void setup() {
  pinMode(PA0,OUTPUT);
  pinMode(PA1,OUTPUT);
  pinMode(PA2,OUTPUT);
  pinMode(PB12,OUTPUT);
  pinMode(PB13,OUTPUT);
  pinMode(PB14,OUTPUT);
  

}

void loop() {
  digitalWrite(PA2,HIGH);
  digitalWrite(PB12,HIGH);
  delay(5000);
  digitalWrite(PA2,LOW);

  digitalWrite(PA1,HIGH);
  delay(2000);
  digitalWrite(PA1,LOW);
  digitalWrite(PB12,LOW);

  digitalWrite(PA0,HIGH);
  digitalWrite(PB14,HIGH);
  delay(5000);
  digitalWrite(PB14,LOW);

  digitalWrite(PB13,HIGH);
  delay(2000);
  digitalWrite(PB13,LOW);
  digitalWrite(PA0,LOW);
}