//----------------------------------------------------------
// https://forum.arduino.cc/t/pulsante-start-stop/1196478/13
//----------------------------------------------------------

#include <ezButton.h>

#define LOOP_STATE_STOPPED 0
#define LOOP_STATE_STARTED 1
int loopState = LOOP_STATE_STOPPED;

ezButton button(2);

void setup() {
  Serial.begin(9600);
  while (!Serial);
  button.setDebounceTime(50);
}

void loop() {
  button.loop();
  if (button.isPressed()) {
    if (loopState == LOOP_STATE_STOPPED)
      loopState = LOOP_STATE_STARTED;
    else
      loopState = LOOP_STATE_STOPPED;
    Serial.print("Button pressed: ");
    Serial.println(loopState);
  }
  
  if (loopState == LOOP_STATE_STARTED) {
    Serial.println("Inizio ciclo");
    delay(3000);
    Serial.println("Fine ciclo");
  }
}