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#ifndef sensor_rvb_h
#define sensor_rvb_h
// sensor_rvb.h
// es - Input/Output general purpose board. {{{
//
// Copyright (C) 2006 Dufour J�r�my
//
// Robot APB Team/Efrei 2004.
//        Web: http://assos.efrei.fr/robot/
//      Email: robot AT efrei DOT fr
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
// 
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
//
// }}}

#include "common.h"
#include "io.h"

/** Manage all the RVB sensors.
Connectors :
  ENARVB7 	PORTC7
  ENARVB6 	PORTC6
  ENARVB5 	PORTC5
  ENARVB4 	PORTC4
  ENARVB3 	PORTC3
  ENARVB2 	PORTC2
  ENARVB1 	PORTC1
  ENANB1 	PORTD6
  ENANB2 	PORTC0
  OUTRVB 	PORTD7/PORTD4(IC1)
  S0RVB 	PORTF6
  S1RVB 	PORTF7

  Sensor actualy send us a frequency for a specific color. We have pins for
  selecting.
*/

/** Define of the TOP of the timer 1. */
#define TC1_TOP 0x03FF
/** Maximum number of sensors we manage. */
#define RVB_MAX_SENSOR 9

/** Results table for 9 RVB sensors (RVCB) :
 * Values are in the folowing order : Red, Blue, Clear, Green. */
extern volatile uint16_t sensor_rvb_values [RVB_MAX_SENSOR][4];
/** Geting stats only for one sensors and disabling computing the others. */
extern uint8_t sensor_rvb_enable;

/** Initialisation of the RVB sensors module. */
void sensor_rvb_init (void);

/** Start a capture RVBC values for sensors if we are not already doing one. */
void sensor_rvb_start_capture (void);

/** Watch only one sensor. Usefull for debugging. */
void sensor_rvb_watch (uint8_t sensor_num, uint8_t color_num);

#endif // sensor_rvb_h