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/**
******************************************************************************
* @file stm32u0xx_hal_exti.h
* @author MCD Application Team
* @brief Header file of EXTI HAL module.
******************************************************************************
* @attention
*
* Copyright (c) 2023 STMicroelectronics.
* All rights reserved.
*
* This software is licensed under terms that can be found in the LICENSE file
* in the root directory of this software component.
* If no LICENSE file comes with this software, it is provided AS-IS.
*
******************************************************************************
*/
/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef STM32U0xx_HAL_EXTI_H
#define STM32U0xx_HAL_EXTI_H
#ifdef __cplusplus
extern "C" {
#endif
/* Includes ------------------------------------------------------------------*/
#include "stm32u0xx_hal_def.h"
/** @addtogroup STM32U0xx_HAL_Driver
* @{
*/
/** @defgroup EXTI EXTI
* @brief EXTI HAL module driver
* @{
*/
/* Exported types ------------------------------------------------------------*/
/** @defgroup EXTI_Exported_Types EXTI Exported Types
* @{
*/
typedef enum
{
HAL_EXTI_COMMON_CB_ID = 0x00U,
HAL_EXTI_RISING_CB_ID = 0x01U,
HAL_EXTI_FALLING_CB_ID = 0x02U,
} EXTI_CallbackIDTypeDef;
/**
* @brief EXTI Handle structure definition
*/
typedef struct
{
uint32_t Line; /*!< Exti line number */
void (* RisingCallback)(void); /*!< Exti rising callback */
void (* FallingCallback)(void); /*!< Exti falling callback */
} EXTI_HandleTypeDef;
/**
* @brief EXTI Configuration structure definition
*/
typedef struct
{
uint32_t Line; /*!< The Exti line to be configured. This parameter
can be a value of @ref EXTI_Line */
uint32_t Mode; /*!< The Exit Mode to be configured for a core.
This parameter can be a combination of @ref EXTI_Mode */
uint32_t Trigger; /*!< The Exti Trigger to be configured. This parameter
can be a value of @ref EXTI_Trigger */
uint32_t GPIOSel; /*!< The Exti GPIO multiplexer selection to be configured.
This parameter is only possible for line 0 to 15. It
can be a value of @ref EXTI_GPIOSel */
} EXTI_ConfigTypeDef;
/**
* @}
*/
/* Exported constants --------------------------------------------------------*/
/** @defgroup EXTI_Exported_Constants EXTI Exported Constants
* @{
*/
/** @defgroup EXTI_Line EXTI Line
* @{
*/
#define EXTI_LINE_0 (EXTI_GPIO | EXTI_REG1 | 0x00U)
#define EXTI_LINE_1 (EXTI_GPIO | EXTI_REG1 | 0x01U)
#define EXTI_LINE_2 (EXTI_GPIO | EXTI_REG1 | 0x02U)
#define EXTI_LINE_3 (EXTI_GPIO | EXTI_REG1 | 0x03U)
#define EXTI_LINE_4 (EXTI_GPIO | EXTI_REG1 | 0x04U)
#define EXTI_LINE_5 (EXTI_GPIO | EXTI_REG1 | 0x05U)
#define EXTI_LINE_6 (EXTI_GPIO | EXTI_REG1 | 0x06U)
#define EXTI_LINE_7 (EXTI_GPIO | EXTI_REG1 | 0x07U)
#define EXTI_LINE_8 (EXTI_GPIO | EXTI_REG1 | 0x08U)
#define EXTI_LINE_9 (EXTI_GPIO | EXTI_REG1 | 0x09U)
#define EXTI_LINE_10 (EXTI_GPIO | EXTI_REG1 | 0x0AU)
#define EXTI_LINE_11 (EXTI_GPIO | EXTI_REG1 | 0x0BU)
#define EXTI_LINE_12 (EXTI_GPIO | EXTI_REG1 | 0x0CU)
#define EXTI_LINE_13 (EXTI_GPIO | EXTI_REG1 | 0x0DU)
#define EXTI_LINE_14 (EXTI_GPIO | EXTI_REG1 | 0x0EU)
#define EXTI_LINE_15 (EXTI_GPIO | EXTI_REG1 | 0x0FU)
#define EXTI_LINE_16 (EXTI_CONFIG | EXTI_REG1 | 0x10U)
#define EXTI_LINE_17 (EXTI_CONFIG | EXTI_REG1 | 0x11U)
#if defined(EXTI_IMR1_IM18)
#define EXTI_LINE_18 (EXTI_CONFIG | EXTI_REG1 | 0x12U)
#endif /* EXTI_IMR1_IM18 */
#if defined(EXTI_IMR1_IM19)
#define EXTI_LINE_19 (EXTI_CONFIG | EXTI_REG1 | 0x13U)
#endif /* EXTI_IMR1_IM19 */
#define EXTI_LINE_20 (EXTI_CONFIG | EXTI_REG1 | 0x14U)
#define EXTI_LINE_21 (EXTI_CONFIG | EXTI_REG1 | 0x15U)
#if defined(EXTI_IMR1_IM22)
#define EXTI_LINE_22 (EXTI_DIRECT | EXTI_REG1 | 0x16U)
#endif /* EXTI_IMR1_IM22 */
#define EXTI_LINE_23 (EXTI_DIRECT | EXTI_REG1 | 0x17U)
#define EXTI_LINE_24 (EXTI_DIRECT | EXTI_REG1 | 0x18U)
#define EXTI_LINE_25 (EXTI_DIRECT | EXTI_REG1 | 0x19U)
#if defined(EXTI_IMR1_IM26)
#define EXTI_LINE_26 (EXTI_DIRECT | EXTI_REG1 | 0x1AU)
#endif /* EXTI_IMR1_IM26 */
#define EXTI_LINE_27 (EXTI_DIRECT | EXTI_REG1 | 0x1BU)
#define EXTI_LINE_28 (EXTI_DIRECT | EXTI_REG1 | 0x1CU)
#define EXTI_LINE_29 (EXTI_DIRECT | EXTI_REG1 | 0x1DU)
#define EXTI_LINE_30 (EXTI_DIRECT | EXTI_REG1 | 0x1EU)
#define EXTI_LINE_31 (EXTI_DIRECT | EXTI_REG1 | 0x1FU)
#if defined(EXTI_IMR2_IM32)
#define EXTI_LINE_32 (EXTI_DIRECT | EXTI_REG2 | 0x00U)
#endif /* EXTI_IMR2_IM32 */
#define EXTI_LINE_33 (EXTI_DIRECT | EXTI_REG2 | 0x01U)
#define EXTI_LINE_34 (EXTI_DIRECT | EXTI_REG2 | 0x02U)
#define EXTI_LINE_35 (EXTI_DIRECT | EXTI_REG2 | 0x03U)
#if defined(EXTI_IMR2_IM36)
#define EXTI_LINE_36 (EXTI_DIRECT | EXTI_REG2 | 0x04U)
#endif /* EXTI_IMR2_IM36 */
#define EXTI_LINE_37 (EXTI_DIRECT | EXTI_REG2 | 0x05U)
/**
* @}
*/
/** @defgroup EXTI_Mode EXTI Mode
* @{
*/
#define EXTI_MODE_NONE 0x00000000U
#define EXTI_MODE_INTERRUPT 0x00000001U
#define EXTI_MODE_EVENT 0x00000002U
/**
* @}
*/
/** @defgroup EXTI_Trigger EXTI Trigger
* @{
*/
#define EXTI_TRIGGER_NONE 0x00000000U
#define EXTI_TRIGGER_RISING 0x00000001U
#define EXTI_TRIGGER_FALLING 0x00000002U
#define EXTI_TRIGGER_RISING_FALLING (EXTI_TRIGGER_RISING | EXTI_TRIGGER_FALLING)
/**
* @}
*/
/** @defgroup EXTI_GPIOSel EXTI GPIOSel
* @brief
* @{
*/
#define EXTI_GPIOA 0x00000000U
#define EXTI_GPIOB 0x00000001U
#define EXTI_GPIOC 0x00000002U
#define EXTI_GPIOD 0x00000003U
#if defined(GPIOE)
#define EXTI_GPIOE 0x00000004U
#endif /* GPIOE */
#define EXTI_GPIOF 0x00000005U
/**
* @}
*/
/**
* @}
*/
/* Exported macro ------------------------------------------------------------*/
/** @defgroup EXTI_Exported_Macros EXTI Exported Macros
* @{
*/
/**
* @}
*/
/* Private constants --------------------------------------------------------*/
/** @defgroup EXTI_Private_Constants EXTI Private Constants
* @{
*/
/**
* @brief EXTI Line property definition
*/
#define EXTI_PROPERTY_SHIFT 24U
#define EXTI_DIRECT (0x01U << EXTI_PROPERTY_SHIFT)
#define EXTI_CONFIG (0x02U << EXTI_PROPERTY_SHIFT)
#define EXTI_GPIO ((0x04U << EXTI_PROPERTY_SHIFT) | EXTI_CONFIG)
#define EXTI_RESERVED (0x08U << EXTI_PROPERTY_SHIFT)
#define EXTI_PROPERTY_MASK (EXTI_DIRECT | EXTI_CONFIG | EXTI_GPIO)
/**
* @brief EXTI Register and bit usage
*/
#define EXTI_REG_SHIFT 16U
#define EXTI_REG1 (0x00U << EXTI_REG_SHIFT)
#define EXTI_REG2 (0x01U << EXTI_REG_SHIFT)
#define EXTI_REG_MASK (EXTI_REG1 | EXTI_REG2)
#define EXTI_PIN_MASK 0x0000001FU
/**
* @brief EXTI Mask for interrupt & event mode
*/
#define EXTI_MODE_MASK (EXTI_MODE_EVENT | EXTI_MODE_INTERRUPT)
/**
* @brief EXTI Mask for trigger possibilities
*/
#define EXTI_TRIGGER_MASK (EXTI_TRIGGER_RISING | EXTI_TRIGGER_FALLING)
/**
* @brief EXTI Line number
*/
#define EXTI_LINE_NB 38U
/**
* @}
*/
/* Private macros ------------------------------------------------------------*/
/** @defgroup EXTI_Private_Macros EXTI Private Macros
* @{
*/
#define IS_EXTI_LINE(__LINE__) ((((__LINE__) & ~(EXTI_PROPERTY_MASK | EXTI_REG_MASK | EXTI_PIN_MASK)) == 0x00U) && \
((((__LINE__) & EXTI_PROPERTY_MASK) == EXTI_DIRECT) || \
(((__LINE__) & EXTI_PROPERTY_MASK) == EXTI_CONFIG) || \
(((__LINE__) & EXTI_PROPERTY_MASK) == EXTI_GPIO)) && \
(((__LINE__) & (EXTI_REG_MASK | EXTI_PIN_MASK)) < \
(((EXTI_LINE_NB / 32) << EXTI_REG_SHIFT) | (EXTI_LINE_NB % 32))))
#define IS_EXTI_MODE(__LINE__) ((((__LINE__) & EXTI_MODE_MASK) != 0x00U) && \
(((__LINE__) & ~EXTI_MODE_MASK) == 0x00U))
#define IS_EXTI_TRIGGER(__LINE__) (((__LINE__) & ~EXTI_TRIGGER_MASK) == 0x00U)
#define IS_EXTI_PENDING_EDGE(__LINE__) (((__LINE__) == EXTI_TRIGGER_RISING) || \
((__LINE__) == EXTI_TRIGGER_FALLING))
#define IS_EXTI_CONFIG_LINE(__LINE__) (((__LINE__) & EXTI_CONFIG) != 0x00U)
#if defined(GPIOE)
#define IS_EXTI_GPIO_PORT(__PORT__) (((__PORT__) == EXTI_GPIOA) || \
((__PORT__) == EXTI_GPIOB) || \
((__PORT__) == EXTI_GPIOC) || \
((__PORT__) == EXTI_GPIOD) || \
((__PORT__) == EXTI_GPIOE) || \
((__PORT__) == EXTI_GPIOF))
#else
#define IS_EXTI_GPIO_PORT(__PORT__) (((__PORT__) == EXTI_GPIOA) || \
((__PORT__) == EXTI_GPIOB) || \
((__PORT__) == EXTI_GPIOC) || \
((__PORT__) == EXTI_GPIOD) || \
((__PORT__) == EXTI_GPIOF))
#endif /* GPIOE */
#define IS_EXTI_GPIO_PIN(__PIN__) ((__PIN__) < 16U)
/**
* @}
*/
/* Exported functions --------------------------------------------------------*/
/** @defgroup EXTI_Exported_Functions EXTI Exported Functions
* @brief EXTI Exported Functions
* @{
*/
/** @defgroup EXTI_Exported_Functions_Group1 Configuration functions
* @brief Configuration functions
* @{
*/
/* Configuration functions ****************************************************/
HAL_StatusTypeDef HAL_EXTI_SetConfigLine(EXTI_HandleTypeDef *hexti, EXTI_ConfigTypeDef *pExtiConfig);
HAL_StatusTypeDef HAL_EXTI_GetConfigLine(EXTI_HandleTypeDef *hexti, EXTI_ConfigTypeDef *pExtiConfig);
HAL_StatusTypeDef HAL_EXTI_ClearConfigLine(EXTI_HandleTypeDef *hexti);
HAL_StatusTypeDef HAL_EXTI_RegisterCallback(EXTI_HandleTypeDef *hexti, EXTI_CallbackIDTypeDef CallbackID,
void (*pPendingCbfn)(void));
HAL_StatusTypeDef HAL_EXTI_GetHandle(EXTI_HandleTypeDef *hexti, uint32_t ExtiLine);
/**
* @}
*/
/** @defgroup EXTI_Exported_Functions_Group2 IO operation functions
* @brief IO operation functions
* @{
*/
/* IO operation functions *****************************************************/
void HAL_EXTI_IRQHandler(EXTI_HandleTypeDef *hexti);
uint32_t HAL_EXTI_GetPending(EXTI_HandleTypeDef *hexti, uint32_t Edge);
void HAL_EXTI_ClearPending(EXTI_HandleTypeDef *hexti, uint32_t Edge);
void HAL_EXTI_GenerateSWI(EXTI_HandleTypeDef *hexti);
/**
* @}
*/
/**
* @}
*/
/**
* @}
*/
/**
* @}
*/
#ifdef __cplusplus
}
#endif
#endif /* STM32U0xx_HAL_EXTI_H */
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