2 ******************************************************************************
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3 * @file stm32f0xx_wwdg.h
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4 * @author MCD Application Team
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6 * @date 27-January-2012
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7 * @brief This file contains all the functions prototypes for the WWDG
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9 ******************************************************************************
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12 * THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
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13 * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
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14 * TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
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15 * DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
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16 * FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
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17 * CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
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19 * FOR MORE INFORMATION PLEASE READ CAREFULLY THE LICENSE AGREEMENT FILE
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20 * LOCATED IN THE ROOT DIRECTORY OF THIS FIRMWARE PACKAGE.
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22 * <h2><center>© COPYRIGHT 2012 STMicroelectronics</center></h2>
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23 ******************************************************************************
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26 /* Define to prevent recursive inclusion -------------------------------------*/
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27 #ifndef __STM32F0XX_WWDG_H
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28 #define __STM32F0XX_WWDG_H
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34 /* Includes ------------------------------------------------------------------*/
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35 #include "stm32f0xx.h"
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37 /** @addtogroup STM32F0xx_StdPeriph_Driver
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41 /** @addtogroup WWDG
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44 /* Exported types ------------------------------------------------------------*/
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45 /* Exported constants --------------------------------------------------------*/
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47 /** @defgroup WWDG_Exported_Constants
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51 /** @defgroup WWDG_Prescaler
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55 #define WWDG_Prescaler_1 ((uint32_t)0x00000000)
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56 #define WWDG_Prescaler_2 ((uint32_t)0x00000080)
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57 #define WWDG_Prescaler_4 ((uint32_t)0x00000100)
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58 #define WWDG_Prescaler_8 ((uint32_t)0x00000180)
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59 #define IS_WWDG_PRESCALER(PRESCALER) (((PRESCALER) == WWDG_Prescaler_1) || \
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60 ((PRESCALER) == WWDG_Prescaler_2) || \
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61 ((PRESCALER) == WWDG_Prescaler_4) || \
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62 ((PRESCALER) == WWDG_Prescaler_8))
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63 #define IS_WWDG_WINDOW_VALUE(VALUE) ((VALUE) <= 0x7F)
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64 #define IS_WWDG_COUNTER(COUNTER) (((COUNTER) >= 0x40) && ((COUNTER) <= 0x7F))
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74 /* Exported macro ------------------------------------------------------------*/
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75 /* Exported functions ------------------------------------------------------- */
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76 /* Function used to set the WWDG configuration to the default reset state ****/
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77 void WWDG_DeInit(void);
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79 /* Prescaler, Refresh window and Counter configuration functions **************/
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80 void WWDG_SetPrescaler(uint32_t WWDG_Prescaler);
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81 void WWDG_SetWindowValue(uint8_t WindowValue);
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82 void WWDG_EnableIT(void);
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83 void WWDG_SetCounter(uint8_t Counter);
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85 /* WWDG activation functions **************************************************/
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86 void WWDG_Enable(uint8_t Counter);
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88 /* Interrupts and flags management functions **********************************/
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89 FlagStatus WWDG_GetFlagStatus(void);
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90 void WWDG_ClearFlag(void);
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96 #endif /* __STM32F0XX_WWDG_H */
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106 /******************* (C) COPYRIGHT 2012 STMicroelectronics *****END OF FILE****/
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