void Update () {
// Illumina il ledB secondo un intervallo passato come argomento
- if (millis() > previousMillis + interval) {
+ if (millis() - previousMillis >= interval) {
// save the last time you blinked the LED
- previousMillis = millis();
+ previousMillis += interval;
// if the LED is off turn it on and vice-versa:
ledState = !ledState ; // Inverti il LED