Hall_sensors.c

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/*
**
****************************************************************************
**
**
**             Copyright (c) 2007 - Atmel Corporation
**             Proprietaty Information
**
** Project     : ATMEGA88 + ATA6824 High Temperature H-bridge System
** Module      : Hall_sensors.c
** Description : High temperature DC motor control.
**                To be used with "High temperature H-bridge System" board
**
** Version :     Date:         Author:      Comment:
**    1.0        05.03.2007    F.G.          Creation 
**
** LICENSE -
**
** ATMEL - 2007
** All software programs are provided 'as is' without warranty of any kind:
** Atmel does not state the suitability of the provided materials for any
** purpose. Atmel hereby disclaim all warranties and conditions with regard
** to the provided software, including all implied warranties, fitness for
** a particular purpose, title and non-infringement.In no event will Atmel
** be liable for any indirect or consequential damages or any damages
** whatsoever resulting from the usage of the software program.
****************************************************************************
**
*/


/*_____ I N C L U D E S ____________________________________________________*/
#include "config.h"
#include "Hall_sensors.h"

/*_____ M A C R O S ________________________________________________________*/
/*_____ D E F I N I T I O N S ______________________________________________*/
/*_____ P R O T O T Y P E S - D E C L A R A T I O N ________________________*/
/*_____ G L O B A L S ______________________________________________________*/




void Hall_sensors_ISR_init(void)
{
    /*init PCINT0  Pin change interrupt initialisation */
    // PCINT7...0 interrupt pins enabled
  PCICR |= 1 << PCIE0;   
    // PCINT7/6 interrupt pin are enabled    
  PCMSK0 |= (1 << PCINT7) | (1 << PCINT6);  
}



#if defined(__ICCAVR__)       //IAR COMPILER USED
#pragma vector= PCINT0_vect   //Pin Change interrupt 0 vector for ATmega88
__interrupt void hall_sensor_1_2_ISR (void)
#elif defined (__AVR__)       // Avr-gcc compiler used
ISR(PCINT0_vect)
#endif
{
  /*  PLACE NECESSARY CODE HERE 
   *  IF OPTIONNAL HALL SENSOR(S) 
   *  ARE AVAILABLE 
   *  to compute position/speed 
   *  for example.
   */
}

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