316 lines
12 KiB
C
316 lines
12 KiB
C
/**
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******************************************************************************
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* @file stm32g4xx_hal_exti.h
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* @author MCD Application Team
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* @brief Header file of EXTI HAL module.
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******************************************************************************
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* @attention
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*
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* Copyright (c) 2019 STMicroelectronics.
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* All rights reserved.
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*
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* This software is licensed under terms that can be found in the LICENSE file
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* in the root directory of this software component.
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* If no LICENSE file comes with this software, it is provided AS-IS.
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*
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******************************************************************************
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*/
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/* Define to prevent recursive inclusion -------------------------------------*/
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#ifndef STM32G4xx_HAL_EXTI_H
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#define STM32G4xx_HAL_EXTI_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* Includes ------------------------------------------------------------------*/
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#include "stm32g4xx_hal_def.h"
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/** @addtogroup STM32G4xx_HAL_Driver
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* @{
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*/
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/** @defgroup EXTI EXTI
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* @brief EXTI HAL module driver
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* @{
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*/
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/* Exported types ------------------------------------------------------------*/
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/** @defgroup EXTI_Exported_Types EXTI Exported Types
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* @{
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*/
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typedef enum
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{
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HAL_EXTI_COMMON_CB_ID = 0x00UL
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} EXTI_CallbackIDTypeDef;
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/**
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* @brief EXTI Handle structure definition
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*/
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typedef struct
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{
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uint32_t Line; /*!< Exti line number */
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void (* PendingCallback)(void); /*!< Exti pending callback */
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} EXTI_HandleTypeDef;
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/**
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* @brief EXTI Configuration structure definition
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*/
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typedef struct
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{
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uint32_t Line; /*!< The Exti line to be configured. This parameter
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can be a value of @ref EXTI_Line */
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uint32_t Mode; /*!< The Exit Mode to be configured for a core.
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This parameter can be a combination of @ref EXTI_Mode */
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uint32_t Trigger; /*!< The Exti Trigger to be configured. This parameter
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can be a value of @ref EXTI_Trigger */
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uint32_t GPIOSel; /*!< The Exti GPIO multiplexer selection to be configured.
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This parameter is only possible for line 0 to 15. It
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can be a value of @ref EXTI_GPIOSel */
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} EXTI_ConfigTypeDef;
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/**
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* @}
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*/
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/* Exported constants --------------------------------------------------------*/
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/** @defgroup EXTI_Exported_Constants EXTI Exported Constants
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* @{
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*/
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/** @defgroup EXTI_Line EXTI Line
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* @{
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*/
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#define EXTI_LINE_0 (EXTI_GPIO | EXTI_REG1 | 0x00u)
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#define EXTI_LINE_1 (EXTI_GPIO | EXTI_REG1 | 0x01u)
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#define EXTI_LINE_2 (EXTI_GPIO | EXTI_REG1 | 0x02u)
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#define EXTI_LINE_3 (EXTI_GPIO | EXTI_REG1 | 0x03u)
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#define EXTI_LINE_4 (EXTI_GPIO | EXTI_REG1 | 0x04u)
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#define EXTI_LINE_5 (EXTI_GPIO | EXTI_REG1 | 0x05u)
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#define EXTI_LINE_6 (EXTI_GPIO | EXTI_REG1 | 0x06u)
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#define EXTI_LINE_7 (EXTI_GPIO | EXTI_REG1 | 0x07u)
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#define EXTI_LINE_8 (EXTI_GPIO | EXTI_REG1 | 0x08u)
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#define EXTI_LINE_9 (EXTI_GPIO | EXTI_REG1 | 0x09u)
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#define EXTI_LINE_10 (EXTI_GPIO | EXTI_REG1 | 0x0Au)
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#define EXTI_LINE_11 (EXTI_GPIO | EXTI_REG1 | 0x0Bu)
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#define EXTI_LINE_12 (EXTI_GPIO | EXTI_REG1 | 0x0Cu)
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#define EXTI_LINE_13 (EXTI_GPIO | EXTI_REG1 | 0x0Du)
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#define EXTI_LINE_14 (EXTI_GPIO | EXTI_REG1 | 0x0Eu)
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#define EXTI_LINE_15 (EXTI_GPIO | EXTI_REG1 | 0x0Fu)
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#define EXTI_LINE_16 (EXTI_CONFIG | EXTI_REG1 | 0x10u)
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#define EXTI_LINE_17 (EXTI_CONFIG | EXTI_REG1 | 0x11u)
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#define EXTI_LINE_18 (EXTI_DIRECT | EXTI_REG1 | 0x12u)
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#define EXTI_LINE_19 (EXTI_CONFIG | EXTI_REG1 | 0x13u)
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#define EXTI_LINE_20 (EXTI_CONFIG | EXTI_REG1 | 0x14u)
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#define EXTI_LINE_21 (EXTI_CONFIG | EXTI_REG1 | 0x15u)
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#define EXTI_LINE_22 (EXTI_CONFIG | EXTI_REG1 | 0x16u)
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#define EXTI_LINE_23 (EXTI_DIRECT | EXTI_REG1 | 0x17u)
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#define EXTI_LINE_24 (EXTI_DIRECT | EXTI_REG1 | 0x18u)
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#define EXTI_LINE_25 (EXTI_DIRECT | EXTI_REG1 | 0x19u)
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#define EXTI_LINE_26 (EXTI_DIRECT | EXTI_REG1 | 0x1Au)
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#define EXTI_LINE_27 (EXTI_DIRECT | EXTI_REG1 | 0x1Bu)
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#define EXTI_LINE_28 (EXTI_DIRECT | EXTI_REG1 | 0x1Cu)
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#define EXTI_LINE_29 (EXTI_CONFIG | EXTI_REG1 | 0x1Du)
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#define EXTI_LINE_30 (EXTI_CONFIG | EXTI_REG1 | 0x1Eu)
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#define EXTI_LINE_31 (EXTI_CONFIG | EXTI_REG1 | 0x1Fu)
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#define EXTI_LINE_32 (EXTI_CONFIG | EXTI_REG2 | 0x00u)
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#define EXTI_LINE_33 (EXTI_CONFIG | EXTI_REG2 | 0x01u)
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#define EXTI_LINE_34 (EXTI_DIRECT | EXTI_REG2 | 0x02u)
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#define EXTI_LINE_35 (EXTI_DIRECT | EXTI_REG2 | 0x03u)
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#define EXTI_LINE_36 (EXTI_DIRECT | EXTI_REG2 | 0x04u)
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#define EXTI_LINE_37 (EXTI_DIRECT | EXTI_REG2 | 0x05u)
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#define EXTI_LINE_38 (EXTI_CONFIG | EXTI_REG2 | 0x06u)
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#define EXTI_LINE_39 (EXTI_CONFIG | EXTI_REG2 | 0x07u)
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#define EXTI_LINE_40 (EXTI_CONFIG | EXTI_REG2 | 0x08u)
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#define EXTI_LINE_41 (EXTI_CONFIG | EXTI_REG2 | 0x09u)
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#define EXTI_LINE_42 (EXTI_DIRECT | EXTI_REG2 | 0x0Au)
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#define EXTI_LINE_43 (EXTI_DIRECT | EXTI_REG2 | 0x0Bu)
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/**
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* @}
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*/
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/** @defgroup EXTI_Mode EXTI Mode
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* @{
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*/
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#define EXTI_MODE_NONE 0x00000000U
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#define EXTI_MODE_INTERRUPT 0x00000001U
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#define EXTI_MODE_EVENT 0x00000002U
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/**
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* @}
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*/
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/** @defgroup EXTI_Trigger EXTI Trigger
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* @{
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*/
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#define EXTI_TRIGGER_NONE 0x00000000U
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#define EXTI_TRIGGER_RISING 0x00000001U
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#define EXTI_TRIGGER_FALLING 0x00000002U
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#define EXTI_TRIGGER_RISING_FALLING (EXTI_TRIGGER_RISING | EXTI_TRIGGER_FALLING)
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/**
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* @}
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*/
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/** @defgroup EXTI_GPIOSel EXTI GPIOSel
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* @brief
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* @{
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*/
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#define EXTI_GPIOA 0x00000000U
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#define EXTI_GPIOB 0x00000001U
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#define EXTI_GPIOC 0x00000002U
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#define EXTI_GPIOD 0x00000003U
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#define EXTI_GPIOE 0x00000004U
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#define EXTI_GPIOF 0x00000005U
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#define EXTI_GPIOG 0x00000006U
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/**
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* @}
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*/
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/**
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* @}
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*/
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/* Exported macro ------------------------------------------------------------*/
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/** @defgroup EXTI_Exported_Macros EXTI Exported Macros
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* @{
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*/
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/**
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* @}
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*/
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/* Private constants --------------------------------------------------------*/
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/** @defgroup EXTI_Private_Constants EXTI Private Constants
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* @{
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*/
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/**
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* @brief EXTI Line property definition
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*/
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#define EXTI_PROPERTY_SHIFT 24U
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#define EXTI_DIRECT (0x01uL << EXTI_PROPERTY_SHIFT)
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#define EXTI_CONFIG (0x02uL << EXTI_PROPERTY_SHIFT)
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#define EXTI_GPIO ((0x04uL << EXTI_PROPERTY_SHIFT) | EXTI_CONFIG)
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#define EXTI_RESERVED (0x08uL << EXTI_PROPERTY_SHIFT)
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#define EXTI_PROPERTY_MASK (EXTI_DIRECT | EXTI_CONFIG | EXTI_GPIO)
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/**
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* @brief EXTI Register and bit usage
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*/
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#define EXTI_REG_SHIFT 16U
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#define EXTI_REG1 (0x00uL << EXTI_REG_SHIFT)
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#define EXTI_REG2 (0x01uL << EXTI_REG_SHIFT)
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#define EXTI_REG_MASK (EXTI_REG1 | EXTI_REG2)
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#define EXTI_PIN_MASK 0x0000001FU
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/**
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* @brief EXTI Mask for interrupt & event mode
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*/
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#define EXTI_MODE_MASK (EXTI_MODE_EVENT | EXTI_MODE_INTERRUPT)
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/**
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* @brief EXTI Mask for trigger possibilities
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*/
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#define EXTI_TRIGGER_MASK (EXTI_TRIGGER_RISING | EXTI_TRIGGER_FALLING)
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/**
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* @brief EXTI Line number
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*/
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#define EXTI_LINE_NB 44UL
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/**
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* @}
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*/
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/* Private macros ------------------------------------------------------------*/
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/** @defgroup EXTI_Private_Macros EXTI Private Macros
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* @{
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*/
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#define IS_EXTI_LINE(__EXTI_LINE__) ((((__EXTI_LINE__) & ~(EXTI_PROPERTY_MASK | EXTI_REG_MASK | EXTI_PIN_MASK)) == 0x00U) && \
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((((__EXTI_LINE__) & EXTI_PROPERTY_MASK) == EXTI_DIRECT) || \
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(((__EXTI_LINE__) & EXTI_PROPERTY_MASK) == EXTI_CONFIG) || \
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(((__EXTI_LINE__) & EXTI_PROPERTY_MASK) == EXTI_GPIO)) && \
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(((__EXTI_LINE__) & (EXTI_REG_MASK | EXTI_PIN_MASK)) < \
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(((EXTI_LINE_NB / 32u) << EXTI_REG_SHIFT) | (EXTI_LINE_NB % 32u))))
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#define IS_EXTI_MODE(__EXTI_LINE__) ((((__EXTI_LINE__) & EXTI_MODE_MASK) != 0x00U) && \
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(((__EXTI_LINE__) & ~EXTI_MODE_MASK) == 0x00U))
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#define IS_EXTI_TRIGGER(__EXTI_LINE__) (((__EXTI_LINE__) & ~EXTI_TRIGGER_MASK) == 0x00U)
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#define IS_EXTI_CONFIG_LINE(__EXTI_LINE__) (((__EXTI_LINE__) & EXTI_CONFIG) != 0x00U)
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#define IS_EXTI_GPIO_PORT(__PORT__) (((__PORT__) == EXTI_GPIOA) || \
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((__PORT__) == EXTI_GPIOB) || \
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((__PORT__) == EXTI_GPIOC) || \
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((__PORT__) == EXTI_GPIOD) || \
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((__PORT__) == EXTI_GPIOE) || \
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((__PORT__) == EXTI_GPIOF) || \
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((__PORT__) == EXTI_GPIOG))
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#define IS_EXTI_GPIO_PIN(__PIN__) ((__PIN__) < 16u)
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#define IS_EXTI_PENDING_EDGE(__EDGE__) (((__EDGE__) == EXTI_TRIGGER_RISING) || \
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((__EDGE__) == EXTI_TRIGGER_FALLING)|| \
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((__EDGE__) == EXTI_TRIGGER_RISING_FALLING))
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#define IS_EXTI_CB(__CB__) ((__CB__) == HAL_EXTI_COMMON_CB_ID)
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/**
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* @}
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*/
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/* Exported functions --------------------------------------------------------*/
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/** @defgroup EXTI_Exported_Functions EXTI Exported Functions
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* @brief EXTI Exported Functions
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* @{
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*/
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/** @defgroup EXTI_Exported_Functions_Group1 Configuration functions
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* @brief Configuration functions
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* @{
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*/
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/* Configuration functions ****************************************************/
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HAL_StatusTypeDef HAL_EXTI_SetConfigLine(EXTI_HandleTypeDef *hexti, EXTI_ConfigTypeDef *pExtiConfig);
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HAL_StatusTypeDef HAL_EXTI_GetConfigLine(EXTI_HandleTypeDef *hexti, EXTI_ConfigTypeDef *pExtiConfig);
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HAL_StatusTypeDef HAL_EXTI_ClearConfigLine(EXTI_HandleTypeDef *hexti);
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HAL_StatusTypeDef HAL_EXTI_RegisterCallback(EXTI_HandleTypeDef *hexti, EXTI_CallbackIDTypeDef CallbackID, void (*pPendingCbfn)(void));
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HAL_StatusTypeDef HAL_EXTI_GetHandle(EXTI_HandleTypeDef *hexti, uint32_t ExtiLine);
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/**
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* @}
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*/
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/** @defgroup EXTI_Exported_Functions_Group2 IO operation functions
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* @brief IO operation functions
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* @{
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*/
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/* IO operation functions *****************************************************/
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void HAL_EXTI_IRQHandler(EXTI_HandleTypeDef *hexti);
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uint32_t HAL_EXTI_GetPending(EXTI_HandleTypeDef *hexti, uint32_t Edge);
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void HAL_EXTI_ClearPending(EXTI_HandleTypeDef *hexti, uint32_t Edge);
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void HAL_EXTI_GenerateSWI(EXTI_HandleTypeDef *hexti);
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/**
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* @}
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*/
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/**
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* @}
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*/
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/**
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* @}
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*/
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/**
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* @}
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*/
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#ifdef __cplusplus
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}
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#endif
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#endif /* STM32G4xx_HAL_EXTI_H */
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