[sdiy] touch-sensitive switches - how?

MTG grant at musictechnologiesgroup.com
Tue Apr 27 22:07:52 CEST 2021


I just picked up some of these, but have not played with them. I think 
they can be configures for latching or not, but refer to the data sheet 
rather than my memory:

https://www.amazon.com/gp/product/B08D7DGBJK/

GB



On 4/27/2021 11:50 AM, Neil Harper via Synth-diy wrote:
> how are touch-sensitive switches like the ones on this done?:
> 
> https://www.perfectcircuit.com/random-source-tkb-3-5mm-jacks.html
> 
> being able to do something like this, especially if it's latching  (one
> press on, one press off) would come in very handy. but i've never come
> across it in any diy schematics.
> 
> i see that a few microcontrollers like the teensy have capacitance touch
> pins, but i'm wondering if things like sequencer are done all discrete?
> 
> 
> -- 
> /// Neil Harper
> /// Every Wave is New Until it Breaks
> 
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