void updateTime()
{
uint32_t TimeVar = RTC_GetCounter();
/* Reset RTC Counter when Time is 23:59:59 */
if (RTC_GetCounter() >= 0x0001517F)
{
RTC_SetCounter(0x0);
/* Wait until last write operation on RTC registers has finished */
RTC_WaitForLastTask();
DateUpdate();
}
/* Compute hours */
mHour = TimeVar / 3600;
/* Compute minutes */
mMinute = (TimeVar % 3600) / 60;
/* Compute seconds */
mSecond = (TimeVar % 3600) % 60;
}
/**
* @brief Chaeks is counter value is more than 86399 and the number of
* elapsed and updates date that many times
* @param None
* @retval :None
*/
void CheckForDaysElapsed(void)
{
uint8_t DaysElapsed;
if((get_sec_counter() / SECONDS_IN_DAY) != 0)
{
for(DaysElapsed = 0; DaysElapsed < (get_sec_counter() / SECONDS_IN_DAY)
;DaysElapsed++)
{
DateUpdate();
}
set_sec_counter(get_sec_counter() % SECONDS_IN_DAY);
}
}
void CheckForDaysElapsed(void)
{
uint8_t DaysElapsed;
if((RTC_GetCounter() / SECONDS_IN_DAY) != 0)
{
for(DaysElapsed = 0; DaysElapsed < (RTC_GetCounter() / SECONDS_IN_DAY)\
;DaysElapsed++)
{
DateUpdate();
}
RTC_SetCounter(RTC_GetCounter() % SECONDS_IN_DAY);
}
}
/**
* @brief This function handles RTC_IRQHandler .
* @param None
* @retval : None
*/
void RTC_IRQHandler(void)
{
NVIC_ClearPendingIRQ(RTC_IRQn);
RTC_ClearITPendingBit(RTC_IT_SEC);
CalculateTime();
alarm_check(alarm_buffer_ptr);
/* If counter is equal to 86399: one day was elapsed */
/* This takes care of date change and resetting of counter in case of
power on - Run mode/ Main supply switched on condition*/
if(RTC_GetCounter() == 86399)
{
/* Wait until last write operation on RTC registers has finished */
RTC_WaitForLastTask();
/* Reset counter value */
RTC_SetCounter(0x0);
/* Wait until last write operation on RTC registers has finished */
RTC_WaitForLastTask();
/* Increment the date */
DateUpdate();
}
}
/*******************************************************************************
* Function Name : RTC_IRQHandler
* Description : This function handles RTC global interrupt request.
* Input : None
* Output : None
* Return : None
*******************************************************************************/
void RTC_IRQHandler(void)
{
u8 u8_Month,u8_Day;
u16 u16_Year;
atcIncrementCounter();
GprsIdleIncMSec();
u8_Month = BKP_ReadBackupRegister(BKP_DR2);
u8_Day = BKP_ReadBackupRegister(BKP_DR3);
u16_Year = BKP_ReadBackupRegister(BKP_DR4);
//NVIC_ClearIRQChannelPendingBit(RTC_IRQn);
RTC_ClearITPendingBit(RTC_IT_SEC);
/* If counter is equal to 86399: one day was elapsed */
/* This takes care of date change and resetting of counter in case of
power on - Run mode/ Main supply switched on condition*/
if(RTC_GetCounter() == 86399)
{
/* Wait until last write operation on RTC registers has finished */
RTC_WaitForLastTask();
/* Reset counter value */
RTC_SetCounter(0x0);
/* Wait until last write operation on RTC registers has finished */
RTC_WaitForLastTask();
/* Increment the date */
DateUpdate();
}
if((RTC_GetCounter()/3600 == 1)&&(((RTC_GetCounter()%3600)/60) == 59)&&
(((RTC_GetCounter()%3600)%60) == 59))
{
/* March Correction */
if((u8_Month == 3) && (u8_Day >24))
{
if(WeekDay(u16_Year,u8_Month,u8_Day)==0)
{
if((u16_SummerTimeCorrect & 0x8000) == 0x8000)
{
RTC_SetCounter(RTC_GetCounter() + 3601);
/* Reset March correction flag */
u16_SummerTimeCorrect &= 0x7FFF;
/* Set October correction flag */
u16_SummerTimeCorrect |= 0x4000;
u16_SummerTimeCorrect |= u16_Year;
BKP_WriteBackupRegister(BKP_DR7,u16_SummerTimeCorrect);
}
}
}
/* October Correction */
if((u8_Month == 10) && (u8_Day >24))
{
if(WeekDay(u16_Year,u8_Month,u8_Day)==0)
{
if((u16_SummerTimeCorrect & 0x4000) == 0x4000)
{
RTC_SetCounter(RTC_GetCounter() - 3599);
/* Reset October correction flag */
u16_SummerTimeCorrect &= 0xBFFF;
/* Set March correction flag */
u16_SummerTimeCorrect |= 0x8000;
u16_SummerTimeCorrect |= u16_Year;
BKP_WriteBackupRegister(BKP_DR7,u16_SummerTimeCorrect);
}
}
}
}
}
/**
* @brief This function handles RTC_IRQHandler .
* @param None
* @retval : None
*/
void RTC_IRQHandler(void)
{
// uint8_t Month,Day;
// uint16_t Year;
//
// Month = BKP_ReadBackupRegister(BKP_DR2);
// Day = BKP_ReadBackupRegister(BKP_DR3);
// Year = BKP_ReadBackupRegister(BKP_DR4);
NVIC_ClearPendingIRQ(RTC_IRQn);
RTC_ClearITPendingBit(RTC_IT_SEC);
TimeSecTick = 1;
/* If counter is equal to 86399: one day was elapsed */
/* This takes care of date change and resetting of counter in case of
power on - Run mode/ Main supply switched on condition*/
if(RTC_GetCounter() == 86399)
{
/* Wait until last write operation on RTC registers has finished */
RTC_WaitForLastTask();
/* Reset counter value */
RTC_SetCounter(0x0);
/* Wait until last write operation on RTC registers has finished */
RTC_WaitForLastTask();
/* Increment the date */
DateUpdate();
}
// __NOP();
// if((RTC_GetCounter()/3600 == 1)&&(((RTC_GetCounter()%3600)/60) == 59)&&
// (((RTC_GetCounter()%3600)%60) == 59))
// {
// /* March Correction */
// if((Month == 3) && (Day >24))
// {
// if(WeekDay(Year,Month,Day)==0)
// {
// if((SummerTimeCorrect & 0x8000) == 0x8000)
// {
// RTC_SetCounter(RTC_GetCounter() + 3601);
//
// /* Reset March correction flag */
// SummerTimeCorrect &= 0x7FFF;
//
// /* Set October correction flag */
// SummerTimeCorrect |= 0x4000;
// SummerTimeCorrect |= Year;
// BKP_WriteBackupRegister(BKP_DR7,SummerTimeCorrect);
// }
// }
// }
// /* October Correction */
// if((Month == 10) && (Day >24))
// {
// if(WeekDay(Year,Month,Day)==0)
// {
// if((SummerTimeCorrect & 0x4000) == 0x4000)
// {
// RTC_SetCounter(RTC_GetCounter() - 3599);
//
// /* Reset October correction flag */
// SummerTimeCorrect &= 0xBFFF;
//
// /* Set March correction flag */
// SummerTimeCorrect |= 0x8000;
// SummerTimeCorrect |= Year;
// BKP_WriteBackupRegister(BKP_DR7,SummerTimeCorrect);
// }
// }
// }
// }
}
