 #define LED_PIN_L  8 
 #define LED_PIN_R  9
 
+#define MOTOR_NEUTRAL 1500
+
 bool IsConnected;
 
 void rc_usb_test();


    if( ch == 'p' )
    {
      rc_pwm = 1000;
      RovServo[RC_MOTOR_C].writeMicroseconds(rc_pwm);
      Serial.println("Pwm = 0");
    }

  RovServo[RC_MOTOR_C].attach(RC_MOTOR_PIN_C, 1000, 2000, 0, 255 );
  RovServo[RC_MOTOR_R].attach(RC_MOTOR_PIN_R, 1000, 2000, 0, 255 );

  RovServo[RC_MOTOR_L].writeMicroseconds(1500);
  RovServo[RC_MOTOR_C].writeMicroseconds(1500);
  RovServo[RC_MOTOR_R].writeMicroseconds(0);

  pinMode(LED_PIN_L, PWM);
