/**
* @brief Clears the RTC's interrupt pending bits.
* @param RTC_IT: specifies the interrupt pending bit to clear.
* This parameter can be any combination of the following values:
* @arg RTC_IT_OW: Overflow interrupt
* @arg RTC_IT_ALR: Alarm interrupt
* @arg RTC_IT_SEC: Second interrupt
* @retval None
*/
void RTC_ClearITPendingBit(uint16_t RTC_IT) {
/* Check the parameters */
assert_param(IS_RTC_IT(RTC_IT));
/* Clear the corresponding RTC pending bit */
RTC ->CRL &= (uint16_t) ~RTC_IT;
}
/*******************************************************************************
* Function Name : RTC_ClearITPendingBit
* Description : Clears the RTC’s interrupt pending bits.
* Input : - RTC_IT: specifies the interrupt pending bit to clear.
* This parameter can be any combination of the following values:
* - RTC_IT_OW: Overflow interrupt
* - RTC_IT_ALR: Alarm interrupt
* - RTC_IT_SEC: Second interrupt
* Output : None
* Return : None
*******************************************************************************/
void RTC_ClearITPendingBit(u16 RTC_IT)
{
/* Check the parameters */
assert(IS_RTC_IT(RTC_IT));
/* Clear the coressponding RTC pending bit */
RTC->CRL &= (u16)~RTC_IT;
}
/**
* @簡述 清除 RTC 的中斷待處理位.
* @參數 RTC_IT: 待清除的 RTC 中斷待處理位.
* 這個參數可以是下面值的任意組合:
* RTC_IT_OW: 溢出中斷
* RTC_IT_ALR: 報警中斷
* RTC_IT_SEC: 秒中斷
* @返回 沒有
*/
void RTC_ClearITPendingBit(uint16_t RTC_IT)
{
/* 檢查參數 */
assert_param(IS_RTC_IT(RTC_IT));
/* 清除 RTC 掛起標誌 */
RTC->CRL &= (uint16_t)~RTC_IT;
}
/*******************************************************************************
* 函数名称: RTC_ClearITPendingBit
* 功能描述: 清除RTC中断挂起位.
* 输入参数: RTC_IT:将要清除的中断挂起位..
* 这个参数可以是下面值的任意组合:
* - RTC_IT_OW: 溢出中断
* - RTC_IT_ALR: 报警中断
* - RTC_IT_SEC: 第二次中断
* 输出参数: 无
* 返回参数: 无
*******************************************************************************/
void RTC_ClearITPendingBit(u16 RTC_IT)
{
/* Check the parameters [检查参数]*/
assert_param(IS_RTC_IT(RTC_IT));
/* Clear the coressponding RTC pending bit [清除coressponding RTC挂起标志]*/
RTC->CRL &= (u16)~RTC_IT;
}
/**
* @brief Enables or disables the specified RTC interrupts.
* @param RTC_IT: specifies the RTC interrupts sources to be enabled or disabled.
* This parameter can be any combination of the following values:
* @arg RTC_IT_OW: Overflow interrupt
* @arg RTC_IT_ALR: Alarm interrupt
* @arg RTC_IT_SEC: Second interrupt
* @param NewState: new state of the specified RTC interrupts.
* This parameter can be: ENABLE or DISABLE.
* @retval None
*/
void RTC_ITConfig(uint16_t RTC_IT, FunctionalState NewState) {
/* Check the parameters */
assert_param(IS_RTC_IT(RTC_IT)); assert_param(IS_FUNCTIONAL_STATE(NewState));
if (NewState != DISABLE) {
RTC ->CRH |= RTC_IT;
} else {
RTC ->CRH &= (uint16_t) ~RTC_IT;
}
}