diff options
Diffstat (limited to 'Drivers/STM32WBxx_HAL_Driver/Src/stm32wbxx_hal_rtc.c')
| -rw-r--r-- | Drivers/STM32WBxx_HAL_Driver/Src/stm32wbxx_hal_rtc.c | 692 |
1 files changed, 379 insertions, 313 deletions
diff --git a/Drivers/STM32WBxx_HAL_Driver/Src/stm32wbxx_hal_rtc.c b/Drivers/STM32WBxx_HAL_Driver/Src/stm32wbxx_hal_rtc.c index 65b44b92e..ec315fb12 100644 --- a/Drivers/STM32WBxx_HAL_Driver/Src/stm32wbxx_hal_rtc.c +++ b/Drivers/STM32WBxx_HAL_Driver/Src/stm32wbxx_hal_rtc.c @@ -5,40 +5,40 @@ * @brief RTC HAL module driver. * This file provides firmware functions to manage the following * functionalities of the Real-Time Clock (RTC) peripheral: - * + Initialization + * + Initialization/de-initialization functions * + Calendar (Time and Date) configuration * + Alarms (Alarm A and Alarm B) configuration * + WakeUp Timer configuration * + TimeStamp configuration * + Tampers configuration - * + Backup Data Registers configuration - * + RTC Tamper and TimeStamp Pins Selection + * + Backup Data Registers configuration + * + RTC Tamper and TimeStamp Pins Selection * + Interrupts and flags management - * + * @verbatim - =============================================================================== + =============================================================================== ##### RTC Operating Condition ##### =============================================================================== [..] The real-time clock (RTC) and the RTC backup registers can be powered from the VBAT voltage when the main VDD supply is powered off. - To retain the content of the RTC backup registers and supply the RTC + To retain the content of the RTC backup registers and supply the RTC when VDD is turned off, VBAT pin can be connected to an optional standby voltage supplied by a battery or by another source. ##### Backup Domain Reset ##### =============================================================================== [..] The backup domain reset sets all RTC registers and the RCC_BDCR register - to their reset values. + to their reset values. A backup domain reset is generated when one of the following events occurs: - (+) Software reset, triggered by setting the BDRST bit in the + (+) Software reset, triggered by setting the BDRST bit in the RCC Backup domain control register (RCC_BDCR). (+) VDD or VBAT power on, if both supplies have previously been powered off. (+) Tamper detection event resets all data backup registers. ##### Backup Domain Access ##### =================================================================== - [..] After reset, the backup domain (RTC registers, RTC backup data - registers and backup SRAM) is protected against possible unwanted write + [..] After reset, the backup domain (RTC registers, RTC backup data + registers and backup SRAM) is protected against possible unwanted write accesses. [..] To enable access to the RTC Domain and RTC registers, proceed as follows: @@ -55,7 +55,7 @@ *** Time and Date configuration *** =================================== - [..] + [..] (+) To configure the RTC Calendar (Time and Date) use the HAL_RTC_SetTime() and HAL_RTC_SetDate() functions. (+) To read the RTC Calendar, use the HAL_RTC_GetTime() and HAL_RTC_GetDate() functions. @@ -64,7 +64,7 @@ =========================== [..] (+) To configure the RTC Alarm use the HAL_RTC_SetAlarm() function. - You can also configure the RTC Alarm with interrupt mode using the + You can also configure the RTC Alarm with interrupt mode using the HAL_RTC_SetAlarm_IT() function. (+) To read the RTC Alarm, use the HAL_RTC_GetAlarm() function. @@ -74,7 +74,7 @@ function. [..] The RTC alternate functions are the RTC alarms (Alarm A and Alarm B), RTC wakeup, RTC tamper event detection and RTC time stamp event detection. - These RTC alternate functions can wake up the system from the Stop and + These RTC alternate functions can wake up the system from the Stop and Standby low power modes. [..] The system can also wake up from low power modes without depending on an external interrupt (Auto-wakeup mode), by using the RTC alarm @@ -90,10 +90,10 @@ [..] The compilation define USE_RTC_REGISTER_CALLBACKS when set to 1 allows the user to configure dynamically the driver callbacks. - Use Function @ref HAL_RTC_RegisterCallback() to register an interrupt callback. + Use Function HAL_RTC_RegisterCallback() to register an interrupt callback. [..] - Function @ref HAL_RTC_RegisterCallback() allows to register following callbacks: + Function HAL_RTC_RegisterCallback() allows to register following callbacks: (+) AlarmAEventCallback : RTC Alarm A Event callback. (+) AlarmBEventCallback : RTC Alarm B Event callback. (+) TimeStampEventCallback : RTC TimeStamp Event callback. @@ -108,9 +108,9 @@ and a pointer to the user callback function. [..] - Use function @ref HAL_RTC_UnRegisterCallback() to reset a callback to the default + Use function HAL_RTC_UnRegisterCallback() to reset a callback to the default weak function. - @ref HAL_RTC_UnRegisterCallback() takes as parameters the HAL peripheral handle, + HAL_RTC_UnRegisterCallback() takes as parameters the HAL peripheral handle, and the Callback ID. This function allows to reset following callbacks: (+) AlarmAEventCallback : RTC Alarm A Event callback. @@ -124,13 +124,13 @@ (+) MspDeInitCallback : RTC MspDeInit callback. [..] - By default, after the @ref HAL_RTC_Init() and when the state is HAL_RTC_STATE_RESET, + By default, after the HAL_RTC_Init() and when the state is HAL_RTC_STATE_RESET, all callbacks are set to the corresponding weak functions : - examples @ref AlarmAEventCallback(), @ref WakeUpTimerEventCallback(). + examples AlarmAEventCallback(), WakeUpTimerEventCallback(). Exception done for MspInit and MspDeInit callbacks that are reset to the legacy weak function - in the @ref HAL_RTC_Init()/@ref HAL_RTC_DeInit() only when these callbacks are null + in the HAL_RTC_Init()/HAL_RTC_DeInit() only when these callbacks are null (not registered beforehand). - If not, MspInit or MspDeInit are not null, @ref HAL_RTC_Init()/@ref HAL_RTC_DeInit() + If not, MspInit or MspDeInit are not null, HAL_RTC_Init()/HAL_RTC_DeInit() keep and use the user MspInit/MspDeInit callbacks (registered beforehand) [..] @@ -139,8 +139,8 @@ in HAL_RTC_STATE_READY or HAL_RTC_STATE_RESET state, thus registered (user) MspInit/DeInit callbacks can be used during the Init/DeInit. In that case first register the MspInit/MspDeInit user callbacks - using @ref HAL_RTC_RegisterCallback() before calling @ref HAL_RTC_DeInit() - or @ref HAL_RTC_Init() function. + using HAL_RTC_RegisterCallback() before calling HAL_RTC_DeInit() + or HAL_RTC_Init() function. [..] When The compilation define USE_HAL_RTC_REGISTER_CALLBACKS is set to 0 or @@ -152,15 +152,15 @@ ****************************************************************************** * @attention * - * <h2><center>© Copyright (c) 2019 STMicroelectronics. + * <h2><center>© Copyright (c) 2019 STMicroelectronics. * All rights reserved.</center></h2> * * This software component is licensed by ST under BSD 3-Clause license, - * the "License"; You may not use this file except in compliance with the + * the "License"; You may not use this file except in compliance with the * License. You may obtain a copy of the License at: * opensource.org/licenses/BSD-3-Clause * - ****************************************************************************** + ****************************************************************************** */ /* Includes ------------------------------------------------------------------*/ @@ -190,33 +190,33 @@ */ /** @addtogroup RTC_Exported_Functions_Group1 - * @brief Initialization and Configuration functions - * + * @brief Initialization and Configuration functions + * @verbatim =============================================================================== ##### Initialization and de-initialization functions ##### =============================================================================== - [..] This section provides functions allowing to initialize and configure the - RTC Prescaler (Synchronous and Asynchronous), RTC Hour format, disable + [..] This section provides functions allowing to initialize and configure the + RTC Prescaler (Synchronous and Asynchronous), RTC Hour format, disable RTC registers Write protection, enter and exit the RTC initialization mode, RTC registers synchronization check and reference clock detection enable. (#) The RTC Prescaler is programmed to generate the RTC 1Hz time base. It is split into 2 programmable prescalers to minimize power consumption. (++) A 7-bit asynchronous prescaler and a 15-bit synchronous prescaler. - (++) When both prescalers are used, it is recommended to configure the + (++) When both prescalers are used, it is recommended to configure the asynchronous prescaler to a high value to minimize power consumption. (#) All RTC registers are Write protected. Writing to the RTC registers is enabled by writing a key into the Write Protection register, RTC_WPR. - (#) To configure the RTC Calendar, user application should enter + (#) To configure the RTC Calendar, user application should enter initialization mode. In this mode, the calendar counter is stopped - and its value can be updated. When the initialization sequence is + and its value can be updated. When the initialization sequence is complete, the calendar restarts counting after 4 RTCCLK cycles. - (#) To read the calendar through the shadow registers after Calendar + (#) 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.The HAL_RTC_WaitForSynchro() function + RTC_TR and RTC_DR shadow registers.The HAL_RTC_WaitForSynchro() function implements the above software sequence (RSF clear and RSF check). @endverbatim @@ -231,9 +231,9 @@ HAL_StatusTypeDef HAL_RTC_Init(RTC_HandleTypeDef *hrtc) { /* Check the RTC peripheral state */ - if(hrtc == NULL) + if (hrtc == NULL) { - return HAL_ERROR; + return HAL_ERROR; } /* Check the parameters */ @@ -247,7 +247,7 @@ HAL_StatusTypeDef HAL_RTC_Init(RTC_HandleTypeDef *hrtc) assert_param(IS_RTC_OUTPUT_TYPE(hrtc->Init.OutPutType)); #if (USE_HAL_RTC_REGISTER_CALLBACKS == 1) - if(hrtc->State == HAL_RTC_STATE_RESET) + if (hrtc->State == HAL_RTC_STATE_RESET) { /* Allocate lock resource and initialize it */ hrtc->Lock = HAL_UNLOCKED; @@ -264,20 +264,20 @@ HAL_StatusTypeDef HAL_RTC_Init(RTC_HandleTypeDef *hrtc) hrtc->Tamper3EventCallback = HAL_RTCEx_Tamper3EventCallback; /* Legacy weak Tamper3EventCallback */ #endif - if(hrtc->MspInitCallback == NULL) + if (hrtc->MspInitCallback == NULL) { hrtc->MspInitCallback = HAL_RTC_MspInit; } /* Init the low level hardware */ hrtc->MspInitCallback(hrtc); - if(hrtc->MspDeInitCallback == NULL) + if (hrtc->MspDeInitCallback == NULL) { hrtc->MspDeInitCallback = HAL_RTC_MspDeInit; } } #else - if(hrtc->State == HAL_RTC_STATE_RESET) + if (hrtc->State == HAL_RTC_STATE_RESET) { /* Allocate lock resource and initialize it */ hrtc->Lock = HAL_UNLOCKED; @@ -294,7 +294,7 @@ HAL_StatusTypeDef HAL_RTC_Init(RTC_HandleTypeDef *hrtc) __HAL_RTC_WRITEPROTECTION_DISABLE(hrtc); /* Set Initialization mode */ - if(RTC_EnterInitMode(hrtc) != HAL_OK) + if (RTC_EnterInitMode(hrtc) != HAL_OK) { /* Enable the write protection for RTC registers */ __HAL_RTC_WRITEPROTECTION_ENABLE(hrtc); @@ -326,16 +326,16 @@ HAL_StatusTypeDef HAL_RTC_Init(RTC_HandleTypeDef *hrtc) hrtc->Instance->OR |= (uint32_t)(hrtc->Init.OutPutType | hrtc->Init.OutPutRemap); /* If CR_BYPSHAD bit = 0, wait for synchro else this check is not needed */ - if((hrtc->Instance->CR & RTC_CR_BYPSHAD) == 0U) + if ((hrtc->Instance->CR & RTC_CR_BYPSHAD) == 0U) { - if(HAL_RTC_WaitForSynchro(hrtc) != HAL_OK) + if (HAL_RTC_WaitForSynchro(hrtc) != HAL_OK) { /* Enable the write protection for RTC registers */ __HAL_RTC_WRITEPROTECTION_ENABLE(hrtc); hrtc->State = HAL_RTC_STATE_ERROR; - /* Process Unlocked */ + /* Process Unlocked */ __HAL_UNLOCK(hrtc); return HAL_ERROR; @@ -372,7 +372,7 @@ HAL_StatusTypeDef HAL_RTC_DeInit(RTC_HandleTypeDef *hrtc) __HAL_RTC_WRITEPROTECTION_DISABLE(hrtc); /* Set Initialization mode */ - if(RTC_EnterInitMode(hrtc) != HAL_OK) + if (RTC_EnterInitMode(hrtc) != HAL_OK) { /* Enable the write protection for RTC registers */ __HAL_RTC_WRITEPROTECTION_ENABLE(hrtc); @@ -393,9 +393,9 @@ HAL_StatusTypeDef HAL_RTC_DeInit(RTC_HandleTypeDef *hrtc) tickstart = HAL_GetTick(); /* Wait till WUTWF flag is set and if Time out is reached exit */ - while(((hrtc->Instance->ISR) & RTC_ISR_WUTWF) == 0U) + while (((hrtc->Instance->ISR) & RTC_ISR_WUTWF) == 0U) { - if((HAL_GetTick() - tickstart ) > RTC_TIMEOUT_VALUE) + if ((HAL_GetTick() - tickstart) > RTC_TIMEOUT_VALUE) { /* Enable the write protection for RTC registers */ __HAL_RTC_WRITEPROTECTION_ENABLE(hrtc); @@ -428,12 +428,12 @@ HAL_StatusTypeDef HAL_RTC_DeInit(RTC_HandleTypeDef *hrtc) hrtc->Instance->OR = 0x00000000U; /* If RTC_CR_BYPSHAD bit = 0, wait for synchro else this check is not needed */ - if((hrtc->Instance->CR & RTC_CR_BYPSHAD) == 0U) + if ((hrtc->Instance->CR & RTC_CR_BYPSHAD) == 0U) { - if(HAL_RTC_WaitForSynchro(hrtc) != HAL_OK) + if (HAL_RTC_WaitForSynchro(hrtc) != HAL_OK) { /* Enable the write protection for RTC registers */ - __HAL_RTC_WRITEPROTECTION_ENABLE(hrtc); + __HAL_RTC_WRITEPROTECTION_ENABLE(hrtc); hrtc->State = HAL_RTC_STATE_ERROR; @@ -446,13 +446,13 @@ HAL_StatusTypeDef HAL_RTC_DeInit(RTC_HandleTypeDef *hrtc) __HAL_RTC_WRITEPROTECTION_ENABLE(hrtc); #if (USE_HAL_RTC_REGISTER_CALLBACKS == 1) - if(hrtc->MspDeInitCallback == NULL) - { - hrtc->MspDeInitCallback = HAL_RTC_MspDeInit; - } + if (hrtc->MspDeInitCallback == NULL) + { + hrtc->MspDeInitCallback = HAL_RTC_MspDeInit; + } - /* DeInit the low level hardware: CLOCK, NVIC.*/ - hrtc->MspDeInitCallback(hrtc); + /* DeInit the low level hardware: CLOCK, NVIC.*/ + hrtc->MspDeInitCallback(hrtc); #else /* De-Initialize RTC MSP */ @@ -460,7 +460,7 @@ HAL_StatusTypeDef HAL_RTC_DeInit(RTC_HandleTypeDef *hrtc) #endif /* (USE_HAL_RTC_REGISTER_CALLBACKS) */ hrtc->State = HAL_RTC_STATE_RESET; - + /* Release Lock */ __HAL_UNLOCK(hrtc); @@ -489,11 +489,12 @@ HAL_StatusTypeDef HAL_RTC_DeInit(RTC_HandleTypeDef *hrtc) * @param pCallback pointer to the Callback function * @retval HAL status */ -HAL_StatusTypeDef HAL_RTC_RegisterCallback(RTC_HandleTypeDef *hrtc, HAL_RTC_CallbackIDTypeDef CallbackID, pRTC_CallbackTypeDef pCallback) +HAL_StatusTypeDef HAL_RTC_RegisterCallback(RTC_HandleTypeDef *hrtc, HAL_RTC_CallbackIDTypeDef CallbackID, + pRTC_CallbackTypeDef pCallback) { HAL_StatusTypeDef status = HAL_OK; - if(pCallback == NULL) + if (pCallback == NULL) { return HAL_ERROR; } @@ -501,72 +502,72 @@ HAL_StatusTypeDef HAL_RTC_RegisterCallback(RTC_HandleTypeDef *hrtc, HAL_RTC_Call /* Process locked */ __HAL_LOCK(hrtc); - if(HAL_RTC_STATE_READY == hrtc->State) + if (HAL_RTC_STATE_READY == hrtc->State) { switch (CallbackID) { - case HAL_RTC_ALARM_A_EVENT_CB_ID : - hrtc->AlarmAEventCallback = pCallback; - break; + case HAL_RTC_ALARM_A_EVENT_CB_ID : + hrtc->AlarmAEventCallback = pCallback; + break; - case HAL_RTC_ALARM_B_EVENT_CB_ID : - hrtc->AlarmBEventCallback = pCallback; - break; + case HAL_RTC_ALARM_B_EVENT_CB_ID : + hrtc->AlarmBEventCallback = pCallback; + break; - case HAL_RTC_TIMESTAMP_EVENT_CB_ID : - hrtc->TimeStampEventCallback = pCallback; - break; + case HAL_RTC_TIMESTAMP_EVENT_CB_ID : + hrtc->TimeStampEventCallback = pCallback; + break; - case HAL_RTC_WAKEUPTIMER_EVENT_CB_ID : - hrtc->WakeUpTimerEventCallback = pCallback; - break; + case HAL_RTC_WAKEUPTIMER_EVENT_CB_ID : + hrtc->WakeUpTimerEventCallback = pCallback; + break; #if defined(RTC_TAMPER1_SUPPORT) - case HAL_RTC_TAMPER1_EVENT_CB_ID : - hrtc->Tamper1EventCallback = pCallback; - break; + case HAL_RTC_TAMPER1_EVENT_CB_ID : + hrtc->Tamper1EventCallback = pCallback; + break; #endif - - case HAL_RTC_TAMPER2_EVENT_CB_ID : - hrtc->Tamper2EventCallback = pCallback; - break; + + case HAL_RTC_TAMPER2_EVENT_CB_ID : + hrtc->Tamper2EventCallback = pCallback; + break; #if defined(RTC_TAMPER3_SUPPORT) - case HAL_RTC_TAMPER3_EVENT_CB_ID : - hrtc->Tamper3EventCallback = pCallback; - break; + case HAL_RTC_TAMPER3_EVENT_CB_ID : + hrtc->Tamper3EventCallback = pCallback; + break; #endif - case HAL_RTC_MSPINIT_CB_ID : - hrtc->MspInitCallback = pCallback; - break; + case HAL_RTC_MSPINIT_CB_ID : + hrtc->MspInitCallback = pCallback; + break; - case HAL_RTC_MSPDEINIT_CB_ID : - hrtc->MspDeInitCallback = pCallback; - break; + case HAL_RTC_MSPDEINIT_CB_ID : + hrtc->MspDeInitCallback = pCallback; + break; - default : - /* Return error status */ - status = HAL_ERROR; - break; + default : + /* Return error status */ + status = HAL_ERROR; + break; } } - else if(HAL_RTC_STATE_RESET == hrtc->State) + else if (HAL_RTC_STATE_RESET == hrtc->State) { switch (CallbackID) { - case HAL_RTC_MSPINIT_CB_ID : - hrtc->MspInitCallback = pCallback; - break; - - case HAL_RTC_MSPDEINIT_CB_ID : - hrtc->MspDeInitCallback = pCallback; - break; - - default : - /* Return error status */ - status = HAL_ERROR; - break; + case HAL_RTC_MSPINIT_CB_ID : + hrtc->MspInitCallback = pCallback; + break; + + case HAL_RTC_MSPDEINIT_CB_ID : + hrtc->MspDeInitCallback = pCallback; + break; + + default : + /* Return error status */ + status = HAL_ERROR; + break; } } else @@ -608,72 +609,72 @@ HAL_StatusTypeDef HAL_RTC_UnRegisterCallback(RTC_HandleTypeDef *hrtc, HAL_RTC_Ca /* Process locked */ __HAL_LOCK(hrtc); - if(HAL_RTC_STATE_READY == hrtc->State) + if (HAL_RTC_STATE_READY == hrtc->State) { switch (CallbackID) { - case HAL_RTC_ALARM_A_EVENT_CB_ID : - hrtc->AlarmAEventCallback = HAL_RTC_AlarmAEventCallback; /* Legacy weak AlarmAEventCallback */ - break; + case HAL_RTC_ALARM_A_EVENT_CB_ID : + hrtc->AlarmAEventCallback = HAL_RTC_AlarmAEventCallback; /* Legacy weak AlarmAEventCallback */ + break; - case HAL_RTC_ALARM_B_EVENT_CB_ID : - hrtc->AlarmBEventCallback = HAL_RTCEx_AlarmBEventCallback; /* Legacy weak AlarmBEventCallback */ - break; + case HAL_RTC_ALARM_B_EVENT_CB_ID : + hrtc->AlarmBEventCallback = HAL_RTCEx_AlarmBEventCallback; /* Legacy weak AlarmBEventCallback */ + break; - case HAL_RTC_TIMESTAMP_EVENT_CB_ID : - hrtc->TimeStampEventCallback = HAL_RTCEx_TimeStampEventCallback; /* Legacy weak TimeStampEventCallback */ - break; + case HAL_RTC_TIMESTAMP_EVENT_CB_ID : + hrtc->TimeStampEventCallback = HAL_RTCEx_TimeStampEventCallback; /* Legacy weak TimeStampEventCallback */ + break; - case HAL_RTC_WAKEUPTIMER_EVENT_CB_ID : - hrtc->WakeUpTimerEventCallback = HAL_RTCEx_WakeUpTimerEventCallback; /* Legacy weak WakeUpTimerEventCallback */ - break; + case HAL_RTC_WAKEUPTIMER_EVENT_CB_ID : + hrtc->WakeUpTimerEventCallback = HAL_RTCEx_WakeUpTimerEventCallback; /* Legacy weak WakeUpTimerEventCallback */ + break; #if defined(RTC_TAMPER1_SUPPORT) - case HAL_RTC_TAMPER1_EVENT_CB_ID : - hrtc->Tamper1EventCallback = HAL_RTCEx_Tamper1EventCallback; /* Legacy weak Tamper1EventCallback */ - break; + case HAL_RTC_TAMPER1_EVENT_CB_ID : + hrtc->Tamper1EventCallback = HAL_RTCEx_Tamper1EventCallback; /* Legacy weak Tamper1EventCallback */ + break; #endif - - case HAL_RTC_TAMPER2_EVENT_CB_ID : - hrtc->Tamper2EventCallback = HAL_RTCEx_Tamper2EventCallback; /* Legacy weak Tamper2EventCallback */ - break; + + case HAL_RTC_TAMPER2_EVENT_CB_ID : + hrtc->Tamper2EventCallback = HAL_RTCEx_Tamper2EventCallback; /* Legacy weak Tamper2EventCallback */ + break; #if defined(RTC_TAMPER3_SUPPORT) - case HAL_RTC_TAMPER3_EVENT_CB_ID : - hrtc->Tamper3EventCallback = HAL_RTCEx_Tamper3EventCallback; /* Legacy weak Tamper3EventCallback */ - break; + case HAL_RTC_TAMPER3_EVENT_CB_ID : + hrtc->Tamper3EventCallback = HAL_RTCEx_Tamper3EventCallback; /* Legacy weak Tamper3EventCallback */ + break; #endif - case HAL_RTC_MSPINIT_CB_ID : - hrtc->MspInitCallback = HAL_RTC_MspInit; - break; + case HAL_RTC_MSPINIT_CB_ID : + hrtc->MspInitCallback = HAL_RTC_MspInit; + break; - case HAL_RTC_MSPDEINIT_CB_ID : - hrtc->MspDeInitCallback = HAL_RTC_MspDeInit; - break; + case HAL_RTC_MSPDEINIT_CB_ID : + hrtc->MspDeInitCallback = HAL_RTC_MspDeInit; + break; - default : - /* Return error status */ - status = HAL_ERROR; - break; + default : + /* Return error status */ + status = HAL_ERROR; + break; } } - else if(HAL_RTC_STATE_RESET == hrtc->State) + else if (HAL_RTC_STATE_RESET == hrtc->State) { switch (CallbackID) { - case HAL_RTC_MSPINIT_CB_ID : - hrtc->MspInitCallback = HAL_RTC_MspInit; - break; - - case HAL_RTC_MSPDEINIT_CB_ID : - hrtc->MspDeInitCallback = HAL_RTC_MspDeInit; - break; - - default : - /* Return error status */ - status = HAL_ERROR; - break; + case HAL_RTC_MSPINIT_CB_ID : + hrtc->MspInitCallback = HAL_RTC_MspInit; + break; + + case HAL_RTC_MSPDEINIT_CB_ID : + hrtc->MspDeInitCallback = HAL_RTC_MspDeInit; + break; + + default : + /* Return error status */ + status = HAL_ERROR; + break; } } else @@ -691,32 +692,32 @@ HAL_StatusTypeDef HAL_RTC_UnRegisterCallback(RTC_HandleTypeDef *hrtc, HAL_RTC_Ca /** * @brief Initialize the RTC MSP. - * @param hrtc RTC handle + * @param hrtc RTC handle * @retval None */ -__weak void HAL_RTC_MspInit(RTC_HandleTypeDef* hrtc) +__weak void HAL_RTC_MspInit(RTC_HandleTypeDef *hrtc) { /* Prevent unused argument(s) compilation warning */ UNUSED(hrtc); /* NOTE : This function should not be modified, when the callback is needed, the HAL_RTC_MspInit could be implemented in the user file - */ + */ } /** * @brief DeInitialize the RTC MSP. - * @param hrtc RTC handle + * @param hrtc RTC handle * @retval None */ -__weak void HAL_RTC_MspDeInit(RTC_HandleTypeDef* hrtc) +__weak void HAL_RTC_MspDeInit(RTC_HandleTypeDef *hrtc) { /* Prevent unused argument(s) compilation warning */ UNUSED(hrtc); /* NOTE : This function should not be modified, when the callback is needed, the HAL_RTC_MspDeInit could be implemented in the user file - */ + */ } /** @@ -724,13 +725,13 @@ __weak void HAL_RTC_MspDeInit(RTC_HandleTypeDef* hrtc) */ /** @addtogroup RTC_Exported_Functions_Group2 - * @brief RTC Time and Date functions - * + * @brief RTC Time and Date functions + * @verbatim =============================================================================== ##### RTC Time and Date functions ##### =============================================================================== - + [..] This section provides functions allowing to configure Time and Date features @endverbatim @@ -743,7 +744,7 @@ __weak void HAL_RTC_MspDeInit(RTC_HandleTypeDef* hrtc) * @param sTime Pointer to Time structure * @param Format Specifies the format of the entered parameters. * This parameter can be one of the following values: - * @arg RTC_FORMAT_BIN: Binary data format + * @arg RTC_FORMAT_BIN: Binary data format * @arg RTC_FORMAT_BCD: BCD data format * @retval HAL status */ @@ -751,19 +752,17 @@ HAL_StatusTypeDef HAL_RTC_SetTime(RTC_HandleTypeDef *hrtc, RTC_TimeTypeDef *sTim { uint32_t tmpreg; - /* Check the parameters */ + /* Check the parameters */ assert_param(IS_RTC_FORMAT(Format)); - assert_param(IS_RTC_DAYLIGHT_SAVING(sTime->DayLightSaving)); - assert_param(IS_RTC_STORE_OPERATION(sTime->StoreOperation)); - /* Process Locked */ + /* Process Locked */ __HAL_LOCK(hrtc); hrtc->State = HAL_RTC_STATE_BUSY; - if(Format == RTC_FORMAT_BIN) + if (Format == RTC_FORMAT_BIN) { - if((hrtc->Instance->CR & RTC_CR_FMT) != 0U) + if ((hrtc->Instance->CR & RTC_CR_FMT) != 0U) { assert_param(IS_RTC_HOUR12(sTime->Hours)); assert_param(IS_RTC_HOURFORMAT12(sTime->TimeFormat)); @@ -783,7 +782,7 @@ HAL_StatusTypeDef HAL_RTC_SetTime(RTC_HandleTypeDef *hrtc, RTC_TimeTypeDef *sTim } else { - if((hrtc->Instance->CR & RTC_CR_FMT) != 0U) + if ((hrtc->Instance->CR & RTC_CR_FMT) != 0U) { assert_param(IS_RTC_HOUR12(RTC_Bcd2ToByte(sTime->Hours))); assert_param(IS_RTC_HOURFORMAT12(sTime->TimeFormat)); @@ -805,7 +804,7 @@ HAL_StatusTypeDef HAL_RTC_SetTime(RTC_HandleTypeDef *hrtc, RTC_TimeTypeDef *sTim __HAL_RTC_WRITEPROTECTION_DISABLE(hrtc); /* Set Initialization mode */ - if(RTC_EnterInitMode(hrtc) != HAL_OK) + if (RTC_EnterInitMode(hrtc) != HAL_OK) { /* Enable the write protection for RTC registers */ __HAL_RTC_WRITEPROTECTION_ENABLE(hrtc); @@ -813,7 +812,7 @@ HAL_StatusTypeDef HAL_RTC_SetTime(RTC_HandleTypeDef *hrtc, RTC_TimeTypeDef *sTim /* Set RTC state */ hrtc->State = HAL_RTC_STATE_ERROR; - /* Process Unlocked */ + /* Process Unlocked */ __HAL_UNLOCK(hrtc); return HAL_ERROR; @@ -823,26 +822,26 @@ HAL_StatusTypeDef HAL_RTC_SetTime(RTC_HandleTypeDef *hrtc, RTC_TimeTypeDef *sTim /* Set the RTC_TR register */ hrtc->Instance->TR = (uint32_t)(tmpreg & RTC_TR_RESERVED_MASK); - /* Clear the bits to be configured */ + /* This interface is deprecated. To manage Daylight Saving Time, please use HAL_RTC_DST_xxx functions */ hrtc->Instance->CR &= ((uint32_t)~RTC_CR_BKP); - /* Configure the RTC_CR register */ + /* This interface is deprecated. To manage Daylight Saving Time, please use HAL_RTC_DST_xxx functions */ hrtc->Instance->CR |= (uint32_t)(sTime->DayLightSaving | sTime->StoreOperation); /* Exit Initialization mode */ hrtc->Instance->ISR &= ((uint32_t)~RTC_ISR_INIT); /* If CR_BYPSHAD bit = 0, wait for synchro else this check is not needed */ - if((hrtc->Instance->CR & RTC_CR_BYPSHAD) == 0U) + if ((hrtc->Instance->CR & RTC_CR_BYPSHAD) == 0U) { - if(HAL_RTC_WaitForSynchro(hrtc) != HAL_OK) + if (HAL_RTC_WaitForSynchro(hrtc) != HAL_OK) { /* Enable the write protection for RTC registers */ __HAL_RTC_WRITEPROTECTION_ENABLE(hrtc); hrtc->State = HAL_RTC_STATE_ERROR; - /* Process Unlocked */ + /* Process Unlocked */ __HAL_UNLOCK(hrtc); return HAL_ERROR; @@ -851,31 +850,31 @@ HAL_StatusTypeDef HAL_RTC_SetTime(RTC_HandleTypeDef *hrtc, RTC_TimeTypeDef *sTim /* Enable the write protection for RTC registers */ __HAL_RTC_WRITEPROTECTION_ENABLE(hrtc); - - hrtc->State = HAL_RTC_STATE_READY; - __HAL_UNLOCK(hrtc); + hrtc->State = HAL_RTC_STATE_READY; + + __HAL_UNLOCK(hrtc); - return HAL_OK; + return HAL_OK; } } /** * @brief Get RTC current time. * @param hrtc RTC handle - * @param sTime Pointer to Time structure with Hours, Minutes and Seconds fields returned + * @param sTime Pointer to Time structure with Hours, Minutes and Seconds fields returned * with input format (BIN or BCD), also SubSeconds field returning the * RTC_SSR register content and SecondFraction field the Synchronous pre-scaler * factor to be used for second fraction ratio computation. * @param Format Specifies the format of the entered parameters. * This parameter can be one of the following values: - * @arg RTC_FORMAT_BIN: Binary data format + * @arg RTC_FORMAT_BIN: Binary data format * @arg RTC_FORMAT_BCD: BCD data format * @note You can use SubSeconds and SecondFraction (sTime structure fields returned) to convert SubSeconds * value in second fraction ratio with time unit following generic formula: * Second fraction ratio * time_unit= [(SecondFraction-SubSeconds)/(SecondFraction+1)] * time_unit * This conversion can be performed only if no shift operation is pending (ie. SHFP=0) when PREDIV_S >= SS - * @note You must call HAL_RTC_GetDate() after HAL_RTC_GetTime() to unlock the values + * @note You must call HAL_RTC_GetDate() after HAL_RTC_GetTime() to unlock the values * in the higher-order calendar shadow registers to ensure consistency between the time and date values. * Reading RTC current time locks the values in calendar shadow registers until Current date is read * to ensure consistency between the time and date values. @@ -893,18 +892,18 @@ HAL_StatusTypeDef HAL_RTC_GetTime(RTC_HandleTypeDef *hrtc, RTC_TimeTypeDef *sTim /* Get SecondFraction structure field from the corresponding register field*/ sTime->SecondFraction = (uint32_t)(hrtc->Instance->PRER & RTC_PRER_PREDIV_S); - + /* Get the TR register */ tmpreg = (uint32_t)(hrtc->Instance->TR & RTC_TR_RESERVED_MASK); /* Fill the structure fields with the read parameters */ sTime->Hours = (uint8_t)((tmpreg & (RTC_TR_HT | RTC_TR_HU)) >> 16U); - sTime->Minutes = (uint8_t)((tmpreg & (RTC_TR_MNT | RTC_TR_MNU)) >>8U); + sTime->Minutes = (uint8_t)((tmpreg & (RTC_TR_MNT | RTC_TR_MNU)) >> 8U); sTime->Seconds = (uint8_t)(tmpreg & (RTC_TR_ST | RTC_TR_SU)); sTime->TimeFormat = (uint8_t)((tmpreg & (RTC_TR_PM)) >> 16U); /* Check the input parameters format */ - if(Format == RTC_FORMAT_BIN) + if (Format == RTC_FORMAT_BIN) { /* Convert the time structure parameters to Binary format */ sTime->Hours = (uint8_t)RTC_Bcd2ToByte(sTime->Hours); @@ -921,7 +920,7 @@ HAL_StatusTypeDef HAL_RTC_GetTime(RTC_HandleTypeDef *hrtc, RTC_TimeTypeDef *sTim * @param sDate Pointer to date structure * @param Format specifies the format of the entered parameters. * This parameter can be one of the following values: - * @arg RTC_FORMAT_BIN: Binary data format + * @arg RTC_FORMAT_BIN: Binary data format * @arg RTC_FORMAT_BCD: BCD data format * @retval HAL status */ @@ -929,31 +928,31 @@ HAL_StatusTypeDef HAL_RTC_SetDate(RTC_HandleTypeDef *hrtc, RTC_DateTypeDef *sDat { uint32_t datetmpreg; - /* Check the parameters */ + /* Check the parameters */ assert_param(IS_RTC_FORMAT(Format)); - /* Process Locked */ - __HAL_LOCK(hrtc); + /* Process Locked */ + __HAL_LOCK(hrtc); hrtc->State = HAL_RTC_STATE_BUSY; - if((Format == RTC_FORMAT_BIN) && ((sDate->Month & 0x10U) == 0x10U)) + if ((Format == RTC_FORMAT_BIN) && ((sDate->Month & 0x10U) == 0x10U)) { sDate->Month = (uint8_t)((sDate->Month & (uint8_t)~(0x10U)) + (uint8_t)0x0AU); } assert_param(IS_RTC_WEEKDAY(sDate->WeekDay)); - if(Format == RTC_FORMAT_BIN) + if (Format == RTC_FORMAT_BIN) { assert_param(IS_RTC_YEAR(sDate->Year)); assert_param(IS_RTC_MONTH(sDate->Month)); assert_param(IS_RTC_DATE(sDate->Date)); - datetmpreg = (((uint32_t)RTC_ByteToBcd2(sDate->Year) << 16U) | \ - ((uint32_t)RTC_ByteToBcd2(sDate->Month) << 8U) | \ - ((uint32_t)RTC_ByteToBcd2(sDate->Date)) | \ - ((uint32_t)sDate->WeekDay << 13U)); + datetmpreg = (((uint32_t)RTC_ByteToBcd2(sDate->Year) << 16U) | \ + ((uint32_t)RTC_ByteToBcd2(sDate->Month) << 8U) | \ + ((uint32_t)RTC_ByteToBcd2(sDate->Date)) | \ + ((uint32_t)sDate->WeekDay << 13U)); } else { @@ -971,7 +970,7 @@ HAL_StatusTypeDef HAL_RTC_SetDate(RTC_HandleTypeDef *hrtc, RTC_DateTypeDef *sDat __HAL_RTC_WRITEPROTECTION_DISABLE(hrtc); /* Set Initialization mode */ - if(RTC_EnterInitMode(hrtc) != HAL_OK) + if (RTC_EnterInitMode(hrtc) != HAL_OK) { /* Enable the write protection for RTC registers */ __HAL_RTC_WRITEPROTECTION_ENABLE(hrtc); @@ -979,7 +978,7 @@ HAL_StatusTypeDef HAL_RTC_SetDate(RTC_HandleTypeDef *hrtc, RTC_DateTypeDef *sDat /* Set RTC state*/ hrtc->State = HAL_RTC_STATE_ERROR; - /* Process Unlocked */ + /* Process Unlocked */ __HAL_UNLOCK(hrtc); return HAL_ERROR; @@ -993,16 +992,16 @@ HAL_StatusTypeDef HAL_RTC_SetDate(RTC_HandleTypeDef *hrtc, RTC_DateTypeDef *sDat hrtc->Instance->ISR &= ((uint32_t)~RTC_ISR_INIT); /* If CR_BYPSHAD bit = 0, wait for synchro else this check is not needed */ - if((hrtc->Instance->CR & RTC_CR_BYPSHAD) == 0U) + if ((hrtc->Instance->CR & RTC_CR_BYPSHAD) == 0U) { - if(HAL_RTC_WaitForSynchro(hrtc) != HAL_OK) + if (HAL_RTC_WaitForSynchro(hrtc) != HAL_OK) { /* Enable the write protection for RTC registers */ - __HAL_RTC_WRITEPROTECTION_ENABLE(hrtc); + __HAL_RTC_WRITEPROTECTION_ENABLE(hrtc); hrtc->State = HAL_RTC_STATE_ERROR; - /* Process Unlocked */ + /* Process Unlocked */ __HAL_UNLOCK(hrtc); return HAL_ERROR; @@ -1014,7 +1013,7 @@ HAL_StatusTypeDef HAL_RTC_SetDate(RTC_HandleTypeDef *hrtc, RTC_DateTypeDef *sDat hrtc->State = HAL_RTC_STATE_READY ; - /* Process Unlocked */ + /* Process Unlocked */ __HAL_UNLOCK(hrtc); return HAL_OK; @@ -1027,9 +1026,9 @@ HAL_StatusTypeDef HAL_RTC_SetDate(RTC_HandleTypeDef *hrtc, RTC_DateTypeDef *sDat * @param sDate Pointer to Date structure * @param Format Specifies the format of the entered parameters. * This parameter can be one of the following values: - * @arg RTC_FORMAT_BIN: Binary data format + * @arg RTC_FORMAT_BIN: Binary data format * @arg RTC_FORMAT_BCD: BCD data format - * @note You must call HAL_RTC_GetDate() after HAL_RTC_GetTime() to unlock the values + * @note You must call HAL_RTC_GetDate() after HAL_RTC_GetTime() to unlock the values * in the higher-order calendar shadow registers to ensure consistency between the time and date values. * Reading RTC current time locks the values in calendar shadow registers until Current date is read. * @retval HAL status @@ -1048,10 +1047,10 @@ HAL_StatusTypeDef HAL_RTC_GetDate(RTC_HandleTypeDef *hrtc, RTC_DateTypeDef *sDat sDate->Year = (uint8_t)((datetmpreg & (RTC_DR_YT | RTC_DR_YU)) >> 16U); sDate->Month = (uint8_t)((datetmpreg & (RTC_DR_MT | RTC_DR_MU)) >> 8U); sDate->Date = (uint8_t)(datetmpreg & (RTC_DR_DT | RTC_DR_DU)); - sDate->WeekDay = (uint8_t)((datetmpreg & (RTC_DR_WDU)) >> 13U); + sDate->WeekDay = (uint8_t)((datetmpreg & (RTC_DR_WDU)) >> 13U); /* Check the input parameters format */ - if(Format == RTC_FORMAT_BIN) + if (Format == RTC_FORMAT_BIN) { /* Convert the date structure parameters to Binary format */ sDate->Year = (uint8_t)RTC_Bcd2ToByte(sDate->Year); @@ -1062,17 +1061,84 @@ HAL_StatusTypeDef HAL_RTC_GetDate(RTC_HandleTypeDef *hrtc, RTC_DateTypeDef *sDat } /** + * @brief Daylight Saving Time, Add one hour to the calendar in one single operation + * without going through the initialization procedure. + * @param hrtc RTC handle + * @retval None + */ +void HAL_RTC_DST_Add1Hour(RTC_HandleTypeDef *hrtc) +{ + UNUSED(hrtc); + __HAL_RTC_WRITEPROTECTION_DISABLE(hrtc); + SET_BIT(RTC->CR, RTC_CR_ADD1H); + __HAL_RTC_WRITEPROTECTION_ENABLE(hrtc); +} + +/** + * @brief Daylight Saving Time, Substract one hour from the calendar in one + * single operation without going through the initialization procedure. + * @param hrtc RTC handle + * @retval None + */ +void HAL_RTC_DST_Sub1Hour(RTC_HandleTypeDef *hrtc) +{ + UNUSED(hrtc); + __HAL_RTC_WRITEPROTECTION_DISABLE(hrtc); + SET_BIT(RTC->CR, RTC_CR_SUB1H); + __HAL_RTC_WRITEPROTECTION_ENABLE(hrtc); +} + +/** + * @brief Daylight Saving Time, Set the store operation bit. + * @note It can be used by the software in order to memorize the DST status. + * @param hrtc RTC handle + * @retval None + */ +void HAL_RTC_DST_SetStoreOperation(RTC_HandleTypeDef *hrtc) +{ + UNUSED(hrtc); + __HAL_RTC_WRITEPROTECTION_DISABLE(hrtc); + SET_BIT(RTC->CR, RTC_CR_BKP); + __HAL_RTC_WRITEPROTECTION_ENABLE(hrtc); +} + +/** + * @brief Daylight Saving Time, Clear the store operation bit. + * @param hrtc RTC handle + * @retval None + */ +void HAL_RTC_DST_ClearStoreOperation(RTC_HandleTypeDef *hrtc) +{ + UNUSED(hrtc); + __HAL_RTC_WRITEPROTECTION_DISABLE(hrtc); + CLEAR_BIT(RTC->CR, RTC_CR_BKP); + __HAL_RTC_WRITEPROTECTION_ENABLE(hrtc); +} + +/** + * @brief Daylight Saving Time, Read the store operation bit. + * @param hrtc RTC handle + * @retval operation see RTC_StoreOperation_Definitions + */ +uint32_t HAL_RTC_DST_ReadStoreOperation(RTC_HandleTypeDef *hrtc) +{ + UNUSED(hrtc); + return READ_BIT(RTC->CR, RTC_CR_BKP); +} + + +/** * @} */ /** @addtogroup RTC_Exported_Functions_Group3 - * @brief RTC Alarm functions - * -@verbatim + * @brief RTC Alarm functions + * +@verbatim =============================================================================== ##### RTC Alarm functions ##### - =============================================================================== - + =============================================================================== + [..] This section provides functions allowing to configure Alarm feature @endverbatim @@ -1084,7 +1150,7 @@ HAL_StatusTypeDef HAL_RTC_GetDate(RTC_HandleTypeDef *hrtc, RTC_DateTypeDef *sDat * @param sAlarm Pointer to Alarm structure * @param Format Specifies the format of the entered parameters. * This parameter can be one of the following values: - * @arg RTC_FORMAT_BIN: Binary data format + * @arg RTC_FORMAT_BIN: Binary data format * @arg RTC_FORMAT_BCD: BCD data format * @retval HAL status */ @@ -1106,9 +1172,9 @@ HAL_StatusTypeDef HAL_RTC_SetAlarm(RTC_HandleTypeDef *hrtc, RTC_AlarmTypeDef *sA hrtc->State = HAL_RTC_STATE_BUSY; - if(Format == RTC_FORMAT_BIN) + if (Format == RTC_FORMAT_BIN) { - if((hrtc->Instance->CR & RTC_CR_FMT) != 0U) + if ((hrtc->Instance->CR & RTC_CR_FMT) != 0U) { assert_param(IS_RTC_HOUR12(sAlarm->AlarmTime.Hours)); assert_param(IS_RTC_HOURFORMAT12(sAlarm->AlarmTime.TimeFormat)); @@ -1121,7 +1187,7 @@ HAL_StatusTypeDef HAL_RTC_SetAlarm(RTC_HandleTypeDef *hrtc, RTC_AlarmTypeDef *sA assert_param(IS_RTC_MINUTES(sAlarm->AlarmTime.Minutes)); assert_param(IS_RTC_SECONDS(sAlarm->AlarmTime.Seconds)); - if(sAlarm->AlarmDateWeekDaySel == RTC_ALARMDATEWEEKDAYSEL_DATE) + if (sAlarm->AlarmDateWeekDaySel == RTC_ALARMDATEWEEKDAYSEL_DATE) { assert_param(IS_RTC_ALARM_DATE_WEEKDAY_DATE(sAlarm->AlarmDateWeekDay)); } @@ -1140,7 +1206,7 @@ HAL_StatusTypeDef HAL_RTC_SetAlarm(RTC_HandleTypeDef *hrtc, RTC_AlarmTypeDef *sA } else { - if((hrtc->Instance->CR & RTC_CR_FMT) != 0U) + if ((hrtc->Instance->CR & RTC_CR_FMT) != 0U) { assert_param(IS_RTC_HOUR12(RTC_Bcd2ToByte(sAlarm->AlarmTime.Hours))); assert_param(IS_RTC_HOURFORMAT12(sAlarm->AlarmTime.TimeFormat)); @@ -1154,7 +1220,7 @@ HAL_StatusTypeDef HAL_RTC_SetAlarm(RTC_HandleTypeDef *hrtc, RTC_AlarmTypeDef *sA assert_param(IS_RTC_MINUTES(RTC_Bcd2ToByte(sAlarm->AlarmTime.Minutes))); assert_param(IS_RTC_SECONDS(RTC_Bcd2ToByte(sAlarm->AlarmTime.Seconds))); - if(sAlarm->AlarmDateWeekDaySel == RTC_ALARMDATEWEEKDAYSEL_DATE) + if (sAlarm->AlarmDateWeekDaySel == RTC_ALARMDATEWEEKDAYSEL_DATE) { assert_param(IS_RTC_ALARM_DATE_WEEKDAY_DATE(RTC_Bcd2ToByte(sAlarm->AlarmDateWeekDay))); } @@ -1169,7 +1235,7 @@ HAL_StatusTypeDef HAL_RTC_SetAlarm(RTC_HandleTypeDef *hrtc, RTC_AlarmTypeDef *sA ((uint32_t)(sAlarm->AlarmTime.TimeFormat) << 16U) | \ ((uint32_t)(sAlarm->AlarmDateWeekDay) << 24U) | \ ((uint32_t)sAlarm->AlarmDateWeekDaySel) | \ - ((uint32_t)sAlarm->AlarmMask)); + ((uint32_t)sAlarm->AlarmMask)); } /* Configure the Alarm A or Alarm B Sub Second registers */ @@ -1179,7 +1245,7 @@ HAL_StatusTypeDef HAL_RTC_SetAlarm(RTC_HandleTypeDef *hrtc, RTC_AlarmTypeDef *sA __HAL_RTC_WRITEPROTECTION_DISABLE(hrtc); /* Configure the Alarm register */ - if(sAlarm->Alarm == RTC_ALARM_A) + if (sAlarm->Alarm == RTC_ALARM_A) { /* Disable the Alarm A interrupt */ __HAL_RTC_ALARMA_DISABLE(hrtc); @@ -1189,16 +1255,16 @@ HAL_StatusTypeDef HAL_RTC_SetAlarm(RTC_HandleTypeDef *hrtc, RTC_AlarmTypeDef *sA tickstart = HAL_GetTick(); /* Wait till RTC ALRAWF flag is set and if Time out is reached exit */ - while(__HAL_RTC_ALARM_GET_FLAG(hrtc, RTC_FLAG_ALRAWF) == 0U) + while (__HAL_RTC_ALARM_GET_FLAG(hrtc, RTC_FLAG_ALRAWF) == 0U) { - if((HAL_GetTick() - tickstart ) > RTC_TIMEOUT_VALUE) + if ((HAL_GetTick() - tickstart) > RTC_TIMEOUT_VALUE) { /* Enable the write protection for RTC registers */ __HAL_RTC_WRITEPROTECTION_ENABLE(hrtc); - + hrtc->State = HAL_RTC_STATE_TIMEOUT; - /* Process Unlocked */ + /* Process Unlocked */ __HAL_UNLOCK(hrtc); return HAL_TIMEOUT; @@ -1221,9 +1287,9 @@ HAL_StatusTypeDef HAL_RTC_SetAlarm(RTC_HandleTypeDef *hrtc, RTC_AlarmTypeDef *sA tickstart = HAL_GetTick(); /* Wait till RTC ALRBWF flag is set and if Time out is reached exit */ - while(__HAL_RTC_ALARM_GET_FLAG(hrtc, RTC_FLAG_ALRBWF) == 0U) + while (__HAL_RTC_ALARM_GET_FLAG(hrtc, RTC_FLAG_ALRBWF) == 0U) { - if((HAL_GetTick() - tickstart ) > RTC_TIMEOUT_VALUE) + if ((HAL_GetTick() - tickstart) > RTC_TIMEOUT_VALUE) { /* Enable the write protection for RTC registers */ __HAL_RTC_WRITEPROTECTION_ENABLE(hrtc); @@ -1262,11 +1328,11 @@ HAL_StatusTypeDef HAL_RTC_SetAlarm(RTC_HandleTypeDef *hrtc, RTC_AlarmTypeDef *sA * @param sAlarm Pointer to Alarm structure * @param Format Specifies the format of the entered parameters. * This parameter can be one of the following values: - * @arg RTC_FORMAT_BIN: Binary data format + * @arg RTC_FORMAT_BIN: Binary data format * @arg RTC_FORMAT_BCD: BCD data format * @note The Alarm register can only be written when the corresponding Alarm - * is disabled (Use the HAL_RTC_DeactivateAlarm()). - * @note The HAL_RTC_SetTime() must be called before enabling the Alarm feature. + * is disabled (Use the HAL_RTC_DeactivateAlarm()). + * @note The HAL_RTC_SetTime() must be called before enabling the Alarm feature. * @retval HAL status */ HAL_StatusTypeDef HAL_RTC_SetAlarm_IT(RTC_HandleTypeDef *hrtc, RTC_AlarmTypeDef *sAlarm, uint32_t Format) @@ -1282,14 +1348,14 @@ HAL_StatusTypeDef HAL_RTC_SetAlarm_IT(RTC_HandleTypeDef *hrtc, RTC_AlarmTypeDef assert_param(IS_RTC_ALARM_SUB_SECOND_VALUE(sAlarm->AlarmTime.SubSeconds)); assert_param(IS_RTC_ALARM_SUB_SECOND_MASK(sAlarm->AlarmSubSecondMask)); - /* Process Locked */ + /* Process Locked */ __HAL_LOCK(hrtc); hrtc->State = HAL_RTC_STATE_BUSY; - if(Format == RTC_FORMAT_BIN) + if (Format == RTC_FORMAT_BIN) { - if((hrtc->Instance->CR & RTC_CR_FMT) != 0U) + if ((hrtc->Instance->CR & RTC_CR_FMT) != 0U) { assert_param(IS_RTC_HOUR12(sAlarm->AlarmTime.Hours)); assert_param(IS_RTC_HOURFORMAT12(sAlarm->AlarmTime.TimeFormat)); @@ -1302,7 +1368,7 @@ HAL_StatusTypeDef HAL_RTC_SetAlarm_IT(RTC_HandleTypeDef *hrtc, RTC_AlarmTypeDef assert_param(IS_RTC_MINUTES(sAlarm->AlarmTime.Minutes)); assert_param(IS_RTC_SECONDS(sAlarm->AlarmTime.Seconds)); - if(sAlarm->AlarmDateWeekDaySel == RTC_ALARMDATEWEEKDAYSEL_DATE) + if (sAlarm->AlarmDateWeekDaySel == RTC_ALARMDATEWEEKDAYSEL_DATE) { assert_param(IS_RTC_ALARM_DATE_WEEKDAY_DATE(sAlarm->AlarmDateWeekDay)); } @@ -1320,11 +1386,11 @@ HAL_StatusTypeDef HAL_RTC_SetAlarm_IT(RTC_HandleTypeDef *hrtc, RTC_AlarmTypeDef } else { - if((hrtc->Instance->CR & RTC_CR_FMT) != 0U) + if ((hrtc->Instance->CR & RTC_CR_FMT) != 0U) { assert_param(IS_RTC_HOUR12(RTC_Bcd2ToByte(sAlarm->AlarmTime.Hours))); assert_param(IS_RTC_HOURFORMAT12(sAlarm->AlarmTime.TimeFormat)); - } + } else { sAlarm->AlarmTime.TimeFormat = 0x00U; @@ -1333,8 +1399,8 @@ HAL_StatusTypeDef HAL_RTC_SetAlarm_IT(RTC_HandleTypeDef *hrtc, RTC_AlarmTypeDef assert_param(IS_RTC_MINUTES(RTC_Bcd2ToByte(sAlarm->AlarmTime.Minutes))); assert_param(IS_RTC_SECONDS(RTC_Bcd2ToByte(sAlarm->AlarmTime.Seconds))); - - if(sAlarm->AlarmDateWeekDaySel == RTC_ALARMDATEWEEKDAYSEL_DATE) + + if (sAlarm->AlarmDateWeekDaySel == RTC_ALARMDATEWEEKDAYSEL_DATE) { assert_param(IS_RTC_ALARM_DATE_WEEKDAY_DATE(RTC_Bcd2ToByte(sAlarm->AlarmDateWeekDay))); } @@ -1348,7 +1414,7 @@ HAL_StatusTypeDef HAL_RTC_SetAlarm_IT(RTC_HandleTypeDef *hrtc, RTC_AlarmTypeDef ((uint32_t)(sAlarm->AlarmTime.TimeFormat) << 16U) | \ ((uint32_t)(sAlarm->AlarmDateWeekDay) << 24U) | \ ((uint32_t)sAlarm->AlarmDateWeekDaySel) | \ - ((uint32_t)sAlarm->AlarmMask)); + ((uint32_t)sAlarm->AlarmMask)); } /* Configure the Alarm A or Alarm B Sub Second registers */ subsecondtmpreg = (uint32_t)((uint32_t)(sAlarm->AlarmTime.SubSeconds) | (uint32_t)(sAlarm->AlarmSubSecondMask)); @@ -1357,24 +1423,24 @@ HAL_StatusTypeDef HAL_RTC_SetAlarm_IT(RTC_HandleTypeDef *hrtc, RTC_AlarmTypeDef __HAL_RTC_WRITEPROTECTION_DISABLE(hrtc); /* Configure the Alarm register */ - if(sAlarm->Alarm == RTC_ALARM_A) + if (sAlarm->Alarm == RTC_ALARM_A) { /* Disable the Alarm A interrupt */ __HAL_RTC_ALARMA_DISABLE(hrtc); - + /* Clear flag alarm A */ __HAL_RTC_ALARM_CLEAR_FLAG(hrtc, RTC_FLAG_ALRAF); tickstart = HAL_GetTick(); /* Wait till RTC ALRAWF flag is set and if Time out is reached exit */ - while(__HAL_RTC_ALARM_GET_FLAG(hrtc, RTC_FLAG_ALRAWF) == 0U) + while (__HAL_RTC_ALARM_GET_FLAG(hrtc, RTC_FLAG_ALRAWF) == 0U) { - if((HAL_GetTick() - tickstart ) > RTC_TIMEOUT_VALUE) + if ((HAL_GetTick() - tickstart) > RTC_TIMEOUT_VALUE) { /* Enable the write protection for RTC registers */ __HAL_RTC_WRITEPROTECTION_ENABLE(hrtc); - hrtc->State = HAL_RTC_STATE_TIMEOUT; + hrtc->State = HAL_RTC_STATE_TIMEOUT; /* Process Unlocked */ __HAL_UNLOCK(hrtc); @@ -1389,21 +1455,21 @@ HAL_StatusTypeDef HAL_RTC_SetAlarm_IT(RTC_HandleTypeDef *hrtc, RTC_AlarmTypeDef /* Configure the Alarm state: Enable Alarm */ __HAL_RTC_ALARMA_ENABLE(hrtc); /* Configure the Alarm interrupt */ - __HAL_RTC_ALARM_ENABLE_IT(hrtc,RTC_IT_ALRA); + __HAL_RTC_ALARM_ENABLE_IT(hrtc, RTC_IT_ALRA); } else { /* Disable the Alarm B interrupt */ __HAL_RTC_ALARMB_DISABLE(hrtc); - + /* Clear flag alarm B */ __HAL_RTC_ALARM_CLEAR_FLAG(hrtc, RTC_FLAG_ALRBF); tickstart = HAL_GetTick(); /* Wait till RTC ALRBWF flag is set and if Time out is reached exit */ - while(__HAL_RTC_ALARM_GET_FLAG(hrtc, RTC_FLAG_ALRBWF) == 0U) + while (__HAL_RTC_ALARM_GET_FLAG(hrtc, RTC_FLAG_ALRBWF) == 0U) { - if((HAL_GetTick() - tickstart ) > RTC_TIMEOUT_VALUE) + if ((HAL_GetTick() - tickstart) > RTC_TIMEOUT_VALUE) { /* Enable the write protection for RTC registers */ __HAL_RTC_WRITEPROTECTION_ENABLE(hrtc); @@ -1427,14 +1493,14 @@ HAL_StatusTypeDef HAL_RTC_SetAlarm_IT(RTC_HandleTypeDef *hrtc, RTC_AlarmTypeDef } /* RTC Alarm Interrupt Configuration: EXTI configuration */ - __HAL_RTC_ALARM_EXTI_ENABLE_IT(); - + __HAL_RTC_ALARM_EXTI_ENABLE_IT(); + __HAL_RTC_ALARM_EXTI_ENABLE_RISING_EDGE(); - + /* Enable the write protection for RTC registers */ __HAL_RTC_WRITEPROTECTION_ENABLE(hrtc); - hrtc->State = HAL_RTC_STATE_READY; + hrtc->State = HAL_RTC_STATE_READY; /* Process Unlocked */ __HAL_UNLOCK(hrtc); @@ -1466,7 +1532,7 @@ HAL_StatusTypeDef HAL_RTC_DeactivateAlarm(RTC_HandleTypeDef *hrtc, uint32_t Alar /* Disable the write protection for RTC registers */ __HAL_RTC_WRITEPROTECTION_DISABLE(hrtc); - if(Alarm == RTC_ALARM_A) + if (Alarm == RTC_ALARM_A) { /* AlarmA */ __HAL_RTC_ALARMA_DISABLE(hrtc); @@ -1477,9 +1543,9 @@ HAL_StatusTypeDef HAL_RTC_DeactivateAlarm(RTC_HandleTypeDef *hrtc, uint32_t Alar tickstart = HAL_GetTick(); /* Wait till RTC ALRxWF flag is set and if Time out is reached exit */ - while(__HAL_RTC_ALARM_GET_FLAG(hrtc, RTC_FLAG_ALRAWF) == 0U) + while (__HAL_RTC_ALARM_GET_FLAG(hrtc, RTC_FLAG_ALRAWF) == 0U) { - if( (HAL_GetTick() - tickstart ) > RTC_TIMEOUT_VALUE) + if ((HAL_GetTick() - tickstart) > RTC_TIMEOUT_VALUE) { /* Enable the write protection for RTC registers */ __HAL_RTC_WRITEPROTECTION_ENABLE(hrtc); @@ -1499,14 +1565,14 @@ HAL_StatusTypeDef HAL_RTC_DeactivateAlarm(RTC_HandleTypeDef *hrtc, uint32_t Alar __HAL_RTC_ALARMB_DISABLE(hrtc); /* In case of interrupt mode is used, the interrupt source must disabled */ - __HAL_RTC_ALARM_DISABLE_IT(hrtc,RTC_IT_ALRB); + __HAL_RTC_ALARM_DISABLE_IT(hrtc, RTC_IT_ALRB); tickstart = HAL_GetTick(); /* Wait till RTC ALRxWF flag is set and if Time out is reached exit */ - while(__HAL_RTC_ALARM_GET_FLAG(hrtc, RTC_FLAG_ALRBWF) == 0U) + while (__HAL_RTC_ALARM_GET_FLAG(hrtc, RTC_FLAG_ALRBWF) == 0U) { - if((HAL_GetTick() - tickstart ) > RTC_TIMEOUT_VALUE) + if ((HAL_GetTick() - tickstart) > RTC_TIMEOUT_VALUE) { /* Enable the write protection for RTC registers */ __HAL_RTC_WRITEPROTECTION_ENABLE(hrtc); @@ -1528,7 +1594,7 @@ HAL_StatusTypeDef HAL_RTC_DeactivateAlarm(RTC_HandleTypeDef *hrtc, uint32_t Alar /* Process Unlocked */ __HAL_UNLOCK(hrtc); - return HAL_OK; + return HAL_OK; } /** @@ -1538,10 +1604,10 @@ HAL_StatusTypeDef HAL_RTC_DeactivateAlarm(RTC_HandleTypeDef *hrtc, uint32_t Alar * @param Alarm Specifies the Alarm. * This parameter can be one of the following values: * @arg RTC_ALARM_A: AlarmA - * @arg RTC_ALARM_B: AlarmB + * @arg RTC_ALARM_B: AlarmB * @param Format Specifies the format of the entered parameters. * This parameter can be one of the following values: - * @arg RTC_FORMAT_BIN: Binary data format + * @arg RTC_FORMAT_BIN: Binary data format * @arg RTC_FORMAT_BCD: BCD data format * @retval HAL status */ @@ -1553,23 +1619,23 @@ HAL_StatusTypeDef HAL_RTC_GetAlarm(RTC_HandleTypeDef *hrtc, RTC_AlarmTypeDef *sA assert_param(IS_RTC_FORMAT(Format)); assert_param(IS_RTC_ALARM(Alarm)); - if(Alarm == RTC_ALARM_A) + if (Alarm == RTC_ALARM_A) { /* AlarmA */ sAlarm->Alarm = RTC_ALARM_A; tmpreg = (uint32_t)(hrtc->Instance->ALRMAR); - subsecondtmpreg = (uint32_t)((hrtc->Instance->ALRMASSR ) & RTC_ALRMASSR_SS); - -/* Fill the structure with the read parameters */ - sAlarm->AlarmTime.Hours = (uint8_t)((tmpreg & (RTC_ALRMAR_HT | RTC_ALRMAR_HU)) >> 16U); - sAlarm->AlarmTime.Minutes = (uint8_t)((tmpreg & (RTC_ALRMAR_MNT | RTC_ALRMAR_MNU)) >> 8U); - sAlarm->AlarmTime.Seconds = (uint8_t)(tmpreg & (RTC_ALRMAR_ST | RTC_ALRMAR_SU)); - sAlarm->AlarmTime.TimeFormat = (uint8_t)((tmpreg & RTC_ALRMAR_PM) >> 16U); - sAlarm->AlarmTime.SubSeconds = (uint32_t) subsecondtmpreg; - sAlarm->AlarmDateWeekDay = (uint8_t)((tmpreg & (RTC_ALRMAR_DT | RTC_ALRMAR_DU)) >> 24U); - sAlarm->AlarmDateWeekDaySel = (uint32_t)(tmpreg & RTC_ALRMAR_WDSEL); - sAlarm->AlarmMask = (uint32_t)(tmpreg & RTC_ALARMMASK_ALL); + subsecondtmpreg = (uint32_t)((hrtc->Instance->ALRMASSR) & RTC_ALRMASSR_SS); + + /* Fill the structure with the read parameters */ + sAlarm->AlarmTime.Hours = (uint8_t)((tmpreg & (RTC_ALRMAR_HT | RTC_ALRMAR_HU)) >> 16U); + sAlarm->AlarmTime.Minutes = (uint8_t)((tmpreg & (RTC_ALRMAR_MNT | RTC_ALRMAR_MNU)) >> 8U); + sAlarm->AlarmTime.Seconds = (uint8_t)(tmpreg & (RTC_ALRMAR_ST | RTC_ALRMAR_SU)); + sAlarm->AlarmTime.TimeFormat = (uint8_t)((tmpreg & RTC_ALRMAR_PM) >> 16U); + sAlarm->AlarmTime.SubSeconds = (uint32_t) subsecondtmpreg; + sAlarm->AlarmDateWeekDay = (uint8_t)((tmpreg & (RTC_ALRMAR_DT | RTC_ALRMAR_DU)) >> 24U); + sAlarm->AlarmDateWeekDaySel = (uint32_t)(tmpreg & RTC_ALRMAR_WDSEL); + sAlarm->AlarmMask = (uint32_t)(tmpreg & RTC_ALARMMASK_ALL); } else { @@ -1577,19 +1643,19 @@ HAL_StatusTypeDef HAL_RTC_GetAlarm(RTC_HandleTypeDef *hrtc, RTC_AlarmTypeDef *sA tmpreg = (uint32_t)(hrtc->Instance->ALRMBR); subsecondtmpreg = (uint32_t)((hrtc->Instance->ALRMBSSR) & RTC_ALRMBSSR_SS); - - /* Fill the structure with the read parameters */ - sAlarm->AlarmTime.Hours = (uint8_t)((tmpreg & (RTC_ALRMBR_HT | RTC_ALRMBR_HU)) >> 16U); - sAlarm->AlarmTime.Minutes = (uint8_t)((tmpreg & (RTC_ALRMBR_MNT | RTC_ALRMBR_MNU)) >> 8U); - sAlarm->AlarmTime.Seconds = (uint8_t)(tmpreg & (RTC_ALRMBR_ST | RTC_ALRMBR_SU)); - sAlarm->AlarmTime.TimeFormat = (uint8_t)((tmpreg & RTC_ALRMBR_PM) >> 16U); - sAlarm->AlarmTime.SubSeconds = (uint32_t) subsecondtmpreg; - sAlarm->AlarmDateWeekDay = (uint8_t)((tmpreg & (RTC_ALRMBR_DT | RTC_ALRMBR_DU)) >> 24U); - sAlarm->AlarmDateWeekDaySel = (uint32_t)(tmpreg & RTC_ALRMBR_WDSEL); - sAlarm->AlarmMask = (uint32_t)(tmpreg & RTC_ALARMMASK_ALL); - } - - if(Format == RTC_FORMAT_BIN) + + /* Fill the structure with the read parameters */ + sAlarm->AlarmTime.Hours = (uint8_t)((tmpreg & (RTC_ALRMBR_HT | RTC_ALRMBR_HU)) >> 16U); + sAlarm->AlarmTime.Minutes = (uint8_t)((tmpreg & (RTC_ALRMBR_MNT | RTC_ALRMBR_MNU)) >> 8U); + sAlarm->AlarmTime.Seconds = (uint8_t)(tmpreg & (RTC_ALRMBR_ST | RTC_ALRMBR_SU)); + sAlarm->AlarmTime.TimeFormat = (uint8_t)((tmpreg & RTC_ALRMBR_PM) >> 16U); + sAlarm->AlarmTime.SubSeconds = (uint32_t) subsecondtmpreg; + sAlarm->AlarmDateWeekDay = (uint8_t)((tmpreg & (RTC_ALRMBR_DT | RTC_ALRMBR_DU)) >> 24U); + sAlarm->AlarmDateWeekDaySel = (uint32_t)(tmpreg & RTC_ALRMBR_WDSEL); + sAlarm->AlarmMask = (uint32_t)(tmpreg & RTC_ALARMMASK_ALL); + } + + if (Format == RTC_FORMAT_BIN) { sAlarm->AlarmTime.Hours = RTC_Bcd2ToByte(sAlarm->AlarmTime.Hours); sAlarm->AlarmTime.Minutes = RTC_Bcd2ToByte(sAlarm->AlarmTime.Minutes); @@ -1605,13 +1671,13 @@ HAL_StatusTypeDef HAL_RTC_GetAlarm(RTC_HandleTypeDef *hrtc, RTC_AlarmTypeDef *sA * @param hrtc RTC handle * @retval None */ -void HAL_RTC_AlarmIRQHandler(RTC_HandleTypeDef* hrtc) +void HAL_RTC_AlarmIRQHandler(RTC_HandleTypeDef *hrtc) { /* Get the AlarmA interrupt source enable status */ - if(__HAL_RTC_ALARM_GET_IT_SOURCE(hrtc, RTC_IT_ALRA) != 0U) + if (__HAL_RTC_ALARM_GET_IT_SOURCE(hrtc, RTC_IT_ALRA) != 0U) { /* Get the pending status of the AlarmA Interrupt */ - if(__HAL_RTC_ALARM_GET_FLAG(hrtc, RTC_FLAG_ALRAF) != 0U) + if (__HAL_RTC_ALARM_GET_FLAG(hrtc, RTC_FLAG_ALRAF) != 0U) { /* AlarmA callback */ #if (USE_HAL_RTC_REGISTER_CALLBACKS == 1) @@ -1626,10 +1692,10 @@ void HAL_RTC_AlarmIRQHandler(RTC_HandleTypeDef* hrtc) } /* Get the AlarmB interrupt source enable status */ - if(__HAL_RTC_ALARM_GET_IT_SOURCE(hrtc, RTC_IT_ALRB) != 0U) + if (__HAL_RTC_ALARM_GET_IT_SOURCE(hrtc, RTC_IT_ALRB) != 0U) { /* Get the pending status of the AlarmB Interrupt */ - if(__HAL_RTC_ALARM_GET_FLAG(hrtc, RTC_FLAG_ALRBF) != 0U) + if (__HAL_RTC_ALARM_GET_FLAG(hrtc, RTC_FLAG_ALRBF) != 0U) { /* AlarmB callback */ #if (USE_HAL_RTC_REGISTER_CALLBACKS == 1) @@ -1673,13 +1739,13 @@ __weak void HAL_RTC_AlarmAEventCallback(RTC_HandleTypeDef *hrtc) HAL_StatusTypeDef HAL_RTC_PollForAlarmAEvent(RTC_HandleTypeDef *hrtc, uint32_t Timeout) { - uint32_t tickstart = HAL_GetTick(); - - while(__HAL_RTC_ALARM_GET_FLAG(hrtc, RTC_FLAG_ALRAF) == 0U) + uint32_t tickstart = HAL_GetTick(); + + while (__HAL_RTC_ALARM_GET_FLAG(hrtc, RTC_FLAG_ALRAF) == 0U) { - if(Timeout != HAL_MAX_DELAY) + if (Timeout != HAL_MAX_DELAY) { - if(((HAL_GetTick() - tickstart ) > Timeout)||(Timeout == 0U)) + if (((HAL_GetTick() - tickstart) > Timeout) || (Timeout == 0U)) { hrtc->State = HAL_RTC_STATE_TIMEOUT; return HAL_TIMEOUT; @@ -1701,8 +1767,8 @@ HAL_StatusTypeDef HAL_RTC_PollForAlarmAEvent(RTC_HandleTypeDef *hrtc, uint32_t T */ /** @addtogroup RTC_Exported_Functions_Group4 - * @brief Peripheral Control functions - * + * @brief Peripheral Control functions + * @verbatim =============================================================================== ##### Peripheral Control functions ##### @@ -1718,9 +1784,9 @@ HAL_StatusTypeDef HAL_RTC_PollForAlarmAEvent(RTC_HandleTypeDef *hrtc, uint32_t T /** * @brief Wait until the RTC Time and Date registers (RTC_TR and RTC_DR) are * synchronized with RTC APB clock. - * @note The RTC Resynchronization mode is write protected, use the + * @note The RTC Resynchronization mode is write protected, use the * __HAL_RTC_WRITEPROTECTION_DISABLE() before calling this function. - * @note To read the calendar through the shadow registers after Calendar + * @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 @@ -1729,7 +1795,7 @@ HAL_StatusTypeDef HAL_RTC_PollForAlarmAEvent(RTC_HandleTypeDef *hrtc, uint32_t T * @param hrtc RTC handle * @retval HAL status */ -HAL_StatusTypeDef HAL_RTC_WaitForSynchro(RTC_HandleTypeDef* hrtc) +HAL_StatusTypeDef HAL_RTC_WaitForSynchro(RTC_HandleTypeDef *hrtc) { uint32_t tickstart; @@ -1739,9 +1805,9 @@ HAL_StatusTypeDef HAL_RTC_WaitForSynchro(RTC_HandleTypeDef* hrtc) tickstart = HAL_GetTick(); /* Wait the registers to be synchronised */ - while((hrtc->Instance->ISR & RTC_ISR_RSF) == 0U) + while ((hrtc->Instance->ISR & RTC_ISR_RSF) == 0U) { - if((HAL_GetTick() - tickstart ) > RTC_TIMEOUT_VALUE) + if ((HAL_GetTick() - tickstart) > RTC_TIMEOUT_VALUE) { return HAL_TIMEOUT; } @@ -1755,12 +1821,12 @@ HAL_StatusTypeDef HAL_RTC_WaitForSynchro(RTC_HandleTypeDef* hrtc) */ /** @addtogroup RTC_Exported_Functions_Group5 - * @brief Peripheral State functions - * -@verbatim + * @brief Peripheral State functions + * +@verbatim =============================================================================== ##### Peripheral State functions ##### - =============================================================================== + =============================================================================== [..] This subsection provides functions allowing to (+) Get RTC state @@ -1773,7 +1839,7 @@ HAL_StatusTypeDef HAL_RTC_WaitForSynchro(RTC_HandleTypeDef* hrtc) * @param hrtc RTC handle * @retval HAL state */ -HAL_RTCStateTypeDef HAL_RTC_GetState(RTC_HandleTypeDef* hrtc) +HAL_RTCStateTypeDef HAL_RTC_GetState(RTC_HandleTypeDef *hrtc) { /* Return RTC handle state */ return hrtc->State; @@ -1796,21 +1862,21 @@ HAL_RTCStateTypeDef HAL_RTC_GetState(RTC_HandleTypeDef* hrtc) * @param hrtc RTC handle * @retval HAL status */ -HAL_StatusTypeDef RTC_EnterInitMode(RTC_HandleTypeDef* hrtc) +HAL_StatusTypeDef RTC_EnterInitMode(RTC_HandleTypeDef *hrtc) { uint32_t tickstart; /* Check if the Initialization mode is set */ - if((hrtc->Instance->ISR & RTC_ISR_INITF) == 0U) + if ((hrtc->Instance->ISR & RTC_ISR_INITF) == 0U) { /* Set the Initialization mode */ hrtc->Instance->ISR = (uint32_t)RTC_INIT_MASK; tickstart = HAL_GetTick(); /* Wait till RTC is in INIT state and if Time out is reached exit */ - while((hrtc->Instance->ISR & RTC_ISR_INITF) == 0U) + while ((hrtc->Instance->ISR & RTC_ISR_INITF) == 0U) { - if((HAL_GetTick() - tickstart ) > RTC_TIMEOUT_VALUE) + if ((HAL_GetTick() - tickstart) > RTC_TIMEOUT_VALUE) { return HAL_TIMEOUT; } @@ -1831,13 +1897,13 @@ uint8_t RTC_ByteToBcd2(uint8_t Value) uint32_t bcdhigh = 0U; uint8_t Param = Value; - while(Param >= 10U) + while (Param >= 10U) { bcdhigh++; Param -= 10U; } - return ((uint8_t)(bcdhigh << 4U) | Param); + return ((uint8_t)(bcdhigh << 4U) | Param); } /** |