Important changes to repositories hosted on mbed.com
Mbed hosted mercurial repositories are deprecated and are due to be permanently deleted in July 2026.
To keep a copy of this software download the repository Zip archive or clone locally using Mercurial.
It is also possible to export all your personal repositories from the account settings page.
Fork of mbed by
Diff: TARGET_NUCLEO_F401RE/stm32f4xx_hal_wwdg.h
- Revision:
- 90:cb3d968589d8
- Parent:
- 85:024bf7f99721
--- a/TARGET_NUCLEO_F401RE/stm32f4xx_hal_wwdg.h Fri Sep 12 16:41:52 2014 +0100 +++ b/TARGET_NUCLEO_F401RE/stm32f4xx_hal_wwdg.h Tue Oct 28 16:40:41 2014 +0000 @@ -2,8 +2,8 @@ ****************************************************************************** * @file stm32f4xx_hal_wwdg.h * @author MCD Application Team - * @version V1.1.0RC2 - * @date 14-May-2014 + * @version V1.1.0 + * @date 19-June-2014 * @brief Header file of WWDG HAL module. ****************************************************************************** * @attention @@ -54,19 +54,18 @@ * @{ */ -/* Exported types ------------------------------------------------------------*/ +/* Exported types ------------------------------------------------------------*/ -/** - * @brief WWDG HAL State Structure definition - */ +/** + * @brief WWDG HAL State Structure definition + */ typedef enum { HAL_WWDG_STATE_RESET = 0x00, /*!< WWDG not yet initialized or disabled */ HAL_WWDG_STATE_READY = 0x01, /*!< WWDG initialized and ready for use */ - HAL_WWDG_STATE_BUSY = 0x02, /*!< WWDG internal process is ongoing */ + HAL_WWDG_STATE_BUSY = 0x02, /*!< WWDG internal process is ongoing */ HAL_WWDG_STATE_TIMEOUT = 0x03, /*!< WWDG timeout state */ HAL_WWDG_STATE_ERROR = 0x04 /*!< WWDG error state */ - }HAL_WWDG_StateTypeDef; /** @@ -74,14 +73,14 @@ */ typedef struct { - uint32_t Prescaler; /*!< Specifies the prescaler. + uint32_t Prescaler; /*!< Specifies the prescaler value of the WWDG. This parameter can be a value of @ref WWDG_Prescaler */ uint32_t Window; /*!< Specifies the WWDG window value to be compared to the downcounter. This parameter must be a number lower than Max_Data = 0x80 */ uint32_t Counter; /*!< Specifies the WWDG free-running downcounter value. - This parameter must be a number between Min_Data = 0x40 and Max_Data = 0x7F */ + This parameter must be a number between Min_Data = 0x40 and Max_Data = 0x7F */ }WWDG_InitTypeDef; @@ -90,7 +89,7 @@ */ typedef struct { - WWDG_TypeDef *Instance; /*!< Register base address */ + WWDG_TypeDef *Instance; /*!< Register base address */ WWDG_InitTypeDef Init; /*!< WWDG required parameters */ @@ -102,7 +101,12 @@ /* Exported constants --------------------------------------------------------*/ +/** @defgroup WWDG_Exported_Constants + * @{ + */ + /** @defgroup WWDG_BitAddress_AliasRegion + * @brief WWDG registers bit address in the alias region * @{ */ @@ -119,7 +123,7 @@ */ #define WWDG_IT_EWI ((uint32_t)WWDG_CFR_EWI) -#define IS_WWDG_IT(IT) ((IT) == WWDG_IT_EWI) +#define IS_WWDG_IT(__IT__) ((__IT__) == WWDG_IT_EWI) /** * @} @@ -129,9 +133,9 @@ * @brief WWDG Flag definition * @{ */ -#define WWDG_FLAG_EWIF ((uint32_t)0x0001) /*!< Early wakeup interrupt flag */ +#define WWDG_FLAG_EWIF ((uint32_t)WWDG_SR_EWIF) /*!< Early wakeup interrupt flag */ +#define IS_WWDG_FLAG(__FLAG__) ((__FLAG__) == WWDG_FLAG_EWIF)) -#define IS_WWDG_FLAG(FLAG) ((FLAG) == WWDG_FLAG_EWIF)) /** * @} @@ -141,14 +145,14 @@ * @{ */ #define WWDG_PRESCALER_1 ((uint32_t)0x00000000) /*!< WWDG counter clock = (PCLK1/4096)/1 */ -#define WWDG_PRESCALER_2 ((uint32_t)0x00000080) /*!< WWDG counter clock = (PCLK1/4096)/2 */ -#define WWDG_PRESCALER_4 ((uint32_t)0x00000100) /*!< WWDG counter clock = (PCLK1/4096)/4 */ -#define WWDG_PRESCALER_8 ((uint32_t)0x00000180) /*!< WWDG counter clock = (PCLK1/4096)/8 */ +#define WWDG_PRESCALER_2 ((uint32_t)WWDG_CFR_WDGTB0) /*!< WWDG counter clock = (PCLK1/4096)/2 */ +#define WWDG_PRESCALER_4 ((uint32_t)WWDG_CFR_WDGTB1) /*!< WWDG counter clock = (PCLK1/4096)/4 */ +#define WWDG_PRESCALER_8 ((uint32_t)WWDG_CFR_WDGTB) /*!< WWDG counter clock = (PCLK1/4096)/8 */ -#define IS_WWDG_PRESCALER(PRESCALER) (((PRESCALER) == WWDG_PRESCALER_1) || \ - ((PRESCALER) == WWDG_PRESCALER_2) || \ - ((PRESCALER) == WWDG_PRESCALER_4) || \ - ((PRESCALER) == WWDG_PRESCALER_8)) +#define IS_WWDG_PRESCALER(__PRESCALER__) (((__PRESCALER__) == WWDG_PRESCALER_1) || \ + ((__PRESCALER__) == WWDG_PRESCALER_2) || \ + ((__PRESCALER__) == WWDG_PRESCALER_4) || \ + ((__PRESCALER__) == WWDG_PRESCALER_8)) /** * @} @@ -157,7 +161,7 @@ /** @defgroup WWDG_Window * @{ */ -#define IS_WWDG_WINDOW(WINDOW) ((WINDOW) <= 0x7F) +#define IS_WWDG_WINDOW(__WINDOW__) ((__WINDOW__) <= 0x7F) /** * @} @@ -166,7 +170,11 @@ /** @defgroup WWDG_Counter * @{ */ -#define IS_WWDG_COUNTER(COUNTER) (((COUNTER) >= 0x40) && ((COUNTER) <= 0x7F)) +#define IS_WWDG_COUNTER(__COUNTER__) (((__COUNTER__) >= 0x40) && ((__COUNTER__) <= 0x7F)) + +/** + * @} + */ /** * @} @@ -185,7 +193,7 @@ * @param __HANDLE__: WWDG handle * @retval None */ -#define __HAL_WWDG_ENABLE(__HANDLE__) ((__HANDLE__)->Instance->CR |= WWDG_CR_WDGA) +#define __HAL_WWDG_ENABLE(__HANDLE__) SET_BIT((__HANDLE__)->Instance->CR, WWDG_CR_WDGA) /** * @brief Gets the selected WWDG's flag status. @@ -205,15 +213,26 @@ * @arg WWDG_FLAG_EWIF: Early wakeup interrupt flag * @retval None */ -#define __HAL_WWDG_CLEAR_FLAG(__HANDLE__, __FLAG__) (((__HANDLE__)->Instance->SR) &= ~(__FLAG__)) +#define __HAL_WWDG_CLEAR_FLAG(__HANDLE__, __FLAG__) (((__HANDLE__)->Instance->SR) = ~(__FLAG__)) /** * @brief Enables the WWDG early wakeup interrupt. + * @param __INTERRUPT__: specifies the interrupt to enable. + * This parameter can be one of the following values: + * @arg WWDG_IT_EWI: Early wakeup interrupt * @note Once enabled this interrupt cannot be disabled except by a system reset. * @retval None */ #define __HAL_WWDG_ENABLE_IT(__INTERRUPT__) (*(__IO uint32_t *) CFR_BASE |= (__INTERRUPT__)) +/** @brief Clear the WWDG's interrupt pending bits + * bits to clear the selected interrupt pending bits. + * @param __HANDLE__: WWDG handle + * @param __INTERRUPT__: specifies the interrupt pending bit to clear. + * This parameter can be one of the following values: + * @arg WWDG_FLAG_EWIF: Early wakeup interrupt flag + */ +#define __HAL_WWDG_CLEAR_IT(__HANDLE__, __INTERRUPT__) __HAL_WWDG_CLEAR_FLAG((__HANDLE__), (__INTERRUPT__)) /* Exported functions --------------------------------------------------------*/ /* Initialization/de-initialization functions **********************************/