/*
  Custom inverter chip example for Wokwi.

  Start the simulation. The green LED shows the output of the inverter.

  For more information: https://docs.wokwi.com/chips-api/getting-started
*/

void setup() {
  pinMode(13, INPUT);
  Serial.begin(500000);
}

int last = 0;
long time = 0;
void loop() {
  int reading = digitalRead(13);
  if(last != reading) {
    last=reading;
    Serial.println(micros() - time);
    time = micros();
  }

  
}