129 lines
4.6 KiB
C
129 lines
4.6 KiB
C
/*
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* Copyright 2021 MindMotion Microelectronics Co., Ltd.
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* All rights reserved.
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#ifndef __HAL_EXTI_H__
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#define __HAL_EXTI_H__
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#include "hal_common.h"
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/*!
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* @addtogroup EXTI
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* @{
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*/
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/*!
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* @brief EXTI driver version number.
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*/
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#define EXTI_DRIVER_VERSION 0u /*!< exti_0. */
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/*!
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* @addtogroup EXTI_LINE
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* @{
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*/
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#define EXTI_LINE_0 (1u << 0u) /*!<External Interrupt Line 0 switcher. */
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#define EXTI_LINE_1 (1u << 1u) /*!<External Interrupt Line 1 switcher. */
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#define EXTI_LINE_2 (1u << 2u) /*!<External Interrupt Line 2 switcher. */
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#define EXTI_LINE_3 (1u << 3u) /*!<External Interrupt Line 3 switcher. */
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#define EXTI_LINE_4 (1u << 4u) /*!<External Interrupt Line 4 switcher. */
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#define EXTI_LINE_5 (1u << 5u) /*!<External Interrupt Line 5 switcher. */
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#define EXTI_LINE_6 (1u << 6u) /*!<External Interrupt Line 6 switcher. */
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#define EXTI_LINE_7 (1u << 7u) /*!<External Interrupt Line 7 switcher. */
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#define EXTI_LINE_8 (1u << 8u) /*!<External Interrupt Line 8 switcher. */
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#define EXTI_LINE_9 (1u << 9u) /*!<External Interrupt Line 9 switcher. */
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#define EXTI_LINE_10 (1u << 10u) /*!<External Interrupt Line 10 switcher. */
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#define EXTI_LINE_11 (1u << 11u) /*!<External Interrupt Line 11 switcher. */
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#define EXTI_LINE_12 (1u << 12u) /*!<External Interrupt Line 12 switcher. */
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#define EXTI_LINE_13 (1u << 13u) /*!<External Interrupt Line 13 switcher. */
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#define EXTI_LINE_14 (1u << 14u) /*!<External Interrupt Line 14 switcher. */
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#define EXTI_LINE_15 (1u << 15u) /*!<External Interrupt Line 15 switcher. */
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#define EXTI_LINE_16 (1u << 16u) /*!<External Interrupt Line 16 switcher. */
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#define EXTI_LINE_17 (1u << 17u) /*!<External Interrupt Line 17 switcher. */
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#define EXTI_LINE_18 (1u << 18u) /*!<External Interrupt Line 18 switcher. */
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#define EXTI_LINE_19 (1u << 19u) /*!<External Interrupt Line 19 switcher. */
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#define EXTI_LINE_20 (1u << 20u) /*!<External Interrupt Line 20 switcher. */
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#define EXTI_LINE_21 (1u << 21u) /*!<External Interrupt Line 21 switcher. */
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#define EXTI_LINE_22 (1u << 22u) /*!<External Interrupt Line 22 switcher. */
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#define EXTI_LINE_23 (1u << 23u) /*!<External Interrupt Line 23 switcher. */
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#define EXTI_LINE_24 (1u << 24u) /*!<External Interrupt Line 24 switcher. */
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/*!
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* @}
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*/
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/*!
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* @brief EXTI trigger input detection edge alt.
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*/
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typedef enum
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{
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EXTI_TriggerIn_Disable = 0u, /*!< Disable the trigger input interrupt. */
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EXTI_TriggerIn_RisingEdge = 1u, /*!< Trigger input rising edge interrupt.*/
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EXTI_TriggerIn_FallingEdge = 2u, /*!< Trigger input falling edge interrupt.*/
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EXTI_TriggerIn_BothEdges = 3u, /*!< Both trigger input rising and falling edge interrupt.*/
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} EXTI_TriggerIn_Type;
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/*!
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* @brief Enable the external interrupt line's interrupts.
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*
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* @param EXTIx EXTI instance.
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* @param lines External interrupt lines. See to @ref EXTI_LINE.
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* @param enable 'true' to unmask the external interrupt lines' interrupt, 'false' to mask the external interrupt lines' interrupt.
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* @return None.
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*/
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void EXTI_EnableLineInterrupt(EXTI_Type * EXTIx, uint32_t lines, bool enable);
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/*!
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* @brief Enable the external interrupt line's events.
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*
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* @param EXTIx EXTI instance.
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* @param lines External interrupt lines. See to @ref EXTI_LINE.
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* @param enable 'true' to unmask the external interrupt lines' event, 'false' to disable the external interrupt lines' event.
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* @return None.
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*/
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void EXTI_EnableLineEvent(EXTI_Type * EXTIx, uint32_t lines, bool enable);
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/*!
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* @brief Set the line input for triggering interrupts.
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*
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* @param EXTIx EXTI instance.
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* @param lines External interrupt lines. See to @ref EXTI_LINE.
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* @param trgin The active signal for triggering interrupts. See to @ref EXTI_TriggerIn_Type;
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* @return None.
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*/
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void EXTI_SetTriggerIn(EXTI_Type * EXTIx, uint32_t lines, EXTI_TriggerIn_Type trgin);
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/*!
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* @brief Do software trigger to trigger interrupts of the indicated lines.
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*
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* @param EXTIx EXTI instance.
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* @param lines External interrupt lines. See to @ref EXTI_LINE.
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* @return None.
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*/
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void EXTI_DoSwTrigger(EXTI_Type * EXTIx, uint32_t lines);
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/*!
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* @brief Get the interrupt status of the indicated EXTI module.
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*
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* @param EXTIx EXTI instance.
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* @return Line status flags. See to @ref EXTI_LINE.
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*/
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uint32_t EXTI_GetLineStatus(EXTI_Type * EXTIx);
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/*!
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* @brief Clear the interrupt status of the indicated EXTI module.
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*
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* @param EXTIx EXTI instance.
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* @param lines Interrupt status flags. See to @ref EXTI_LINE.
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* @return None.
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*/
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void EXTI_ClearLineStatus(EXTI_Type * EXTIx, uint32_t lines);
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/*!
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* @}
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*/
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#endif /* __HAL_EXTI_H__ */
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