Toggling ATmega 2560 Unconnected Pins

Other Hardware 3rd Party Boards
4

Nevermind! I got it on the scope :smiley:

void setup() {
  DDRE = B11111111;

  pinMode(LED_BUILTIN,OUTPUT);
}

void loop() {
  digitalWrite(LED_BUILTIN,HIGH);
  PORTE = B11111111;
  delay(500);  
  digitalWrite(LED_BUILTIN,LOW);
  PORTE = B00000000;
  delay(500);
}