236 lines
7.7 KiB
C
236 lines
7.7 KiB
C
/**
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**************************************************************************
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* @file at32a423_exint.h
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* @brief at32a423 exint header file
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**************************************************************************
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* Copyright notice & Disclaimer
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*
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* The software Board Support Package (BSP) that is made available to
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* download from Artery official website is the copyrighted work of Artery.
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* Artery authorizes customers to use, copy, and distribute the BSP
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* software and its related documentation for the purpose of design and
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* development in conjunction with Artery microcontrollers. Use of the
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* software is governed by this copyright notice and the following disclaimer.
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*
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* THIS SOFTWARE IS PROVIDED ON "AS IS" BASIS WITHOUT WARRANTIES,
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* GUARANTEES OR REPRESENTATIONS OF ANY KIND. ARTERY EXPRESSLY DISCLAIMS,
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* TO THE FULLEST EXTENT PERMITTED BY LAW, ALL EXPRESS, IMPLIED OR
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* STATUTORY OR OTHER WARRANTIES, GUARANTEES OR REPRESENTATIONS,
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* INCLUDING BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT.
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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 __AT32A423_EXINT_H
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#define __AT32A423_EXINT_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 "at32a423.h"
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/** @addtogroup AT32A423_periph_driver
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* @{
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*/
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/** @addtogroup EXINT
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* @{
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*/
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/** @defgroup EXINT_lines
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* @{
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*/
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#define EXINT_LINE_NONE ((uint32_t)0x00000000)
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#define EXINT_LINE_0 ((uint32_t)0x00000001) /*!< external interrupt line 0 */
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#define EXINT_LINE_1 ((uint32_t)0x00000002) /*!< external interrupt line 1 */
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#define EXINT_LINE_2 ((uint32_t)0x00000004) /*!< external interrupt line 2 */
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#define EXINT_LINE_3 ((uint32_t)0x00000008) /*!< external interrupt line 3 */
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#define EXINT_LINE_4 ((uint32_t)0x00000010) /*!< external interrupt line 4 */
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#define EXINT_LINE_5 ((uint32_t)0x00000020) /*!< external interrupt line 5 */
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#define EXINT_LINE_6 ((uint32_t)0x00000040) /*!< external interrupt line 6 */
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#define EXINT_LINE_7 ((uint32_t)0x00000080) /*!< external interrupt line 7 */
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#define EXINT_LINE_8 ((uint32_t)0x00000100) /*!< external interrupt line 8 */
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#define EXINT_LINE_9 ((uint32_t)0x00000200) /*!< external interrupt line 9 */
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#define EXINT_LINE_10 ((uint32_t)0x00000400) /*!< external interrupt line 10 */
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#define EXINT_LINE_11 ((uint32_t)0x00000800) /*!< external interrupt line 11 */
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#define EXINT_LINE_12 ((uint32_t)0x00001000) /*!< external interrupt line 12 */
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#define EXINT_LINE_13 ((uint32_t)0x00002000) /*!< external interrupt line 13 */
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#define EXINT_LINE_14 ((uint32_t)0x00004000) /*!< external interrupt line 14 */
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#define EXINT_LINE_15 ((uint32_t)0x00008000) /*!< external interrupt line 15 */
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#define EXINT_LINE_16 ((uint32_t)0x00010000) /*!< external interrupt line 16 */
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#define EXINT_LINE_17 ((uint32_t)0x00020000) /*!< external interrupt line 17 */
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#define EXINT_LINE_18 ((uint32_t)0x00040000) /*!< external interrupt line 18 */
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#define EXINT_LINE_21 ((uint32_t)0x00200000) /*!< external interrupt line 21 */
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#define EXINT_LINE_22 ((uint32_t)0x00400000) /*!< external interrupt line 22 */
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#define EXINT_LINE_23 ((uint32_t)0x00800000) /*!< external interrupt line 23 */
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#define EXINT_LINE_25 ((uint32_t)0x02000000) /*!< external interrupt line 25 */
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#define EXINT_LINE_26 ((uint32_t)0x04000000) /*!< external interrupt line 26 */
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#define EXINT_LINE_28 ((uint32_t)0x10000000) /*!< external interrupt line 28 */
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/**
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* @}
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*/
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/** @defgroup EXINT_exported_types
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* @{
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*/
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/**
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* @brief exint line mode type
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*/
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typedef enum
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{
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EXINT_LINE_INTERRUPUT = 0x00, /*!< external interrupt line interrupt mode */
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EXINT_LINE_INTERRUPT = 0x00, /*!< same as EXINT_LINE_INTERRUPUT, fixed spelling error */
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EXINT_LINE_EVENT = 0x01 /*!< external interrupt line event mode */
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} exint_line_mode_type;
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/**
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* @brief exint polarity configuration type
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*/
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typedef enum
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{
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EXINT_TRIGGER_RISING_EDGE = 0x00, /*!< external interrupt line rising trigger mode */
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EXINT_TRIGGER_FALLING_EDGE = 0x01, /*!< external interrupt line falling trigger mode */
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EXINT_TRIGGER_BOTH_EDGE = 0x02 /*!< external interrupt line both rising and falling trigger mode */
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} exint_polarity_config_type;
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/**
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* @brief exint init type
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*/
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typedef struct
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{
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exint_line_mode_type line_mode; /*!< choose mode event or interrupt mode */
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uint32_t line_select; /*!< select the exint line, availiable for single line or multiple lines */
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exint_polarity_config_type line_polarity; /*!< select the tregger polarity, with rising edge, falling edge or both edge */
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confirm_state line_enable; /*!< enable or disable exint */
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} exint_init_type;
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/**
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* @brief type define exint register all
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*/
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typedef struct
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{
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/**
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* @brief exint inten register, offset:0x00
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*/
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union
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{
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__IO uint32_t inten;
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struct
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{
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__IO uint32_t intenx : 29;/* [28:0] */
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__IO uint32_t reserved1 : 3; /* [31:29] */
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} inten_bit;
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};
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/**
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* @brief exint evten register, offset:0x04
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*/
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union
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{
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__IO uint32_t evten;
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struct
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{
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__IO uint32_t evtenx : 29;/* [28:0] */
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__IO uint32_t reserved1 : 3; /* [31:29] */
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} evten_bit;
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};
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/**
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* @brief exint polcfg1 register, offset:0x08
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*/
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union
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{
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__IO uint32_t polcfg1;
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struct
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{
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__IO uint32_t rpx : 29;/* [28:0] */
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__IO uint32_t reserved1 : 3; /* [31:29] */
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} polcfg1_bit;
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};
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/**
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* @brief exint polcfg2 register, offset:0x0C
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*/
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union
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{
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__IO uint32_t polcfg2;
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struct
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{
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__IO uint32_t fpx : 29;/* [28:0] */
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__IO uint32_t reserved1 : 3; /* [31:29] */
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} polcfg2_bit;
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};
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/**
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* @brief exint swtrg register, offset:0x10
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*/
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union
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{
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__IO uint32_t swtrg;
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struct
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{
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__IO uint32_t swtx : 29;/* [28:0] */
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__IO uint32_t reserved1 : 3; /* [31:29] */
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} swtrg_bit;
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};
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/**
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* @brief exint intsts register, offset:0x14
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*/
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union
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{
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__IO uint32_t intsts;
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struct
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{
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__IO uint32_t linex : 29;/* [28:0] */
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__IO uint32_t reserved1 : 3; /* [31:29] */
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} intsts_bit;
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};
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} exint_type;
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/**
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* @}
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*/
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#define EXINT ((exint_type *) EXINT_BASE)
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/** @defgroup EXINT_exported_functions
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* @{
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*/
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void exint_reset(void);
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void exint_default_para_init(exint_init_type *exint_struct);
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void exint_init(exint_init_type *exint_struct);
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void exint_flag_clear(uint32_t exint_line);
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flag_status exint_flag_get(uint32_t exint_line);
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flag_status exint_interrupt_flag_get(uint32_t exint_line);
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void exint_software_interrupt_event_generate(uint32_t exint_line);
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void exint_interrupt_enable(uint32_t exint_line, confirm_state new_state);
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void exint_event_enable(uint32_t exint_line, confirm_state new_state);
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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
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