Arduino drive code

/*
============Drive===========
= Made By: Nicholas McCurry=
=      Free public use     =
*/
//This is the pin the circut is pluged in
int reverse = 13;


void setup() {
  // initialize the digital pin as an output.
  pinMode(reverse, OUTPUT);
}

void loop() {
  digitalWrite(reverse, HIGH); //Reverses motor direction
  delay(3000); //How long to go this direction
  digitalWrite(reverse, LOW);  //Sets it back to normal direction
  delay(500);  //How long to go this direction
/*Change  i < 10 to change how long it stays still */
  for(int i = 0; i < 10; i++){
    //This is ment to go forward and back really quick
    //mimicing the robot stoping
    digitalWrite(reverse, LOW);
    delay(30);
    digitalWrite(reverse, HIGH);
    delay(30);
  }
}