void blinkLed(int numberOfBlinks, int msBetweenBlinks){ for (int i = 0; i < numberOfBlinks; i++) { digitalWrite(LED_BUILTIN, LOW); // Inverted on Wemos D1 Mini delay(msBetweenBlinks); digitalWrite(LED_BUILTIN, HIGH); // Inverted on Wemos D1 Mini if (i != numberOfBlinks - 1){ delay(msBetweenBlinks); } } }