32u4bb: keyled.ino

#define LED_PIN 13

const int cldcount = 38;
void setup() {
int ledcount;
int bluec    = 10;
int i = 100;
  DDRF = 0xF3;
  PORTF = 0xF3;
  digitalWrite(A0, HIGH);
  Keyboard.print("Hello Arduino");
  ledcount = cldcount;
  while (ledcount)
    pinMode(--ledcount, OUTPUT);
  while (bluec--){
    ledcount = cldcount;
    while (ledcount)
      digitalWrite(--ledcount, HIGH);
    delay(7);
    ledcount = cldcount;
    while (ledcount)
      digitalWrite(--ledcount, LOW);
    delay(3);
  }
}

void loop() {
static int kc = 0;
static int ledcount = 0;
static int togflag = 0;
  if (ledcount == cldcount){
          togflag ^= 1;
          ledcount = 0;
  }
  if (kc++>50){
          kc = 1;
          Keyboard.print("Hello Arduino");
  }
  digitalWrite(ledcount++, togflag?LOW:HIGH);
  delay(10);
}