 #define RC_MOTOR_PIN_L  2
 #define RC_MOTOR_PIN_C  3
 #define RC_MOTOR_PIN_R  5
+
 #define LED_PIN_L  8 
 #define LED_PIN_R  9
 
-RSP     RovSerial;
-Servo   RovServo[3];  
-
 bool IsConnected;
 
+void rc_usb_test();
 void led_setup();
-void rc_setup( void );
 void process_recv_cmd( void );
 
 void send_cmd_info( void );
 void recv_cmd_control( RSP_CMD_OBJ *pCmd );
+
+Servo   RovServo[3];  
 
 void setup() 
 {

  //
  process_recv_cmd();

  #if USE_RC_SETUP ==  1
  rc_setup();
  #endif


  //-- 100ms마다 ROV정보 전달
  //


  //-- 연결이 끊어진 상태 
  //
/* 
  if( IsConnected == false )
  {
    RovServo[RC_MOTOR_L].write(0);
    RovServo[RC_MOTOR_C].write(0);
    RovServo[RC_MOTOR_R].write(0);    
  }
  */
}

  
void process_recv_cmd( void )
{
  bool Ret;
