first a few methods which might or might not work: which doesn’t work on all systems which doesn’t work from inside an attached screen which…
Month: March 2017
HC-SR501: a cheap 0.70$ PIR motion sensor
modeling the phone case..
persistent interest
first a few methods which might or might not work: which doesn’t work on all systems which doesn’t work from inside an attached screen which…
HC-SR501: a cheap 0.70$ PIR motion sensor
modeling the phone case..