Re: Bit swap?

From: Chris Home (clarson52@comcast.net)
Date: Wed Feb 05 2003 - 19:59:36 GMT-3


I think memorizing the chart is more work then learning the conversion
unless you have a photo memory.

If you use the chart you won't learn as much. With very little practice you
will be doing conversion in your head like the chart method, only you will
understand the math and logic behind it and be able to explain it and pass
it on others.

----- Original Message -----
From: "Jay Greenberg" <groupstudylist@execulink.com>
To: "Joe Chang" <changjoe@earthlink.net>
Cc: <ccielab@groupstudy.com>
Sent: Wednesday, February 05, 2003 2:57 PM
Subject: Re: Bit swap?

> You don't need to go down to binary, just remember the chart below.
> Once you memorize it, you'll be able to bitswap in your head:
>
> 2323.ABCD.EF12
> use the chart to get:
> 4C4C.5D3B.7F84
> then swap every two digits
> C4C4.D5B3.F748
>
> 0 0
> 1 8
> 2 4
> 3 C
> 4 2
> 5 A
> 6 9
> 7 E
> 8 1
> 9 6
> A 5
> B D
> C 3
> D B
> E 7
> F F
>
> Jay Greenberg, CCIE #11021
>
> On Tue, 2003-02-04 at 13:47, Joe Chang wrote:
> > Did I do the following bit swap correctly?
> >
> >
> > 1234 abcd 0000
> >
> > is
> >
> > 00010010 00110100 10101011 11001101
> >
> > swapped:
> >
> > 01001000 00101100 11010101 10110011
> >
> > is
> >
> > 242C D563 0000
> > .
> .
.



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