[sdiy] PIC Wavetable OSC Timing

Paul Maddox P.Maddox at signal.QinetiQ.com
Thu Dec 30 11:34:21 CET 2004


William,

>I've made a simple wavetable oscillator..  it's got an r-2r ladder and 64
position waves..  works pretty good for
> the basic stuff i've got..  got a few waveforms in there.. nothing
special, just the standard tri/saw/square for
> testing..

as Jay says, it depends on how you implemented it.
Assuming you used a phase accumulator approach you just need something to
interpret the midi note information an dload the phase register with the
correct value for that pitch.

Paul

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