[sdiy] Driving SSI2144 freq control with PWM from a microcontroller

[Brother Theo]

It should be just fine. You have to filter the PWM which serves to average
the PWM and translate it's duty cycle to a voltage. I'm doing this more and
more.

--tre

On Fri, Nov 4, 2022 at 10:08 PM Lanterman, Aaron D via Synth-diy <
synth-diy at synth-diy.org> wrote:

> It’s been a while since I’ve done a synth design video:
>
> https://youtu.be/RYA_k1I47l8
>
> I have a senior design team working on a hybrid synth (digital
> oscillators, analog VCFs and VCAs), which got me thinking about minimalist
> control schemes that wouldn’t need an op amp. Not sure if this is a good
> idea or not.
>
> Aaron Lanterman, Prof. of ECE, Georgia Tech
> My blog on Education and Innovation: https://edupocalypsenow.wordpress.com
> My blog on Electronics and Programming: https://lantertronics.blogspot.com
> My YouTube channel on Electronics and Programming:
> https://www.youtube.com/c/lantertronics
>
>
>
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