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targets/cmsis/TARGET_STM/TARGET_STM32F0/stm32f0xx_hal_wwdg.h
- Committer:
- mbed_official
- Date:
- 2015-09-28
- Revision:
- 630:825f75ca301e
- Parent:
- 441:d2c15dda23c1
File content as of revision 630:825f75ca301e:
/** ****************************************************************************** * @file stm32f0xx_hal_wwdg.h * @author MCD Application Team * @version V1.3.0 * @date 26-June-2015 * @brief Header file of WWDG HAL module. ****************************************************************************** * @attention * * <h2><center>© COPYRIGHT(c) 2015 STMicroelectronics</center></h2> * * Redistribution and use in source and binary forms, with or without modification, * are permitted provided that the following conditions are met: * 1. Redistributions of source code must retain the above copyright notice, * this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright notice, * this list of conditions and the following disclaimer in the documentation * and/or other materials provided with the distribution. * 3. Neither the name of STMicroelectronics nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * ****************************************************************************** */ /* Define to prevent recursive inclusion -------------------------------------*/ #ifndef __STM32F0xx_HAL_WWDG_H #define __STM32F0xx_HAL_WWDG_H #ifdef __cplusplus extern "C" { #endif /* Includes ------------------------------------------------------------------*/ #include "stm32f0xx_hal_def.h" /** @addtogroup STM32F0xx_HAL_Driver * @{ */ /** @addtogroup WWDG * @{ */ /* Exported types ------------------------------------------------------------*/ /** @defgroup WWDG_Exported_Types WWDG Exported Types * @{ */ /** * @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_TIMEOUT = 0x03, /*!< WWDG timeout state */ HAL_WWDG_STATE_ERROR = 0x04 /*!< WWDG error state */ }HAL_WWDG_StateTypeDef; /** * @brief WWDG Init structure definition */ typedef struct { 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 */ } WWDG_InitTypeDef; /** * @brief WWDG handle Structure definition */ typedef struct { WWDG_TypeDef *Instance; /*!< Register base address */ WWDG_InitTypeDef Init; /*!< WWDG required parameters */ HAL_LockTypeDef Lock; /*!< WWDG locking object */ __IO HAL_WWDG_StateTypeDef State; /*!< WWDG communication state */ } WWDG_HandleTypeDef; /** * @} */ /* Exported constants --------------------------------------------------------*/ /** @defgroup WWDG_Exported_Constants WWDG Exported Constants * @{ */ /** @defgroup WWDG_Interrupt_definition WWDG Interrupt definition * @{ */ #define WWDG_IT_EWI WWDG_CFR_EWI /*!< Early wakeup interrupt */ /** * @} */ /** @defgroup WWDG_Flag_definition WWDG Flag definition * @brief WWDG Flag definition * @{ */ #define WWDG_FLAG_EWIF WWDG_SR_EWIF /*!< Early wakeup interrupt flag */ /** * @} */ /** @defgroup WWDG_Prescaler WWDG Prescaler * @{ */ #define WWDG_PRESCALER_1 ((uint32_t)0x00000000) /*!< WWDG counter clock = (PCLK1/4096)/1 */ #define WWDG_PRESCALER_2 WWDG_CFR_WDGTB0 /*!< WWDG counter clock = (PCLK1/4096)/2 */ #define WWDG_PRESCALER_4 WWDG_CFR_WDGTB1 /*!< WWDG counter clock = (PCLK1/4096)/4 */ #define WWDG_PRESCALER_8 WWDG_CFR_WDGTB /*!< WWDG counter clock = (PCLK1/4096)/8 */ /** * @} */ /** * @} */ /* Private macros ------------------------------------------------------------*/ /** @defgroup WWDG_Private_Macros WWDG Private Macros * @{ */ #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(__WINDOW__) ((__WINDOW__) <= 0x7F) #define IS_WWDG_COUNTER(__COUNTER__) (((__COUNTER__) >= 0x40) && ((__COUNTER__) <= 0x7F)) /** * @} */ /* Exported macros ------------------------------------------------------------*/ /** @defgroup WWDG_Exported_Macros WWDG Exported Macros * @{ */ /** @brief Reset WWDG handle state. * @param __HANDLE__: WWDG handle * @retval None */ #define __HAL_WWDG_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_WWDG_STATE_RESET) /** * @brief Enable the WWDG peripheral. * @param __HANDLE__: WWDG handle * @retval None */ #define __HAL_WWDG_ENABLE(__HANDLE__) ((__HANDLE__)->Instance->CR |= WWDG_CR_WDGA) /** * @brief Disable the WWDG peripheral. * @param __HANDLE__: WWDG handle * @note WARNING: This is a dummy macro for HAL code alignment. * Once enable, WWDG Peripheral cannot be disabled except by a system reset. * @retval None */ #define __HAL_WWDG_DISABLE(__HANDLE__) /* dummy macro */ /** * @brief Enable the WWDG early wakeup interrupt. * @param __HANDLE__: WWDG handle * @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(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->CFR |= (__INTERRUPT__)) /** * @brief Disable the WWDG early wakeup interrupt. * @param __HANDLE__: WWDG handle * @param __INTERRUPT__: specifies the interrupt to disable. * This parameter can be one of the following values: * @arg WWDG_IT_EWI: Early wakeup interrupt * @note WARNING: This is a dummy macro for HAL code alignment. * Once enabled this interrupt cannot be disabled except by a system reset. * @retval None */ #define __HAL_WWDG_DISABLE_IT(__HANDLE__, __INTERRUPT__) /* dummy macro */ /** * @brief Check whether the selected WWDG interrupt has occurred or not. * @param __HANDLE__: WWDG handle * @param __INTERRUPT__: specifies the it to check. * This parameter can be one of the following values: * @arg WWDG_FLAG_EWIF: Early wakeup interrupt IT * @retval The new state of WWDG_FLAG (SET or RESET). */ #define __HAL_WWDG_GET_IT(__HANDLE__, __INTERRUPT__) (((__HANDLE__)->Instance->SR & (__INTERRUPT__)) == (__INTERRUPT__)) /** @brief Clear the WWDG 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__) ((__HANDLE__)->Instance->SR = ~(__INTERRUPT__)) /** * @brief Check whether the specified WWDG flag is set or not. * @param __HANDLE__: WWDG handle * @param __FLAG__: specifies the flag to check. * This parameter can be one of the following values: * @arg WWDG_FLAG_EWIF: Early wakeup interrupt flag * @retval The new state of WWDG_FLAG (SET or RESET). */ #define __HAL_WWDG_GET_FLAG(__HANDLE__, __FLAG__) (((__HANDLE__)->Instance->SR & (__FLAG__)) == (__FLAG__)) /** * @brief Clear the WWDG's pending flags. * @param __HANDLE__: WWDG handle * @param __FLAG__: specifies the flag to clear. * This parameter can be one of the following values: * @arg WWDG_FLAG_EWIF: Early wakeup interrupt flag * @retval None */ #define __HAL_WWDG_CLEAR_FLAG(__HANDLE__, __FLAG__) ((__HANDLE__)->Instance->SR = ~(__FLAG__)) /** @brief Check whether the specified WWDG interrupt source is enabled or not. * @param __HANDLE__: WWDG Handle. * @param __INTERRUPT__: specifies the WWDG interrupt source to check. * This parameter can be one of the following values: * @arg WWDG_IT_EWI: Early Wakeup Interrupt * @retval state of __INTERRUPT__ (TRUE or FALSE). */ #define __HAL_WWDG_GET_IT_SOURCE(__HANDLE__, __INTERRUPT__) (((__HANDLE__)->Instance->CFR & (__INTERRUPT__)) == (__INTERRUPT__)) /** * @} */ /* Exported functions --------------------------------------------------------*/ /** @addtogroup WWDG_Exported_Functions * @{ */ /** @addtogroup WWDG_Exported_Functions_Group1 * @{ */ /* Initialization/de-initialization functions **********************************/ HAL_StatusTypeDef HAL_WWDG_Init(WWDG_HandleTypeDef *hwwdg); HAL_StatusTypeDef HAL_WWDG_DeInit(WWDG_HandleTypeDef *hwwdg); void HAL_WWDG_MspInit(WWDG_HandleTypeDef *hwwdg); void HAL_WWDG_MspDeInit(WWDG_HandleTypeDef *hwwdg); /** * @} */ /** @addtogroup WWDG_Exported_Functions_Group2 * @{ */ /* I/O operation functions ******************************************************/ HAL_StatusTypeDef HAL_WWDG_Start(WWDG_HandleTypeDef *hwwdg); HAL_StatusTypeDef HAL_WWDG_Start_IT(WWDG_HandleTypeDef *hwwdg); HAL_StatusTypeDef HAL_WWDG_Refresh(WWDG_HandleTypeDef *hwwdg, uint32_t Counter); void HAL_WWDG_IRQHandler(WWDG_HandleTypeDef *hwwdg); void HAL_WWDG_WakeupCallback(WWDG_HandleTypeDef* hwwdg); /** * @} */ /** @addtogroup WWDG_Exported_Functions_Group3 * @{ */ /* Peripheral State functions **************************************************/ HAL_WWDG_StateTypeDef HAL_WWDG_GetState(WWDG_HandleTypeDef *hwwdg); /** * @} */ /** * @} */ /** * @} */ /** * @} */ #ifdef __cplusplus } #endif #endif /* __STM32F0xx_HAL_WWDG_H */ /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/