text: /**
    ******************************************************************************
    * @file    stm32f30x_wwdg.h
    * @author  MCD Application Team
    * @version V1.0.0
    * @date    04-September-2012
    * @brief   This file contains all the functions prototypes for the WWDG 
    *          firmware library.    
    ******************************************************************************
    * @attention
    *
    * <h2><center>&copy; COPYRIGHT 2012 STMicroelectronics</center></h2>
    *
    * Licensed under MCD-ST Liberty SW License Agreement V2, (the "License");
    * You may not use this file except in compliance with the License.
    * You may obtain a copy of the License at:
    *
    *        http://www.st.com/software_license_agreement_liberty_v2
    *
    * Unless required by applicable law or agreed to in writing, software 
    * distributed under the License is distributed on an "AS IS" BASIS, 
    * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    * See the License for the specific language governing permissions and
    * limitations under the License.
    *
    ******************************************************************************
    */
  
  /* Define to prevent recursive inclusion -------------------------------------*/
  #ifndef __STM32F30X_WWDG_H
  #define __STM32F30X_WWDG_H
  
  #ifdef __cplusplus
   extern "C" {
  #endif
  
  /* Includes ------------------------------------------------------------------*/
  #include "stm32f30x.h"
  
  /** @addtogroup STM32F30x_StdPeriph_Driver
    * @{
    */
  
  /** @addtogroup WWDG
    * @{
    */ 
  /* Exported types ------------------------------------------------------------*/
  /* Exported constants --------------------------------------------------------*/
  
  /** @defgroup WWDG_Exported_Constants
    * @{
    */ 
    
  /** @defgroup WWDG_Prescaler 
    * @{
    */ 
    
  #define WWDG_Prescaler_1    ((uint32_t)0x00000000)
  #define WWDG_Prescaler_2    ((uint32_t)0x00000080)
  #define WWDG_Prescaler_4    ((uint32_t)0x00000100)
  #define WWDG_Prescaler_8    ((uint32_t)0x00000180)
  #define IS_WWDG_PRESCALER(PRESCALER) (((PRESCALER) == WWDG_Prescaler_1) || \
                                        ((PRESCALER) == WWDG_Prescaler_2) || \
                                        ((PRESCALER) == WWDG_Prescaler_4) || \
                                        ((PRESCALER) == WWDG_Prescaler_8))
  #define IS_WWDG_WINDOW_VALUE(VALUE) ((VALUE) <= 0x7F)
  #define IS_WWDG_COUNTER(COUNTER) (((COUNTER) >= 0x40) && ((COUNTER) <= 0x7F))
  
  /**
    * @}
    */ 
  
  /**
    * @}
    */ 
  
  /* Exported macro ------------------------------------------------------------*/
  /* Exported functions ------------------------------------------------------- */
  /*  Function used to set the WWDG configuration to the default reset state ****/  
  void WWDG_DeInit(void);
  
  /* Prescaler, Refresh window and Counter configuration functions **************/
  void WWDG_SetPrescaler(uint32_t WWDG_Prescaler);
  void WWDG_SetWindowValue(uint8_t WindowValue);
  void WWDG_EnableIT(void);
  void WWDG_SetCounter(uint8_t Counter);
  
  /* WWDG activation functions **************************************************/
  void WWDG_Enable(uint8_t Counter);
  
  /* Interrupts and flags management functions **********************************/
  FlagStatus WWDG_GetFlagStatus(void);
  void WWDG_ClearFlag(void);
  
  #ifdef __cplusplus
  }
  #endif
  
  #endif /* __STM32F30X_WWDG_H */
  
  /**
    * @}
    */ 
  
  /**
    * @}
    */ 
  
  /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
  