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106 lines
3.3 KiB
C
106 lines
3.3 KiB
C
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/**
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******************************************************************************
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* @file stm32f4xx_wwdg.h
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* @author MCD Application Team
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* @version V1.0.0
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* @date 30-September-2011
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* @brief This file contains all the functions prototypes for the WWDG firmware
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* library.
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******************************************************************************
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* @attention
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*
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* THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
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* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
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* TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
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* DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
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* FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
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* CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
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*
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* <h2><center>© COPYRIGHT 2011 STMicroelectronics</center></h2>
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******************************************************************************
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*/
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/* Define to prevent recursive inclusion -------------------------------------*/
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#ifndef __STM32F4xx_WWDG_H
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#define __STM32F4xx_WWDG_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* Includes ------------------------------------------------------------------*/
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#include "stm32f4xx.h"
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/** @addtogroup STM32F4xx_StdPeriph_Driver
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* @{
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*/
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/** @addtogroup WWDG
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* @{
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*/
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/* Exported types ------------------------------------------------------------*/
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/* Exported constants --------------------------------------------------------*/
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/** @defgroup WWDG_Exported_Constants
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* @{
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*/
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/** @defgroup WWDG_Prescaler
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* @{
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*/
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#define WWDG_Prescaler_1 ((uint32_t)0x00000000)
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#define WWDG_Prescaler_2 ((uint32_t)0x00000080)
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#define WWDG_Prescaler_4 ((uint32_t)0x00000100)
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#define WWDG_Prescaler_8 ((uint32_t)0x00000180)
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#define IS_WWDG_PRESCALER(PRESCALER) (((PRESCALER) == WWDG_Prescaler_1) || \
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((PRESCALER) == WWDG_Prescaler_2) || \
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((PRESCALER) == WWDG_Prescaler_4) || \
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((PRESCALER) == WWDG_Prescaler_8))
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#define IS_WWDG_WINDOW_VALUE(VALUE) ((VALUE) <= 0x7F)
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#define IS_WWDG_COUNTER(COUNTER) (((COUNTER) >= 0x40) && ((COUNTER) <= 0x7F))
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/**
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* @}
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*/
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/**
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* @}
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*/
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/* Exported macro ------------------------------------------------------------*/
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/* Exported functions --------------------------------------------------------*/
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/* Function used to set the WWDG configuration to the default reset state ****/
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void WWDG_DeInit(void);
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/* Prescaler, Refresh window and Counter configuration functions **************/
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void WWDG_SetPrescaler(uint32_t WWDG_Prescaler);
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void WWDG_SetWindowValue(uint8_t WindowValue);
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void WWDG_EnableIT(void);
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void WWDG_SetCounter(uint8_t Counter);
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/* WWDG activation function ***************************************************/
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void WWDG_Enable(uint8_t Counter);
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/* Interrupts and flags management functions **********************************/
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FlagStatus WWDG_GetFlagStatus(void);
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void WWDG_ClearFlag(void);
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#ifdef __cplusplus
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}
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#endif
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#endif /* __STM32F4xx_WWDG_H */
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/**
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* @}
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*/
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/**
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* @}
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*/
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/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/
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