>
> should this be:
> S 0 1 S
> ..__ ........_____ ...
> | ^ ^ | ^
> V___|........| V___|..
> T0 T2 T2 T3
>
> t2-t0 > t3-t2 => 0
> t2-t0 < t3-t2 => 1
>
> I would think that the transition from low to high would be where the
> timestamp
> should happen. If it occurs early it is a zero and if it occurs late it is
> a one.
>
> Jamie
--
Steve Ravet
steve.ravet at arm.com
Advanced Risc Machines, Inc.
www.arm.com
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