1022 lines
33 KiB
C
1022 lines
33 KiB
C
/**
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******************************************************************************
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* @file stm32f1xx_ll_rtc.h
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* @author MCD Application Team
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* @version V1.1.1
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* @date 12-May-2017
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* @brief Header file of RTC LL module.
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******************************************************************************
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* @attention
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*
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* <h2><center>© COPYRIGHT(c) 2016 STMicroelectronics</center></h2>
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* 3. Neither the name of STMicroelectronics nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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******************************************************************************
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*/
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/* Define to prevent recursive inclusion -------------------------------------*/
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#ifndef __STM32F1xx_LL_RTC_H
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#define __STM32F1xx_LL_RTC_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* Includes ------------------------------------------------------------------*/
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#include "stm32f1xx.h"
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/** @addtogroup STM32F1xx_LL_Driver
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* @{
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*/
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#if defined(RTC)
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/** @defgroup RTC_LL RTC
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* @{
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*/
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/* Private types -------------------------------------------------------------*/
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/* Private variables ---------------------------------------------------------*/
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/* Private constants ---------------------------------------------------------*/
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/* Private macros ------------------------------------------------------------*/
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#if defined(USE_FULL_LL_DRIVER)
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/** @defgroup RTC_LL_Private_Macros RTC Private Macros
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* @{
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*/
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/**
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* @}
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*/
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#endif /*USE_FULL_LL_DRIVER*/
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/* Exported types ------------------------------------------------------------*/
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#if defined(USE_FULL_LL_DRIVER)
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/** @defgroup RTC_LL_ES_INIT RTC Exported Init structure
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* @{
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*/
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/**
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* @brief RTC Init structures definition
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*/
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typedef struct
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{
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uint32_t AsynchPrescaler; /*!< Specifies the RTC Asynchronous Predivider value.
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This parameter must be a number between Min_Data = 0x00 and Max_Data = 0xFFFFF
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This feature can be modified afterwards using unitary function
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@ref LL_RTC_SetAsynchPrescaler(). */
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uint32_t OutPutSource; /*!< Specifies which signal will be routed to the RTC Tamper pin.
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This parameter can be a value of @ref LL_RTC_Output_Source
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This feature can be modified afterwards using unitary function
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@ref LL_RTC_SetOutputSource(). */
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} LL_RTC_InitTypeDef;
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/**
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* @brief RTC Time structure definition
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*/
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typedef struct
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{
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uint8_t Hours; /*!< Specifies the RTC Time Hours.
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This parameter must be a number between Min_Data = 0 and Max_Data = 23 */
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uint8_t Minutes; /*!< Specifies the RTC Time Minutes.
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This parameter must be a number between Min_Data = 0 and Max_Data = 59 */
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uint8_t Seconds; /*!< Specifies the RTC Time Seconds.
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This parameter must be a number between Min_Data = 0 and Max_Data = 59 */
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} LL_RTC_TimeTypeDef;
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/**
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* @brief RTC Alarm structure definition
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*/
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typedef struct
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{
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LL_RTC_TimeTypeDef AlarmTime; /*!< Specifies the RTC Alarm Time members. */
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} LL_RTC_AlarmTypeDef;
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/**
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* @}
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*/
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#endif /* USE_FULL_LL_DRIVER */
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/* Exported constants --------------------------------------------------------*/
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/** @defgroup RTC_LL_Exported_Constants RTC Exported Constants
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* @{
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*/
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#if defined(USE_FULL_LL_DRIVER)
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/** @defgroup RTC_LL_EC_FORMAT FORMAT
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* @{
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*/
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#define LL_RTC_FORMAT_BIN (0x000000000U) /*!< Binary data format */
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#define LL_RTC_FORMAT_BCD (0x000000001U) /*!< BCD data format */
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/**
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* @}
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*/
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#endif /* USE_FULL_LL_DRIVER */
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/** @defgroup RTC_LL_EC_BKP BACKUP
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* @{
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*/
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#if RTC_BKP_NUMBER > 0
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#define LL_RTC_BKP_DR1 (0x00000001U)
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#define LL_RTC_BKP_DR2 (0x00000002U)
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#define LL_RTC_BKP_DR3 (0x00000003U)
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#define LL_RTC_BKP_DR4 (0x00000004U)
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#define LL_RTC_BKP_DR5 (0x00000005U)
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#define LL_RTC_BKP_DR6 (0x00000006U)
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#define LL_RTC_BKP_DR7 (0x00000007U)
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#define LL_RTC_BKP_DR8 (0x00000008U)
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#define LL_RTC_BKP_DR9 (0x00000009U)
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#define LL_RTC_BKP_DR10 (0x0000000AU)
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#endif /* RTC_BKP_NUMBER > 0 */
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#if RTC_BKP_NUMBER > 10
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#define LL_RTC_BKP_DR11 (0x0000000BU)
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#define LL_RTC_BKP_DR12 (0x0000000CU)
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#define LL_RTC_BKP_DR13 (0x0000000DU)
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#define LL_RTC_BKP_DR14 (0x0000000EU)
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#define LL_RTC_BKP_DR15 (0x0000000FU)
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#define LL_RTC_BKP_DR16 (0x00000010U)
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#define LL_RTC_BKP_DR17 (0x00000011U)
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#define LL_RTC_BKP_DR18 (0x00000012U)
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#define LL_RTC_BKP_DR19 (0x00000013U)
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#define LL_RTC_BKP_DR20 (0x00000014U)
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#define LL_RTC_BKP_DR21 (0x00000015U)
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#define LL_RTC_BKP_DR22 (0x00000016U)
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#define LL_RTC_BKP_DR23 (0x00000017U)
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#define LL_RTC_BKP_DR24 (0x00000018U)
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#define LL_RTC_BKP_DR25 (0x00000019U)
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#define LL_RTC_BKP_DR26 (0x0000001AU)
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#define LL_RTC_BKP_DR27 (0x0000001BU)
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#define LL_RTC_BKP_DR28 (0x0000001CU)
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#define LL_RTC_BKP_DR29 (0x0000001DU)
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#define LL_RTC_BKP_DR30 (0x0000001EU)
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#define LL_RTC_BKP_DR31 (0x0000001FU)
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#define LL_RTC_BKP_DR32 (0x00000020U)
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#define LL_RTC_BKP_DR33 (0x00000021U)
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#define LL_RTC_BKP_DR34 (0x00000022U)
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#define LL_RTC_BKP_DR35 (0x00000023U)
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#define LL_RTC_BKP_DR36 (0x00000024U)
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#define LL_RTC_BKP_DR37 (0x00000025U)
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#define LL_RTC_BKP_DR38 (0x00000026U)
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#define LL_RTC_BKP_DR39 (0x00000027U)
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#define LL_RTC_BKP_DR40 (0x00000028U)
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#define LL_RTC_BKP_DR41 (0x00000029U)
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#define LL_RTC_BKP_DR42 (0x0000002AU)
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#endif /* RTC_BKP_NUMBER > 10 */
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/**
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* @}
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*/
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/** @defgroup RTC_LL_EC_TAMPLEVEL Tamper Active Level
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* @{
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*/
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#define LL_RTC_TAMPER_ACTIVELEVEL_LOW BKP_CR_TPAL /*!< A high level on the TAMPER pin resets all data backup registers (if TPE bit is set) */
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#define LL_RTC_TAMPER_ACTIVELEVEL_HIGH (0x00000000U) /*!< A low level on the TAMPER pin resets all data backup registers (if TPE bit is set) */
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/**
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* @}
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*/
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/** @defgroup LL_RTC_Output_Source Clock Source to output on the Tamper Pin
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* @{
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*/
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#define LL_RTC_CALIB_OUTPUT_NONE (0x00000000U) /*!< Calibration output disabled */
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#define LL_RTC_CALIB_OUTPUT_RTCCLOCK BKP_RTCCR_CCO /*!< Calibration output is RTC Clock with a frequency divided by 64 on the TAMPER Pin */
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#define LL_RTC_CALIB_OUTPUT_ALARM BKP_RTCCR_ASOE /*!< Calibration output is Alarm pulse signal on the TAMPER pin */
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#define LL_RTC_CALIB_OUTPUT_SECOND (BKP_RTCCR_ASOS | BKP_RTCCR_ASOE) /*!< Calibration output is Second pulse signal on the TAMPER pin*/
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/**
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* @}
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*/
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/**
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* @}
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*/
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/* Exported macro ------------------------------------------------------------*/
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/** @defgroup RTC_LL_Exported_Macros RTC Exported Macros
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* @{
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*/
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/** @defgroup RTC_LL_EM_WRITE_READ Common Write and read registers Macros
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* @{
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*/
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/**
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* @brief Write a value in RTC register
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* @param __INSTANCE__ RTC Instance
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* @param __REG__ Register to be written
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* @param __VALUE__ Value to be written in the register
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* @retval None
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*/
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#define LL_RTC_WriteReg(__INSTANCE__, __REG__, __VALUE__) WRITE_REG(__INSTANCE__->__REG__, (__VALUE__))
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/**
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* @brief Read a value in RTC register
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* @param __INSTANCE__ RTC Instance
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* @param __REG__ Register to be read
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* @retval Register value
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*/
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#define LL_RTC_ReadReg(__INSTANCE__, __REG__) READ_REG(__INSTANCE__->__REG__)
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/**
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* @}
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*/
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/** @defgroup RTC_LL_EM_Convert Convert helper Macros
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* @{
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*/
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/**
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* @brief Helper macro to convert a value from 2 digit decimal format to BCD format
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* @param __VALUE__ Byte to be converted
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* @retval Converted byte
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*/
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#define __LL_RTC_CONVERT_BIN2BCD(__VALUE__) (uint8_t)((((__VALUE__) / 10U) << 4U) | ((__VALUE__) % 10U))
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/**
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* @brief Helper macro to convert a value from BCD format to 2 digit decimal format
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* @param __VALUE__ BCD value to be converted
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* @retval Converted byte
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*/
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#define __LL_RTC_CONVERT_BCD2BIN(__VALUE__) (uint8_t)(((uint8_t)((__VALUE__) & (uint8_t)0xF0U) >> (uint8_t)0x4U) * 10U + ((__VALUE__) & (uint8_t)0x0FU))
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/**
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* @}
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*/
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/**
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* @}
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*/
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/* Exported functions --------------------------------------------------------*/
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/** @defgroup RTC_LL_Exported_Functions RTC Exported Functions
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* @{
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*/
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/** @defgroup RTC_LL_EF_Configuration Configuration
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* @{
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*/
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/**
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* @brief Set Asynchronous prescaler factor
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* @rmtoll PRLH PRL LL_RTC_SetAsynchPrescaler\n
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* @rmtoll PRLL PRL LL_RTC_SetAsynchPrescaler\n
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* @param RTCx RTC Instance
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* @param AsynchPrescaler Value between Min_Data = 0 and Max_Data = 0xFFFFF
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* @retval None
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*/
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__STATIC_INLINE void LL_RTC_SetAsynchPrescaler(RTC_TypeDef *RTCx, uint32_t AsynchPrescaler)
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{
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MODIFY_REG(RTCx->PRLH, RTC_PRLH_PRL, (AsynchPrescaler >> 16));
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MODIFY_REG(RTCx->PRLL, RTC_PRLL_PRL, (AsynchPrescaler & RTC_PRLL_PRL));
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}
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/**
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* @brief Get Asynchronous prescaler factor
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* @rmtoll DIVH DIV LL_RTC_GetDivider\n
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* @rmtoll DIVL DIV LL_RTC_GetDivider\n
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* @param RTCx RTC Instance
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* @retval Value between Min_Data = 0 and Max_Data = 0xFFFFF
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*/
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__STATIC_INLINE uint32_t LL_RTC_GetDivider(RTC_TypeDef *RTCx)
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{
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register uint16_t Highprescaler = 0 , Lowprescaler = 0;
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Highprescaler = READ_REG(RTCx->DIVH & RTC_DIVH_RTC_DIV);
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Lowprescaler = READ_REG(RTCx->DIVL & RTC_DIVL_RTC_DIV);
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return (((uint32_t) Highprescaler << 16U) | Lowprescaler);
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}
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/**
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* @brief Set Output Source
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* @rmtoll RTCCR CCO LL_RTC_SetOutputSource
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* @rmtoll RTCCR ASOE LL_RTC_SetOutputSource
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* @rmtoll RTCCR ASOS LL_RTC_SetOutputSource
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* @param BKPx BKP Instance
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* @param OutputSource This parameter can be one of the following values:
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* @arg @ref LL_RTC_CALIB_OUTPUT_NONE
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* @arg @ref LL_RTC_CALIB_OUTPUT_RTCCLOCK
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* @arg @ref LL_RTC_CALIB_OUTPUT_ALARM
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* @arg @ref LL_RTC_CALIB_OUTPUT_SECOND
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* @retval None
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*/
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__STATIC_INLINE void LL_RTC_SetOutputSource(BKP_TypeDef *BKPx, uint32_t OutputSource)
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{
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MODIFY_REG(BKPx->RTCCR, (BKP_RTCCR_CCO | BKP_RTCCR_ASOE | BKP_RTCCR_ASOS), OutputSource);
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}
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/**
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* @brief Get Output Source
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* @rmtoll RTCCR CCO LL_RTC_GetOutPutSource
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* @rmtoll RTCCR ASOE LL_RTC_GetOutPutSource
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* @rmtoll RTCCR ASOS LL_RTC_GetOutPutSource
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* @param BKPx BKP Instance
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* @retval Returned value can be one of the following values:
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* @arg @ref LL_RTC_CALIB_OUTPUT_NONE
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* @arg @ref LL_RTC_CALIB_OUTPUT_RTCCLOCK
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* @arg @ref LL_RTC_CALIB_OUTPUT_ALARM
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* @arg @ref LL_RTC_CALIB_OUTPUT_SECOND
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*/
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__STATIC_INLINE uint32_t LL_RTC_GetOutPutSource(BKP_TypeDef *BKPx)
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{
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return (uint32_t)(READ_BIT(BKPx->RTCCR, (BKP_RTCCR_CCO | BKP_RTCCR_ASOE | BKP_RTCCR_ASOS)));
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}
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/**
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* @brief Enable the write protection for RTC registers.
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* @rmtoll CRL CNF LL_RTC_EnableWriteProtection
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* @param RTCx RTC Instance
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* @retval None
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*/
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__STATIC_INLINE void LL_RTC_EnableWriteProtection(RTC_TypeDef *RTCx)
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{
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CLEAR_BIT(RTCx->CRL, RTC_CRL_CNF);
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}
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/**
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* @brief Disable the write protection for RTC registers.
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* @rmtoll CRL RTC_CRL_CNF LL_RTC_DisableWriteProtection
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* @param RTCx RTC Instance
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* @retval None
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*/
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__STATIC_INLINE void LL_RTC_DisableWriteProtection(RTC_TypeDef *RTCx)
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{
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SET_BIT(RTCx->CRL, RTC_CRL_CNF);
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}
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/**
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* @}
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*/
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/** @defgroup RTC_LL_EF_Time Time
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* @{
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*/
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/**
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* @brief Set time counter in BCD format
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* @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before.
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* @note It can be written in initialization mode only (@ref LL_RTC_EnterInitMode function)
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* @rmtoll CNTH CNT LL_RTC_TIME_Set\n
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* CNTL CNT LL_RTC_TIME_Set\n
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* @param RTCx RTC Instance
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* @param TimeCounter Value between Min_Data=0x00 and Max_Data=0xFFFFF
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* @retval None
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*/
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__STATIC_INLINE void LL_RTC_TIME_Set(RTC_TypeDef *RTCx, uint32_t TimeCounter)
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{
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/* Set RTC COUNTER MSB word */
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WRITE_REG(RTCx->CNTH, (TimeCounter >> 16U));
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/* Set RTC COUNTER LSB word */
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WRITE_REG(RTCx->CNTL, (TimeCounter & RTC_CNTL_RTC_CNT));
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}
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/**
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* @brief Get time counter in BCD format
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* @rmtoll CNTH CNT LL_RTC_TIME_Get\n
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* CNTL CNT LL_RTC_TIME_Get\n
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* @param RTCx RTC Instance
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* @retval Value between Min_Data = 0 and Max_Data = 0xFFFFF
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*/
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__STATIC_INLINE uint32_t LL_RTC_TIME_Get(RTC_TypeDef *RTCx)
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{
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register uint16_t high = 0, low = 0;
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high = READ_REG(RTCx->CNTH & RTC_CNTH_RTC_CNT);
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low = READ_REG(RTCx->CNTL & RTC_CNTL_RTC_CNT);
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return ((uint32_t)(((uint32_t) high << 16U) | low));
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}
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/**
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* @}
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*/
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/** @defgroup RTC_LL_EF_ALARM ALARM
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* @{
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*/
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/**
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* @brief Set Alarm Counter
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* @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before.
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* @rmtoll ALRH ALR LL_RTC_ALARM_Set\n
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* @rmtoll ALRL ALR LL_RTC_ALARM_Set\n
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* @param RTCx RTC Instance
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* @param AlarmCounter Value between Min_Data=0x00 and Max_Data=0xFFFFF
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* @retval None
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*/
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__STATIC_INLINE void LL_RTC_ALARM_Set(RTC_TypeDef *RTCx, uint32_t AlarmCounter)
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{
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/* Set RTC COUNTER MSB word */
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WRITE_REG(RTCx->ALRH, (AlarmCounter >> 16));
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/* Set RTC COUNTER LSB word */
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WRITE_REG(RTCx->ALRL, (AlarmCounter & RTC_ALRL_RTC_ALR));
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}
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/**
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* @brief Get Alarm Counter
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* @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before.
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* @rmtoll ALRH ALR LL_RTC_ALARM_Get\n
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* @rmtoll ALRL ALR LL_RTC_ALARM_Get\n
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* @param RTCx RTC Instance
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* @retval None
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*/
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__STATIC_INLINE uint32_t LL_RTC_ALARM_Get(RTC_TypeDef *RTCx)
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{
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register uint16_t high = 0, low = 0;
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high = READ_REG(RTCx->ALRH & RTC_ALRH_RTC_ALR);
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low = READ_REG(RTCx->ALRL & RTC_ALRL_RTC_ALR);
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return (((uint32_t) high << 16U) | low);
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}
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/**
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* @}
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*/
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/** @defgroup RTC_LL_EF_Tamper Tamper
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* @{
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*/
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/**
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* @brief Enable RTC_TAMPx input detection
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* @rmtoll CR TPE LL_RTC_TAMPER_Enable\n
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* @retval None
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*/
|
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__STATIC_INLINE void LL_RTC_TAMPER_Enable(BKP_TypeDef *BKPx)
|
|
{
|
|
SET_BIT(BKPx->CR, BKP_CR_TPE);
|
|
}
|
|
|
|
/**
|
|
* @brief Disable RTC_TAMPx Tamper
|
|
* @rmtoll CR TPE LL_RTC_TAMPER_Disable\n
|
|
* @retval None
|
|
*/
|
|
__STATIC_INLINE void LL_RTC_TAMPER_Disable(BKP_TypeDef *BKPx)
|
|
{
|
|
CLEAR_BIT(BKP->CR, BKP_CR_TPE);
|
|
}
|
|
|
|
/**
|
|
* @brief Enable Active level for Tamper input
|
|
* @rmtoll CR TPAL LL_RTC_TAMPER_SetActiveLevel\n
|
|
* @param BKPx BKP Instance
|
|
* @param Tamper This parameter can be a combination of the following values:
|
|
* @arg @ref LL_RTC_TAMPER_ACTIVELEVEL_LOW
|
|
* @arg @ref LL_RTC_TAMPER_ACTIVELEVEL_HIGH
|
|
* @retval None
|
|
*/
|
|
__STATIC_INLINE void LL_RTC_TAMPER_SetActiveLevel(BKP_TypeDef *BKPx, uint32_t Tamper)
|
|
{
|
|
MODIFY_REG(BKPx->CR, BKP_CR_TPAL, Tamper);
|
|
}
|
|
|
|
/**
|
|
* @brief Disable Active level for Tamper input
|
|
* @rmtoll CR TPAL LL_RTC_TAMPER_SetActiveLevel\n
|
|
* @retval None
|
|
*/
|
|
__STATIC_INLINE uint32_t LL_RTC_TAMPER_GetActiveLevel(BKP_TypeDef *BKPx)
|
|
{
|
|
return (uint32_t)(READ_BIT(BKPx->CR, BKP_CR_TPAL));
|
|
}
|
|
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
/** @defgroup RTC_LL_EF_Backup_Registers Backup_Registers
|
|
* @{
|
|
*/
|
|
|
|
/**
|
|
* @brief Writes a data in a specified RTC Backup data register.
|
|
* @rmtoll BKPDR DR LL_RTC_BKP_SetRegister
|
|
* @param BKPx BKP Instance
|
|
* @param BackupRegister This parameter can be one of the following values:
|
|
* @arg @ref LL_RTC_BKP_DR1
|
|
* @arg @ref LL_RTC_BKP_DR2
|
|
* @arg @ref LL_RTC_BKP_DR3
|
|
* @arg @ref LL_RTC_BKP_DR4
|
|
* @arg @ref LL_RTC_BKP_DR5
|
|
* @arg @ref LL_RTC_BKP_DR6
|
|
* @arg @ref LL_RTC_BKP_DR7
|
|
* @arg @ref LL_RTC_BKP_DR8
|
|
* @arg @ref LL_RTC_BKP_DR9
|
|
* @arg @ref LL_RTC_BKP_DR10
|
|
* @arg @ref LL_RTC_BKP_DR11 (*)
|
|
* @arg @ref LL_RTC_BKP_DR12 (*)
|
|
* @arg @ref LL_RTC_BKP_DR13 (*)
|
|
* @arg @ref LL_RTC_BKP_DR14 (*)
|
|
* @arg @ref LL_RTC_BKP_DR15 (*)
|
|
* @arg @ref LL_RTC_BKP_DR16 (*)
|
|
* @arg @ref LL_RTC_BKP_DR17 (*)
|
|
* @arg @ref LL_RTC_BKP_DR18 (*)
|
|
* @arg @ref LL_RTC_BKP_DR19 (*)
|
|
* @arg @ref LL_RTC_BKP_DR20 (*)
|
|
* @arg @ref LL_RTC_BKP_DR21 (*)
|
|
* @arg @ref LL_RTC_BKP_DR22 (*)
|
|
* @arg @ref LL_RTC_BKP_DR23 (*)
|
|
* @arg @ref LL_RTC_BKP_DR24 (*)
|
|
* @arg @ref LL_RTC_BKP_DR25 (*)
|
|
* @arg @ref LL_RTC_BKP_DR26 (*)
|
|
* @arg @ref LL_RTC_BKP_DR27 (*)
|
|
* @arg @ref LL_RTC_BKP_DR28 (*)
|
|
* @arg @ref LL_RTC_BKP_DR29 (*)
|
|
* @arg @ref LL_RTC_BKP_DR30 (*)
|
|
* @arg @ref LL_RTC_BKP_DR31 (*)
|
|
* @arg @ref LL_RTC_BKP_DR32 (*)
|
|
* @arg @ref LL_RTC_BKP_DR33 (*)
|
|
* @arg @ref LL_RTC_BKP_DR34 (*)
|
|
* @arg @ref LL_RTC_BKP_DR35 (*)
|
|
* @arg @ref LL_RTC_BKP_DR36 (*)
|
|
* @arg @ref LL_RTC_BKP_DR37 (*)
|
|
* @arg @ref LL_RTC_BKP_DR38 (*)
|
|
* @arg @ref LL_RTC_BKP_DR39 (*)
|
|
* @arg @ref LL_RTC_BKP_DR40 (*)
|
|
* @arg @ref LL_RTC_BKP_DR41 (*)
|
|
* @arg @ref LL_RTC_BKP_DR42 (*)
|
|
* (*) value not defined in all devices.
|
|
* @param Data Value between Min_Data=0x00 and Max_Data=0xFFFFFFFF
|
|
* @retval None
|
|
*/
|
|
__STATIC_INLINE void LL_RTC_BKP_SetRegister(BKP_TypeDef *BKPx, uint32_t BackupRegister, uint32_t Data)
|
|
{
|
|
register uint32_t tmp = 0U;
|
|
|
|
tmp = (uint32_t)BKP_BASE;
|
|
tmp += (BackupRegister * 4U);
|
|
|
|
/* Write the specified register */
|
|
*(__IO uint32_t *)tmp = (uint32_t)Data;
|
|
}
|
|
|
|
/**
|
|
* @brief Reads data from the specified RTC Backup data Register.
|
|
* @rmtoll BKPDR DR LL_RTC_BKP_GetRegister
|
|
* @param BKPx BKP Instance
|
|
* @param BackupRegister This parameter can be one of the following values:
|
|
* @arg @ref LL_RTC_BKP_DR1
|
|
* @arg @ref LL_RTC_BKP_DR2
|
|
* @arg @ref LL_RTC_BKP_DR3
|
|
* @arg @ref LL_RTC_BKP_DR4
|
|
* @arg @ref LL_RTC_BKP_DR5
|
|
* @arg @ref LL_RTC_BKP_DR6
|
|
* @arg @ref LL_RTC_BKP_DR7
|
|
* @arg @ref LL_RTC_BKP_DR8
|
|
* @arg @ref LL_RTC_BKP_DR9
|
|
* @arg @ref LL_RTC_BKP_DR10
|
|
* @arg @ref LL_RTC_BKP_DR11 (*)
|
|
* @arg @ref LL_RTC_BKP_DR12 (*)
|
|
* @arg @ref LL_RTC_BKP_DR13 (*)
|
|
* @arg @ref LL_RTC_BKP_DR14 (*)
|
|
* @arg @ref LL_RTC_BKP_DR15 (*)
|
|
* @arg @ref LL_RTC_BKP_DR16 (*)
|
|
* @arg @ref LL_RTC_BKP_DR17 (*)
|
|
* @arg @ref LL_RTC_BKP_DR18 (*)
|
|
* @arg @ref LL_RTC_BKP_DR19 (*)
|
|
* @arg @ref LL_RTC_BKP_DR20 (*)
|
|
* @arg @ref LL_RTC_BKP_DR21 (*)
|
|
* @arg @ref LL_RTC_BKP_DR22 (*)
|
|
* @arg @ref LL_RTC_BKP_DR23 (*)
|
|
* @arg @ref LL_RTC_BKP_DR24 (*)
|
|
* @arg @ref LL_RTC_BKP_DR25 (*)
|
|
* @arg @ref LL_RTC_BKP_DR26 (*)
|
|
* @arg @ref LL_RTC_BKP_DR27 (*)
|
|
* @arg @ref LL_RTC_BKP_DR28 (*)
|
|
* @arg @ref LL_RTC_BKP_DR29 (*)
|
|
* @arg @ref LL_RTC_BKP_DR30 (*)
|
|
* @arg @ref LL_RTC_BKP_DR31 (*)
|
|
* @arg @ref LL_RTC_BKP_DR32 (*)
|
|
* @arg @ref LL_RTC_BKP_DR33 (*)
|
|
* @arg @ref LL_RTC_BKP_DR34 (*)
|
|
* @arg @ref LL_RTC_BKP_DR35 (*)
|
|
* @arg @ref LL_RTC_BKP_DR36 (*)
|
|
* @arg @ref LL_RTC_BKP_DR37 (*)
|
|
* @arg @ref LL_RTC_BKP_DR38 (*)
|
|
* @arg @ref LL_RTC_BKP_DR39 (*)
|
|
* @arg @ref LL_RTC_BKP_DR40 (*)
|
|
* @arg @ref LL_RTC_BKP_DR41 (*)
|
|
* @arg @ref LL_RTC_BKP_DR42 (*)
|
|
* @retval Value between Min_Data=0x00 and Max_Data=0xFFFFFFFF
|
|
*/
|
|
__STATIC_INLINE uint32_t LL_RTC_BKP_GetRegister(BKP_TypeDef *BKPx, uint32_t BackupRegister)
|
|
{
|
|
register uint32_t tmp = 0U;
|
|
|
|
tmp = (uint32_t)BKP_BASE;
|
|
tmp += (BackupRegister * 4U);
|
|
|
|
/* Read the specified register */
|
|
return ((*(__IO uint32_t *)tmp) & BKP_DR1_D);
|
|
}
|
|
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
/** @defgroup RTC_LL_EF_Calibration Calibration
|
|
* @{
|
|
*/
|
|
|
|
/**
|
|
* @brief Set the coarse digital calibration
|
|
* @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before.
|
|
* @note It can be written in initialization mode only (@ref LL_RTC_EnterInitMode function)
|
|
* @rmtoll RTCCR CAL LL_RTC_CAL_SetCoarseDigital\n
|
|
* @param BKPx RTC Instance
|
|
* @param Value value of coarse calibration expressed in ppm (coded on 5 bits)
|
|
* @note This Calibration value should be between 0 and 121 when using positive sign with a 4-ppm step.
|
|
* @retval None
|
|
*/
|
|
__STATIC_INLINE void LL_RTC_CAL_SetCoarseDigital(BKP_TypeDef* BKPx, uint32_t Value)
|
|
{
|
|
MODIFY_REG(BKPx->RTCCR,BKP_RTCCR_CAL, Value);
|
|
}
|
|
|
|
/**
|
|
* @brief Get the coarse digital calibration value
|
|
* @rmtoll RTCCR CAL LL_RTC_CAL_SetCoarseDigital\n
|
|
* @param BKPx BKP Instance
|
|
* @retval value of coarse calibration expressed in ppm (coded on 5 bits)
|
|
*/
|
|
__STATIC_INLINE uint32_t LL_RTC_CAL_GetCoarseDigital(BKP_TypeDef *BKPx)
|
|
{
|
|
return (uint32_t)(READ_BIT(BKPx->RTCCR, BKP_RTCCR_CAL));
|
|
}
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
/** @defgroup RTC_LL_EF_FLAG_Management FLAG_Management
|
|
* @{
|
|
*/
|
|
|
|
/**
|
|
* @brief Get RTC_TAMPI Interruption detection flag
|
|
* @rmtoll CSR TIF LL_RTC_IsActiveFlag_TAMPI
|
|
* @param BKPx BKP Instance
|
|
* @retval State of bit (1 or 0).
|
|
*/
|
|
__STATIC_INLINE uint32_t LL_RTC_IsActiveFlag_TAMPI(BKP_TypeDef *BKPx)
|
|
{
|
|
return (READ_BIT(BKPx->CSR, BKP_CSR_TIF) == (BKP_CSR_TIF));
|
|
}
|
|
|
|
/**
|
|
* @brief Clear RTC_TAMP Interruption detection flag
|
|
* @rmtoll CSR CTI LL_RTC_ClearFlag_TAMPI
|
|
* @param BKPx BKP Instance
|
|
* @retval None
|
|
*/
|
|
__STATIC_INLINE void LL_RTC_ClearFlag_TAMPI(BKP_TypeDef *BKPx)
|
|
{
|
|
SET_BIT(BKPx->CSR, BKP_CSR_CTI);
|
|
}
|
|
|
|
/**
|
|
* @brief Get RTC_TAMPE Event detection flag
|
|
* @rmtoll CSR TEF LL_RTC_IsActiveFlag_TAMPE
|
|
* @param BKPx BKP Instance
|
|
* @retval State of bit (1 or 0).
|
|
*/
|
|
__STATIC_INLINE uint32_t LL_RTC_IsActiveFlag_TAMPE(BKP_TypeDef *BKPx)
|
|
{
|
|
return (READ_BIT(BKPx->CSR, BKP_CSR_TEF) == (BKP_CSR_TEF));
|
|
}
|
|
|
|
/**
|
|
* @brief Clear RTC_TAMPE Even detection flag
|
|
* @rmtoll CSR CTE LL_RTC_ClearFlag_TAMPE
|
|
* @param BKPx BKP Instance
|
|
* @retval None
|
|
*/
|
|
__STATIC_INLINE void LL_RTC_ClearFlag_TAMPE(BKP_TypeDef *BKPx)
|
|
{
|
|
SET_BIT(BKPx->CSR, BKP_CSR_CTE);
|
|
}
|
|
|
|
/**
|
|
* @brief Get Alarm flag
|
|
* @rmtoll CRL ALRF LL_RTC_IsActiveFlag_ALR
|
|
* @param RTCx RTC Instance
|
|
* @retval State of bit (1 or 0).
|
|
*/
|
|
__STATIC_INLINE uint32_t LL_RTC_IsActiveFlag_ALR(RTC_TypeDef *RTCx)
|
|
{
|
|
return (READ_BIT(RTCx->CRL, RTC_CRL_ALRF) == (RTC_CRL_ALRF));
|
|
}
|
|
|
|
/**
|
|
* @brief Clear Alarm flag
|
|
* @rmtoll CRL ALRF LL_RTC_ClearFlag_ALR
|
|
* @param RTCx RTC Instance
|
|
* @retval None
|
|
*/
|
|
__STATIC_INLINE void LL_RTC_ClearFlag_ALR(RTC_TypeDef *RTCx)
|
|
{
|
|
CLEAR_BIT(RTCx->CRL, RTC_CRL_ALRF);
|
|
}
|
|
|
|
/**
|
|
* @brief Get Registers synchronization flag
|
|
* @rmtoll CRL RSF LL_RTC_IsActiveFlag_RS
|
|
* @param RTCx RTC Instance
|
|
* @retval State of bit (1 or 0).
|
|
*/
|
|
__STATIC_INLINE uint32_t LL_RTC_IsActiveFlag_RS(RTC_TypeDef *RTCx)
|
|
{
|
|
return (READ_BIT(RTCx->CRL, RTC_CRL_RSF) == (RTC_CRL_RSF));
|
|
}
|
|
|
|
/**
|
|
* @brief Clear Registers synchronization flag
|
|
* @rmtoll CRL RSF LL_RTC_ClearFlag_RS
|
|
* @param RTCx RTC Instance
|
|
* @retval None
|
|
*/
|
|
__STATIC_INLINE void LL_RTC_ClearFlag_RS(RTC_TypeDef *RTCx)
|
|
{
|
|
CLEAR_BIT(RTCx->CRL, RTC_CRL_RSF);
|
|
}
|
|
|
|
/**
|
|
* @brief Get Registers OverFlow flag
|
|
* @rmtoll CRL OWF LL_RTC_IsActiveFlag_OW
|
|
* @param RTCx RTC Instance
|
|
* @retval State of bit (1 or 0).
|
|
*/
|
|
__STATIC_INLINE uint32_t LL_RTC_IsActiveFlag_OW(RTC_TypeDef *RTCx)
|
|
{
|
|
return (READ_BIT(RTCx->CRL, RTC_CRL_OWF) == (RTC_CRL_OWF));
|
|
}
|
|
|
|
/**
|
|
* @brief Clear Registers OverFlow flag
|
|
* @rmtoll CRL OWF LL_RTC_ClearFlag_OW
|
|
* @param RTCx RTC Instance
|
|
* @retval None
|
|
*/
|
|
__STATIC_INLINE void LL_RTC_ClearFlag_OW(RTC_TypeDef *RTCx)
|
|
{
|
|
CLEAR_BIT(RTCx->CRL, RTC_CRL_OWF);
|
|
}
|
|
|
|
/**
|
|
* @brief Get Registers synchronization flag
|
|
* @rmtoll CRL SECF LL_RTC_IsActiveFlag_SEC
|
|
* @param RTCx RTC Instance
|
|
* @retval State of bit (1 or 0).
|
|
*/
|
|
__STATIC_INLINE uint32_t LL_RTC_IsActiveFlag_SEC(RTC_TypeDef *RTCx)
|
|
{
|
|
return (READ_BIT(RTCx->CRL, RTC_CRL_SECF) == (RTC_CRL_SECF));
|
|
}
|
|
|
|
/**
|
|
* @brief Clear Registers synchronization flag
|
|
* @rmtoll CRL SECF LL_RTC_ClearFlag_SEC
|
|
* @param RTCx RTC Instance
|
|
* @retval None
|
|
*/
|
|
__STATIC_INLINE void LL_RTC_ClearFlag_SEC(RTC_TypeDef *RTCx)
|
|
{
|
|
CLEAR_BIT(RTCx->CRL, RTC_CRL_SECF);
|
|
}
|
|
|
|
/**
|
|
* @brief Get RTC Operation OFF status flag
|
|
* @rmtoll CRL RTOFF LL_RTC_IsActiveFlag_RTOF
|
|
* @param RTCx RTC Instance
|
|
* @retval State of bit (1 or 0).
|
|
*/
|
|
__STATIC_INLINE uint32_t LL_RTC_IsActiveFlag_RTOF(RTC_TypeDef *RTCx)
|
|
{
|
|
return (READ_BIT(RTCx->CRL, RTC_CRL_RTOFF) == (RTC_CRL_RTOFF));
|
|
}
|
|
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
/** @defgroup RTC_LL_EF_IT_Management IT_Management
|
|
* @{
|
|
*/
|
|
|
|
/**
|
|
* @brief Enable Alarm interrupt
|
|
* @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before.
|
|
* @rmtoll CRH ALRIE LL_RTC_EnableIT_ALR
|
|
* @param RTCx RTC Instance
|
|
* @retval None
|
|
*/
|
|
__STATIC_INLINE void LL_RTC_EnableIT_ALR(RTC_TypeDef *RTCx)
|
|
{
|
|
SET_BIT(RTCx->CRH, RTC_CRH_ALRIE);
|
|
}
|
|
|
|
/**
|
|
* @brief Disable Alarm interrupt
|
|
* @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before.
|
|
* @rmtoll CRH ALRIE LL_RTC_DisableIT_ALR
|
|
* @param RTCx RTC Instance
|
|
* @retval None
|
|
*/
|
|
__STATIC_INLINE void LL_RTC_DisableIT_ALR(RTC_TypeDef *RTCx)
|
|
{
|
|
CLEAR_BIT(RTCx->CRH, RTC_CRH_ALRIE);
|
|
}
|
|
|
|
/**
|
|
* @brief Check if Alarm interrupt is enabled or not
|
|
* @rmtoll CRH ALRIE LL_RTC_IsEnabledIT_ALR
|
|
* @param RTCx RTC Instance
|
|
* @retval State of bit (1 or 0).
|
|
*/
|
|
__STATIC_INLINE uint32_t LL_RTC_IsEnabledIT_ALR(RTC_TypeDef *RTCx)
|
|
{
|
|
return (READ_BIT(RTCx->CRH, RTC_CRH_ALRIE) == (RTC_CRH_ALRIE));
|
|
}
|
|
|
|
/**
|
|
* @brief Enable Second Interrupt interrupt
|
|
* @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before.
|
|
* @rmtoll CRH SECIE LL_RTC_EnableIT_SEC
|
|
* @param RTCx RTC Instance
|
|
* @retval None
|
|
*/
|
|
__STATIC_INLINE void LL_RTC_EnableIT_SEC(RTC_TypeDef *RTCx)
|
|
{
|
|
SET_BIT(RTCx->CRH, RTC_CRH_SECIE);
|
|
}
|
|
|
|
/**
|
|
* @brief Disable Second interrupt
|
|
* @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before.
|
|
* @rmtoll CRH SECIE LL_RTC_DisableIT_SEC
|
|
* @param RTCx RTC Instance
|
|
* @retval None
|
|
*/
|
|
__STATIC_INLINE void LL_RTC_DisableIT_SEC(RTC_TypeDef *RTCx)
|
|
{
|
|
CLEAR_BIT(RTCx->CRH, RTC_CRH_SECIE);
|
|
}
|
|
|
|
/**
|
|
* @brief Check if Second interrupt is enabled or not
|
|
* @rmtoll CRH SECIE LL_RTC_IsEnabledIT_SEC
|
|
* @param RTCx RTC Instance
|
|
* @retval State of bit (1 or 0).
|
|
*/
|
|
__STATIC_INLINE uint32_t LL_RTC_IsEnabledIT_SEC(RTC_TypeDef *RTCx)
|
|
{
|
|
return (READ_BIT(RTCx->CRH, RTC_CRH_SECIE) == (RTC_CRH_SECIE));
|
|
}
|
|
|
|
/**
|
|
* @brief Enable OverFlow interrupt
|
|
* @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before.
|
|
* @rmtoll CRH OWIE LL_RTC_EnableIT_OW
|
|
* @param RTCx RTC Instance
|
|
* @retval None
|
|
*/
|
|
__STATIC_INLINE void LL_RTC_EnableIT_OW(RTC_TypeDef *RTCx)
|
|
{
|
|
SET_BIT(RTCx->CRH, RTC_CRH_OWIE);
|
|
}
|
|
|
|
/**
|
|
* @brief Disable OverFlow interrupt
|
|
* @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before.
|
|
* @rmtoll CRH OWIE LL_RTC_DisableIT_OW
|
|
* @param RTCx RTC Instance
|
|
* @retval None
|
|
*/
|
|
__STATIC_INLINE void LL_RTC_DisableIT_OW(RTC_TypeDef *RTCx)
|
|
{
|
|
CLEAR_BIT(RTCx->CRH, RTC_CRH_OWIE);
|
|
}
|
|
|
|
/**
|
|
* @brief Check if OverFlow interrupt is enabled or not
|
|
* @rmtoll CRH OWIE LL_RTC_IsEnabledIT_OW
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* @param RTCx RTC Instance
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* @retval State of bit (1 or 0).
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*/
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__STATIC_INLINE uint32_t LL_RTC_IsEnabledIT_OW(RTC_TypeDef *RTCx)
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{
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return (READ_BIT(RTCx->CRH, RTC_CRH_OWIE) == (RTC_CRH_OWIE));
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}
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/**
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* @brief Enable Tamper interrupt
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* @rmtoll CSR TPIE LL_RTC_EnableIT_TAMP
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* @param BKPx BKP Instance
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* @retval None
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*/
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__STATIC_INLINE void LL_RTC_EnableIT_TAMP(BKP_TypeDef *BKPx)
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{
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SET_BIT(BKPx->CSR,BKP_CSR_TPIE);
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}
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/**
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* @brief Disable Tamper interrupt
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* @rmtoll CSR TPIE LL_RTC_EnableIT_TAMP
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* @param BKPx BKP Instance
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* @retval None
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*/
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__STATIC_INLINE void LL_RTC_DisableIT_TAMP(BKP_TypeDef *BKPx)
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|
{
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CLEAR_BIT(BKPx->CSR,BKP_CSR_TPIE);
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}
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/**
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* @brief Check if all the TAMPER interrupts are enabled or not
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* @rmtoll CSR TPIE LL_RTC_IsEnabledIT_TAMP
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* @param BKPx BKP Instance
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|
* @retval State of bit (1 or 0).
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|
*/
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__STATIC_INLINE uint32_t LL_RTC_IsEnabledIT_TAMP(BKP_TypeDef *BKPx)
|
|
{
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return (READ_BIT(BKPx->CSR,BKP_CSR_TPIE) == BKP_CSR_TPIE);
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}
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/**
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* @}
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|
*/
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|
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#if defined(USE_FULL_LL_DRIVER)
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/** @defgroup RTC_LL_EF_Init Initialization and de-initialization functions
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* @{
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*/
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|
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ErrorStatus LL_RTC_DeInit(RTC_TypeDef *RTCx);
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|
ErrorStatus LL_RTC_Init(RTC_TypeDef *RTCx, LL_RTC_InitTypeDef *RTC_InitStruct);
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void LL_RTC_StructInit(LL_RTC_InitTypeDef *RTC_InitStruct);
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|
ErrorStatus LL_RTC_TIME_Init(RTC_TypeDef *RTCx, uint32_t RTC_Format, LL_RTC_TimeTypeDef *RTC_TimeStruct);
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|
void LL_RTC_TIME_StructInit(LL_RTC_TimeTypeDef *RTC_TimeStruct);
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|
ErrorStatus LL_RTC_ALARM_Init(RTC_TypeDef *RTCx, uint32_t RTC_Format, LL_RTC_AlarmTypeDef *RTC_AlarmStruct);
|
|
void LL_RTC_ALARM_StructInit(LL_RTC_AlarmTypeDef *RTC_AlarmStruct);
|
|
ErrorStatus LL_RTC_EnterInitMode(RTC_TypeDef *RTCx);
|
|
ErrorStatus LL_RTC_ExitInitMode(RTC_TypeDef *RTCx);
|
|
ErrorStatus LL_RTC_WaitForSynchro(RTC_TypeDef *RTCx);
|
|
ErrorStatus LL_RTC_TIME_SetCounter(RTC_TypeDef *RTCx, uint32_t TimeCounter);
|
|
ErrorStatus LL_RTC_ALARM_SetCounter(RTC_TypeDef *RTCx, uint32_t AlarmCounter);
|
|
|
|
/**
|
|
* @}
|
|
*/
|
|
#endif /* USE_FULL_LL_DRIVER */
|
|
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
#endif /* defined(RTC) */
|
|
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif /* __STM32F1xx_LL_RTC_H */
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|
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/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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