- // here is where you'd put code that needs to be running all the time.
-
- // check to see if it's time to blink the LED; that is, if the
- // difference between the current time and last time you blinked
- // the LED is bigger than the interval at which you want to
- // blink the LED.
- unsigned long currentMillis = millis();
-
- if(currentMillis - previousMillisA > intervalA) {