/** ****************************************************************************** * @file stm32f1xx_hal_rtc.h * @author MCD Application Team * @brief Header file of RTC HAL module. ****************************************************************************** * @attention * *

© COPYRIGHT(c) 2016 STMicroelectronics

* * Redistribution and use in source and binary forms, with or without modification, * are permitted provided that the following conditions are met: * 1. Redistributions of source code must retain the above copyright notice, * this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright notice, * this list of conditions and the following disclaimer in the documentation * and/or other materials provided with the distribution. * 3. Neither the name of STMicroelectronics nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * ****************************************************************************** */ /* Define to prevent recursive inclusion -------------------------------------*/ #ifndef __STM32F1xx_HAL_RTC_H #define __STM32F1xx_HAL_RTC_H #ifdef __cplusplus extern "C" { #endif /* Includes ------------------------------------------------------------------*/ #include "stm32f1xx_hal_def.h" /** @addtogroup STM32F1xx_HAL_Driver * @{ */ /** @addtogroup RTC * @{ */ /** @addtogroup RTC_Private_Macros * @{ */ #define IS_RTC_ASYNCH_PREDIV(PREDIV) (((PREDIV) <= 0xFFFFFU) || ((PREDIV) == RTC_AUTO_1_SECOND)) #define IS_RTC_HOUR24(HOUR) ((HOUR) <= 23U) #define IS_RTC_MINUTES(MINUTES) ((MINUTES) <= 59U) #define IS_RTC_SECONDS(SECONDS) ((SECONDS) <= 59U) #define IS_RTC_FORMAT(FORMAT) (((FORMAT) == RTC_FORMAT_BIN) || ((FORMAT) == RTC_FORMAT_BCD)) #define IS_RTC_YEAR(YEAR) ((YEAR) <= 99U) #define IS_RTC_MONTH(MONTH) (((MONTH) >= 1U) && ((MONTH) <= 12U)) #define IS_RTC_DATE(DATE) (((DATE) >= 1U) && ((DATE) <= 31U)) #define IS_RTC_ALARM(ALARM) ((ALARM) == RTC_ALARM_A) #define IS_RTC_CALIB_OUTPUT(__OUTPUT__) (((__OUTPUT__) == RTC_OUTPUTSOURCE_NONE) || \ ((__OUTPUT__) == RTC_OUTPUTSOURCE_CALIBCLOCK) || \ ((__OUTPUT__) == RTC_OUTPUTSOURCE_ALARM) || \ ((__OUTPUT__) == RTC_OUTPUTSOURCE_SECOND)) /** * @} */ /** @addtogroup RTC_Private_Constants * @{ */ /** @defgroup RTC_Timeout_Value Default Timeout Value * @{ */ #define RTC_TIMEOUT_VALUE 1000U /** * @} */ /** @defgroup RTC_EXTI_Line_Event RTC EXTI Line event * @{ */ #define RTC_EXTI_LINE_ALARM_EVENT ((uint32_t)EXTI_IMR_MR17) /*!< External interrupt line 17 Connected to the RTC Alarm event */ /** * @} */ /** * @} */ /* Exported types ------------------------------------------------------------*/ /** @defgroup RTC_Exported_Types RTC Exported Types * @{ */ /** * @brief RTC Time structure definition */ typedef struct { uint8_t Hours; /*!< Specifies the RTC Time Hour. This parameter must be a number between Min_Data = 0 and Max_Data = 23 */ uint8_t Minutes; /*!< Specifies the RTC Time Minutes. This parameter must be a number between Min_Data = 0 and Max_Data = 59 */ uint8_t Seconds; /*!< Specifies the RTC Time Seconds. This parameter must be a number between Min_Data = 0 and Max_Data = 59 */ }RTC_TimeTypeDef; /** * @brief RTC Alarm structure definition */ typedef struct { RTC_TimeTypeDef AlarmTime; /*!< Specifies the RTC Alarm Time members */ uint32_t Alarm; /*!< Specifies the alarm ID (only 1 alarm ID for STM32F1). This parameter can be a value of @ref RTC_Alarms_Definitions */ }RTC_AlarmTypeDef; /** * @brief HAL State structures definition */ typedef enum { HAL_RTC_STATE_RESET = 0x00U, /*!< RTC not yet initialized or disabled */ HAL_RTC_STATE_READY = 0x01U, /*!< RTC initialized and ready for use */ HAL_RTC_STATE_BUSY = 0x02U, /*!< RTC process is ongoing */ HAL_RTC_STATE_TIMEOUT = 0x03U, /*!< RTC timeout state */ HAL_RTC_STATE_ERROR = 0x04U /*!< RTC error state */ }HAL_RTCStateTypeDef; /** * @brief RTC Configuration Structure definition */ typedef struct { uint32_t AsynchPrediv; /*!< Specifies the RTC Asynchronous Predivider value. This parameter must be a number between Min_Data = 0x00 and Max_Data = 0xFFFFF or RTC_AUTO_1_SECOND If RTC_AUTO_1_SECOND is selected, AsynchPrediv will be set automatically to get 1sec timebase */ uint32_t OutPut; /*!< Specifies which signal will be routed to the RTC Tamper pin. This parameter can be a value of @ref RTC_output_source_to_output_on_the_Tamper_pin */ }RTC_InitTypeDef; /** * @brief RTC Date structure definition */ typedef struct { uint8_t WeekDay; /*!< Specifies the RTC Date WeekDay (not necessary for HAL_RTC_SetDate). This parameter can be a value of @ref RTC_WeekDay_Definitions */ uint8_t Month; /*!< Specifies the RTC Date Month (in BCD format). This parameter can be a value of @ref RTC_Month_Date_Definitions */ uint8_t Date; /*!< Specifies the RTC Date. This parameter must be a number between Min_Data = 1 and Max_Data = 31 */ uint8_t Year; /*!< Specifies the RTC Date Year. This parameter must be a number between Min_Data = 0 and Max_Data = 99 */ }RTC_DateTypeDef; /** * @brief Time Handle Structure definition */ typedef struct { RTC_TypeDef *Instance; /*!< Register base address */ RTC_InitTypeDef Init; /*!< RTC required parameters */ RTC_DateTypeDef DateToUpdate; /*!< Current date set by user and updated automatically */ HAL_LockTypeDef Lock; /*!< RTC locking object */ __IO HAL_RTCStateTypeDef State; /*!< Time communication state */ }RTC_HandleTypeDef; /** * @} */ /* Exported constants --------------------------------------------------------*/ /** @defgroup RTC_Exported_Constants RTC Exported Constants * @{ */ /** @defgroup RTC_Automatic_Prediv_1_Second Automatic calculation of prediv for 1sec timebase * @{ */ #define RTC_AUTO_1_SECOND 0xFFFFFFFFU /** * @} */ /** @defgroup RTC_Input_parameter_format_definitions Input Parameter Format * @{ */ #define RTC_FORMAT_BIN 0x000000000U #define RTC_FORMAT_BCD 0x000000001U /** * @} */ /** @defgroup RTC_Month_Date_Definitions Month Definitions * @{ */ /* Coded in BCD format */ #define RTC_MONTH_JANUARY ((uint8_t)0x01) #define RTC_MONTH_FEBRUARY ((uint8_t)0x02) #define RTC_MONTH_MARCH ((uint8_t)0x03) #define RTC_MONTH_APRIL ((uint8_t)0x04) #define RTC_MONTH_MAY ((uint8_t)0x05) #define RTC_MONTH_JUNE ((uint8_t)0x06) #define RTC_MONTH_JULY ((uint8_t)0x07) #define RTC_MONTH_AUGUST ((uint8_t)0x08) #define RTC_MONTH_SEPTEMBER ((uint8_t)0x09) #define RTC_MONTH_OCTOBER ((uint8_t)0x10) #define RTC_MONTH_NOVEMBER ((uint8_t)0x11) #define RTC_MONTH_DECEMBER ((uint8_t)0x12) /** * @} */ /** @defgroup RTC_WeekDay_Definitions WeekDay Definitions * @{ */ #define RTC_WEEKDAY_MONDAY ((uint8_t)0x01) #define RTC_WEEKDAY_TUESDAY ((uint8_t)0x02) #define RTC_WEEKDAY_WEDNESDAY ((uint8_t)0x03) #define RTC_WEEKDAY_THURSDAY ((uint8_t)0x04) #define RTC_WEEKDAY_FRIDAY ((uint8_t)0x05) #define RTC_WEEKDAY_SATURDAY ((uint8_t)0x06) #define RTC_WEEKDAY_SUNDAY ((uint8_t)0x00) /** * @} */ /** @defgroup RTC_Alarms_Definitions Alarms Definitions * @{ */ #define RTC_ALARM_A 0U /*!< Specify alarm ID (mainly for legacy purposes) */ /** * @} */ /** @defgroup RTC_output_source_to_output_on_the_Tamper_pin Output source to output on the Tamper pin * @{ */ #define RTC_OUTPUTSOURCE_NONE 0x00000000U /*!< No output on the TAMPER pin */ #define RTC_OUTPUTSOURCE_CALIBCLOCK BKP_RTCCR_CCO /*!< RTC clock with a frequency divided by 64 on the TAMPER pin */ #define RTC_OUTPUTSOURCE_ALARM BKP_RTCCR_ASOE /*!< Alarm pulse signal on the TAMPER pin */ #define RTC_OUTPUTSOURCE_SECOND (BKP_RTCCR_ASOS | BKP_RTCCR_ASOE) /*!< Second pulse signal on the TAMPER pin */ /** * @} */ /** @defgroup RTC_Interrupts_Definitions Interrupts Definitions * @{ */ #define RTC_IT_OW RTC_CRH_OWIE /*!< Overflow interrupt */ #define RTC_IT_ALRA RTC_CRH_ALRIE /*!< Alarm interrupt */ #define RTC_IT_SEC RTC_CRH_SECIE /*!< Second interrupt */ #define RTC_IT_TAMP1 BKP_CSR_TPIE /*!< TAMPER Pin interrupt enable */ /** * @} */ /** @defgroup RTC_Flags_Definitions Flags Definitions * @{ */ #define RTC_FLAG_RTOFF RTC_CRL_RTOFF /*!< RTC Operation OFF flag */ #define RTC_FLAG_RSF RTC_CRL_RSF /*!< Registers Synchronized flag */ #define RTC_FLAG_OW RTC_CRL_OWF /*!< Overflow flag */ #define RTC_FLAG_ALRAF RTC_CRL_ALRF /*!< Alarm flag */ #define RTC_FLAG_SEC RTC_CRL_SECF /*!< Second flag */ #define RTC_FLAG_TAMP1F BKP_CSR_TEF /*!< Tamper Interrupt Flag */ /** * @} */ /** * @} */ /* Exported macro ------------------------------------------------------------*/ /** @defgroup RTC_Exported_macros RTC Exported Macros * @{ */ /** @brief Reset RTC handle state * @param __HANDLE__: RTC handle. * @retval None */ #define __HAL_RTC_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_RTC_STATE_RESET) /** * @brief Disable the write protection for RTC registers. * @param __HANDLE__: specifies the RTC handle. * @retval None */ #define __HAL_RTC_WRITEPROTECTION_DISABLE(__HANDLE__) SET_BIT((__HANDLE__)->Instance->CRL, RTC_CRL_CNF) /** * @brief Enable the write protection for RTC registers. * @param __HANDLE__: specifies the RTC handle. * @retval None */ #define __HAL_RTC_WRITEPROTECTION_ENABLE(__HANDLE__) CLEAR_BIT((__HANDLE__)->Instance->CRL, RTC_CRL_CNF) /** * @brief Enable the RTC Alarm interrupt. * @param __HANDLE__: specifies the RTC handle. * @param __INTERRUPT__: specifies the RTC Alarm interrupt sources to be enabled or disabled. * This parameter can be any combination of the following values: * @arg RTC_IT_ALRA: Alarm A interrupt * @retval None */ #define __HAL_RTC_ALARM_ENABLE_IT(__HANDLE__, __INTERRUPT__) SET_BIT((__HANDLE__)->Instance->CRH, (__INTERRUPT__)) /** * @brief Disable the RTC Alarm interrupt. * @param __HANDLE__: specifies the RTC handle. * @param __INTERRUPT__: specifies the RTC Alarm interrupt sources to be enabled or disabled. * This parameter can be any combination of the following values: * @arg RTC_IT_ALRA: Alarm A interrupt * @retval None */ #define __HAL_RTC_ALARM_DISABLE_IT(__HANDLE__, __INTERRUPT__) CLEAR_BIT((__HANDLE__)->Instance->CRH, (__INTERRUPT__)) /** * @brief Check whether the specified RTC Alarm interrupt has been enabled or not. * @param __HANDLE__: specifies the RTC handle. * @param __INTERRUPT__: specifies the RTC Alarm interrupt sources to be checked * This parameter can be: * @arg RTC_IT_ALRA: Alarm A interrupt * @retval None */ #define __HAL_RTC_ALARM_GET_IT_SOURCE(__HANDLE__, __INTERRUPT__) ((((((__HANDLE__)->Instance->CRH)& ((__INTERRUPT__)))) != RESET)? SET : RESET) /** * @brief Get the selected RTC Alarm's flag status. * @param __HANDLE__: specifies the RTC handle. * @param __FLAG__: specifies the RTC Alarm Flag sources to be enabled or disabled. * This parameter can be: * @arg RTC_FLAG_ALRAF * @retval None */ #define __HAL_RTC_ALARM_GET_FLAG(__HANDLE__, __FLAG__) (((((__HANDLE__)->Instance->CRL) & (__FLAG__)) != RESET)? SET : RESET) /** * @brief Check whether the specified RTC Alarm interrupt has occurred or not. * @param __HANDLE__: specifies the RTC handle. * @param __INTERRUPT__: specifies the RTC Alarm interrupt sources to check. * This parameter can be: * @arg RTC_IT_ALRA: Alarm A interrupt * @retval None */ #define __HAL_RTC_ALARM_GET_IT(__HANDLE__, __INTERRUPT__) (((((__HANDLE__)->Instance->CRL) & (__INTERRUPT__)) != RESET)? SET : RESET) /** * @brief Clear the RTC Alarm's pending flags. * @param __HANDLE__: specifies the RTC handle. * @param __FLAG__: specifies the RTC Alarm Flag sources to be enabled or disabled. * This parameter can be: * @arg RTC_FLAG_ALRAF * @retval None */ #define __HAL_RTC_ALARM_CLEAR_FLAG(__HANDLE__, __FLAG__) ((__HANDLE__)->Instance->CRL) = ~(__FLAG__) /** * @brief Enable interrupt on ALARM Exti Line 17. * @retval None. */ #define __HAL_RTC_ALARM_EXTI_ENABLE_IT() SET_BIT(EXTI->IMR, RTC_EXTI_LINE_ALARM_EVENT) /** * @brief Disable interrupt on ALARM Exti Line 17. * @retval None. */ #define __HAL_RTC_ALARM_EXTI_DISABLE_IT() CLEAR_BIT(EXTI->IMR, RTC_EXTI_LINE_ALARM_EVENT) /** * @brief Enable event on ALARM Exti Line 17. * @retval None. */ #define __HAL_RTC_ALARM_EXTI_ENABLE_EVENT() SET_BIT(EXTI->EMR, RTC_EXTI_LINE_ALARM_EVENT) /** * @brief Disable event on ALARM Exti Line 17. * @retval None. */ #define __HAL_RTC_ALARM_EXTI_DISABLE_EVENT() CLEAR_BIT(EXTI->EMR, RTC_EXTI_LINE_ALARM_EVENT) /** * @brief ALARM EXTI line configuration: set falling edge trigger. * @retval None. */ #define __HAL_RTC_ALARM_EXTI_ENABLE_FALLING_EDGE() SET_BIT(EXTI->FTSR, RTC_EXTI_LINE_ALARM_EVENT) /** * @brief Disable the ALARM Extended Interrupt Falling Trigger. * @retval None. */ #define __HAL_RTC_ALARM_EXTI_DISABLE_FALLING_EDGE() CLEAR_BIT(EXTI->FTSR, RTC_EXTI_LINE_ALARM_EVENT) /** * @brief ALARM EXTI line configuration: set rising edge trigger. * @retval None. */ #define __HAL_RTC_ALARM_EXTI_ENABLE_RISING_EDGE() SET_BIT(EXTI->RTSR, RTC_EXTI_LINE_ALARM_EVENT) /** * @brief Disable the ALARM Extended Interrupt Rising Trigger. * This parameter can be: * @retval None. */ #define __HAL_RTC_ALARM_EXTI_DISABLE_RISING_EDGE() CLEAR_BIT(EXTI->RTSR, RTC_EXTI_LINE_ALARM_EVENT) /** * @brief ALARM EXTI line configuration: set rising & falling edge trigger. * @retval None. */ #define __HAL_RTC_ALARM_EXTI_ENABLE_RISING_FALLING_EDGE() \ do{ \ __HAL_RTC_ALARM_EXTI_ENABLE_RISING_EDGE(); \ __HAL_RTC_ALARM_EXTI_ENABLE_FALLING_EDGE(); \ } while(0U) /** * @brief Disable the ALARM Extended Interrupt Rising & Falling Trigger. * This parameter can be: * @retval None. */ #define __HAL_RTC_ALARM_EXTI_DISABLE_RISING_FALLING_EDGE() \ do{ \ __HAL_RTC_ALARM_EXTI_DISABLE_RISING_EDGE(); \ __HAL_RTC_ALARM_EXTI_DISABLE_FALLING_EDGE(); \ } while(0U) /** * @brief Check whether the specified ALARM EXTI interrupt flag is set or not. * @retval EXTI ALARM Line Status. */ #define __HAL_RTC_ALARM_EXTI_GET_FLAG() (EXTI->PR & (RTC_EXTI_LINE_ALARM_EVENT)) /** * @brief Clear the ALARM EXTI flag. * @retval None. */ #define __HAL_RTC_ALARM_EXTI_CLEAR_FLAG() (EXTI->PR = (RTC_EXTI_LINE_ALARM_EVENT)) /** * @brief Generate a Software interrupt on selected EXTI line. * @retval None. */ #define __HAL_RTC_ALARM_EXTI_GENERATE_SWIT() SET_BIT(EXTI->SWIER, RTC_EXTI_LINE_ALARM_EVENT) /** * @} */ /* Include RTC HAL Extension module */ #include "stm32f1xx_hal_rtc_ex.h" /* Exported functions --------------------------------------------------------*/ /** @addtogroup RTC_Exported_Functions * @{ */ /* Initialization and de-initialization functions ****************************/ /** @addtogroup RTC_Exported_Functions_Group1 * @{ */ HAL_StatusTypeDef HAL_RTC_Init(RTC_HandleTypeDef *hrtc); HAL_StatusTypeDef HAL_RTC_DeInit(RTC_HandleTypeDef *hrtc); void HAL_RTC_MspInit(RTC_HandleTypeDef *hrtc); void HAL_RTC_MspDeInit(RTC_HandleTypeDef *hrtc); /** * @} */ /* RTC Time and Date functions ************************************************/ /** @addtogroup RTC_Exported_Functions_Group2 * @{ */ HAL_StatusTypeDef HAL_RTC_SetTime(RTC_HandleTypeDef *hrtc, RTC_TimeTypeDef *sTime, uint32_t Format); HAL_StatusTypeDef HAL_RTC_GetTime(RTC_HandleTypeDef *hrtc, RTC_TimeTypeDef *sTime, uint32_t Format); HAL_StatusTypeDef HAL_RTC_SetDate(RTC_HandleTypeDef *hrtc, RTC_DateTypeDef *sDate, uint32_t Format); HAL_StatusTypeDef HAL_RTC_GetDate(RTC_HandleTypeDef *hrtc, RTC_DateTypeDef *sDate, uint32_t Format); /** * @} */ /* RTC Alarm functions ********************************************************/ /** @addtogroup RTC_Exported_Functions_Group3 * @{ */ HAL_StatusTypeDef HAL_RTC_SetAlarm(RTC_HandleTypeDef *hrtc, RTC_AlarmTypeDef *sAlarm, uint32_t Format); HAL_StatusTypeDef HAL_RTC_SetAlarm_IT(RTC_HandleTypeDef *hrtc, RTC_AlarmTypeDef *sAlarm, uint32_t Format); HAL_StatusTypeDef HAL_RTC_DeactivateAlarm(RTC_HandleTypeDef *hrtc, uint32_t Alarm); HAL_StatusTypeDef HAL_RTC_GetAlarm(RTC_HandleTypeDef *hrtc, RTC_AlarmTypeDef *sAlarm, uint32_t Alarm, uint32_t Format); void HAL_RTC_AlarmIRQHandler(RTC_HandleTypeDef *hrtc); HAL_StatusTypeDef HAL_RTC_PollForAlarmAEvent(RTC_HandleTypeDef *hrtc, uint32_t Timeout); void HAL_RTC_AlarmAEventCallback(RTC_HandleTypeDef *hrtc); /** * @} */ /* Peripheral State functions *************************************************/ /** @addtogroup RTC_Exported_Functions_Group4 * @{ */ HAL_RTCStateTypeDef HAL_RTC_GetState(RTC_HandleTypeDef *hrtc); /** * @} */ /* Peripheral Control functions ***********************************************/ /** @addtogroup RTC_Exported_Functions_Group5 * @{ */ HAL_StatusTypeDef HAL_RTC_WaitForSynchro(RTC_HandleTypeDef* hrtc); /** * @} */ /** * @} */ /** * @} */ /** * @} */ #ifdef __cplusplus } #endif #endif /* __STM32F1xx_HAL_RTC_H */ /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/