| /** |
| ****************************************************************************** |
| * @file stm32f1xx_ll_exti.h |
| * @author MCD Application Team |
| * @brief Header file of EXTI LL module. |
| ****************************************************************************** |
| * @attention |
| * |
| * Copyright (c) 2016 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 STM32F1xx_LL_EXTI_H |
| #define STM32F1xx_LL_EXTI_H |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| /* Includes ------------------------------------------------------------------*/ |
| #include "stm32f1xx.h" |
| |
| /** @addtogroup STM32F1xx_LL_Driver |
| * @{ |
| */ |
| |
| #if defined (EXTI) |
| |
| /** @defgroup EXTI_LL EXTI |
| * @{ |
| */ |
| |
| /* Private types -------------------------------------------------------------*/ |
| /* Private variables ---------------------------------------------------------*/ |
| /* Private constants ---------------------------------------------------------*/ |
| /* Private Macros ------------------------------------------------------------*/ |
| #if defined(USE_FULL_LL_DRIVER) |
| /** @defgroup EXTI_LL_Private_Macros EXTI Private Macros |
| * @{ |
| */ |
| /** |
| * @} |
| */ |
| #endif /*USE_FULL_LL_DRIVER*/ |
| /* Exported types ------------------------------------------------------------*/ |
| #if defined(USE_FULL_LL_DRIVER) |
| /** @defgroup EXTI_LL_ES_INIT EXTI Exported Init structure |
| * @{ |
| */ |
| typedef struct |
| { |
| |
| uint32_t Line_0_31; /*!< Specifies the EXTI lines to be enabled or disabled for Lines in range 0 to 31 |
| This parameter can be any combination of @ref EXTI_LL_EC_LINE */ |
| |
| FunctionalState LineCommand; /*!< Specifies the new state of the selected EXTI lines. |
| This parameter can be set either to ENABLE or DISABLE */ |
| |
| uint8_t Mode; /*!< Specifies the mode for the EXTI lines. |
| This parameter can be a value of @ref EXTI_LL_EC_MODE. */ |
| |
| uint8_t Trigger; /*!< Specifies the trigger signal active edge for the EXTI lines. |
| This parameter can be a value of @ref EXTI_LL_EC_TRIGGER. */ |
| } LL_EXTI_InitTypeDef; |
| |
| /** |
| * @} |
| */ |
| #endif /*USE_FULL_LL_DRIVER*/ |
| |
| /* Exported constants --------------------------------------------------------*/ |
| /** @defgroup EXTI_LL_Exported_Constants EXTI Exported Constants |
| * @{ |
| */ |
| |
| /** @defgroup EXTI_LL_EC_LINE LINE |
| * @{ |
| */ |
| #define LL_EXTI_LINE_0 EXTI_IMR_IM0 /*!< Extended line 0 */ |
| #define LL_EXTI_LINE_1 EXTI_IMR_IM1 /*!< Extended line 1 */ |
| #define LL_EXTI_LINE_2 EXTI_IMR_IM2 /*!< Extended line 2 */ |
| #define LL_EXTI_LINE_3 EXTI_IMR_IM3 /*!< Extended line 3 */ |
| #define LL_EXTI_LINE_4 EXTI_IMR_IM4 /*!< Extended line 4 */ |
| #define LL_EXTI_LINE_5 EXTI_IMR_IM5 /*!< Extended line 5 */ |
| #define LL_EXTI_LINE_6 EXTI_IMR_IM6 /*!< Extended line 6 */ |
| #define LL_EXTI_LINE_7 EXTI_IMR_IM7 /*!< Extended line 7 */ |
| #define LL_EXTI_LINE_8 EXTI_IMR_IM8 /*!< Extended line 8 */ |
| #define LL_EXTI_LINE_9 EXTI_IMR_IM9 /*!< Extended line 9 */ |
| #define LL_EXTI_LINE_10 EXTI_IMR_IM10 /*!< Extended line 10 */ |
| #define LL_EXTI_LINE_11 EXTI_IMR_IM11 /*!< Extended line 11 */ |
| #define LL_EXTI_LINE_12 EXTI_IMR_IM12 /*!< Extended line 12 */ |
| #define LL_EXTI_LINE_13 EXTI_IMR_IM13 /*!< Extended line 13 */ |
| #define LL_EXTI_LINE_14 EXTI_IMR_IM14 /*!< Extended line 14 */ |
| #define LL_EXTI_LINE_15 EXTI_IMR_IM15 /*!< Extended line 15 */ |
| #if defined(EXTI_IMR_IM16) |
| #define LL_EXTI_LINE_16 EXTI_IMR_IM16 /*!< Extended line 16 */ |
| #endif |
| #define LL_EXTI_LINE_17 EXTI_IMR_IM17 /*!< Extended line 17 */ |
| #if defined(EXTI_IMR_IM18) |
| #define LL_EXTI_LINE_18 EXTI_IMR_IM18 /*!< Extended line 18 */ |
| #endif |
| #if defined(EXTI_IMR_IM19) |
| #define LL_EXTI_LINE_19 EXTI_IMR_IM19 /*!< Extended line 19 */ |
| #endif |
| #if defined(EXTI_IMR_IM20) |
| #define LL_EXTI_LINE_20 EXTI_IMR_IM20 /*!< Extended line 20 */ |
| #endif |
| #if defined(EXTI_IMR_IM21) |
| #define LL_EXTI_LINE_21 EXTI_IMR_IM21 /*!< Extended line 21 */ |
| #endif |
| #if defined(EXTI_IMR_IM22) |
| #define LL_EXTI_LINE_22 EXTI_IMR_IM22 /*!< Extended line 22 */ |
| #endif |
| #if defined(EXTI_IMR_IM23) |
| #define LL_EXTI_LINE_23 EXTI_IMR_IM23 /*!< Extended line 23 */ |
| #endif |
| #if defined(EXTI_IMR_IM24) |
| #define LL_EXTI_LINE_24 EXTI_IMR_IM24 /*!< Extended line 24 */ |
| #endif |
| #if defined(EXTI_IMR_IM25) |
| #define LL_EXTI_LINE_25 EXTI_IMR_IM25 /*!< Extended line 25 */ |
| #endif |
| #if defined(EXTI_IMR_IM26) |
| #define LL_EXTI_LINE_26 EXTI_IMR_IM26 /*!< Extended line 26 */ |
| #endif |
| #if defined(EXTI_IMR_IM27) |
| #define LL_EXTI_LINE_27 EXTI_IMR_IM27 /*!< Extended line 27 */ |
| #endif |
| #if defined(EXTI_IMR_IM28) |
| #define LL_EXTI_LINE_28 EXTI_IMR_IM28 /*!< Extended line 28 */ |
| #endif |
| #if defined(EXTI_IMR_IM29) |
| #define LL_EXTI_LINE_29 EXTI_IMR_IM29 /*!< Extended line 29 */ |
| #endif |
| #if defined(EXTI_IMR_IM30) |
| #define LL_EXTI_LINE_30 EXTI_IMR_IM30 /*!< Extended line 30 */ |
| #endif |
| #if defined(EXTI_IMR_IM31) |
| #define LL_EXTI_LINE_31 EXTI_IMR_IM31 /*!< Extended line 31 */ |
| #endif |
| #define LL_EXTI_LINE_ALL_0_31 EXTI_IMR_IM /*!< All Extended line not reserved*/ |
| |
| |
| #define LL_EXTI_LINE_ALL (0xFFFFFFFFU) /*!< All Extended line */ |
| |
| #if defined(USE_FULL_LL_DRIVER) |
| #define LL_EXTI_LINE_NONE (0x00000000U) /*!< None Extended line */ |
| #endif /*USE_FULL_LL_DRIVER*/ |
| |
| /** |
| * @} |
| */ |
| #if defined(USE_FULL_LL_DRIVER) |
| |
| /** @defgroup EXTI_LL_EC_MODE Mode |
| * @{ |
| */ |
| #define LL_EXTI_MODE_IT ((uint8_t)0x00) /*!< Interrupt Mode */ |
| #define LL_EXTI_MODE_EVENT ((uint8_t)0x01) /*!< Event Mode */ |
| #define LL_EXTI_MODE_IT_EVENT ((uint8_t)0x02) /*!< Interrupt & Event Mode */ |
| /** |
| * @} |
| */ |
| |
| /** @defgroup EXTI_LL_EC_TRIGGER Edge Trigger |
| * @{ |
| */ |
| #define LL_EXTI_TRIGGER_NONE ((uint8_t)0x00) /*!< No Trigger Mode */ |
| #define LL_EXTI_TRIGGER_RISING ((uint8_t)0x01) /*!< Trigger Rising Mode */ |
| #define LL_EXTI_TRIGGER_FALLING ((uint8_t)0x02) /*!< Trigger Falling Mode */ |
| #define LL_EXTI_TRIGGER_RISING_FALLING ((uint8_t)0x03) /*!< Trigger Rising & Falling Mode */ |
| |
| /** |
| * @} |
| */ |
| |
| |
| #endif /*USE_FULL_LL_DRIVER*/ |
| |
| |
| /** |
| * @} |
| */ |
| |
| /* Exported macro ------------------------------------------------------------*/ |
| /** @defgroup EXTI_LL_Exported_Macros EXTI Exported Macros |
| * @{ |
| */ |
| |
| /** @defgroup EXTI_LL_EM_WRITE_READ Common Write and read registers Macros |
| * @{ |
| */ |
| |
| /** |
| * @brief Write a value in EXTI register |
| * @param __REG__ Register to be written |
| * @param __VALUE__ Value to be written in the register |
| * @retval None |
| */ |
| #define LL_EXTI_WriteReg(__REG__, __VALUE__) WRITE_REG(EXTI->__REG__, (__VALUE__)) |
| |
| /** |
| * @brief Read a value in EXTI register |
| * @param __REG__ Register to be read |
| * @retval Register value |
| */ |
| #define LL_EXTI_ReadReg(__REG__) READ_REG(EXTI->__REG__) |
| /** |
| * @} |
| */ |
| |
| |
| /** |
| * @} |
| */ |
| |
| |
| |
| /* Exported functions --------------------------------------------------------*/ |
| /** @defgroup EXTI_LL_Exported_Functions EXTI Exported Functions |
| * @{ |
| */ |
| /** @defgroup EXTI_LL_EF_IT_Management IT_Management |
| * @{ |
| */ |
| |
| /** |
| * @brief Enable ExtiLine Interrupt request for Lines in range 0 to 31 |
| * @note The reset value for the direct or internal lines (see RM) |
| * is set to 1 in order to enable the interrupt by default. |
| * Bits are set automatically at Power on. |
| * @rmtoll IMR IMx LL_EXTI_EnableIT_0_31 |
| * @param ExtiLine This parameter can be one of the following values: |
| * @arg @ref LL_EXTI_LINE_0 |
| * @arg @ref LL_EXTI_LINE_1 |
| * @arg @ref LL_EXTI_LINE_2 |
| * @arg @ref LL_EXTI_LINE_3 |
| * @arg @ref LL_EXTI_LINE_4 |
| * @arg @ref LL_EXTI_LINE_5 |
| * @arg @ref LL_EXTI_LINE_6 |
| * @arg @ref LL_EXTI_LINE_7 |
| * @arg @ref LL_EXTI_LINE_8 |
| * @arg @ref LL_EXTI_LINE_9 |
| * @arg @ref LL_EXTI_LINE_10 |
| * @arg @ref LL_EXTI_LINE_11 |
| * @arg @ref LL_EXTI_LINE_12 |
| * @arg @ref LL_EXTI_LINE_13 |
| * @arg @ref LL_EXTI_LINE_14 |
| * @arg @ref LL_EXTI_LINE_15 |
| * @arg @ref LL_EXTI_LINE_16 |
| * @arg @ref LL_EXTI_LINE_17 |
| * @arg @ref LL_EXTI_LINE_18 |
| * @arg @ref LL_EXTI_LINE_19 |
| * @arg @ref LL_EXTI_LINE_ALL_0_31 |
| * @note Please check each device line mapping for EXTI Line availability |
| * @retval None |
| */ |
| __STATIC_INLINE void LL_EXTI_EnableIT_0_31(uint32_t ExtiLine) |
| { |
| SET_BIT(EXTI->IMR, ExtiLine); |
| } |
| |
| /** |
| * @brief Disable ExtiLine Interrupt request for Lines in range 0 to 31 |
| * @note The reset value for the direct or internal lines (see RM) |
| * is set to 1 in order to enable the interrupt by default. |
| * Bits are set automatically at Power on. |
| * @rmtoll IMR IMx LL_EXTI_DisableIT_0_31 |
| * @param ExtiLine This parameter can be one of the following values: |
| * @arg @ref LL_EXTI_LINE_0 |
| * @arg @ref LL_EXTI_LINE_1 |
| * @arg @ref LL_EXTI_LINE_2 |
| * @arg @ref LL_EXTI_LINE_3 |
| * @arg @ref LL_EXTI_LINE_4 |
| * @arg @ref LL_EXTI_LINE_5 |
| * @arg @ref LL_EXTI_LINE_6 |
| * @arg @ref LL_EXTI_LINE_7 |
| * @arg @ref LL_EXTI_LINE_8 |
| * @arg @ref LL_EXTI_LINE_9 |
| * @arg @ref LL_EXTI_LINE_10 |
| * @arg @ref LL_EXTI_LINE_11 |
| * @arg @ref LL_EXTI_LINE_12 |
| * @arg @ref LL_EXTI_LINE_13 |
| * @arg @ref LL_EXTI_LINE_14 |
| * @arg @ref LL_EXTI_LINE_15 |
| * @arg @ref LL_EXTI_LINE_16 |
| * @arg @ref LL_EXTI_LINE_17 |
| * @arg @ref LL_EXTI_LINE_18 |
| * @arg @ref LL_EXTI_LINE_19 |
| * @arg @ref LL_EXTI_LINE_ALL_0_31 |
| * @note Please check each device line mapping for EXTI Line availability |
| * @retval None |
| */ |
| __STATIC_INLINE void LL_EXTI_DisableIT_0_31(uint32_t ExtiLine) |
| { |
| CLEAR_BIT(EXTI->IMR, ExtiLine); |
| } |
| |
| |
| /** |
| * @brief Indicate if ExtiLine Interrupt request is enabled for Lines in range 0 to 31 |
| * @note The reset value for the direct or internal lines (see RM) |
| * is set to 1 in order to enable the interrupt by default. |
| * Bits are set automatically at Power on. |
| * @rmtoll IMR IMx LL_EXTI_IsEnabledIT_0_31 |
| * @param ExtiLine This parameter can be one of the following values: |
| * @arg @ref LL_EXTI_LINE_0 |
| * @arg @ref LL_EXTI_LINE_1 |
| * @arg @ref LL_EXTI_LINE_2 |
| * @arg @ref LL_EXTI_LINE_3 |
| * @arg @ref LL_EXTI_LINE_4 |
| * @arg @ref LL_EXTI_LINE_5 |
| * @arg @ref LL_EXTI_LINE_6 |
| * @arg @ref LL_EXTI_LINE_7 |
| * @arg @ref LL_EXTI_LINE_8 |
| * @arg @ref LL_EXTI_LINE_9 |
| * @arg @ref LL_EXTI_LINE_10 |
| * @arg @ref LL_EXTI_LINE_11 |
| * @arg @ref LL_EXTI_LINE_12 |
| * @arg @ref LL_EXTI_LINE_13 |
| * @arg @ref LL_EXTI_LINE_14 |
| * @arg @ref LL_EXTI_LINE_15 |
| * @arg @ref LL_EXTI_LINE_16 |
| * @arg @ref LL_EXTI_LINE_17 |
| * @arg @ref LL_EXTI_LINE_18 |
| * @arg @ref LL_EXTI_LINE_19 |
| * @arg @ref LL_EXTI_LINE_ALL_0_31 |
| * @note Please check each device line mapping for EXTI Line availability |
| * @retval State of bit (1 or 0). |
| */ |
| __STATIC_INLINE uint32_t LL_EXTI_IsEnabledIT_0_31(uint32_t ExtiLine) |
| { |
| return (READ_BIT(EXTI->IMR, ExtiLine) == (ExtiLine)); |
| } |
| |
| |
| /** |
| * @} |
| */ |
| |
| /** @defgroup EXTI_LL_EF_Event_Management Event_Management |
| * @{ |
| */ |
| |
| /** |
| * @brief Enable ExtiLine Event request for Lines in range 0 to 31 |
| * @rmtoll EMR EMx LL_EXTI_EnableEvent_0_31 |
| * @param ExtiLine This parameter can be one of the following values: |
| * @arg @ref LL_EXTI_LINE_0 |
| * @arg @ref LL_EXTI_LINE_1 |
| * @arg @ref LL_EXTI_LINE_2 |
| * @arg @ref LL_EXTI_LINE_3 |
| * @arg @ref LL_EXTI_LINE_4 |
| * @arg @ref LL_EXTI_LINE_5 |
| * @arg @ref LL_EXTI_LINE_6 |
| * @arg @ref LL_EXTI_LINE_7 |
| * @arg @ref LL_EXTI_LINE_8 |
| * @arg @ref LL_EXTI_LINE_9 |
| * @arg @ref LL_EXTI_LINE_10 |
| * @arg @ref LL_EXTI_LINE_11 |
| * @arg @ref LL_EXTI_LINE_12 |
| * @arg @ref LL_EXTI_LINE_13 |
| * @arg @ref LL_EXTI_LINE_14 |
| * @arg @ref LL_EXTI_LINE_15 |
| * @arg @ref LL_EXTI_LINE_16 |
| * @arg @ref LL_EXTI_LINE_17 |
| * @arg @ref LL_EXTI_LINE_18 |
| * @arg @ref LL_EXTI_LINE_19 |
| * @arg @ref LL_EXTI_LINE_ALL_0_31 |
| * @note Please check each device line mapping for EXTI Line availability |
| * @retval None |
| */ |
| __STATIC_INLINE void LL_EXTI_EnableEvent_0_31(uint32_t ExtiLine) |
| { |
| SET_BIT(EXTI->EMR, ExtiLine); |
| |
| } |
| |
| |
| /** |
| * @brief Disable ExtiLine Event request for Lines in range 0 to 31 |
| * @rmtoll EMR EMx LL_EXTI_DisableEvent_0_31 |
| * @param ExtiLine This parameter can be one of the following values: |
| * @arg @ref LL_EXTI_LINE_0 |
| * @arg @ref LL_EXTI_LINE_1 |
| * @arg @ref LL_EXTI_LINE_2 |
| * @arg @ref LL_EXTI_LINE_3 |
| * @arg @ref LL_EXTI_LINE_4 |
| * @arg @ref LL_EXTI_LINE_5 |
| * @arg @ref LL_EXTI_LINE_6 |
| * @arg @ref LL_EXTI_LINE_7 |
| * @arg @ref LL_EXTI_LINE_8 |
| * @arg @ref LL_EXTI_LINE_9 |
| * @arg @ref LL_EXTI_LINE_10 |
| * @arg @ref LL_EXTI_LINE_11 |
| * @arg @ref LL_EXTI_LINE_12 |
| * @arg @ref LL_EXTI_LINE_13 |
| * @arg @ref LL_EXTI_LINE_14 |
| * @arg @ref LL_EXTI_LINE_15 |
| * @arg @ref LL_EXTI_LINE_16 |
| * @arg @ref LL_EXTI_LINE_17 |
| * @arg @ref LL_EXTI_LINE_18 |
| * @arg @ref LL_EXTI_LINE_19 |
| * @arg @ref LL_EXTI_LINE_ALL_0_31 |
| * @note Please check each device line mapping for EXTI Line availability |
| * @retval None |
| */ |
| __STATIC_INLINE void LL_EXTI_DisableEvent_0_31(uint32_t ExtiLine) |
| { |
| CLEAR_BIT(EXTI->EMR, ExtiLine); |
| } |
| |
| |
| /** |
| * @brief Indicate if ExtiLine Event request is enabled for Lines in range 0 to 31 |
| * @rmtoll EMR EMx LL_EXTI_IsEnabledEvent_0_31 |
| * @param ExtiLine This parameter can be one of the following values: |
| * @arg @ref LL_EXTI_LINE_0 |
| * @arg @ref LL_EXTI_LINE_1 |
| * @arg @ref LL_EXTI_LINE_2 |
| * @arg @ref LL_EXTI_LINE_3 |
| * @arg @ref LL_EXTI_LINE_4 |
| * @arg @ref LL_EXTI_LINE_5 |
| * @arg @ref LL_EXTI_LINE_6 |
| * @arg @ref LL_EXTI_LINE_7 |
| * @arg @ref LL_EXTI_LINE_8 |
| * @arg @ref LL_EXTI_LINE_9 |
| * @arg @ref LL_EXTI_LINE_10 |
| * @arg @ref LL_EXTI_LINE_11 |
| * @arg @ref LL_EXTI_LINE_12 |
| * @arg @ref LL_EXTI_LINE_13 |
| * @arg @ref LL_EXTI_LINE_14 |
| * @arg @ref LL_EXTI_LINE_15 |
| * @arg @ref LL_EXTI_LINE_16 |
| * @arg @ref LL_EXTI_LINE_17 |
| * @arg @ref LL_EXTI_LINE_18 |
| * @arg @ref LL_EXTI_LINE_19 |
| * @arg @ref LL_EXTI_LINE_ALL_0_31 |
| * @note Please check each device line mapping for EXTI Line availability |
| * @retval State of bit (1 or 0). |
| */ |
| __STATIC_INLINE uint32_t LL_EXTI_IsEnabledEvent_0_31(uint32_t ExtiLine) |
| { |
| return (READ_BIT(EXTI->EMR, ExtiLine) == (ExtiLine)); |
| |
| } |
| |
| |
| /** |
| * @} |
| */ |
| |
| /** @defgroup EXTI_LL_EF_Rising_Trigger_Management Rising_Trigger_Management |
| * @{ |
| */ |
| |
| /** |
| * @brief Enable ExtiLine Rising Edge Trigger for Lines in range 0 to 31 |
| * @note The configurable wakeup lines are edge-triggered. No glitch must be |
| * generated on these lines. If a rising edge on a configurable interrupt |
| * line occurs during a write operation in the EXTI_RTSR register, the |
| * pending bit is not set. |
| * Rising and falling edge triggers can be set for |
| * the same interrupt line. In this case, both generate a trigger |
| * condition. |
| * @rmtoll RTSR RTx LL_EXTI_EnableRisingTrig_0_31 |
| * @param ExtiLine This parameter can be a combination of the following values: |
| * @arg @ref LL_EXTI_LINE_0 |
| * @arg @ref LL_EXTI_LINE_1 |
| * @arg @ref LL_EXTI_LINE_2 |
| * @arg @ref LL_EXTI_LINE_3 |
| * @arg @ref LL_EXTI_LINE_4 |
| * @arg @ref LL_EXTI_LINE_5 |
| * @arg @ref LL_EXTI_LINE_6 |
| * @arg @ref LL_EXTI_LINE_7 |
| * @arg @ref LL_EXTI_LINE_8 |
| * @arg @ref LL_EXTI_LINE_9 |
| * @arg @ref LL_EXTI_LINE_10 |
| * @arg @ref LL_EXTI_LINE_11 |
| * @arg @ref LL_EXTI_LINE_12 |
| * @arg @ref LL_EXTI_LINE_13 |
| * @arg @ref LL_EXTI_LINE_14 |
| * @arg @ref LL_EXTI_LINE_15 |
| * @arg @ref LL_EXTI_LINE_16 |
| * @arg @ref LL_EXTI_LINE_18 |
| * @arg @ref LL_EXTI_LINE_19 |
| * @note Please check each device line mapping for EXTI Line availability |
| * @retval None |
| */ |
| __STATIC_INLINE void LL_EXTI_EnableRisingTrig_0_31(uint32_t ExtiLine) |
| { |
| SET_BIT(EXTI->RTSR, ExtiLine); |
| |
| } |
| |
| |
| /** |
| * @brief Disable ExtiLine Rising Edge Trigger for Lines in range 0 to 31 |
| * @note The configurable wakeup lines are edge-triggered. No glitch must be |
| * generated on these lines. If a rising edge on a configurable interrupt |
| * line occurs during a write operation in the EXTI_RTSR register, the |
| * pending bit is not set. |
| * Rising and falling edge triggers can be set for |
| * the same interrupt line. In this case, both generate a trigger |
| * condition. |
| * @rmtoll RTSR RTx LL_EXTI_DisableRisingTrig_0_31 |
| * @param ExtiLine This parameter can be a combination of the following values: |
| * @arg @ref LL_EXTI_LINE_0 |
| * @arg @ref LL_EXTI_LINE_1 |
| * @arg @ref LL_EXTI_LINE_2 |
| * @arg @ref LL_EXTI_LINE_3 |
| * @arg @ref LL_EXTI_LINE_4 |
| * @arg @ref LL_EXTI_LINE_5 |
| * @arg @ref LL_EXTI_LINE_6 |
| * @arg @ref LL_EXTI_LINE_7 |
| * @arg @ref LL_EXTI_LINE_8 |
| * @arg @ref LL_EXTI_LINE_9 |
| * @arg @ref LL_EXTI_LINE_10 |
| * @arg @ref LL_EXTI_LINE_11 |
| * @arg @ref LL_EXTI_LINE_12 |
| * @arg @ref LL_EXTI_LINE_13 |
| * @arg @ref LL_EXTI_LINE_14 |
| * @arg @ref LL_EXTI_LINE_15 |
| * @arg @ref LL_EXTI_LINE_16 |
| * @arg @ref LL_EXTI_LINE_18 |
| * @arg @ref LL_EXTI_LINE_19 |
| * @note Please check each device line mapping for EXTI Line availability |
| * @retval None |
| */ |
| __STATIC_INLINE void LL_EXTI_DisableRisingTrig_0_31(uint32_t ExtiLine) |
| { |
| CLEAR_BIT(EXTI->RTSR, ExtiLine); |
| |
| } |
| |
| |
| /** |
| * @brief Check if rising edge trigger is enabled for Lines in range 0 to 31 |
| * @rmtoll RTSR RTx LL_EXTI_IsEnabledRisingTrig_0_31 |
| * @param ExtiLine This parameter can be a combination of the following values: |
| * @arg @ref LL_EXTI_LINE_0 |
| * @arg @ref LL_EXTI_LINE_1 |
| * @arg @ref LL_EXTI_LINE_2 |
| * @arg @ref LL_EXTI_LINE_3 |
| * @arg @ref LL_EXTI_LINE_4 |
| * @arg @ref LL_EXTI_LINE_5 |
| * @arg @ref LL_EXTI_LINE_6 |
| * @arg @ref LL_EXTI_LINE_7 |
| * @arg @ref LL_EXTI_LINE_8 |
| * @arg @ref LL_EXTI_LINE_9 |
| * @arg @ref LL_EXTI_LINE_10 |
| * @arg @ref LL_EXTI_LINE_11 |
| * @arg @ref LL_EXTI_LINE_12 |
| * @arg @ref LL_EXTI_LINE_13 |
| * @arg @ref LL_EXTI_LINE_14 |
| * @arg @ref LL_EXTI_LINE_15 |
| * @arg @ref LL_EXTI_LINE_16 |
| * @arg @ref LL_EXTI_LINE_18 |
| * @arg @ref LL_EXTI_LINE_19 |
| * @note Please check each device line mapping for EXTI Line availability |
| * @retval State of bit (1 or 0). |
| */ |
| __STATIC_INLINE uint32_t LL_EXTI_IsEnabledRisingTrig_0_31(uint32_t ExtiLine) |
| { |
| return (READ_BIT(EXTI->RTSR, ExtiLine) == (ExtiLine)); |
| } |
| |
| |
| /** |
| * @} |
| */ |
| |
| /** @defgroup EXTI_LL_EF_Falling_Trigger_Management Falling_Trigger_Management |
| * @{ |
| */ |
| |
| /** |
| * @brief Enable ExtiLine Falling Edge Trigger for Lines in range 0 to 31 |
| * @note The configurable wakeup lines are edge-triggered. No glitch must be |
| * generated on these lines. If a falling edge on a configurable interrupt |
| * line occurs during a write operation in the EXTI_FTSR register, the |
| * pending bit is not set. |
| * Rising and falling edge triggers can be set for |
| * the same interrupt line. In this case, both generate a trigger |
| * condition. |
| * @rmtoll FTSR FTx LL_EXTI_EnableFallingTrig_0_31 |
| * @param ExtiLine This parameter can be a combination of the following values: |
| * @arg @ref LL_EXTI_LINE_0 |
| * @arg @ref LL_EXTI_LINE_1 |
| * @arg @ref LL_EXTI_LINE_2 |
| * @arg @ref LL_EXTI_LINE_3 |
| * @arg @ref LL_EXTI_LINE_4 |
| * @arg @ref LL_EXTI_LINE_5 |
| * @arg @ref LL_EXTI_LINE_6 |
| * @arg @ref LL_EXTI_LINE_7 |
| * @arg @ref LL_EXTI_LINE_8 |
| * @arg @ref LL_EXTI_LINE_9 |
| * @arg @ref LL_EXTI_LINE_10 |
| * @arg @ref LL_EXTI_LINE_11 |
| * @arg @ref LL_EXTI_LINE_12 |
| * @arg @ref LL_EXTI_LINE_13 |
| * @arg @ref LL_EXTI_LINE_14 |
| * @arg @ref LL_EXTI_LINE_15 |
| * @arg @ref LL_EXTI_LINE_16 |
| * @arg @ref LL_EXTI_LINE_18 |
| * @arg @ref LL_EXTI_LINE_19 |
| * @note Please check each device line mapping for EXTI Line availability |
| * @retval None |
| */ |
| __STATIC_INLINE void LL_EXTI_EnableFallingTrig_0_31(uint32_t ExtiLine) |
| { |
| SET_BIT(EXTI->FTSR, ExtiLine); |
| } |
| |
| |
| /** |
| * @brief Disable ExtiLine Falling Edge Trigger for Lines in range 0 to 31 |
| * @note The configurable wakeup lines are edge-triggered. No glitch must be |
| * generated on these lines. If a Falling edge on a configurable interrupt |
| * line occurs during a write operation in the EXTI_FTSR register, the |
| * pending bit is not set. |
| * Rising and falling edge triggers can be set for the same interrupt line. |
| * In this case, both generate a trigger condition. |
| * @rmtoll FTSR FTx LL_EXTI_DisableFallingTrig_0_31 |
| * @param ExtiLine This parameter can be a combination of the following values: |
| * @arg @ref LL_EXTI_LINE_0 |
| * @arg @ref LL_EXTI_LINE_1 |
| * @arg @ref LL_EXTI_LINE_2 |
| * @arg @ref LL_EXTI_LINE_3 |
| * @arg @ref LL_EXTI_LINE_4 |
| * @arg @ref LL_EXTI_LINE_5 |
| * @arg @ref LL_EXTI_LINE_6 |
| * @arg @ref LL_EXTI_LINE_7 |
| * @arg @ref LL_EXTI_LINE_8 |
| * @arg @ref LL_EXTI_LINE_9 |
| * @arg @ref LL_EXTI_LINE_10 |
| * @arg @ref LL_EXTI_LINE_11 |
| * @arg @ref LL_EXTI_LINE_12 |
| * @arg @ref LL_EXTI_LINE_13 |
| * @arg @ref LL_EXTI_LINE_14 |
| * @arg @ref LL_EXTI_LINE_15 |
| * @arg @ref LL_EXTI_LINE_16 |
| * @arg @ref LL_EXTI_LINE_18 |
| * @arg @ref LL_EXTI_LINE_19 |
| * @note Please check each device line mapping for EXTI Line availability |
| * @retval None |
| */ |
| __STATIC_INLINE void LL_EXTI_DisableFallingTrig_0_31(uint32_t ExtiLine) |
| { |
| CLEAR_BIT(EXTI->FTSR, ExtiLine); |
| } |
| |
| |
| /** |
| * @brief Check if falling edge trigger is enabled for Lines in range 0 to 31 |
| * @rmtoll FTSR FTx LL_EXTI_IsEnabledFallingTrig_0_31 |
| * @param ExtiLine This parameter can be a combination of the following values: |
| * @arg @ref LL_EXTI_LINE_0 |
| * @arg @ref LL_EXTI_LINE_1 |
| * @arg @ref LL_EXTI_LINE_2 |
| * @arg @ref LL_EXTI_LINE_3 |
| * @arg @ref LL_EXTI_LINE_4 |
| * @arg @ref LL_EXTI_LINE_5 |
| * @arg @ref LL_EXTI_LINE_6 |
| * @arg @ref LL_EXTI_LINE_7 |
| * @arg @ref LL_EXTI_LINE_8 |
| * @arg @ref LL_EXTI_LINE_9 |
| * @arg @ref LL_EXTI_LINE_10 |
| * @arg @ref LL_EXTI_LINE_11 |
| * @arg @ref LL_EXTI_LINE_12 |
| * @arg @ref LL_EXTI_LINE_13 |
| * @arg @ref LL_EXTI_LINE_14 |
| * @arg @ref LL_EXTI_LINE_15 |
| * @arg @ref LL_EXTI_LINE_16 |
| * @arg @ref LL_EXTI_LINE_18 |
| * @arg @ref LL_EXTI_LINE_19 |
| * @note Please check each device line mapping for EXTI Line availability |
| * @retval State of bit (1 or 0). |
| */ |
| __STATIC_INLINE uint32_t LL_EXTI_IsEnabledFallingTrig_0_31(uint32_t ExtiLine) |
| { |
| return (READ_BIT(EXTI->FTSR, ExtiLine) == (ExtiLine)); |
| } |
| |
| |
| /** |
| * @} |
| */ |
| |
| /** @defgroup EXTI_LL_EF_Software_Interrupt_Management Software_Interrupt_Management |
| * @{ |
| */ |
| |
| /** |
| * @brief Generate a software Interrupt Event for Lines in range 0 to 31 |
| * @note If the interrupt is enabled on this line in the EXTI_IMR, writing a 1 to |
| * this bit when it is at '0' sets the corresponding pending bit in EXTI_PR |
| * resulting in an interrupt request generation. |
| * This bit is cleared by clearing the corresponding bit in the EXTI_PR |
| * register (by writing a 1 into the bit) |
| * @rmtoll SWIER SWIx LL_EXTI_GenerateSWI_0_31 |
| * @param ExtiLine This parameter can be a combination of the following values: |
| * @arg @ref LL_EXTI_LINE_0 |
| * @arg @ref LL_EXTI_LINE_1 |
| * @arg @ref LL_EXTI_LINE_2 |
| * @arg @ref LL_EXTI_LINE_3 |
| * @arg @ref LL_EXTI_LINE_4 |
| * @arg @ref LL_EXTI_LINE_5 |
| * @arg @ref LL_EXTI_LINE_6 |
| * @arg @ref LL_EXTI_LINE_7 |
| * @arg @ref LL_EXTI_LINE_8 |
| * @arg @ref LL_EXTI_LINE_9 |
| * @arg @ref LL_EXTI_LINE_10 |
| * @arg @ref LL_EXTI_LINE_11 |
| * @arg @ref LL_EXTI_LINE_12 |
| * @arg @ref LL_EXTI_LINE_13 |
| * @arg @ref LL_EXTI_LINE_14 |
| * @arg @ref LL_EXTI_LINE_15 |
| * @arg @ref LL_EXTI_LINE_16 |
| * @arg @ref LL_EXTI_LINE_18 |
| * @arg @ref LL_EXTI_LINE_19 |
| * @note Please check each device line mapping for EXTI Line availability |
| * @retval None |
| */ |
| __STATIC_INLINE void LL_EXTI_GenerateSWI_0_31(uint32_t ExtiLine) |
| { |
| SET_BIT(EXTI->SWIER, ExtiLine); |
| } |
| |
| |
| /** |
| * @} |
| */ |
| |
| /** @defgroup EXTI_LL_EF_Flag_Management Flag_Management |
| * @{ |
| */ |
| |
| /** |
| * @brief Check if the ExtLine Flag is set or not for Lines in range 0 to 31 |
| * @note This bit is set when the selected edge event arrives on the interrupt |
| * line. This bit is cleared by writing a 1 to the bit. |
| * @rmtoll PR PIFx LL_EXTI_IsActiveFlag_0_31 |
| * @param ExtiLine This parameter can be a combination of the following values: |
| * @arg @ref LL_EXTI_LINE_0 |
| * @arg @ref LL_EXTI_LINE_1 |
| * @arg @ref LL_EXTI_LINE_2 |
| * @arg @ref LL_EXTI_LINE_3 |
| * @arg @ref LL_EXTI_LINE_4 |
| * @arg @ref LL_EXTI_LINE_5 |
| * @arg @ref LL_EXTI_LINE_6 |
| * @arg @ref LL_EXTI_LINE_7 |
| * @arg @ref LL_EXTI_LINE_8 |
| * @arg @ref LL_EXTI_LINE_9 |
| * @arg @ref LL_EXTI_LINE_10 |
| * @arg @ref LL_EXTI_LINE_11 |
| * @arg @ref LL_EXTI_LINE_12 |
| * @arg @ref LL_EXTI_LINE_13 |
| * @arg @ref LL_EXTI_LINE_14 |
| * @arg @ref LL_EXTI_LINE_15 |
| * @arg @ref LL_EXTI_LINE_16 |
| * @arg @ref LL_EXTI_LINE_18 |
| * @arg @ref LL_EXTI_LINE_19 |
| * @note Please check each device line mapping for EXTI Line availability |
| * @retval State of bit (1 or 0). |
| */ |
| __STATIC_INLINE uint32_t LL_EXTI_IsActiveFlag_0_31(uint32_t ExtiLine) |
| { |
| return (READ_BIT(EXTI->PR, ExtiLine) == (ExtiLine)); |
| } |
| |
| |
| /** |
| * @brief Read ExtLine Combination Flag for Lines in range 0 to 31 |
| * @note This bit is set when the selected edge event arrives on the interrupt |
| * line. This bit is cleared by writing a 1 to the bit. |
| * @rmtoll PR PIFx LL_EXTI_ReadFlag_0_31 |
| * @param ExtiLine This parameter can be a combination of the following values: |
| * @arg @ref LL_EXTI_LINE_0 |
| * @arg @ref LL_EXTI_LINE_1 |
| * @arg @ref LL_EXTI_LINE_2 |
| * @arg @ref LL_EXTI_LINE_3 |
| * @arg @ref LL_EXTI_LINE_4 |
| * @arg @ref LL_EXTI_LINE_5 |
| * @arg @ref LL_EXTI_LINE_6 |
| * @arg @ref LL_EXTI_LINE_7 |
| * @arg @ref LL_EXTI_LINE_8 |
| * @arg @ref LL_EXTI_LINE_9 |
| * @arg @ref LL_EXTI_LINE_10 |
| * @arg @ref LL_EXTI_LINE_11 |
| * @arg @ref LL_EXTI_LINE_12 |
| * @arg @ref LL_EXTI_LINE_13 |
| * @arg @ref LL_EXTI_LINE_14 |
| * @arg @ref LL_EXTI_LINE_15 |
| * @arg @ref LL_EXTI_LINE_16 |
| * @arg @ref LL_EXTI_LINE_18 |
| * @arg @ref LL_EXTI_LINE_19 |
| * @note Please check each device line mapping for EXTI Line availability |
| * @retval @note This bit is set when the selected edge event arrives on the interrupt |
| */ |
| __STATIC_INLINE uint32_t LL_EXTI_ReadFlag_0_31(uint32_t ExtiLine) |
| { |
| return (uint32_t)(READ_BIT(EXTI->PR, ExtiLine)); |
| } |
| |
| |
| /** |
| * @brief Clear ExtLine Flags for Lines in range 0 to 31 |
| * @note This bit is set when the selected edge event arrives on the interrupt |
| * line. This bit is cleared by writing a 1 to the bit. |
| * @rmtoll PR PIFx LL_EXTI_ClearFlag_0_31 |
| * @param ExtiLine This parameter can be a combination of the following values: |
| * @arg @ref LL_EXTI_LINE_0 |
| * @arg @ref LL_EXTI_LINE_1 |
| * @arg @ref LL_EXTI_LINE_2 |
| * @arg @ref LL_EXTI_LINE_3 |
| * @arg @ref LL_EXTI_LINE_4 |
| * @arg @ref LL_EXTI_LINE_5 |
| * @arg @ref LL_EXTI_LINE_6 |
| * @arg @ref LL_EXTI_LINE_7 |
| * @arg @ref LL_EXTI_LINE_8 |
| * @arg @ref LL_EXTI_LINE_9 |
| * @arg @ref LL_EXTI_LINE_10 |
| * @arg @ref LL_EXTI_LINE_11 |
| * @arg @ref LL_EXTI_LINE_12 |
| * @arg @ref LL_EXTI_LINE_13 |
| * @arg @ref LL_EXTI_LINE_14 |
| * @arg @ref LL_EXTI_LINE_15 |
| * @arg @ref LL_EXTI_LINE_16 |
| * @arg @ref LL_EXTI_LINE_18 |
| * @arg @ref LL_EXTI_LINE_19 |
| * @note Please check each device line mapping for EXTI Line availability |
| * @retval None |
| */ |
| __STATIC_INLINE void LL_EXTI_ClearFlag_0_31(uint32_t ExtiLine) |
| { |
| WRITE_REG(EXTI->PR, ExtiLine); |
| } |
| |
| |
| /** |
| * @} |
| */ |
| |
| #if defined(USE_FULL_LL_DRIVER) |
| /** @defgroup EXTI_LL_EF_Init Initialization and de-initialization functions |
| * @{ |
| */ |
| |
| uint32_t LL_EXTI_Init(LL_EXTI_InitTypeDef *EXTI_InitStruct); |
| uint32_t LL_EXTI_DeInit(void); |
| void LL_EXTI_StructInit(LL_EXTI_InitTypeDef *EXTI_InitStruct); |
| |
| |
| /** |
| * @} |
| */ |
| #endif /* USE_FULL_LL_DRIVER */ |
| |
| /** |
| * @} |
| */ |
| |
| /** |
| * @} |
| */ |
| |
| #endif /* EXTI */ |
| |
| /** |
| * @} |
| */ |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif /* STM32F1xx_LL_EXTI_H */ |
