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   * @author  MCD Application Team
   * @brief   Header file of RTC LL module.
   ******************************************************************************
   * @attention
+  *
-  * <h2><center>&copy; COPYRIGHT(c) 2016 STMicroelectronics</center></h2>
+  * <h2><center>&copy; Copyright (c) 2016 STMicroelectronics.
+  * All rights reserved.</center></h2>
+  *
-  * Redistribution and use in source and binary forms, with or without modification,
+  * This software component is licensed by ST under BSD 3-Clause license,
-  * are permitted provided that the following conditions are met:
+  * the "License"; You may not use this file except in compliance with the
-  *   1. Redistributions of source code must retain the above copyright notice,
-  *      this list of conditions and the following disclaimer.
-  *   2. Redistributions in binary form must reproduce the above copyright notice,
-  *      this list of conditions and the following disclaimer in the documentation
-  *      and/or other materials provided with the distribution.
+  * License. You may obtain a copy of the License at:
-  *   3. Neither the name of STMicroelectronics nor the names of its contributors
-  *      may be used to endorse or promote products derived from this software
+  *                        opensource.org/licenses/BSD-3-Clause
-  *      without specific prior written permission.
-  *
-  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
-  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
-  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
-  * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
-  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
-  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
-  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
-  * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
-  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+  *
   ******************************************************************************
   */
 /* Define to prevent recursive inclusion -------------------------------------*/
   */
 typedef struct
+{
   uint32_t AsynchPrescaler; /*!< Specifies the RTC Asynchronous Predivider value.
                               This parameter must be a number between Min_Data = 0x00 and Max_Data = 0xFFFFF
                               This feature can be modified afterwards using unitary function
                               @ref LL_RTC_SetAsynchPrescaler(). */
   uint32_t OutPutSource;    /*!< Specifies which signal will be routed to the RTC Tamper pin.
                                  This parameter can be a value of @ref LL_RTC_Output_Source
                               This feature can be modified afterwards using unitary function
                               @ref LL_RTC_SetOutputSource(). */
 } LL_RTC_InitTypeDef;
   * @}
   */
 /** @defgroup RTC_LL_EC_TAMPLEVEL  Tamper Active Level
   * @{
   */
 #define LL_RTC_TAMPER_ACTIVELEVEL_LOW          BKP_CR_TPAL           /*!< A high level on the TAMPER pin resets all data backup registers (if TPE bit is set) */
 #define LL_RTC_TAMPER_ACTIVELEVEL_HIGH         (0x00000000U)         /*!< A low level on the TAMPER pin resets all data backup registers (if TPE bit is set) */
 /**
   * @}
   * @param  RTCx RTC Instance
   * @retval Value between Min_Data = 0 and Max_Data = 0xFFFFF
   */
 __STATIC_INLINE uint32_t LL_RTC_GetDivider(RTC_TypeDef *RTCx)
+{
-  register uint16_t Highprescaler = 0 , Lowprescaler = 0;
+  register uint16_t Highprescaler = 0, Lowprescaler = 0;
   Highprescaler = READ_REG(RTCx->DIVH & RTC_DIVH_RTC_DIV);
   Lowprescaler  = READ_REG(RTCx->DIVL & RTC_DIVL_RTC_DIV);
   return (((uint32_t) Highprescaler << 16U) | Lowprescaler);
+}
 /**
   * @brief  Set Output Source
   * @param  RTCx RTC Instance
   * @retval None
   */
 __STATIC_INLINE void LL_RTC_EnableWriteProtection(RTC_TypeDef *RTCx)
+{
- CLEAR_BIT(RTCx->CRL, RTC_CRL_CNF);
+  CLEAR_BIT(RTCx->CRL, RTC_CRL_CNF);
+}
 /**
   * @brief  Disable the write protection for RTC registers.
   * @rmtoll CRL          RTC_CRL_CNF           LL_RTC_DisableWriteProtection
   * @param  TimeCounter Value between Min_Data=0x00 and Max_Data=0xFFFFF
   * @retval None
   */
 __STATIC_INLINE void LL_RTC_TIME_Set(RTC_TypeDef *RTCx, uint32_t TimeCounter)
+{
-    /* Set RTC COUNTER MSB word */
+  /* Set RTC COUNTER MSB word */
-    WRITE_REG(RTCx->CNTH, (TimeCounter >> 16U));
+  WRITE_REG(RTCx->CNTH, (TimeCounter >> 16U));
-    /* Set RTC COUNTER LSB word */
+  /* Set RTC COUNTER LSB word */
-    WRITE_REG(RTCx->CNTL, (TimeCounter & RTC_CNTL_RTC_CNT));
+  WRITE_REG(RTCx->CNTL, (TimeCounter & RTC_CNTL_RTC_CNT));
+}
 /**
   * @brief  Get time counter in BCD format
   * @rmtoll CNTH         CNT            LL_RTC_TIME_Get\n
   * @retval Value between Min_Data = 0 and Max_Data = 0xFFFFF
   */
 __STATIC_INLINE uint32_t LL_RTC_TIME_Get(RTC_TypeDef *RTCx)
+{
   register uint16_t high = 0, low = 0;
   high = READ_REG(RTCx->CNTH & RTC_CNTH_RTC_CNT);
   low  = READ_REG(RTCx->CNTL & RTC_CNTL_RTC_CNT);
   return ((uint32_t)(((uint32_t) high << 16U) | low));
+}
   * @param  BackupRegister This parameter can be one of the following values:
   *         @arg @ref LL_RTC_BKP_DR1
   *         @arg @ref LL_RTC_BKP_DR2
   *         @arg @ref LL_RTC_BKP_DR3
   *         @arg @ref LL_RTC_BKP_DR4
   *         @arg @ref LL_RTC_BKP_DR5
   *         @arg @ref LL_RTC_BKP_DR6
   *         @arg @ref LL_RTC_BKP_DR7
   *         @arg @ref LL_RTC_BKP_DR8
   *         @arg @ref LL_RTC_BKP_DR9
   *         @arg @ref LL_RTC_BKP_DR10
   *         @arg @ref LL_RTC_BKP_DR11 (*)
   *         @arg @ref LL_RTC_BKP_DR12 (*)
   *         @arg @ref LL_RTC_BKP_DR13 (*)
   *         @arg @ref LL_RTC_BKP_DR14 (*)
   *         @arg @ref LL_RTC_BKP_DR15 (*)
   * @param  BackupRegister This parameter can be one of the following values:
   *         @arg @ref LL_RTC_BKP_DR1
   *         @arg @ref LL_RTC_BKP_DR2
   *         @arg @ref LL_RTC_BKP_DR3
   *         @arg @ref LL_RTC_BKP_DR4
   *         @arg @ref LL_RTC_BKP_DR5
   *         @arg @ref LL_RTC_BKP_DR6
   *         @arg @ref LL_RTC_BKP_DR7
   *         @arg @ref LL_RTC_BKP_DR8
   *         @arg @ref LL_RTC_BKP_DR9
   *         @arg @ref LL_RTC_BKP_DR10
   *         @arg @ref LL_RTC_BKP_DR11 (*)
   *         @arg @ref LL_RTC_BKP_DR12 (*)
   *         @arg @ref LL_RTC_BKP_DR13 (*)
   *         @arg @ref LL_RTC_BKP_DR14 (*)
   *         @arg @ref LL_RTC_BKP_DR15 (*)
   * @param  BKPx RTC Instance
   * @param  Value value of coarse calibration expressed in ppm (coded on 5 bits)
   * @note   This Calibration value should be between 0 and 121 when using positive sign with a 4-ppm step.
   * @retval None
   */
-__STATIC_INLINE void LL_RTC_CAL_SetCoarseDigital(BKP_TypeDef* BKPx, uint32_t Value)
+__STATIC_INLINE void LL_RTC_CAL_SetCoarseDigital(BKP_TypeDef *BKPx, uint32_t Value)
+{
-  MODIFY_REG(BKPx->RTCCR,BKP_RTCCR_CAL, Value);
+  MODIFY_REG(BKPx->RTCCR, BKP_RTCCR_CAL, Value);
+}
 /**
   * @brief  Get the coarse digital calibration value
   * @rmtoll RTCCR       CAL           LL_RTC_CAL_SetCoarseDigital\n
   * @param  BKPx BKP Instance
   * @retval None
   */
 __STATIC_INLINE void LL_RTC_EnableIT_TAMP(BKP_TypeDef *BKPx)
+{
-  SET_BIT(BKPx->CSR,BKP_CSR_TPIE);
+  SET_BIT(BKPx->CSR, BKP_CSR_TPIE);
+}
 /**
   * @brief  Disable Tamper  interrupt
   * @rmtoll CSR        TPIE       LL_RTC_EnableIT_TAMP
   * @param  BKPx BKP Instance
   * @retval None
   */
 __STATIC_INLINE void LL_RTC_DisableIT_TAMP(BKP_TypeDef *BKPx)
+{
-  CLEAR_BIT(BKPx->CSR,BKP_CSR_TPIE);
+  CLEAR_BIT(BKPx->CSR, BKP_CSR_TPIE);
+}
 /**
   * @brief  Check if all the TAMPER interrupts are enabled or not
   * @rmtoll CSR        TPIE        LL_RTC_IsEnabledIT_TAMP
   * @param  BKPx BKP Instance
   * @retval State of bit (1 or 0).
   */
 __STATIC_INLINE uint32_t LL_RTC_IsEnabledIT_TAMP(BKP_TypeDef *BKPx)
+{
-  return (READ_BIT(BKPx->CSR,BKP_CSR_TPIE) == BKP_CSR_TPIE);
+  return (READ_BIT(BKPx->CSR, BKP_CSR_TPIE) == BKP_CSR_TPIE);
+}
 /**
   * @}
   */

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(root)/trunk/Drivers/STM32F1xx_HAL_Driver/Inc/stm32f1xx_ll_rtc.h – Rev 2 → 9