|
|
/**
|
|
|
******************************************************************************
|
|
|
* @file stm32f4xx_wwdg.h
|
|
|
* @author MCD Application Team
|
|
|
* @version V1.0.2
|
|
|
* @date 05-March-2012
|
|
|
* @brief This file contains all the functions prototypes for the WWDG firmware
|
|
|
* library.
|
|
|
******************************************************************************
|
|
|
* @attention
|
|
|
*
|
|
|
* <h2><center>© 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 __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****/
|
|
|
|
