On Sat, Jun 16, 2018 at 1:23 AM Gene Heskett <ghesk...@shentel.net> wrote:

> On Friday 15 June 2018 23:53:03 Chris Albertson wrote:
>
>
> By using pdm/pwm in the pwmgens. At 50 kilohertz, then integrating that
> to get your analog voltage. But no not pass the raw signal thru an
> opto-isolator, the control linearity will be destroyed.


Why is that?  Let's assume you have onto-isolater that are fast enough for
the signals.  It seems that at most they would introduce a delay.

I do agree that you don't need an opto-isolator for an optical encoder.
-- 

Chris Albertson
Redondo Beach, California
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