int incomingByte = 0; // for incoming serial data

void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
}

void loop() {
  // put your main code here, to run repeatedly:
  if (Serial.available() > 0) {
    incomingByte = Serial.read();

    Serial.println("I received the following bytes: ");
    Serial.println(incomingByte, DEC);
  }
}