Control de Motor

//++++++++++++++++++++++++++++++++++++++
//++++++++++++++++++++++++++++++++++++++
void ADELANTE(){
  PORTD=B10100000;    
}

void DERECHA(){
  PORTD=B10000000;
}

void IZQUIERDA(){
  PORTD=B00100000;
}
void DETENER(){
  PORTD=B00000000;
}

void REVERSA(){
  PORTD=B01010000;
}

void setup() {
  // put your setup code here, to run once:
  //PINES 7,6,5,4,3,2,1,0 = PORTD
  //ENTRADA=0 Y SALIDA=1
  DDRD=B11110011;
}

void loop() {
  // put your main code here, to run repeatedly:
  ADELANTE();
  delay(2000);
  DERECHA();
  delay(500);
  IZQUIERDA();
  delay(500);
  DETENER();
  delay(3000);
  REVERSA();
  delay(1000);
}
//++++++++++++++++++++++++++++++++++++++
//++++++++++++++++++++++++++++++++++++++

Les deseo mucho éxito

y sigamos programando!!!