> Lawrence Lile wrote:
> >
> > Anybody got a good averaging algorithm?
> >
>
> [snip]
>
> >
> > Best Regards,
> >
> > Lawrence Lile
>
>
> Lawrence
>
>         Try adding sixteen numbers and then shift right four bits
> same effect as averaging the sixteen numbers or for more accurate
> averaging add 256 numbers and then shift right by 8 (averaging 256
> numbers) --- need to watch for overflowing the accumulator though.
>
> regards Dave
>

Before shifting you could add half the value you are dividing with (8
in case of 16 numbers) to get it rounded. Without rounding, 15 ones
and 1 zero would result in an average of 0 instead of 1.
------------------------------------
Ruben Jonsson
AB Liros Elektronik
Box 9124
200 39 Malmo
Sweden
Tel +46 40 14 20 80
Mail: ruben@sbbs.se
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