Subversion Repositories LedShow

/**

  ******************************************************************************

  * @file    stm32f1xx_ll_exti.h

  * @author  MCD Application Team

  * @brief   Header file of EXTI LL module.

  ******************************************************************************

  * @attention

  *

  * <h2><center>&copy; COPYRIGHT(c) 2016 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 __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 */

/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/