 void loop()
 {
   readGPS();
-  
+  /*
   send_OBD_cmd("ATZ");      //send to OBD ATZ, reset
   delay(1000);
   send_OBD_cmd("ATSP0");    //send ATSP0, protocol auto

    delay(1000); // wait 1 sec to give time enough for the serial to receive all the stream
    while (obd.available()) {
      msg += obd.read();
      Serial.print(msg);
      delay(50);
    }
  }
  obd.flush();
}

  obd.println(obd_cmd);
  readOBD();
}

void checkIncommingCmd(int cmd)
{
  switch (cmd) {
    case 0:
      send_OBD_cmd(PID_RPM);
      break;
    case 1:
      send_OBD_cmd(PID_SPEED);
      break;
    case 2:
      send_OBD_cmd(PID_FUEL_LEVEL);
      break;
    case 3:
      send_OBD_cmd(PID_DISTANCE);
      break;
    case 4:
      send_OBD_cmd(PID_THROTTLE);
      break;
  }
}
