/*****************************************************************************
 * Copyright (C) 2008
 * ProbeStar Telematics, LLC
 * All Rights Reserved.  Proprietary and Confidential.
 *============================================================================
 * PIC Period Counters
 *----------------------------------------------------------------------------
*****************************************************************************/

/* prevent multiple inclusions */
#ifndef _PERIOD_H_
#define _PERIOD_H_

/*****************************************************************************
 * includes
*****************************************************************************/

// this is application specific
#include "system.h"
#include "types.h"

/*****************************************************************************
 * defines
*****************************************************************************/

/*****************************************************************************
 * macros
*****************************************************************************/

// CCP1/CCP2
#ifdef CCP1_PIN
#define Period1Cnt()        g_wPeriod1
#define Period1Clr()        g_wPeriod1=0
#define Period1Clear()      g_stPeriod1.dw=0
#define	Period1Read()       g_stPeriod1.dw
#endif
#ifdef CCP2_PIN
#define Period2Cnt()        g_wPeriod2
#define Period2Clr()        g_wPeriod2=0
#define Period2Clear()      g_stPeriod2.dw=0
#define	Period2Read()       g_stPeriod2.dw
#endif

/*****************************************************************************
 * structs & typedefs
*****************************************************************************/

/*****************************************************************************
 * global constants
*****************************************************************************/

/*****************************************************************************
 * global variables
*****************************************************************************/

#ifdef CCP1_PIN
LIBBANK extern volatile WORD g_wPeriod1;
extern volatile long_dword g_stPeriod1;
#endif
#ifdef CCP2_PIN
LIBBANK extern volatile WORD g_wPeriod2;
extern volatile long_dword g_stPeriod2;
#endif

/*****************************************************************************
 * C function prototypes
*****************************************************************************/
/* export C functions to C++ */
#ifdef __cplusplus
extern "C" {
#endif

// counters
extern void PeriodInit( void );
extern void PeriodHandler( void );
extern void PeriodClear( void );
extern BYTE PeriodRead( void );
extern void PeriodZero( BYTE byZero1, BYTE byZero2 );

#ifdef __cpluscplus
}
#endif
#endif