ref: a8d8a94bfac9a6dfcbbfb463f62444f968637d5a
dir: /demos/stm32f429_disco/stm/stm32f4_spl/inc/stm32f4xx_wwdg.h/
/**
******************************************************************************
* @file stm32f4xx_wwdg.h
* @author MCD Application Team
* @version V1.3.0
* @date 08-November-2013
* @brief This file contains all the functions prototypes for the WWDG firmware
* library.
******************************************************************************
* @attention
*
* <h2><center>© COPYRIGHT 2013 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 __STM32F4xx_WWDG_H
#define __STM32F4xx_WWDG_H
#ifdef __cplusplus
extern "C" {
#endif
/* Includes ------------------------------------------------------------------*/
#include "stm32f4xx.h"
/** @addtogroup STM32F4xx_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 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****/