/**
* @brief This function handles RTC Tamper and Time Stamp interrupts requests.
* @param None
* @retval None
*/
void TAMP_STAMP_IRQHandler(void)
{
if(RTC_GetFlagStatus(RTC_FLAG_TAMP1F) != RESET)
{
/* Tamper 1 detection event occurred */
/* Check if RTC Backup Data registers are cleared */
if(IsBackupRegReset() == 0)
{
/* OK, RTC Backup Data registers are reset as expected */
/* Toggle LED2 */
STM_EVAL_LEDToggle(LED2);
}
else
{
/* RTC Backup Data registers are not reset */
/* Toggle LED4 */
STM_EVAL_LEDToggle(LED4);
}
/* Clear Tamper 1 pin Event pending flag */
RTC_ClearFlag(RTC_FLAG_TAMP1F);
/* Disable Tamper pin 1 */
RTC_TamperCmd(RTC_Tamper_1, DISABLE);
/* Enable Tamper pin */
RTC_TamperCmd(RTC_Tamper_1, ENABLE);
}
}
/**
* @brief This function handles Tamper interrupt request.
* @param None
* @retval None
*/
void TAMPER_IRQHandler(void)
{
if(BKP_GetITStatus() != RESET)
{ /* Tamper detection event occured */
/* Check if Backup registers are cleared */
if(IsBackupRegReset() == 0)
{/* OK, Backup registers are reset as expected */
/* Turn on LED3 */
STM_EVAL_LEDOn(LED3);
}
else
{/* Backup registers are not reset */
/* Turn on LED4 */
STM_EVAL_LEDOn(LED4);
}
/* Clear Tamper pin interrupt pending bit */
BKP_ClearITPendingBit();
/* Clear Tamper pin Event(TE) pending flag */
BKP_ClearFlag();
}
}
/**
* @brief This function handles Tamper interrupt request.
* @param None
* @retval None
*/
void TAMPER_STAMP_IRQHandler(void) {
if (RTC_GetFlagStatus(RTC_FLAG_TAMP1F) != RESET) {
/* Tamper 1 detection event occurred */
/* Check if RTC Backup Data registers are cleared */
if (IsBackupRegReset() == 0) {
/* OK, RTC Backup Data registers are reset as expected */
/* Turn on GREEN and BLUE */
GPIO_SetBits(GPIOB, LD_GREEN_GPIO_PIN | LD_BLUE_GPIO_PIN);
} else {
/* RTC Backup Data registers are not reset */
/* Turn off GREEN and BLUE */
GPIO_ResetBits(GPIOB, LD_GREEN_GPIO_PIN | LD_BLUE_GPIO_PIN);
}
/* Clear Tamper 1 pin Event(TAMP1F) pending flag */
RTC_ClearFlag(RTC_FLAG_TAMP1F);
/* Disable Tamper pin 1 */
RTC_TamperCmd(RTC_Tamper_1, DISABLE);
/* Enable Tamper pin */
RTC_TamperCmd(RTC_Tamper_1, ENABLE);
}
}
