>Hi
>I thought you might like a challenge that I was thinking of for the Basic
>Stamp 1 (BS1).  When I tried this as a test program, I used a lookup table
>but there must be a shorter solution.
>
>Anyway on with the problem.  Just a simple line mirror actually, lines as
>below.  The input comes on to the first 4 bits of the 8 bit port and gets
>output on the last four.  With no swap nibbles command there should be some
>interesting maths involved.
>
>Input Bit       Output Bit
>0               4
>1               5
>2               6
>3               7
>
>
>
>
>Enjoy
>Tim Kerby
>
>
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>