Thanks for that clarification.
@ArduinoAndy, yes your pull-up/pull-down arrangements are correct.
I'm dumb, I can't figure out how that zener pulls the input down. Can you explain it?
Thanks for that clarification.
@ArduinoAndy, yes your pull-up/pull-down arrangements are correct.
I'm dumb, I can't figure out how that zener pulls the input down. Can you explain it?