rtc_driver.c

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/* This file has been prepared for Doxygen automatic documentation generation.*/
#include "rtc_driver.h"


void RTC_Initialize( uint16_t period,
                     uint16_t count,
                     uint16_t compareValue,
                     RTC_PRESCALER_t prescaler )
{
        RTC.PER = period - 1;
        RTC.CNT = count;
        RTC.COMP = compareValue;
        RTC.CTRL = ( RTC.CTRL & ~RTC_PRESCALER_gm ) | prescaler;
}


//void RTC_SetOverflowIntLevel( RTC_OVFINTLVL_t intLevel )
//{
        //RTC.INTCTRL = ( RTC.INTCTRL & ~RTC_OVFINTLVL_gm ) | intLevel;
//}
//

//void RTC_SetCompareIntLevel( RTC_COMPINTLVL_t intLevel )
//{
        //RTC.INTCTRL = ( RTC.INTCTRL & ~RTC_COMPINTLVL_gm ) | intLevel;
//}
//

void RTC_SetIntLevels( RTC_OVFINTLVL_t ovfIntLevel,
                       RTC_COMPINTLVL_t compIntLevel )
{
        RTC.INTCTRL = ( RTC.INTCTRL &
                      ~( RTC_COMPINTLVL_gm | RTC_OVFINTLVL_gm ) ) |
                      ovfIntLevel |
                      compIntLevel;
}


//void RTC_SetAlarm( uint16_t alarmTimeout )
//{
        //uint16_t compareValue = RTC.CNT + alarmTimeout;
//
        //if (compareValue > RTC.PER){
                //compareValue -= RTC.PER;
        //}
//
        //RTC.COMP = compareValue;
//}
//
//
//void RTC_SetPrescaler( RTC_PRESCALER_t prescaler )
//{
        //RTC.CTRL = ( RTC.CTRL & ~RTC_PRESCALER_gm ) | prescaler;
//}
//