/**
******************************************************************************
* @file stm32l1xx_hal_exti.h
* @author MCD Application Team
* @brief Header file of EXTI HAL module.
******************************************************************************
* @attention
*
* <h2><center>© Copyright (c) 2020 STMicroelectronics.
* All rights reserved.</center></h2>
*
* This software component is licensed by ST under BSD 3-Clause license,
* the "License"; You may not use this file except in compliance with the
* License. You may obtain a copy of the License at:
* opensource.org/licenses/BSD-3-Clause
*
******************************************************************************
*/
/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef STM32L1xx_HAL_EXTI_H
#define STM32L1xx_HAL_EXTI_H
#ifdef __cplusplus
extern "C" {
#endif
/* Includes ------------------------------------------------------------------*/
#include "stm32l1xx_hal_def.h"
/** @addtogroup STM32L1xx_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
} EXTI_CallbackIDTypeDef;
/**
* @brief EXTI Handle structure definition
*/
typedef struct
{
uint32_t Line; /*!< Exti line number */
void (* PendingCallback)(void); /*!< Exti pending 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 | 0x00u) /*!< External interrupt line 0 */
#define EXTI_LINE_1 (EXTI_GPIO | 0x01u) /*!< External interrupt line 1 */
#define EXTI_LINE_2 (EXTI_GPIO | 0x02u) /*!< External interrupt line 2 */
#define EXTI_LINE_3 (EXTI_GPIO | 0x03u) /*!< External interrupt line 3 */
#define EXTI_LINE_4 (EXTI_GPIO | 0x04u) /*!< External interrupt line 4 */
#define EXTI_LINE_5 (EXTI_GPIO | 0x05u) /*!< External interrupt line 5 */
#define EXTI_LINE_6 (EXTI_GPIO | 0x06u) /*!< External interrupt line 6 */
#define EXTI_LINE_7 (EXTI_GPIO | 0x07u) /*!< External interrupt line 7 */
#define EXTI_LINE_8 (EXTI_GPIO | 0x08u) /*!< External interrupt line 8 */
#define EXTI_LINE_9 (EXTI_GPIO | 0x09u) /*!< External interrupt line 9 */
#define EXTI_LINE_10 (EXTI_GPIO | 0x0Au) /*!< External interrupt line 10 */
#define EXTI_LINE_11 (EXTI_GPIO | 0x0Bu) /*!< External interrupt line 11 */
#define EXTI_LINE_12 (EXTI_GPIO | 0x0Cu) /*!< External interrupt line 12 */
#define EXTI_LINE_13 (EXTI_GPIO | 0x0Du) /*!< External interrupt line 13 */
#define EXTI_LINE_14 (EXTI_GPIO | 0x0Eu) /*!< External interrupt line 14 */
#define EXTI_LINE_15 (EXTI_GPIO | 0x0Fu) /*!< External interrupt line 15 */
#define EXTI_LINE_16 (EXTI_CONFIG | 0x10u) /*!< External interrupt line 16 Connected to the PVD Output */
#define EXTI_LINE_17 (EXTI_CONFIG | 0x11u) /*!< External interrupt line 17 Connected to the RTC Alarm event */
#define EXTI_LINE_18 (EXTI_CONFIG | 0x12u) /*!< External interrupt line 18 Connected to the USB Device FS Wakeup from suspend event */
#define EXTI_LINE_19 (EXTI_CONFIG | 0x13u) /*!< External interrupt line 19 Connected to the RTC Tamper and Time Stamp events */
#define EXTI_LINE_20 (EXTI_CONFIG | 0x14u) /*!< External interrupt line 20 Connected to the RTC Wakeup event */
#define EXTI_LINE_21 (EXTI_CONFIG | 0x15u) /*!< External interrupt line 21 Connected to the Comparator 1 output */
#define EXTI_LINE_22 (EXTI_CONFIG | 0x16u) /*!< External interrupt line 22 Connected to the Comparator 2 output */
#if defined(EXTI_IMR_IM23)
#define EXTI_LINE_23 (EXTI_CONFIG | 0x17u) /*!< External interrupt line 23 Connected to the channel acquisition interrupt */
#endif /* EXTI_IMR_IM23 */
/**
* @}
*/
/** @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 */
#if defined (GPIOF)
#define EXTI_GPIOF 0x00000005u
#endif /* GPIOF */
#if defined (GPIOG)
#define EXTI_GPIOG 0x00000006u
#endif /* GPIOG */
#define EXTI_GPIOH 0x00000007u
/**
* @}
*/
/**
* @}
*/
/* 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_CONFIG (0x02uL << EXTI_PROPERTY_SHIFT)
#define EXTI_GPIO ((0x04uL << EXTI_PROPERTY_SHIFT) | EXTI_CONFIG)
#define EXTI_RESERVED (0x08uL << EXTI_PROPERTY_SHIFT)
#define EXTI_PROPERTY_MASK (EXTI_CONFIG | EXTI_GPIO)
/**
* @brief EXTI bit usage
*/
#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
*/
#if defined(EXTI_IMR_IM23)
#define EXTI_LINE_NB 24UL
#else
#define EXTI_LINE_NB 23UL
#endif /* EXTI_IMR_IM23 */
/**
* @}
*/
/* Private macros ------------------------------------------------------------*/
/** @defgroup EXTI_Private_Macros EXTI Private Macros
* @{
*/
#define IS_EXTI_LINE(__LINE__) ((((__LINE__) & ~(EXTI_PROPERTY_MASK | EXTI_PIN_MASK)) == 0x00u) && \
((((__LINE__) & EXTI_PROPERTY_MASK) == EXTI_CONFIG) || \
(((__LINE__) & EXTI_PROPERTY_MASK) == EXTI_GPIO)) && \
(((__LINE__) & EXTI_PIN_MASK) < EXTI_LINE_NB))
#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_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_GPIOH))
#elif !defined (GPIOF)
#define IS_EXTI_GPIO_PORT(__PORT__) (((__PORT__) == EXTI_GPIOA) || \
((__PORT__) == EXTI_GPIOB) || \
((__PORT__) == EXTI_GPIOC) || \
((__PORT__) == EXTI_GPIOD) || \
((__PORT__) == EXTI_GPIOE) || \
((__PORT__) == EXTI_GPIOH))
#else
#define IS_EXTI_GPIO_PORT(__PORT__) (((__PORT__) == EXTI_GPIOA) || \
((__PORT__) == EXTI_GPIOB) || \
((__PORT__) == EXTI_GPIOC) || \
((__PORT__) == EXTI_GPIOD) || \
((__PORT__) == EXTI_GPIOE) || \
((__PORT__) == EXTI_GPIOF) || \
((__PORT__) == EXTI_GPIOG) || \
((__PORT__) == EXTI_GPIOH))
#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 /* STM32l1xx_HAL_EXTI_H */
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/