AMiRo-OS

/**

  ******************************************************************************

  * @file    stm32f4xx_wwdg.h

  * @author  MCD Application Team

  * @version V1.1.0

  * @date    11-January-2013

  * @brief   This file contains all the functions prototypes for the WWDG firmware

  *          library.

  ******************************************************************************

  * @attention

  *

  * <h2><center>&copy; 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****/