Complete beginner here, trying to learn... I am trying to use a normally closed push button to change the state of a relay each time the button is pushed and released. I'm trying to do this by taking the 'contacts closing' event (on pin 2) to switch power on or off to pin 12. I started with the bas…

Switching a relay on & off using a momentary push button

Arrch August 24, 2012, 7:44pm 10

Again...

Arrch:
PreviousSwitchState is never updated.

I presume you are trying to detect the signal edge, yes?

Topic		Replies	Views
110V switch. Programming	12	5492	May 5, 2021
i need help Programming	35	4517	May 5, 2021
Intelligent Push Button - 4 LEDS Programming	18	6892	May 5, 2021
Are push buttons the only option? General Guidance	16	1919	May 5, 2021
Using 4+ Momentary push buttons w/ relays Programming	11	1905	May 5, 2021