/**+
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  ******************************************************************************+
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  * @file    stm32f4xx_hal_wwdg.h+
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  * @author  MCD Application Team+
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  * @brief   Header file of WWDG HAL module.+
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  ******************************************************************************+
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  * @attention+
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  *+
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  * <h2><center>&copy; COPYRIGHT(c) 2017 STMicroelectronics</center></h2>+
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  *+
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  * Redistribution and use in source and binary forms, with or without modification,+
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  * are permitted provided that the following conditions are met:+
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  *   1. Redistributions of source code must retain the above copyright notice,+
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  *      this list of conditions and the following disclaimer.+
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  *   2. Redistributions in binary form must reproduce the above copyright notice,+
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  *      this list of conditions and the following disclaimer in the documentation+
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  *      and/or other materials provided with the distribution.+
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  *   3. Neither the name of STMicroelectronics nor the names of its contributors+
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  *      may be used to endorse or promote products derived from this software+
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  *      without specific prior written permission.+
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  *+
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  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"+
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  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE+
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  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE+
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  * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE+
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  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL+
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  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR+
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  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER+
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  * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,+
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  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE+
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  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.+
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  *+
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  ******************************************************************************+
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  */ +
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+
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/* Define to prevent recursive inclusion -------------------------------------*/+
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#ifndef __STM32F4xx_HAL_WWDG_H+
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#define __STM32F4xx_HAL_WWDG_H+
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+
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#ifdef __cplusplus+
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 extern "C" {+
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#endif+
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+
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/* Includes ------------------------------------------------------------------*/+
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#include "stm32f4xx_hal_def.h"+
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+
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/** @addtogroup STM32F4xx_HAL_Driver+
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  * @{+
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  */+
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+
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/** @addtogroup WWDG+
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  * @{+
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  */ +
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+
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/* Exported types ------------------------------------------------------------*/+
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/** @defgroup WWDG_Exported_Types WWDG Exported Types+
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  * @{+
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  */+
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+
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/** +
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  * @brief  WWDG Init structure definition+
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  */+
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typedef struct+
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{+
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  uint32_t Prescaler;     /*!< Specifies the prescaler value of the WWDG.+
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                               This parameter can be a value of @ref WWDG_Prescaler */+
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+
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  uint32_t Window;        /*!< Specifies the WWDG window value to be compared to the downcounter.+
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                               This parameter must be a number Min_Data = 0x40 and Max_Data = 0x7F */+
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+
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  uint32_t Counter;       /*!< Specifies the WWDG free-running downcounter  value.+
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                               This parameter must be a number between Min_Data = 0x40 and Max_Data = 0x7F */+
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+
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  uint32_t EWIMode ;      /*!< Specifies if WWDG Early Wakeup Interupt is enable or not.+
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                               This parameter can be a value of @ref WWDG_EWI_Mode */+
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+
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}WWDG_InitTypeDef;+
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+
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/**+
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  * @brief  WWDG handle Structure definition+
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  */+
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typedef struct+
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{+
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  WWDG_TypeDef                 *Instance;  /*!< Register base address    */+
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+
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  WWDG_InitTypeDef             Init;       /*!< WWDG required parameters */+
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+
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}WWDG_HandleTypeDef;+
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/**+
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  * @}+
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  */+
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+
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/* Exported constants --------------------------------------------------------*/+
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+
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/** @defgroup WWDG_Exported_Constants WWDG Exported Constants+
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  * @{+
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  */+
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+
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/** @defgroup WWDG_Interrupt_definition WWDG Interrupt definition+
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  * @{+
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  */+
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#define WWDG_IT_EWI                         WWDG_CFR_EWI  /*!< Early wakeup interrupt */+
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/**+
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  * @}+
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  */+
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+
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/** @defgroup WWDG_Flag_definition WWDG Flag definition+
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  * @brief WWDG Flag definition+
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  * @{+
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  */+
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#define WWDG_FLAG_EWIF                      WWDG_SR_EWIF  /*!< Early wakeup interrupt flag */+
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/**+
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  * @}+
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  */+
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+
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/** @defgroup WWDG_Prescaler WWDG Prescaler+
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  * @{+
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  */ +
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#define WWDG_PRESCALER_1                 0x00000000U  /*!< WWDG counter clock = (PCLK1/4096)/1 */+
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#define WWDG_PRESCALER_2                  WWDG_CFR_WDGTB0  /*!< WWDG counter clock = (PCLK1/4096)/2 */+
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#define WWDG_PRESCALER_4                  WWDG_CFR_WDGTB1  /*!< WWDG counter clock = (PCLK1/4096)/4 */+
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#define WWDG_PRESCALER_8                  WWDG_CFR_WDGTB  /*!< WWDG counter clock = (PCLK1/4096)/8 */+
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/**+
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  * @}+
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  */+
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+
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/** @defgroup WWDG_EWI_Mode WWDG Early Wakeup Interrupt Mode+
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  * @{+
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  */+
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#define WWDG_EWI_DISABLE                    0x00000000U       /*!< EWI Disable */+
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#define WWDG_EWI_ENABLE                     WWDG_CFR_EWI      /*!< EWI Enable */+
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/**+
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  * @}+
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  */+
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+
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/**+
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  * @}+
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  */+
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+
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/* Private macros ------------------------------------------------------------*/+
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+
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/** @defgroup WWDG_Private_Macros WWDG Private Macros+
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  * @{+
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  */+
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#define IS_WWDG_PRESCALER(__PRESCALER__)    (((__PRESCALER__) == WWDG_PRESCALER_1) || \+
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                                             ((__PRESCALER__) == WWDG_PRESCALER_2) || \+
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                                             ((__PRESCALER__) == WWDG_PRESCALER_4) || \+
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                                             ((__PRESCALER__) == WWDG_PRESCALER_8))+
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+
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#define IS_WWDG_WINDOW(__WINDOW__)          (((__WINDOW__) >= WWDG_CFR_W_6) && ((__WINDOW__) <= WWDG_CFR_W))+
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+
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#define IS_WWDG_COUNTER(__COUNTER__)        (((__COUNTER__) >= WWDG_CR_T_6) && ((__COUNTER__) <= WWDG_CR_T))+
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+
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#define IS_WWDG_EWI_MODE(__MODE__)          (((__MODE__) == WWDG_EWI_ENABLE) || \+
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                                             ((__MODE__) == WWDG_EWI_DISABLE))+
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/**+
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  * @}+
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  */+
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+
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+
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/* Exported macros ------------------------------------------------------------*/+
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+
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/** @defgroup WWDG_Exported_Macros WWDG Exported Macros+
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  * @{+
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  */+
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+
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/**+
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  * @brief  Enables the WWDG peripheral.+
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  * @param  __HANDLE__ WWDG handle+
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  * @retval None+
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  */+
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#define __HAL_WWDG_ENABLE(__HANDLE__) SET_BIT((__HANDLE__)->Instance->CR, WWDG_CR_WDGA)+
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+
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/**+
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  * @brief  Enables the WWDG early wakeup interrupt.+
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  * @param  __HANDLE__ WWDG handle+
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  * @param  __INTERRUPT__  specifies the interrupt to enable.+
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  *         This parameter can be one of the following values:+
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  *            @arg WWDG_IT_EWI: Early wakeup interrupt+
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  * @note   Once enabled this interrupt cannot be disabled except by a system reset.+
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  * @retval None+
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  */+
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#define __HAL_WWDG_ENABLE_IT(__HANDLE__, __INTERRUPT__)       SET_BIT((__HANDLE__)->Instance->CFR, (__INTERRUPT__))+
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+
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/**+
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  * @brief  Checks whether the selected WWDG interrupt has occurred or not.+
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  * @param  __HANDLE__  WWDG handle+
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  * @param  __INTERRUPT__  specifies the it to check.+
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  *        This parameter can be one of the following values:+
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  *            @arg WWDG_FLAG_EWIF: Early wakeup interrupt IT+
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  * @retval The new state of WWDG_FLAG (SET or RESET).+
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  */+
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#define __HAL_WWDG_GET_IT(__HANDLE__, __INTERRUPT__)       __HAL_WWDG_GET_FLAG((__HANDLE__),(__INTERRUPT__))+
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+
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/** @brief  Clear the WWDG's interrupt pending bits+
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  *         bits to clear the selected interrupt pending bits.+
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  * @param  __HANDLE__ WWDG handle+
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  * @param  __INTERRUPT__ specifies the interrupt pending bit to clear.+
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  *         This parameter can be one of the following values:+
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  *            @arg WWDG_FLAG_EWIF: Early wakeup interrupt flag+
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  */+
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#define __HAL_WWDG_CLEAR_IT(__HANDLE__, __INTERRUPT__)     __HAL_WWDG_CLEAR_FLAG((__HANDLE__), (__INTERRUPT__))+
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+
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/**+
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  * @brief  Check whether the specified WWDG flag is set or not.+
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  * @param  __HANDLE__  WWDG handle+
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  * @param  __FLAG__  specifies the flag to check.+
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  *         This parameter can be one of the following values:+
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  *            @arg WWDG_FLAG_EWIF: Early wakeup interrupt flag+
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  * @retval The new state of WWDG_FLAG (SET or RESET).+
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  */+
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#define __HAL_WWDG_GET_FLAG(__HANDLE__, __FLAG__) (((__HANDLE__)->Instance->SR & (__FLAG__)) == (__FLAG__))+
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+
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/**+
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  * @brief  Clears the WWDG's pending flags.+
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  * @param  __HANDLE__ WWDG handle+
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  * @param  __FLAG__ specifies the flag to clear.+
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  *         This parameter can be one of the following values:+
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  *            @arg WWDG_FLAG_EWIF: Early wakeup interrupt flag+
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  * @retval None+
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  */+
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#define __HAL_WWDG_CLEAR_FLAG(__HANDLE__, __FLAG__) (((__HANDLE__)->Instance->SR) = ~(__FLAG__))+
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+
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/** @brief  Checks if the specified WWDG interrupt source is enabled or disabled.+
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  * @param  __HANDLE__ WWDG Handle.+
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  * @param  __INTERRUPT__ specifies the WWDG interrupt source to check.+
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  *          This parameter can be one of the following values:+
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  *            @arg WWDG_IT_EWI: Early Wakeup Interrupt+
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  * @retval state of __INTERRUPT__ (TRUE or FALSE).+
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  */+
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#define __HAL_WWDG_GET_IT_SOURCE(__HANDLE__, __INTERRUPT__) (((__HANDLE__)->Instance->CFR & (__INTERRUPT__)) == (__INTERRUPT__))+
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+
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/**+
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  * @}+
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  */+
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+
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/* Exported functions --------------------------------------------------------*/+
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/** @addtogroup WWDG_Exported_Functions+
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  * @{+
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  */+
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+
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/** @addtogroup WWDG_Exported_Functions_Group1+
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  * @{+
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  */+
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/* Initialization/de-initialization functions  **********************************/+
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HAL_StatusTypeDef     HAL_WWDG_Init(WWDG_HandleTypeDef *hwwdg);+
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void                  HAL_WWDG_MspInit(WWDG_HandleTypeDef *hwwdg);+
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/**+
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  * @}+
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  */+
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+
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/** @addtogroup WWDG_Exported_Functions_Group2+
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  * @{+
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  */+
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/* I/O operation functions ******************************************************/+
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HAL_StatusTypeDef     HAL_WWDG_Refresh(WWDG_HandleTypeDef *hwwdg);+
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void                  HAL_WWDG_IRQHandler(WWDG_HandleTypeDef *hwwdg);+
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void                  HAL_WWDG_EarlyWakeupCallback(WWDG_HandleTypeDef* hwwdg);+
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/**+
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  * @}+
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  */+
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+
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/**+
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  * @}+
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  */+
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+
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/**+
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  * @}+
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  */+
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+
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/**+
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  * @}+
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  */+
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+
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#ifdef __cplusplus+
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}+
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#endif+
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+
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#endif /* __STM32F4xx_HAL_WWDG_H */+
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+
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/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/+
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