/****************************************************************************
*
*   Copyright (c) 2005 Dave Hylands
*
*   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., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
*
****************************************************************************/

#if !defined( TACH_H )
#define TACH_H

// ---- Include Files -------------------------------------------------------

#include <inttypes.h>
#include <avr/io.h>
#include "CBUF.h"

// ---- Constants and Types -------------------------------------------------

#define TACH_NUM_ENTRIES    16  // Must be power of 2

typedef struct
{
    uint8_t     m_getIdx;
    uint8_t     m_putIdx;
    uint32_t    m_entry[ TACH_NUM_ENTRIES ];

} TACH_Buffer_t;

#define TACH_gBuffer_SIZE   TACH_NUM_ENTRIES

// ---- Variable Externs ----------------------------------------------------

extern  volatile    TACH_Buffer_t   TACH_gBuffer;

// ---- Function Prototypes -------------------------------------------------


#endif  // TACH_H