[sdiy] Rotary Switch -> illuminated PB w/ multicolor LED?

Roman Sowa modular at go2.pl
Fri Feb 18 13:23:18 CET 2022

Isolators? What isolators?
It's hardwired to computer chassis via USB, so watch out for shortages 
with other power sources.
Here's a picture of ICD3 innards. I have no idea what's inside ICD4 though.

Xilinx Spartan XC3S100E


W dniu 2022-02-18 o 12:53, Steve via Synth-diy pisze:
> Roman Sowa:
>> Yes, I will cut the corners where they protrude creating cut danger.
>> Look what happened to car industry when cabin light dimmer required
>> 1GHz ARM processor.
> Did they bitbang the PWM, using Linux sysfs based GPIO toggling? :D
> Has anyone of you a summary for me what makes things like the ICD4 cost
> even 300 € ?
> What besides the voltage generation and probably some isolators are in
> there?
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