[time-nuts] DDS'ery narrow scoped.

Jim Lux jimlux at earthlink.net
Thu Jul 21 18:44:17 UTC 2011


On 7/21/11 8:30 AM, Luis Cupido wrote:
> Magnus,
> It crossed my mind of messing somehow with the phase
> accumulator metrics but did not figure a way...
> that is a good suggestion I will investigate in that direction...
>
> (or maybe... if you do have a bit of free time to drop me
> a couple of lines more, could you please detail
> a bit more as so far I did not caught the idea clearly enough to start
> coding...)
>
>

You can set up a sine table with any number of entries. Powers of two 
are popular, but, it could be anything..

Say you had multiple tables, one 20 long, one 21 long, one 22 long.

You could use the 20 long one for generating 1/20th of a Hz, the 21 long 
one for generating 1/21th Hz, etc.




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