motors

const int In1 = 9;

const int In2 = 8;

const int In3 = 10;

const int In4 = 11;




void setup()

{

  // All motor control pins are outputs

  pinMode(In1, OUTPUT);
  pinMode(In2, OUTPUT);
  pinMode(In3, OUTPUT);
  pinMode(In4, OUTPUT);



}

void goStraight()   //run both motors in the same direction

{

  // turn on motor A

  digitalWrite(In1, HIGH);
  digitalWrite(In2, LOW);
  digitalWrite(In3, HIGH);
  digitalWrite(In4, LOW);


  delay(2000);

  // now turn off motors

  digitalWrite(In1, LOW);
  digitalWrite(In2, LOW);
  digitalWrite(In3, LOW);
  digitalWrite(In4, LOW);

}
void loop()
{
  goStraight();

  delay(1000);
}