//00515
 const int lp1 = 3;
 const int lp2 = 5;
void setup() {
  pinMode(lp1, OUTPUT);
  pinMode(lp2, OUTPUT);
}

void loop() {
  for (int i = 0; i <= 255; i++) {
    analogWrite(lp1, i);
    delay(10);
  }
  for (int i = 255; i >= 0; i--) {
    analogWrite(lp1, i);
    delay(10);
  }
  for (int i = 0; i <= 255; i++) {
    analogWrite(lp2, i);
    delay(10);
  }
  for (int i = 255; i >= 0; i--) {
    analogWrite(lp2, i);
    delay(10);
  }
}