Initial commit
This commit is contained in:
Julien Chevalley
866
Drivers/STM32F7xx_HAL_Driver/Src/stm32f7xx_ll_rtc.c
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866
Drivers/STM32F7xx_HAL_Driver/Src/stm32f7xx_ll_rtc.c
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@@ -0,0 +1,866 @@
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/**
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******************************************************************************
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* @file stm32f7xx_ll_rtc.c
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* @author MCD Application Team
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* @brief RTC LL module driver.
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******************************************************************************
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* @attention
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*
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* Copyright (c) 2017 STMicroelectronics.
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* All rights reserved.
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*
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* This software is licensed under terms that can be found in the LICENSE file
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* in the root directory of this software component.
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* If no LICENSE file comes with this software, it is provided AS-IS.
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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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/* Includes ------------------------------------------------------------------*/
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#include "stm32f7xx_ll_rtc.h"
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#include "stm32f7xx_ll_cortex.h"
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#ifdef USE_FULL_ASSERT
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#include "stm32_assert.h"
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#else
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#define assert_param(expr) ((void)0U)
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#endif
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/** @addtogroup STM32F7xx_LL_Driver
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* @{
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*/
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#if defined(RTC)
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/** @addtogroup RTC_LL
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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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/** @addtogroup RTC_LL_Private_Constants
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* @{
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*/
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/* Default values used for prescaler */
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#define RTC_ASYNCH_PRESC_DEFAULT 0x0000007FU
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#define RTC_SYNCH_PRESC_DEFAULT 0x000000FFU
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/* Values used for timeout */
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#define RTC_INITMODE_TIMEOUT 1000U /* 1s when tick set to 1ms */
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#define RTC_SYNCHRO_TIMEOUT 1000U /* 1s when tick set to 1ms */
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/**
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* @}
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*/
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/* Private macros ------------------------------------------------------------*/
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/** @addtogroup RTC_LL_Private_Macros
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* @{
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*/
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#define IS_LL_RTC_HOURFORMAT(__VALUE__) (((__VALUE__) == LL_RTC_HOURFORMAT_24HOUR) \
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|| ((__VALUE__) == LL_RTC_HOURFORMAT_AMPM))
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#define IS_LL_RTC_ASYNCH_PREDIV(__VALUE__) ((__VALUE__) <= 0x7FU)
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#define IS_LL_RTC_SYNCH_PREDIV(__VALUE__) ((__VALUE__) <= 0x7FFFU)
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#define IS_LL_RTC_FORMAT(__VALUE__) (((__VALUE__) == LL_RTC_FORMAT_BIN) \
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|| ((__VALUE__) == LL_RTC_FORMAT_BCD))
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#define IS_LL_RTC_TIME_FORMAT(__VALUE__) (((__VALUE__) == LL_RTC_TIME_FORMAT_AM_OR_24) \
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|| ((__VALUE__) == LL_RTC_TIME_FORMAT_PM))
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#define IS_LL_RTC_HOUR12(__HOUR__) (((__HOUR__) > 0U) && ((__HOUR__) <= 12U))
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#define IS_LL_RTC_HOUR24(__HOUR__) ((__HOUR__) <= 23U)
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#define IS_LL_RTC_MINUTES(__MINUTES__) ((__MINUTES__) <= 59U)
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#define IS_LL_RTC_SECONDS(__SECONDS__) ((__SECONDS__) <= 59U)
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#define IS_LL_RTC_WEEKDAY(__VALUE__) (((__VALUE__) == LL_RTC_WEEKDAY_MONDAY) \
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|| ((__VALUE__) == LL_RTC_WEEKDAY_TUESDAY) \
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|| ((__VALUE__) == LL_RTC_WEEKDAY_WEDNESDAY) \
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|| ((__VALUE__) == LL_RTC_WEEKDAY_THURSDAY) \
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|| ((__VALUE__) == LL_RTC_WEEKDAY_FRIDAY) \
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|| ((__VALUE__) == LL_RTC_WEEKDAY_SATURDAY) \
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|| ((__VALUE__) == LL_RTC_WEEKDAY_SUNDAY))
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#define IS_LL_RTC_DAY(__DAY__) (((__DAY__) >= 1U) && ((__DAY__) <= 31U))
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#define IS_LL_RTC_MONTH(__MONTH__) (((__MONTH__) >= 1U) && ((__MONTH__) <= 12U))
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#define IS_LL_RTC_YEAR(__YEAR__) ((__YEAR__) <= 99U)
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#define IS_LL_RTC_ALMA_MASK(__VALUE__) (((__VALUE__) == LL_RTC_ALMA_MASK_NONE) \
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|| ((__VALUE__) == LL_RTC_ALMA_MASK_DATEWEEKDAY) \
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|| ((__VALUE__) == LL_RTC_ALMA_MASK_HOURS) \
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|| ((__VALUE__) == LL_RTC_ALMA_MASK_MINUTES) \
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|| ((__VALUE__) == LL_RTC_ALMA_MASK_SECONDS) \
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|| ((__VALUE__) == LL_RTC_ALMA_MASK_ALL))
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#define IS_LL_RTC_ALMB_MASK(__VALUE__) (((__VALUE__) == LL_RTC_ALMB_MASK_NONE) \
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|| ((__VALUE__) == LL_RTC_ALMB_MASK_DATEWEEKDAY) \
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|| ((__VALUE__) == LL_RTC_ALMB_MASK_HOURS) \
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|| ((__VALUE__) == LL_RTC_ALMB_MASK_MINUTES) \
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|| ((__VALUE__) == LL_RTC_ALMB_MASK_SECONDS) \
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|| ((__VALUE__) == LL_RTC_ALMB_MASK_ALL))
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#define IS_LL_RTC_ALMA_DATE_WEEKDAY_SEL(__SEL__) (((__SEL__) == LL_RTC_ALMA_DATEWEEKDAYSEL_DATE) || \
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((__SEL__) == LL_RTC_ALMA_DATEWEEKDAYSEL_WEEKDAY))
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#define IS_LL_RTC_ALMB_DATE_WEEKDAY_SEL(__SEL__) (((__SEL__) == LL_RTC_ALMB_DATEWEEKDAYSEL_DATE) || \
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((__SEL__) == LL_RTC_ALMB_DATEWEEKDAYSEL_WEEKDAY))
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/**
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* @}
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*/
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/* Private function prototypes -----------------------------------------------*/
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/* Exported functions --------------------------------------------------------*/
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/** @addtogroup RTC_LL_Exported_Functions
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* @{
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*/
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/** @addtogroup RTC_LL_EF_Init
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* @{
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*/
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/**
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* @brief De-Initializes the RTC registers to their default reset values.
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* @note This function doesn't reset the RTC Clock source and RTC Backup Data
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* registers.
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* @param RTCx RTC Instance
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* @retval An ErrorStatus enumeration value:
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* - SUCCESS: RTC registers are de-initialized
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* - ERROR: RTC registers are not de-initialized
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*/
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ErrorStatus LL_RTC_DeInit(RTC_TypeDef *RTCx)
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{
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ErrorStatus status = ERROR;
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/* Check the parameter */
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assert_param(IS_RTC_ALL_INSTANCE(RTCx));
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/* Disable the write protection for RTC registers */
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LL_RTC_DisableWriteProtection(RTCx);
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/* Set Initialization mode */
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if (LL_RTC_EnterInitMode(RTCx) != ERROR)
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{
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/* Reset TR, DR and CR registers */
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LL_RTC_WriteReg(RTCx, TR, 0x00000000U);
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#if defined(RTC_WAKEUP_SUPPORT)
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LL_RTC_WriteReg(RTCx, WUTR, RTC_WUTR_WUT);
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#endif /* RTC_WAKEUP_SUPPORT */
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LL_RTC_WriteReg(RTCx, DR , (RTC_DR_WDU_0 | RTC_DR_MU_0 | RTC_DR_DU_0));
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/* Reset All CR bits except CR[2:0] */
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#if defined(RTC_WAKEUP_SUPPORT)
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LL_RTC_WriteReg(RTCx, CR, (LL_RTC_ReadReg(RTCx, CR) & RTC_CR_WUCKSEL));
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#else
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LL_RTC_WriteReg(RTCx, CR, 0x00000000U);
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#endif /* RTC_WAKEUP_SUPPORT */
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LL_RTC_WriteReg(RTCx, PRER, (RTC_PRER_PREDIV_A | RTC_SYNCH_PRESC_DEFAULT));
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LL_RTC_WriteReg(RTCx, ALRMAR, 0x00000000U);
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LL_RTC_WriteReg(RTCx, ALRMBR, 0x00000000U);
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LL_RTC_WriteReg(RTCx, SHIFTR, 0x00000000U);
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LL_RTC_WriteReg(RTCx, CALR, 0x00000000U);
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LL_RTC_WriteReg(RTCx, ALRMASSR, 0x00000000U);
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LL_RTC_WriteReg(RTCx, ALRMBSSR, 0x00000000U);
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/* Reset ISR register and exit initialization mode */
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LL_RTC_WriteReg(RTCx, ISR, 0x00000000U);
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/* Reset Tamper and alternate functions configuration register */
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LL_RTC_WriteReg(RTCx, TAMPCR, 0x00000000U);
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/* Reset Option register */
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LL_RTC_WriteReg(RTCx, OR, 0x00000000U);
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/* Wait till the RTC RSF flag is set */
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status = LL_RTC_WaitForSynchro(RTCx);
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}
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/* Enable the write protection for RTC registers */
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LL_RTC_EnableWriteProtection(RTCx);
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return status;
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}
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/**
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* @brief Initializes the RTC registers according to the specified parameters
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* in RTC_InitStruct.
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* @param RTCx RTC Instance
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* @param RTC_InitStruct pointer to a @ref LL_RTC_InitTypeDef structure that contains
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* the configuration information for the RTC peripheral.
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* @note The RTC Prescaler register is write protected and can be written in
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* initialization mode only.
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* @retval An ErrorStatus enumeration value:
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* - SUCCESS: RTC registers are initialized
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* - ERROR: RTC registers are not initialized
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*/
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ErrorStatus LL_RTC_Init(RTC_TypeDef *RTCx, LL_RTC_InitTypeDef *RTC_InitStruct)
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{
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ErrorStatus status = ERROR;
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/* Check the parameters */
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assert_param(IS_RTC_ALL_INSTANCE(RTCx));
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assert_param(IS_LL_RTC_HOURFORMAT(RTC_InitStruct->HourFormat));
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assert_param(IS_LL_RTC_ASYNCH_PREDIV(RTC_InitStruct->AsynchPrescaler));
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assert_param(IS_LL_RTC_SYNCH_PREDIV(RTC_InitStruct->SynchPrescaler));
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/* Disable the write protection for RTC registers */
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LL_RTC_DisableWriteProtection(RTCx);
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/* Set Initialization mode */
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if (LL_RTC_EnterInitMode(RTCx) != ERROR)
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{
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/* Set Hour Format */
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LL_RTC_SetHourFormat(RTCx, RTC_InitStruct->HourFormat);
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/* Configure Synchronous and Asynchronous prescaler factor */
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LL_RTC_SetSynchPrescaler(RTCx, RTC_InitStruct->SynchPrescaler);
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LL_RTC_SetAsynchPrescaler(RTCx, RTC_InitStruct->AsynchPrescaler);
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/* Exit Initialization mode */
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LL_RTC_DisableInitMode(RTCx);
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status = SUCCESS;
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}
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/* Enable the write protection for RTC registers */
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LL_RTC_EnableWriteProtection(RTCx);
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return status;
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}
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/**
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* @brief Set each @ref LL_RTC_InitTypeDef field to default value.
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* @param RTC_InitStruct pointer to a @ref LL_RTC_InitTypeDef structure which will be initialized.
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* @retval None
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*/
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void LL_RTC_StructInit(LL_RTC_InitTypeDef *RTC_InitStruct)
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{
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/* Set RTC_InitStruct fields to default values */
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RTC_InitStruct->HourFormat = LL_RTC_HOURFORMAT_24HOUR;
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RTC_InitStruct->AsynchPrescaler = RTC_ASYNCH_PRESC_DEFAULT;
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RTC_InitStruct->SynchPrescaler = RTC_SYNCH_PRESC_DEFAULT;
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}
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/**
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* @brief Set the RTC current time.
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* @param RTCx RTC Instance
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* @param RTC_Format This parameter can be one of the following values:
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* @arg @ref LL_RTC_FORMAT_BIN
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* @arg @ref LL_RTC_FORMAT_BCD
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* @param RTC_TimeStruct pointer to a RTC_TimeTypeDef structure that contains
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* the time configuration information for the RTC.
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* @retval An ErrorStatus enumeration value:
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* - SUCCESS: RTC Time register is configured
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* - ERROR: RTC Time register is not configured
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*/
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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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{
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ErrorStatus status = ERROR;
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/* Check the parameters */
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assert_param(IS_RTC_ALL_INSTANCE(RTCx));
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assert_param(IS_LL_RTC_FORMAT(RTC_Format));
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if (RTC_Format == LL_RTC_FORMAT_BIN)
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{
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if (LL_RTC_GetHourFormat(RTCx) != LL_RTC_HOURFORMAT_24HOUR)
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{
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assert_param(IS_LL_RTC_HOUR12(RTC_TimeStruct->Hours));
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assert_param(IS_LL_RTC_TIME_FORMAT(RTC_TimeStruct->TimeFormat));
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}
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else
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{
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RTC_TimeStruct->TimeFormat = 0x00U;
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assert_param(IS_LL_RTC_HOUR24(RTC_TimeStruct->Hours));
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}
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assert_param(IS_LL_RTC_MINUTES(RTC_TimeStruct->Minutes));
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assert_param(IS_LL_RTC_SECONDS(RTC_TimeStruct->Seconds));
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}
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else
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{
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if (LL_RTC_GetHourFormat(RTCx) != LL_RTC_HOURFORMAT_24HOUR)
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{
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assert_param(IS_LL_RTC_HOUR12(__LL_RTC_CONVERT_BCD2BIN(RTC_TimeStruct->Hours)));
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assert_param(IS_LL_RTC_TIME_FORMAT(RTC_TimeStruct->TimeFormat));
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}
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else
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{
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RTC_TimeStruct->TimeFormat = 0x00U;
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assert_param(IS_LL_RTC_HOUR24(__LL_RTC_CONVERT_BCD2BIN(RTC_TimeStruct->Hours)));
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}
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assert_param(IS_LL_RTC_MINUTES(__LL_RTC_CONVERT_BCD2BIN(RTC_TimeStruct->Minutes)));
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assert_param(IS_LL_RTC_SECONDS(__LL_RTC_CONVERT_BCD2BIN(RTC_TimeStruct->Seconds)));
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}
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/* Disable the write protection for RTC registers */
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LL_RTC_DisableWriteProtection(RTCx);
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/* Set Initialization mode */
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if (LL_RTC_EnterInitMode(RTCx) != ERROR)
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{
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/* Check the input parameters format */
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if (RTC_Format != LL_RTC_FORMAT_BIN)
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{
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LL_RTC_TIME_Config(RTCx, RTC_TimeStruct->TimeFormat, RTC_TimeStruct->Hours,
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RTC_TimeStruct->Minutes, RTC_TimeStruct->Seconds);
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}
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else
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{
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LL_RTC_TIME_Config(RTCx, RTC_TimeStruct->TimeFormat, __LL_RTC_CONVERT_BIN2BCD(RTC_TimeStruct->Hours),
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__LL_RTC_CONVERT_BIN2BCD(RTC_TimeStruct->Minutes),
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__LL_RTC_CONVERT_BIN2BCD(RTC_TimeStruct->Seconds));
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}
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/* Exit Initialization mode */
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LL_RTC_DisableInitMode(RTCx);
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/* If RTC_CR_BYPSHAD bit = 0, wait for synchro else this check is not needed */
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if (LL_RTC_IsShadowRegBypassEnabled(RTCx) == 0U)
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{
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status = LL_RTC_WaitForSynchro(RTCx);
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}
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else
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{
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status = SUCCESS;
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}
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}
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/* Enable the write protection for RTC registers */
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LL_RTC_EnableWriteProtection(RTCx);
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return status;
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}
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/**
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* @brief Set each @ref LL_RTC_TimeTypeDef field to default value (Time = 00h:00min:00sec).
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* @param RTC_TimeStruct pointer to a @ref LL_RTC_TimeTypeDef structure which will be initialized.
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* @retval None
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*/
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void LL_RTC_TIME_StructInit(LL_RTC_TimeTypeDef *RTC_TimeStruct)
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{
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/* Time = 00h:00min:00sec */
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RTC_TimeStruct->TimeFormat = LL_RTC_TIME_FORMAT_AM_OR_24;
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RTC_TimeStruct->Hours = 0U;
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RTC_TimeStruct->Minutes = 0U;
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RTC_TimeStruct->Seconds = 0U;
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}
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/**
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* @brief Set the RTC current date.
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* @param RTCx RTC Instance
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* @param RTC_Format This parameter can be one of the following values:
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* @arg @ref LL_RTC_FORMAT_BIN
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* @arg @ref LL_RTC_FORMAT_BCD
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* @param RTC_DateStruct pointer to a RTC_DateTypeDef structure that contains
|
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* the date configuration information for the RTC.
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* @retval An ErrorStatus enumeration value:
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* - SUCCESS: RTC Day register is configured
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* - ERROR: RTC Day register is not configured
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*/
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ErrorStatus LL_RTC_DATE_Init(RTC_TypeDef *RTCx, uint32_t RTC_Format, LL_RTC_DateTypeDef *RTC_DateStruct)
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{
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ErrorStatus status = ERROR;
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/* Check the parameters */
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assert_param(IS_RTC_ALL_INSTANCE(RTCx));
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assert_param(IS_LL_RTC_FORMAT(RTC_Format));
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if ((RTC_Format == LL_RTC_FORMAT_BIN) && ((RTC_DateStruct->Month & 0x10U) == 0x10U))
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{
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RTC_DateStruct->Month = (RTC_DateStruct->Month & (uint32_t)~(0x10U)) + 0x0AU;
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}
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if (RTC_Format == LL_RTC_FORMAT_BIN)
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{
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assert_param(IS_LL_RTC_YEAR(RTC_DateStruct->Year));
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assert_param(IS_LL_RTC_MONTH(RTC_DateStruct->Month));
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assert_param(IS_LL_RTC_DAY(RTC_DateStruct->Day));
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}
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else
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{
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assert_param(IS_LL_RTC_YEAR(__LL_RTC_CONVERT_BCD2BIN(RTC_DateStruct->Year)));
|
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assert_param(IS_LL_RTC_MONTH(__LL_RTC_CONVERT_BCD2BIN(RTC_DateStruct->Month)));
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assert_param(IS_LL_RTC_DAY(__LL_RTC_CONVERT_BCD2BIN(RTC_DateStruct->Day)));
|
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}
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assert_param(IS_LL_RTC_WEEKDAY(RTC_DateStruct->WeekDay));
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/* Disable the write protection for RTC registers */
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LL_RTC_DisableWriteProtection(RTCx);
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|
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/* Set Initialization mode */
|
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if (LL_RTC_EnterInitMode(RTCx) != ERROR)
|
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{
|
||||
/* Check the input parameters format */
|
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if (RTC_Format != LL_RTC_FORMAT_BIN)
|
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{
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LL_RTC_DATE_Config(RTCx, RTC_DateStruct->WeekDay, RTC_DateStruct->Day, RTC_DateStruct->Month, RTC_DateStruct->Year);
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}
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else
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{
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LL_RTC_DATE_Config(RTCx, RTC_DateStruct->WeekDay, __LL_RTC_CONVERT_BIN2BCD(RTC_DateStruct->Day),
|
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__LL_RTC_CONVERT_BIN2BCD(RTC_DateStruct->Month), __LL_RTC_CONVERT_BIN2BCD(RTC_DateStruct->Year));
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||||
}
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||||
/* Exit Initialization mode */
|
||||
LL_RTC_DisableInitMode(RTCx);
|
||||
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||||
/* If RTC_CR_BYPSHAD bit = 0, wait for synchro else this check is not needed */
|
||||
if (LL_RTC_IsShadowRegBypassEnabled(RTCx) == 0U)
|
||||
{
|
||||
status = LL_RTC_WaitForSynchro(RTCx);
|
||||
}
|
||||
else
|
||||
{
|
||||
status = SUCCESS;
|
||||
}
|
||||
}
|
||||
/* Enable the write protection for RTC registers */
|
||||
LL_RTC_EnableWriteProtection(RTCx);
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||||
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||||
return status;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Set each @ref LL_RTC_DateTypeDef field to default value (date = Monday, January 01 xx00)
|
||||
* @param RTC_DateStruct pointer to a @ref LL_RTC_DateTypeDef structure which will be initialized.
|
||||
* @retval None
|
||||
*/
|
||||
void LL_RTC_DATE_StructInit(LL_RTC_DateTypeDef *RTC_DateStruct)
|
||||
{
|
||||
/* Monday, January 01 xx00 */
|
||||
RTC_DateStruct->WeekDay = LL_RTC_WEEKDAY_MONDAY;
|
||||
RTC_DateStruct->Day = 1U;
|
||||
RTC_DateStruct->Month = LL_RTC_MONTH_JANUARY;
|
||||
RTC_DateStruct->Year = 0U;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Set the RTC Alarm A.
|
||||
* @note The Alarm register can only be written when the corresponding Alarm
|
||||
* is disabled (Use @ref LL_RTC_ALMA_Disable function).
|
||||
* @param RTCx RTC Instance
|
||||
* @param RTC_Format This parameter can be one of the following values:
|
||||
* @arg @ref LL_RTC_FORMAT_BIN
|
||||
* @arg @ref LL_RTC_FORMAT_BCD
|
||||
* @param RTC_AlarmStruct pointer to a @ref LL_RTC_AlarmTypeDef structure that
|
||||
* contains the alarm configuration parameters.
|
||||
* @retval An ErrorStatus enumeration value:
|
||||
* - SUCCESS: ALARMA registers are configured
|
||||
* - ERROR: ALARMA registers are not configured
|
||||
*/
|
||||
ErrorStatus LL_RTC_ALMA_Init(RTC_TypeDef *RTCx, uint32_t RTC_Format, LL_RTC_AlarmTypeDef *RTC_AlarmStruct)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_RTC_ALL_INSTANCE(RTCx));
|
||||
assert_param(IS_LL_RTC_FORMAT(RTC_Format));
|
||||
assert_param(IS_LL_RTC_ALMA_MASK(RTC_AlarmStruct->AlarmMask));
|
||||
assert_param(IS_LL_RTC_ALMA_DATE_WEEKDAY_SEL(RTC_AlarmStruct->AlarmDateWeekDaySel));
|
||||
|
||||
if (RTC_Format == LL_RTC_FORMAT_BIN)
|
||||
{
|
||||
if (LL_RTC_GetHourFormat(RTCx) != LL_RTC_HOURFORMAT_24HOUR)
|
||||
{
|
||||
assert_param(IS_LL_RTC_HOUR12(RTC_AlarmStruct->AlarmTime.Hours));
|
||||
assert_param(IS_LL_RTC_TIME_FORMAT(RTC_AlarmStruct->AlarmTime.TimeFormat));
|
||||
}
|
||||
else
|
||||
{
|
||||
RTC_AlarmStruct->AlarmTime.TimeFormat = 0x00U;
|
||||
assert_param(IS_LL_RTC_HOUR24(RTC_AlarmStruct->AlarmTime.Hours));
|
||||
}
|
||||
assert_param(IS_LL_RTC_MINUTES(RTC_AlarmStruct->AlarmTime.Minutes));
|
||||
assert_param(IS_LL_RTC_SECONDS(RTC_AlarmStruct->AlarmTime.Seconds));
|
||||
|
||||
if (RTC_AlarmStruct->AlarmDateWeekDaySel == LL_RTC_ALMA_DATEWEEKDAYSEL_DATE)
|
||||
{
|
||||
assert_param(IS_LL_RTC_DAY(RTC_AlarmStruct->AlarmDateWeekDay));
|
||||
}
|
||||
else
|
||||
{
|
||||
assert_param(IS_LL_RTC_WEEKDAY(RTC_AlarmStruct->AlarmDateWeekDay));
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
if (LL_RTC_GetHourFormat(RTCx) != LL_RTC_HOURFORMAT_24HOUR)
|
||||
{
|
||||
assert_param(IS_LL_RTC_HOUR12(__LL_RTC_CONVERT_BCD2BIN(RTC_AlarmStruct->AlarmTime.Hours)));
|
||||
assert_param(IS_LL_RTC_TIME_FORMAT(RTC_AlarmStruct->AlarmTime.TimeFormat));
|
||||
}
|
||||
else
|
||||
{
|
||||
RTC_AlarmStruct->AlarmTime.TimeFormat = 0x00U;
|
||||
assert_param(IS_LL_RTC_HOUR24(__LL_RTC_CONVERT_BCD2BIN(RTC_AlarmStruct->AlarmTime.Hours)));
|
||||
}
|
||||
|
||||
assert_param(IS_LL_RTC_MINUTES(__LL_RTC_CONVERT_BCD2BIN(RTC_AlarmStruct->AlarmTime.Minutes)));
|
||||
assert_param(IS_LL_RTC_SECONDS(__LL_RTC_CONVERT_BCD2BIN(RTC_AlarmStruct->AlarmTime.Seconds)));
|
||||
|
||||
if (RTC_AlarmStruct->AlarmDateWeekDaySel == LL_RTC_ALMA_DATEWEEKDAYSEL_DATE)
|
||||
{
|
||||
assert_param(IS_LL_RTC_DAY(__LL_RTC_CONVERT_BCD2BIN(RTC_AlarmStruct->AlarmDateWeekDay)));
|
||||
}
|
||||
else
|
||||
{
|
||||
assert_param(IS_LL_RTC_WEEKDAY(__LL_RTC_CONVERT_BCD2BIN(RTC_AlarmStruct->AlarmDateWeekDay)));
|
||||
}
|
||||
}
|
||||
|
||||
/* Disable the write protection for RTC registers */
|
||||
LL_RTC_DisableWriteProtection(RTCx);
|
||||
|
||||
/* Select weekday selection */
|
||||
if (RTC_AlarmStruct->AlarmDateWeekDaySel == LL_RTC_ALMA_DATEWEEKDAYSEL_DATE)
|
||||
{
|
||||
/* Set the date for ALARM */
|
||||
LL_RTC_ALMA_DisableWeekday(RTCx);
|
||||
if (RTC_Format != LL_RTC_FORMAT_BIN)
|
||||
{
|
||||
LL_RTC_ALMA_SetDay(RTCx, RTC_AlarmStruct->AlarmDateWeekDay);
|
||||
}
|
||||
else
|
||||
{
|
||||
LL_RTC_ALMA_SetDay(RTCx, __LL_RTC_CONVERT_BIN2BCD(RTC_AlarmStruct->AlarmDateWeekDay));
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/* Set the week day for ALARM */
|
||||
LL_RTC_ALMA_EnableWeekday(RTCx);
|
||||
LL_RTC_ALMA_SetWeekDay(RTCx, RTC_AlarmStruct->AlarmDateWeekDay);
|
||||
}
|
||||
|
||||
/* Configure the Alarm register */
|
||||
if (RTC_Format != LL_RTC_FORMAT_BIN)
|
||||
{
|
||||
LL_RTC_ALMA_ConfigTime(RTCx, RTC_AlarmStruct->AlarmTime.TimeFormat, RTC_AlarmStruct->AlarmTime.Hours,
|
||||
RTC_AlarmStruct->AlarmTime.Minutes, RTC_AlarmStruct->AlarmTime.Seconds);
|
||||
}
|
||||
else
|
||||
{
|
||||
LL_RTC_ALMA_ConfigTime(RTCx, RTC_AlarmStruct->AlarmTime.TimeFormat,
|
||||
__LL_RTC_CONVERT_BIN2BCD(RTC_AlarmStruct->AlarmTime.Hours),
|
||||
__LL_RTC_CONVERT_BIN2BCD(RTC_AlarmStruct->AlarmTime.Minutes),
|
||||
__LL_RTC_CONVERT_BIN2BCD(RTC_AlarmStruct->AlarmTime.Seconds));
|
||||
}
|
||||
/* Set ALARM mask */
|
||||
LL_RTC_ALMA_SetMask(RTCx, RTC_AlarmStruct->AlarmMask);
|
||||
|
||||
/* Enable the write protection for RTC registers */
|
||||
LL_RTC_EnableWriteProtection(RTCx);
|
||||
|
||||
return SUCCESS;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Set the RTC Alarm B.
|
||||
* @note The Alarm register can only be written when the corresponding Alarm
|
||||
* is disabled (@ref LL_RTC_ALMB_Disable function).
|
||||
* @param RTCx RTC Instance
|
||||
* @param RTC_Format This parameter can be one of the following values:
|
||||
* @arg @ref LL_RTC_FORMAT_BIN
|
||||
* @arg @ref LL_RTC_FORMAT_BCD
|
||||
* @param RTC_AlarmStruct pointer to a @ref LL_RTC_AlarmTypeDef structure that
|
||||
* contains the alarm configuration parameters.
|
||||
* @retval An ErrorStatus enumeration value:
|
||||
* - SUCCESS: ALARMB registers are configured
|
||||
* - ERROR: ALARMB registers are not configured
|
||||
*/
|
||||
ErrorStatus LL_RTC_ALMB_Init(RTC_TypeDef *RTCx, uint32_t RTC_Format, LL_RTC_AlarmTypeDef *RTC_AlarmStruct)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_RTC_ALL_INSTANCE(RTCx));
|
||||
assert_param(IS_LL_RTC_FORMAT(RTC_Format));
|
||||
assert_param(IS_LL_RTC_ALMB_MASK(RTC_AlarmStruct->AlarmMask));
|
||||
assert_param(IS_LL_RTC_ALMB_DATE_WEEKDAY_SEL(RTC_AlarmStruct->AlarmDateWeekDaySel));
|
||||
|
||||
if (RTC_Format == LL_RTC_FORMAT_BIN)
|
||||
{
|
||||
if (LL_RTC_GetHourFormat(RTCx) != LL_RTC_HOURFORMAT_24HOUR)
|
||||
{
|
||||
assert_param(IS_LL_RTC_HOUR12(RTC_AlarmStruct->AlarmTime.Hours));
|
||||
assert_param(IS_LL_RTC_TIME_FORMAT(RTC_AlarmStruct->AlarmTime.TimeFormat));
|
||||
}
|
||||
else
|
||||
{
|
||||
RTC_AlarmStruct->AlarmTime.TimeFormat = 0x00U;
|
||||
assert_param(IS_LL_RTC_HOUR24(RTC_AlarmStruct->AlarmTime.Hours));
|
||||
}
|
||||
assert_param(IS_LL_RTC_MINUTES(RTC_AlarmStruct->AlarmTime.Minutes));
|
||||
assert_param(IS_LL_RTC_SECONDS(RTC_AlarmStruct->AlarmTime.Seconds));
|
||||
|
||||
if (RTC_AlarmStruct->AlarmDateWeekDaySel == LL_RTC_ALMB_DATEWEEKDAYSEL_DATE)
|
||||
{
|
||||
assert_param(IS_LL_RTC_DAY(RTC_AlarmStruct->AlarmDateWeekDay));
|
||||
}
|
||||
else
|
||||
{
|
||||
assert_param(IS_LL_RTC_WEEKDAY(RTC_AlarmStruct->AlarmDateWeekDay));
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
if (LL_RTC_GetHourFormat(RTCx) != LL_RTC_HOURFORMAT_24HOUR)
|
||||
{
|
||||
assert_param(IS_LL_RTC_HOUR12(__LL_RTC_CONVERT_BCD2BIN(RTC_AlarmStruct->AlarmTime.Hours)));
|
||||
assert_param(IS_LL_RTC_TIME_FORMAT(RTC_AlarmStruct->AlarmTime.TimeFormat));
|
||||
}
|
||||
else
|
||||
{
|
||||
RTC_AlarmStruct->AlarmTime.TimeFormat = 0x00U;
|
||||
assert_param(IS_LL_RTC_HOUR24(__LL_RTC_CONVERT_BCD2BIN(RTC_AlarmStruct->AlarmTime.Hours)));
|
||||
}
|
||||
|
||||
assert_param(IS_LL_RTC_MINUTES(__LL_RTC_CONVERT_BCD2BIN(RTC_AlarmStruct->AlarmTime.Minutes)));
|
||||
assert_param(IS_LL_RTC_SECONDS(__LL_RTC_CONVERT_BCD2BIN(RTC_AlarmStruct->AlarmTime.Seconds)));
|
||||
|
||||
if (RTC_AlarmStruct->AlarmDateWeekDaySel == LL_RTC_ALMB_DATEWEEKDAYSEL_DATE)
|
||||
{
|
||||
assert_param(IS_LL_RTC_DAY(__LL_RTC_CONVERT_BCD2BIN(RTC_AlarmStruct->AlarmDateWeekDay)));
|
||||
}
|
||||
else
|
||||
{
|
||||
assert_param(IS_LL_RTC_WEEKDAY(__LL_RTC_CONVERT_BCD2BIN(RTC_AlarmStruct->AlarmDateWeekDay)));
|
||||
}
|
||||
}
|
||||
|
||||
/* Disable the write protection for RTC registers */
|
||||
LL_RTC_DisableWriteProtection(RTCx);
|
||||
|
||||
/* Select weekday selection */
|
||||
if (RTC_AlarmStruct->AlarmDateWeekDaySel == LL_RTC_ALMB_DATEWEEKDAYSEL_DATE)
|
||||
{
|
||||
/* Set the date for ALARM */
|
||||
LL_RTC_ALMB_DisableWeekday(RTCx);
|
||||
if (RTC_Format != LL_RTC_FORMAT_BIN)
|
||||
{
|
||||
LL_RTC_ALMB_SetDay(RTCx, RTC_AlarmStruct->AlarmDateWeekDay);
|
||||
}
|
||||
else
|
||||
{
|
||||
LL_RTC_ALMB_SetDay(RTCx, __LL_RTC_CONVERT_BIN2BCD(RTC_AlarmStruct->AlarmDateWeekDay));
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/* Set the week day for ALARM */
|
||||
LL_RTC_ALMB_EnableWeekday(RTCx);
|
||||
LL_RTC_ALMB_SetWeekDay(RTCx, RTC_AlarmStruct->AlarmDateWeekDay);
|
||||
}
|
||||
|
||||
/* Configure the Alarm register */
|
||||
if (RTC_Format != LL_RTC_FORMAT_BIN)
|
||||
{
|
||||
LL_RTC_ALMB_ConfigTime(RTCx, RTC_AlarmStruct->AlarmTime.TimeFormat, RTC_AlarmStruct->AlarmTime.Hours,
|
||||
RTC_AlarmStruct->AlarmTime.Minutes, RTC_AlarmStruct->AlarmTime.Seconds);
|
||||
}
|
||||
else
|
||||
{
|
||||
LL_RTC_ALMB_ConfigTime(RTCx, RTC_AlarmStruct->AlarmTime.TimeFormat,
|
||||
__LL_RTC_CONVERT_BIN2BCD(RTC_AlarmStruct->AlarmTime.Hours),
|
||||
__LL_RTC_CONVERT_BIN2BCD(RTC_AlarmStruct->AlarmTime.Minutes),
|
||||
__LL_RTC_CONVERT_BIN2BCD(RTC_AlarmStruct->AlarmTime.Seconds));
|
||||
}
|
||||
/* Set ALARM mask */
|
||||
LL_RTC_ALMB_SetMask(RTCx, RTC_AlarmStruct->AlarmMask);
|
||||
|
||||
/* Enable the write protection for RTC registers */
|
||||
LL_RTC_EnableWriteProtection(RTCx);
|
||||
|
||||
return SUCCESS;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Set each @ref LL_RTC_AlarmTypeDef of ALARMA field to default value (Time = 00h:00mn:00sec /
|
||||
* Day = 1st day of the month/Mask = all fields are masked).
|
||||
* @param RTC_AlarmStruct pointer to a @ref LL_RTC_AlarmTypeDef structure which will be initialized.
|
||||
* @retval None
|
||||
*/
|
||||
void LL_RTC_ALMA_StructInit(LL_RTC_AlarmTypeDef *RTC_AlarmStruct)
|
||||
{
|
||||
/* Alarm Time Settings : Time = 00h:00mn:00sec */
|
||||
RTC_AlarmStruct->AlarmTime.TimeFormat = LL_RTC_ALMA_TIME_FORMAT_AM;
|
||||
RTC_AlarmStruct->AlarmTime.Hours = 0U;
|
||||
RTC_AlarmStruct->AlarmTime.Minutes = 0U;
|
||||
RTC_AlarmStruct->AlarmTime.Seconds = 0U;
|
||||
|
||||
/* Alarm Day Settings : Day = 1st day of the month */
|
||||
RTC_AlarmStruct->AlarmDateWeekDaySel = LL_RTC_ALMA_DATEWEEKDAYSEL_DATE;
|
||||
RTC_AlarmStruct->AlarmDateWeekDay = 1U;
|
||||
|
||||
/* Alarm Masks Settings : Mask = all fields are not masked */
|
||||
RTC_AlarmStruct->AlarmMask = LL_RTC_ALMA_MASK_NONE;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Set each @ref LL_RTC_AlarmTypeDef of ALARMA field to default value (Time = 00h:00mn:00sec /
|
||||
* Day = 1st day of the month/Mask = all fields are masked).
|
||||
* @param RTC_AlarmStruct pointer to a @ref LL_RTC_AlarmTypeDef structure which will be initialized.
|
||||
* @retval None
|
||||
*/
|
||||
void LL_RTC_ALMB_StructInit(LL_RTC_AlarmTypeDef *RTC_AlarmStruct)
|
||||
{
|
||||
/* Alarm Time Settings : Time = 00h:00mn:00sec */
|
||||
RTC_AlarmStruct->AlarmTime.TimeFormat = LL_RTC_ALMB_TIME_FORMAT_AM;
|
||||
RTC_AlarmStruct->AlarmTime.Hours = 0U;
|
||||
RTC_AlarmStruct->AlarmTime.Minutes = 0U;
|
||||
RTC_AlarmStruct->AlarmTime.Seconds = 0U;
|
||||
|
||||
/* Alarm Day Settings : Day = 1st day of the month */
|
||||
RTC_AlarmStruct->AlarmDateWeekDaySel = LL_RTC_ALMB_DATEWEEKDAYSEL_DATE;
|
||||
RTC_AlarmStruct->AlarmDateWeekDay = 1U;
|
||||
|
||||
/* Alarm Masks Settings : Mask = all fields are not masked */
|
||||
RTC_AlarmStruct->AlarmMask = LL_RTC_ALMB_MASK_NONE;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Enters the RTC Initialization mode.
|
||||
* @note The RTC Initialization mode is write protected, use the
|
||||
* @ref LL_RTC_DisableWriteProtection before calling this function.
|
||||
* @param RTCx RTC Instance
|
||||
* @retval An ErrorStatus enumeration value:
|
||||
* - SUCCESS: RTC is in Init mode
|
||||
* - ERROR: RTC is not in Init mode
|
||||
*/
|
||||
ErrorStatus LL_RTC_EnterInitMode(RTC_TypeDef *RTCx)
|
||||
{
|
||||
__IO uint32_t timeout = RTC_INITMODE_TIMEOUT;
|
||||
ErrorStatus status = SUCCESS;
|
||||
uint32_t tmp = 0U;
|
||||
|
||||
/* Check the parameter */
|
||||
assert_param(IS_RTC_ALL_INSTANCE(RTCx));
|
||||
|
||||
/* Check if the Initialization mode is set */
|
||||
if (LL_RTC_IsActiveFlag_INIT(RTCx) == 0U)
|
||||
{
|
||||
/* Set the Initialization mode */
|
||||
LL_RTC_EnableInitMode(RTCx);
|
||||
|
||||
/* Wait till RTC is in INIT state and if Time out is reached exit */
|
||||
tmp = LL_RTC_IsActiveFlag_INIT(RTCx);
|
||||
while ((timeout != 0U) && (tmp != 1U))
|
||||
{
|
||||
if (LL_SYSTICK_IsActiveCounterFlag() == 1U)
|
||||
{
|
||||
timeout --;
|
||||
}
|
||||
tmp = LL_RTC_IsActiveFlag_INIT(RTCx);
|
||||
if (timeout == 0U)
|
||||
{
|
||||
status = ERROR;
|
||||
}
|
||||
}
|
||||
}
|
||||
return status;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Exit the RTC Initialization mode.
|
||||
* @note When the initialization sequence is complete, the calendar restarts
|
||||
* counting after 4 RTCCLK cycles.
|
||||
* @note The RTC Initialization mode is write protected, use the
|
||||
* @ref LL_RTC_DisableWriteProtection before calling this function.
|
||||
* @param RTCx RTC Instance
|
||||
* @retval An ErrorStatus enumeration value:
|
||||
* - SUCCESS: RTC exited from in Init mode
|
||||
* - ERROR: Not applicable
|
||||
*/
|
||||
ErrorStatus LL_RTC_ExitInitMode(RTC_TypeDef *RTCx)
|
||||
{
|
||||
/* Check the parameter */
|
||||
assert_param(IS_RTC_ALL_INSTANCE(RTCx));
|
||||
|
||||
/* Disable initialization mode */
|
||||
LL_RTC_DisableInitMode(RTCx);
|
||||
|
||||
return SUCCESS;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Waits until the RTC Time and Day registers (RTC_TR and RTC_DR) are
|
||||
* synchronized with RTC APB clock.
|
||||
* @note The RTC Resynchronization mode is write protected, use the
|
||||
* @ref LL_RTC_DisableWriteProtection before calling this function.
|
||||
* @note To read the calendar through the shadow registers after Calendar
|
||||
* initialization, calendar update or after wakeup from low power modes
|
||||
* the software must first clear the RSF flag.
|
||||
* The software must then wait until it is set again before reading
|
||||
* the calendar, which means that the calendar registers have been
|
||||
* correctly copied into the RTC_TR and RTC_DR shadow registers.
|
||||
* @param RTCx RTC Instance
|
||||
* @retval An ErrorStatus enumeration value:
|
||||
* - SUCCESS: RTC registers are synchronised
|
||||
* - ERROR: RTC registers are not synchronised
|
||||
*/
|
||||
ErrorStatus LL_RTC_WaitForSynchro(RTC_TypeDef *RTCx)
|
||||
{
|
||||
__IO uint32_t timeout = RTC_SYNCHRO_TIMEOUT;
|
||||
ErrorStatus status = SUCCESS;
|
||||
uint32_t tmp = 0U;
|
||||
|
||||
/* Check the parameter */
|
||||
assert_param(IS_RTC_ALL_INSTANCE(RTCx));
|
||||
|
||||
/* Clear RSF flag */
|
||||
LL_RTC_ClearFlag_RS(RTCx);
|
||||
|
||||
/* Wait the registers to be synchronised */
|
||||
tmp = LL_RTC_IsActiveFlag_RS(RTCx);
|
||||
while ((timeout != 0U) && (tmp != 0U))
|
||||
{
|
||||
if (LL_SYSTICK_IsActiveCounterFlag() == 1U)
|
||||
{
|
||||
timeout--;
|
||||
}
|
||||
tmp = LL_RTC_IsActiveFlag_RS(RTCx);
|
||||
if (timeout == 0U)
|
||||
{
|
||||
status = ERROR;
|
||||
}
|
||||
}
|
||||
|
||||
if (status != ERROR)
|
||||
{
|
||||
timeout = RTC_SYNCHRO_TIMEOUT;
|
||||
tmp = LL_RTC_IsActiveFlag_RS(RTCx);
|
||||
while ((timeout != 0U) && (tmp != 1U))
|
||||
{
|
||||
if (LL_SYSTICK_IsActiveCounterFlag() == 1U)
|
||||
{
|
||||
timeout--;
|
||||
}
|
||||
tmp = LL_RTC_IsActiveFlag_RS(RTCx);
|
||||
if (timeout == 0U)
|
||||
{
|
||||
status = ERROR;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return (status);
|
||||
}
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
#endif /* defined(RTC) */
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
#endif /* USE_FULL_LL_DRIVER */
|
||||
|
||||
Reference in New Issue
Block a user