public ActionResult StopAll()
{
_GPIO[MotorID.LeftF].Value = 1;
_GPIO[MotorID.LeftB].Value = 1;
_GPIO[MotorID.RightF].Value = 1;
_GPIO[MotorID.RightB].Value = 1;
_GPIO[MotorID.LiftU].Value = 1;
_GPIO[MotorID.LiftD].Value = 1;
return new HttpStatusCodeResult(HttpStatusCode.OK);
}