/*****************************************************************************
 * Copyright (C) 2008
 * ProbeStar Telematics, LLC
 * All Rights Reserved.  Proprietary and Confidential.
 *============================================================================
 * PIC Port B
 *----------------------------------------------------------------------------
 * Int Pin 0    Interrupt
 * Int Pin 1-2  Interrupt
 * Int Pin 4-7  Change detect
*****************************************************************************/

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

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

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

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

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


// INT0
#ifdef RB0_PIN
#define PortB0Clr()         g_bRb0Flag=0
#define PortB0Set()         g_bRb0Flag=1
#define PortB0Get()         g_bRb0Flag
#define PortB0Clear()       g_wRb0Count0=0
#define PortB0Count()       g_wRb0Count0
#define PortB0Read()        g_stCount0.dw		// timer #1 reading
#endif

// INT0-2
#ifdef _PIC18
#ifdef RB1_PIN
#define PortB1Clr()         g_bRb1Flag=0
#define PortB1Set()         g_bRb1Flag=1
#define PortB1Get()         g_bRb1Flag
#define PortB1Clear()       g_wRb1Count=0
#define PortB1Count()       g_wRb1Count
#endif
#ifdef RB2_PIN
#define PortB2Clr()         g_bRb2Flag=0
#define PortB2Set()         g_bRb2Flag=1
#define PortB2Get()         g_bRb2Flag
#define PortB2Clear()       g_wRb2Count=0
#define PortB2Count()       g_wRb2Count
#endif
#endif

#define PortB4567Flag()     g_bRb4567Flag
#define PortB4567Clear()    g_bRb4567Flag=0
#ifdef RB4_PIN
#define PortB4High()        g_wRb4High
#define PortB4Low()         g_wRb4Low
#endif
#ifdef RB5_PIN
#define PortB5High()        g_wRb5High
#define PortB5Low()         g_wRb5Low
#endif
#ifdef RB6_PIN
#define PortB6High()        g_wRb6High
#define PortB6Low()         g_wRb6Low
#endif
#ifdef RB7_PIN
#define PortB7High()        g_wRb7High
#define PortB7Low()         g_wRb7Low
#endif

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

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

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

#ifdef RB0_PIN
LIBBANK extern volatile bit g_bRb0Flag;
LIBBANK extern volatile long_dword g_stCount0;
LIBBANK extern volatile WORD g_wRb0Counter;
#endif
#ifdef RB1_PIN
LIBBANK extern volatile bit g_bRb1Flag;
LIBBANK extern volatile WORD g_wRb1Counter;
#endif
#ifdef RB2_PIN
LIBBANK extern volatile bit g_bRb2Flag;
LIBBANK extern volatile WORD g_wRb2Counter;
#endif

LIBBANK extern volatile bit g_bRb4567Flag;
#ifdef RB4_PIN
LIBBANK extern volatile bit g_bRb4Flag;
LIBBANK extern volatile WORD g_wRb4Low;
LIBBANK extern volatile WORD g_wRb4High;
#endif
#ifdef RB5_PIN
LIBBANK extern volatile bit g_bRb5Flag;
LIBBANK extern volatile WORD g_wRb5Low;
LIBBANK extern volatile WORD g_wRb5High;
#endif
#ifdef RB6_PIN
LIBBANK extern volatile bit g_bRb6Flag;
LIBBANK extern volatile WORD g_wRb6Low;
LIBBANK extern volatile WORD g_wRb7High;
#endif
#ifdef RB7_PIN
LIBBANK extern volatile bit g_bRb7Flag;
LIBBANK extern volatile WORD g_wRb7Low;
LIBBANK extern volatile WORD g_wRb7High;
#endif

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

// interrupt pins
extern void PortB0Init( void );
extern void PortB0Handler( void );

extern void PortB12Init( BYTE byPins );
extern void PortB12Handler( void );

extern void PortB4567Init( void );
extern void PortB4567Handler( void );

#ifdef __cpluscplus
}
#endif
#endif