Re: Cohen's paper on byte order

From: Andrew Swallow (am.swallow@eatspam.btinternet.com)
Date: 04/18/03


From: "Andrew Swallow" <am.swallow@eatspam.btinternet.com>
Date: Fri, 18 Apr 2003 16:33:43 +0000 (UTC)


"Roger Schlafly" <rogersc@mindspring.com> wrote in message
news:IHVna.1804$u8.753823866@twister2.starband.net...
> "Andrew Swallow" <am.swallow@eatspam.btinternet.com> wrote
> > There is a definition of Octet on page 48 of this set of official
> > definitions.
> >
>
http://www.ssd.rl.ac.uk/ccsdsp2/XML/XMLGSFCWorkShop200108/CCSDS-620.0-B-2.1.
> pdf
> > "Octet ::= BIT STRING (SIZE(8))"
>
> And then 9 pages later, it says:
>
> According to the CCSDS convention, the Most Significant Bit
> (MSB) of any octet shall be the first bit transmitted and it shall be
drawn
> in the most left justified position and designated as "Bit 0". The
> transmission sequence shall go from MSB to the Least Significant Bit
(LSB).
>
> This is just more evidence that usage of the term "octet" is confusing
> and incoherent. If an octet is defined as a bit string, then there is no
> MSB. There is a first bit and a last bit, but no MSB.
>
Now you are being silly.

Andrew Swallow