/**
******************************************************************************
* @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****/