/*

 * freq.c

 *

 * Copyright(c) 1998 - 2010 Texas Instruments. All rights reserved.      

 * All rights reserved.      

 * 

 * This program and the accompanying materials are made available under the 

 * terms of the Eclipse Public License v1.0 or BSD License which accompanies

 * this distribution. The Eclipse Public License is available at

 * http://www.eclipse.org/legal/epl-v10.html and the BSD License is as below.                                   

 *                                                                       

 * Redistribution and use in source and binary forms, with or without    

 * modification, are permitted provided that the following conditions    

 * are met:                                                              

 *                                                                       

 *  * Redistributions of source code must retain the above copyright     

 *    notice, this list of conditions and the following disclaimer.      

 *  * Redistributions in binary form must reproduce the above copyright  

 *    notice, this list of conditions and the following disclaimer in    

 *    the documentation and/or other materials provided with the         

 *    distribution.                                                      

 *  * Neither the name Texas Instruments nor the names of its            

 *    contributors may be used to endorse or promote products derived    

 *    from this software without specific prior written permission.      

 *                                                                       

 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS   

 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT     

 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 

 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT  

 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 

 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT      

 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 

 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 

 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT   

 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 

 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

 */

/** \file  freq.c

 *  \brief frequency to channel (and vice versa) conversion implementation

 *

 *  \see   freq.h

 */

#define __FILE_ID__								FILE_ID_126

#include "osTIType.h"

#define     CHAN_FREQ_TABLE_SIZE        (sizeof(ChanFreq) / sizeof(CHAN_FREQ))

typedef struct {

    TI_UINT8       chan;

    TI_UINT32      freq;

} CHAN_FREQ;

static CHAN_FREQ ChanFreq[] = {

    {1,  2412000},

    {2,  2417000},

    {3,  2422000},

    {4,  2427000},

    {5,  2432000},

    {6,  2437000},

    {7,  2442000},

    {8,  2447000},

    {9,  2452000},

    {10, 2457000},

    {11, 2462000},

    {12, 2467000},

    {13, 2472000}, 

    {14, 2484000}, 

    {34, 5170000},

    {36, 5180000},

    {38, 5190000},

    {40, 5200000},

    {42, 5210000},

    {44, 5220000},

    {46, 5230000}, 

    {48, 5240000},

    {52, 5260000},

    {56, 5280000},

    {60, 5300000},

    {64, 5320000},

    {100,5500000},

    {104,5520000},

    {108,5540000},

    {112,5560000},

    {116,5580000},

    {120,5600000},

    {124,5620000},

    {128,5640000},

    {132,5660000},

    {136,5680000},

    {140,5700000},

    {149,5745000},

    {153,5765000},

    {157,5785000},

    {161,5805000}

  };

TI_UINT8 Freq2Chan (TI_UINT32 freq)

{

    TI_UINT32   i;

    for (i = 0; i < CHAN_FREQ_TABLE_SIZE; i++)

    {

        if (ChanFreq[ i ].freq == freq)

        {

            return ChanFreq[ i ].chan;

        }

    }

    return 0;

}

TI_UINT32 Chan2Freq (TI_UINT8 chan)

{

    TI_UINT32   i;

    for (i = 0; i < CHAN_FREQ_TABLE_SIZE; i++)

    {

        if (ChanFreq[ i ].chan == chan)

        {

            return ChanFreq[ i ].freq;

        }

    }

    return 0;

}