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RE: Interface reality check


The simplicity of this version has a certain elegance that is quite

While this seems to deviate from previous concepts of what an RS might be, I
kind of like it.


> -----Original Message-----
> From: Booth, Bradley []
> Sent: Wednesday, April 05, 2000 1:34 PM
> To: HSSG
> Subject: RE: Interface reality check
> Taking Rich's slides that he sent out last Friday, I did a 
> couple of tweaks.
> The concept is that the /A/, /K/ and /R/ that are used for 
> XAUI are 10-bit
> symbols.  We can make them correspond to /a/, /k/ and /r/ 
> which are their
> "byte equivalents."  I put that in quotes, because all /A/s 
> decode to a
> single /a/, all /K/s decode to a single /k/ and all /R/s 
> decode to a single
> /r/.  The reverse is not true; /a/ is not encoded to a single 
> /A/ (due to
> running disparity).  This is the same as in 802.3z.
> I left the /O/ in, because I think that it might add some 
> good features in
> the future.  But /BL/ and /RF/ got turfed.
> This format would work for, or could be applied to, all the current
> proposals we have on the table from SLP, SUPI, WWDM, WIS, 
> Serial, MAS/PAM,
> etc.  I tried to keep this at an architectural level, not an 
> implementation
> level.  I believe that this architecture should permit the 
> majority, if not
> all, of the implementations that get built.
> Cheers,
> Brad
>  <<000405_RScoding.pdf>>