unsigned char Counter;
void setup() {
  // put your setup code here, to run once:
  Serial.begin(9600);
  pinMode(6, OUTPUT);
}

void loop() {
  // put your main code here, to run repeatedly:
  digitalWrite(6, HIGH);
  delay(500);
  digitalWrite(6, LOW);
  delay(500);
  Counter=255;
  Serial.println(Counter);
}