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 /**
   ******************************************************************************
   * @file    stm32l1xx_hal_pwr.h
   * @author  MCD Application Team
-  * @version V1.2.0
-  * @date    01-July-2016
   * @brief   Header file of PWR HAL module.
   ******************************************************************************
   * @attention
+  *
-  * <h2><center>&copy; COPYRIGHT(c) 2016 STMicroelectronics</center></h2>
+  * <h2><center>&copy; Copyright (c) 2017 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 -------------------------------------*/
 /* Exported types ------------------------------------------------------------*/
 /** @defgroup PWR_Exported_Types PWR Exported Types
   * @{
   */
 /**
   * @brief  PWR PVD configuration structure definition
   */
 typedef struct
 /* Internal constants --------------------------------------------------------*/
 /** @addtogroup PWR_Private_Constants
   * @{
   */
-#define PWR_EXTI_LINE_PVD  ((uint32_t)0x00010000)  /*!< External interrupt line 16 Connected to the PVD EXTI Line */
+#define PWR_EXTI_LINE_PVD  (0x00010000U)  /*!< External interrupt line 16 Connected to the PVD EXTI Line */
 /**
   * @}
   */
 /* Exported constants --------------------------------------------------------*/
 /** @defgroup PWR_Exported_Constants PWR Exported Constants
   * @{
   */
 /** @defgroup PWR_register_alias_address PWR Register alias address
   * @{
   */
 /* ------------- PWR registers bit address in the alias region ---------------*/
 #define PWR_CR_OFFSET_BB         (PWR_OFFSET + PWR_CR_OFFSET)
 #define PWR_CSR_OFFSET_BB        (PWR_OFFSET + PWR_CSR_OFFSET)
 /**
   * @}
   */
 /** @defgroup PWR_CR_register_alias PWR CR Register alias address
   * @{
   */
 /* --- CR Register ---*/
 /* Alias word address of LPSDSR bit */
 #define LPSDSR_BIT_NUMBER        POSITION_VAL(PWR_CR_LPSDSR)
 #define CR_LPSDSR_BB             ((uint32_t)(PERIPH_BB_BASE + (PWR_CR_OFFSET_BB * 32) + (LPSDSR_BIT_NUMBER * 4)))
 /* Alias word address of EWUP1, EWUP2 and EWUP3 bits */
 #define CSR_EWUP_BB(VAL)         ((uint32_t)(PERIPH_BB_BASE + (PWR_CSR_OFFSET_BB * 32) + (POSITION_VAL(VAL) * 4)))
 /**
   * @}
   */
 /** @defgroup PWR_PVD_detection_level PWR PVD detection level
   * @{
   */
 #define PWR_PVDLEVEL_0                  PWR_CR_PLS_LEV0
 #define PWR_PVDLEVEL_1                  PWR_CR_PLS_LEV1
 #define PWR_PVDLEVEL_2                  PWR_CR_PLS_LEV2
 #define PWR_PVDLEVEL_3                  PWR_CR_PLS_LEV3
 #define PWR_PVDLEVEL_4                  PWR_CR_PLS_LEV4
 #define PWR_PVDLEVEL_5                  PWR_CR_PLS_LEV5
 #define PWR_PVDLEVEL_6                  PWR_CR_PLS_LEV6
 #define PWR_PVDLEVEL_7                  PWR_CR_PLS_LEV7  /* External input analog voltage
                                                             (Compare internally to VREFINT) */
 /**
   * @}
   */
 /** @defgroup PWR_PVD_Mode PWR PVD Mode
   * @{
   */
-#define PWR_PVD_MODE_NORMAL                 ((uint32_t)0x00000000)   /*!< basic mode is used */
+#define PWR_PVD_MODE_NORMAL                 (0x00000000U)   /*!< basic mode is used */
-#define PWR_PVD_MODE_IT_RISING              ((uint32_t)0x00010001)   /*!< External Interrupt Mode with Rising edge trigger detection */
+#define PWR_PVD_MODE_IT_RISING              (0x00010001U)   /*!< External Interrupt Mode with Rising edge trigger detection */
-#define PWR_PVD_MODE_IT_FALLING             ((uint32_t)0x00010002)   /*!< External Interrupt Mode with Falling edge trigger detection */
+#define PWR_PVD_MODE_IT_FALLING             (0x00010002U)   /*!< External Interrupt Mode with Falling edge trigger detection */
-#define PWR_PVD_MODE_IT_RISING_FALLING      ((uint32_t)0x00010003)   /*!< External Interrupt Mode with Rising/Falling edge trigger detection */
+#define PWR_PVD_MODE_IT_RISING_FALLING      (0x00010003U)   /*!< External Interrupt Mode with Rising/Falling edge trigger detection */
-#define PWR_PVD_MODE_EVENT_RISING           ((uint32_t)0x00020001)   /*!< Event Mode with Rising edge trigger detection */
+#define PWR_PVD_MODE_EVENT_RISING           (0x00020001U)   /*!< Event Mode with Rising edge trigger detection */
-#define PWR_PVD_MODE_EVENT_FALLING          ((uint32_t)0x00020002)   /*!< Event Mode with Falling edge trigger detection */
+#define PWR_PVD_MODE_EVENT_FALLING          (0x00020002U)   /*!< Event Mode with Falling edge trigger detection */
-#define PWR_PVD_MODE_EVENT_RISING_FALLING   ((uint32_t)0x00020003)   /*!< Event Mode with Rising/Falling edge trigger detection */
+#define PWR_PVD_MODE_EVENT_RISING_FALLING   (0x00020003U)   /*!< Event Mode with Rising/Falling edge trigger detection */
  /**
  * @}
   */
 /** @defgroup PWR_Regulator_state_in_SLEEP_STOP_mode PWR Regulator state in SLEEP/STOP mode
   * @{
   */
-#define PWR_MAINREGULATOR_ON           ((uint32_t)0x00000000)
+#define PWR_MAINREGULATOR_ON           (0x00000000U)
 #define PWR_LOWPOWERREGULATOR_ON       PWR_CR_LPSDSR
 /**
   * @}
   */
 /** @defgroup PWR_Exported_Macros PWR Exported Macros
   * @{
   */
 /** @brief  macros configure the main internal regulator output voltage.
-  * @param  __REGULATOR__: specifies the regulator output voltage to achieve
+  * @param  __REGULATOR__ specifies the regulator output voltage to achieve
   *         a tradeoff between performance and power consumption when the device does
   *         not operate at the maximum frequency (refer to the datasheets for more details).
   *          This parameter can be one of the following values:
   *            @arg PWR_REGULATOR_VOLTAGE_SCALE1: Regulator voltage output Scale 1 mode,
   *                                                System frequency up to 32 MHz.
   * @retval None
   */
 #define __HAL_PWR_VOLTAGESCALING_CONFIG(__REGULATOR__) (MODIFY_REG(PWR->CR, PWR_CR_VOS, (__REGULATOR__)))
 /** @brief  Check PWR flag is set or not.
-  * @param  __FLAG__: specifies the flag to check.
+  * @param  __FLAG__ specifies the flag to check.
   *           This parameter can be one of the following values:
   *            @arg PWR_FLAG_WU: Wake Up flag. This flag indicates that a wakeup event
   *                  was received from the WKUP pin or from the RTC alarm (Alarm B),
   *                  RTC Tamper event, RTC TimeStamp event or RTC Wakeup.
   *                  An additional wakeup event is detected if the WKUP pin is enabled
   *                  (by setting the EWUP bit) when the WKUP pin level is already high.
   *            @arg PWR_FLAG_SB: StandBy flag. This flag indicates that the system was
   *                  resumed from StandBy mode.
   *            @arg PWR_FLAG_PVDO: PVD Output. This flag is valid only if PVD is enabled
   *                  by the HAL_PWR_EnablePVD() function. The PVD is stopped by Standby mode
   *                  For this reason, this bit is equal to 0 after Standby or reset
   *                  until the PVDE bit is set.
   *            @arg PWR_FLAG_VREFINTRDY: Internal voltage reference (VREFINT) ready flag.
   *                 This bit indicates the state of the internal voltage reference, VREFINT.
   * @retval The new state of __FLAG__ (TRUE or FALSE).
   */
 #define __HAL_PWR_GET_FLAG(__FLAG__) ((PWR->CSR & (__FLAG__)) == (__FLAG__))
 /** @brief  Clear the PWR's pending flags.
-  * @param  __FLAG__: specifies the flag to clear.
+  * @param  __FLAG__ specifies the flag to clear.
   *          This parameter can be one of the following values:
   *            @arg PWR_FLAG_WU: Wake Up flag
   *            @arg PWR_FLAG_SB: StandBy flag
   */
 #define __HAL_PWR_CLEAR_FLAG(__FLAG__) SET_BIT(PWR->CR, ((__FLAG__) << 2))
   */
 #define __HAL_PWR_PVD_EXTI_ENABLE_RISING_FALLING_EDGE()  \
   do {                                                   \
     __HAL_PWR_PVD_EXTI_ENABLE_RISING_EDGE();             \
     __HAL_PWR_PVD_EXTI_ENABLE_FALLING_EDGE();            \
   } while(0)
 /**
   * @brief Disable the PVD Extended Interrupt Rising & Falling Trigger.
   * @retval None.
   */
 #define __HAL_PWR_PVD_EXTI_DISABLE_RISING_FALLING_EDGE()  \
   do {                                                    \
     __HAL_PWR_PVD_EXTI_DISABLE_RISING_EDGE();             \
     __HAL_PWR_PVD_EXTI_DISABLE_FALLING_EDGE();            \
   } while(0)
 /**
   * @brief Check whether the specified PVD EXTI interrupt flag is set or not.
 /* Exported functions --------------------------------------------------------*/
 /** @addtogroup PWR_Exported_Functions PWR Exported Functions
   * @{
   */
 /** @addtogroup PWR_Exported_Functions_Group1 Initialization and de-initialization functions
   * @{
   */
 /* Initialization and de-initialization functions *******************************/
 void HAL_PWR_DeInit(void);
 /**
   * @}
   */
 /** @addtogroup PWR_Exported_Functions_Group2 Peripheral Control functions
   * @{
   */
 /* Peripheral Control functions  ************************************************/
 void HAL_PWR_ConfigPVD(PWR_PVDTypeDef *sConfigPVD);
   */
 /**
   * @}
   */
 /**
   * @}
   */
 #ifdef __cplusplus

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