stm32f4xx_wwdg.h

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/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef __STM32F4xx_WWDG_H
#define __STM32F4xx_WWDG_H

#ifdef __cplusplus
 extern "C" {
#endif

/* Includes ------------------------------------------------------------------*/
#include "stm32f4xx.h"

/* Exported types ------------------------------------------------------------*/
/* Exported constants --------------------------------------------------------*/

#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 function ***************************************************/
void WWDG_Enable(uint8_t Counter);

/* Interrupts and flags management functions **********************************/
FlagStatus WWDG_GetFlagStatus(void);
void WWDG_ClearFlag(void);

#ifdef __cplusplus
}
#endif

#endif /* __STM32F4xx_WWDG_H */

/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/