int buzz1 = PB1;
int buzz3 = PB3;
int buzz4 = PB4;
int buzz5 = PB5;

void setup() {
  pinMode(buzz1, OUTPUT);
  pinMode(buzz3, OUTPUT);
  pinMode(buzz4, OUTPUT);
  pinMode(buzz5, OUTPUT);

  digitalWrite(buzz1, HIGH);
  delay(100);
  digitalWrite(buzz1, LOW);
  delay(100);

  digitalWrite(buzz3, HIGH);
  delay(100);
  digitalWrite(buzz3, LOW);
  delay(100);
  digitalWrite(buzz3, HIGH);
  delay(100);
  digitalWrite(buzz3, LOW);
  delay(100);
  digitalWrite(buzz3, HIGH);
  delay(100);
  digitalWrite(buzz3, LOW);
  delay(100);


  digitalWrite(buzz4, HIGH);
  delay(100);
  digitalWrite(buzz4, LOW);
  delay(100);
  digitalWrite(buzz4, HIGH);
  delay(100);
  digitalWrite(buzz4, LOW);
  delay(100);
  digitalWrite(buzz4, HIGH);
  delay(100);
  digitalWrite(buzz4, LOW);
  delay(100);
  digitalWrite(buzz4, HIGH);
  delay(100);
  digitalWrite(buzz4, LOW);
  delay(100);


  digitalWrite(buzz5, HIGH);
  delay(100);
  digitalWrite(buzz5, LOW);
  delay(100);
  digitalWrite(buzz5, HIGH);
  delay(100);
  digitalWrite(buzz5, LOW);
  delay(100);
  digitalWrite(buzz5, HIGH);
  delay(100);
  digitalWrite(buzz5, LOW);
  delay(100);
  digitalWrite(buzz5, HIGH);
  delay(100);
  digitalWrite(buzz5, LOW);
  delay(100);
  digitalWrite(buzz5, HIGH);
  delay(100);
  digitalWrite(buzz5, LOW);
  delay(100);
}

void loop() {
  // put your main code here, to run repeatedly:

}