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| Rev | Author | Line No. | Line |
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| 77 | mjames | 1 | /** |
| 2 | ****************************************************************************** |
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| 3 | * @file stm32l1xx_hal_exti.h |
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| 4 | * @author MCD Application Team |
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| 5 | * @brief Header file of EXTI HAL module. |
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| 6 | ****************************************************************************** |
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| 7 | * @attention |
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| 8 | * |
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| 9 | * Copyright (c) 2020 STMicroelectronics. |
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| 10 | * All rights reserved. |
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| 11 | * |
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| 12 | * This software is licensed under terms that can be found in the LICENSE file |
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| 13 | * in the root directory of this software component. |
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| 14 | * If no LICENSE file comes with this software, it is provided AS-IS. |
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| 15 | * |
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| 16 | ****************************************************************************** |
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| 17 | */ |
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| 18 | |||
| 19 | /* Define to prevent recursive inclusion -------------------------------------*/ |
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| 20 | #ifndef STM32L1xx_HAL_EXTI_H |
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| 21 | #define STM32L1xx_HAL_EXTI_H |
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| 22 | |||
| 23 | #ifdef __cplusplus |
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| 24 | extern "C" { |
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| 25 | #endif |
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| 26 | |||
| 27 | /* Includes ------------------------------------------------------------------*/ |
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| 28 | #include "stm32l1xx_hal_def.h" |
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| 29 | |||
| 30 | /** @addtogroup STM32L1xx_HAL_Driver |
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| 31 | * @{ |
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| 32 | */ |
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| 33 | |||
| 34 | /** @defgroup EXTI EXTI |
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| 35 | * @brief EXTI HAL module driver |
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| 36 | * @{ |
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| 37 | */ |
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| 38 | |||
| 39 | /* Exported types ------------------------------------------------------------*/ |
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| 40 | |||
| 41 | /** @defgroup EXTI_Exported_Types EXTI Exported Types |
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| 42 | * @{ |
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| 43 | */ |
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| 44 | typedef enum |
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| 45 | { |
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| 46 | HAL_EXTI_COMMON_CB_ID = 0x00U |
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| 47 | } EXTI_CallbackIDTypeDef; |
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| 48 | |||
| 49 | /** |
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| 50 | * @brief EXTI Handle structure definition |
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| 51 | */ |
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| 52 | typedef struct |
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| 53 | { |
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| 54 | uint32_t Line; /*!< Exti line number */ |
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| 55 | void (* PendingCallback)(void); /*!< Exti pending callback */ |
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| 56 | } EXTI_HandleTypeDef; |
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| 57 | |||
| 58 | /** |
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| 59 | * @brief EXTI Configuration structure definition |
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| 60 | */ |
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| 61 | typedef struct |
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| 62 | { |
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| 63 | uint32_t Line; /*!< The Exti line to be configured. This parameter |
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| 64 | can be a value of @ref EXTI_Line */ |
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| 65 | uint32_t Mode; /*!< The Exit Mode to be configured for a core. |
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| 66 | This parameter can be a combination of @ref EXTI_Mode */ |
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| 67 | uint32_t Trigger; /*!< The Exti Trigger to be configured. This parameter |
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| 68 | can be a value of @ref EXTI_Trigger */ |
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| 69 | uint32_t GPIOSel; /*!< The Exti GPIO multiplexer selection to be configured. |
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| 70 | This parameter is only possible for line 0 to 15. It |
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| 71 | can be a value of @ref EXTI_GPIOSel */ |
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| 72 | } EXTI_ConfigTypeDef; |
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| 73 | |||
| 74 | /** |
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| 75 | * @} |
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| 76 | */ |
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| 77 | |||
| 78 | /* Exported constants --------------------------------------------------------*/ |
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| 79 | /** @defgroup EXTI_Exported_Constants EXTI Exported Constants |
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| 80 | * @{ |
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| 81 | */ |
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| 82 | |||
| 83 | /** @defgroup EXTI_Line EXTI Line |
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| 84 | * @{ |
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| 85 | */ |
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| 86 | #define EXTI_LINE_0 (EXTI_GPIO | 0x00u) /*!< External interrupt line 0 */ |
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| 87 | #define EXTI_LINE_1 (EXTI_GPIO | 0x01u) /*!< External interrupt line 1 */ |
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| 88 | #define EXTI_LINE_2 (EXTI_GPIO | 0x02u) /*!< External interrupt line 2 */ |
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| 89 | #define EXTI_LINE_3 (EXTI_GPIO | 0x03u) /*!< External interrupt line 3 */ |
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| 90 | #define EXTI_LINE_4 (EXTI_GPIO | 0x04u) /*!< External interrupt line 4 */ |
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| 91 | #define EXTI_LINE_5 (EXTI_GPIO | 0x05u) /*!< External interrupt line 5 */ |
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| 92 | #define EXTI_LINE_6 (EXTI_GPIO | 0x06u) /*!< External interrupt line 6 */ |
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| 93 | #define EXTI_LINE_7 (EXTI_GPIO | 0x07u) /*!< External interrupt line 7 */ |
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| 94 | #define EXTI_LINE_8 (EXTI_GPIO | 0x08u) /*!< External interrupt line 8 */ |
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| 95 | #define EXTI_LINE_9 (EXTI_GPIO | 0x09u) /*!< External interrupt line 9 */ |
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| 96 | #define EXTI_LINE_10 (EXTI_GPIO | 0x0Au) /*!< External interrupt line 10 */ |
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| 97 | #define EXTI_LINE_11 (EXTI_GPIO | 0x0Bu) /*!< External interrupt line 11 */ |
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| 98 | #define EXTI_LINE_12 (EXTI_GPIO | 0x0Cu) /*!< External interrupt line 12 */ |
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| 99 | #define EXTI_LINE_13 (EXTI_GPIO | 0x0Du) /*!< External interrupt line 13 */ |
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| 100 | #define EXTI_LINE_14 (EXTI_GPIO | 0x0Eu) /*!< External interrupt line 14 */ |
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| 101 | #define EXTI_LINE_15 (EXTI_GPIO | 0x0Fu) /*!< External interrupt line 15 */ |
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| 102 | #define EXTI_LINE_16 (EXTI_CONFIG | 0x10u) /*!< External interrupt line 16 Connected to the PVD Output */ |
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| 103 | #define EXTI_LINE_17 (EXTI_CONFIG | 0x11u) /*!< External interrupt line 17 Connected to the RTC Alarm event */ |
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| 104 | #define EXTI_LINE_18 (EXTI_CONFIG | 0x12u) /*!< External interrupt line 18 Connected to the USB Device FS Wakeup from suspend event */ |
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| 105 | #define EXTI_LINE_19 (EXTI_CONFIG | 0x13u) /*!< External interrupt line 19 Connected to the RTC Tamper and Time Stamp events */ |
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| 106 | #define EXTI_LINE_20 (EXTI_CONFIG | 0x14u) /*!< External interrupt line 20 Connected to the RTC Wakeup event */ |
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| 107 | #define EXTI_LINE_21 (EXTI_CONFIG | 0x15u) /*!< External interrupt line 21 Connected to the Comparator 1 output */ |
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| 108 | #define EXTI_LINE_22 (EXTI_CONFIG | 0x16u) /*!< External interrupt line 22 Connected to the Comparator 2 output */ |
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| 109 | #if defined(EXTI_IMR_IM23) |
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| 110 | #define EXTI_LINE_23 (EXTI_CONFIG | 0x17u) /*!< External interrupt line 23 Connected to the channel acquisition interrupt */ |
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| 111 | #endif /* EXTI_IMR_IM23 */ |
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| 112 | |||
| 113 | /** |
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| 114 | * @} |
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| 115 | */ |
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| 116 | |||
| 117 | /** @defgroup EXTI_Mode EXTI Mode |
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| 118 | * @{ |
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| 119 | */ |
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| 120 | #define EXTI_MODE_NONE 0x00000000u |
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| 121 | #define EXTI_MODE_INTERRUPT 0x00000001u |
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| 122 | #define EXTI_MODE_EVENT 0x00000002u |
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| 123 | /** |
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| 124 | * @} |
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| 125 | */ |
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| 126 | |||
| 127 | /** @defgroup EXTI_Trigger EXTI Trigger |
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| 128 | * @{ |
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| 129 | */ |
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| 130 | |||
| 131 | #define EXTI_TRIGGER_NONE 0x00000000u |
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| 132 | #define EXTI_TRIGGER_RISING 0x00000001u |
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| 133 | #define EXTI_TRIGGER_FALLING 0x00000002u |
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| 134 | #define EXTI_TRIGGER_RISING_FALLING (EXTI_TRIGGER_RISING | EXTI_TRIGGER_FALLING) |
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| 135 | /** |
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| 136 | * @} |
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| 137 | */ |
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| 138 | |||
| 139 | /** @defgroup EXTI_GPIOSel EXTI GPIOSel |
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| 140 | * @brief |
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| 141 | * @{ |
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| 142 | */ |
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| 143 | #define EXTI_GPIOA 0x00000000u |
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| 144 | #define EXTI_GPIOB 0x00000001u |
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| 145 | #define EXTI_GPIOC 0x00000002u |
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| 146 | #define EXTI_GPIOD 0x00000003u |
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| 147 | #if defined (GPIOE) |
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| 148 | #define EXTI_GPIOE 0x00000004u |
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| 149 | #endif /* GPIOE */ |
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| 150 | #if defined (GPIOF) |
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| 151 | #define EXTI_GPIOF 0x00000005u |
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| 152 | #endif /* GPIOF */ |
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| 153 | #if defined (GPIOG) |
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| 154 | #define EXTI_GPIOG 0x00000006u |
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| 155 | #endif /* GPIOG */ |
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| 156 | #define EXTI_GPIOH 0x00000007u |
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| 157 | |||
| 158 | /** |
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| 159 | * @} |
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| 160 | */ |
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| 161 | |||
| 162 | /** |
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| 163 | * @} |
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| 164 | */ |
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| 165 | |||
| 166 | /* Exported macro ------------------------------------------------------------*/ |
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| 167 | /** @defgroup EXTI_Exported_Macros EXTI Exported Macros |
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| 168 | * @{ |
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| 169 | */ |
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| 170 | |||
| 171 | /** |
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| 172 | * @} |
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| 173 | */ |
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| 174 | |||
| 175 | /* Private constants --------------------------------------------------------*/ |
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| 176 | /** @defgroup EXTI_Private_Constants EXTI Private Constants |
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| 177 | * @{ |
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| 178 | */ |
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| 179 | /** |
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| 180 | * @brief EXTI Line property definition |
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| 181 | */ |
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| 182 | #define EXTI_PROPERTY_SHIFT 24u |
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| 183 | #define EXTI_CONFIG (0x02uL << EXTI_PROPERTY_SHIFT) |
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| 184 | #define EXTI_GPIO ((0x04uL << EXTI_PROPERTY_SHIFT) | EXTI_CONFIG) |
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| 185 | #define EXTI_RESERVED (0x08uL << EXTI_PROPERTY_SHIFT) |
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| 186 | #define EXTI_PROPERTY_MASK (EXTI_CONFIG | EXTI_GPIO) |
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| 187 | |||
| 188 | /** |
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| 189 | * @brief EXTI bit usage |
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| 190 | */ |
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| 191 | #define EXTI_PIN_MASK 0x0000001Fu |
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| 192 | |||
| 193 | /** |
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| 194 | * @brief EXTI Mask for interrupt & event mode |
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| 195 | */ |
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| 196 | #define EXTI_MODE_MASK (EXTI_MODE_EVENT | EXTI_MODE_INTERRUPT) |
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| 197 | |||
| 198 | /** |
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| 199 | * @brief EXTI Mask for trigger possibilities |
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| 200 | */ |
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| 201 | #define EXTI_TRIGGER_MASK (EXTI_TRIGGER_RISING | EXTI_TRIGGER_FALLING) |
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| 202 | |||
| 203 | /** |
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| 204 | * @brief EXTI Line number |
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| 205 | */ |
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| 206 | #if defined(EXTI_IMR_IM23) |
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| 207 | #define EXTI_LINE_NB 24UL |
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| 208 | #else |
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| 209 | #define EXTI_LINE_NB 23UL |
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| 210 | #endif /* EXTI_IMR_IM23 */ |
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| 211 | |||
| 212 | /** |
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| 213 | * @} |
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| 214 | */ |
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| 215 | |||
| 216 | /* Private macros ------------------------------------------------------------*/ |
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| 217 | /** @defgroup EXTI_Private_Macros EXTI Private Macros |
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| 218 | * @{ |
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| 219 | */ |
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| 220 | #define IS_EXTI_LINE(__EXTI_LINE__) ((((__EXTI_LINE__) & ~(EXTI_PROPERTY_MASK | EXTI_PIN_MASK)) == 0x00u) && \ |
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| 221 | ((((__EXTI_LINE__) & EXTI_PROPERTY_MASK) == EXTI_CONFIG) || \ |
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| 222 | (((__EXTI_LINE__) & EXTI_PROPERTY_MASK) == EXTI_GPIO)) && \ |
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| 223 | (((__EXTI_LINE__) & EXTI_PIN_MASK) < EXTI_LINE_NB)) |
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| 224 | |||
| 225 | #define IS_EXTI_MODE(__EXTI_LINE__) ((((__EXTI_LINE__) & EXTI_MODE_MASK) != 0x00u) && \ |
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| 226 | (((__EXTI_LINE__) & ~EXTI_MODE_MASK) == 0x00u)) |
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| 227 | |||
| 228 | #define IS_EXTI_TRIGGER(__EXTI_LINE__) (((__EXTI_LINE__) & ~EXTI_TRIGGER_MASK) == 0x00u) |
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| 229 | |||
| 230 | #define IS_EXTI_PENDING_EDGE(__EXTI_LINE__) ((__EXTI_LINE__) == EXTI_TRIGGER_RISING_FALLING) |
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| 231 | |||
| 232 | #define IS_EXTI_CONFIG_LINE(__EXTI_LINE__) (((__EXTI_LINE__) & EXTI_CONFIG) != 0x00u) |
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| 233 | |||
| 234 | #if !defined (GPIOE) |
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| 235 | #define IS_EXTI_GPIO_PORT(__PORT__) (((__PORT__) == EXTI_GPIOA) || \ |
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| 236 | ((__PORT__) == EXTI_GPIOB) || \ |
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| 237 | ((__PORT__) == EXTI_GPIOC) || \ |
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| 238 | ((__PORT__) == EXTI_GPIOD) || \ |
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| 239 | ((__PORT__) == EXTI_GPIOH)) |
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| 240 | #elif !defined (GPIOF) |
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| 241 | #define IS_EXTI_GPIO_PORT(__PORT__) (((__PORT__) == EXTI_GPIOA) || \ |
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| 242 | ((__PORT__) == EXTI_GPIOB) || \ |
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| 243 | ((__PORT__) == EXTI_GPIOC) || \ |
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| 244 | ((__PORT__) == EXTI_GPIOD) || \ |
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| 245 | ((__PORT__) == EXTI_GPIOE) || \ |
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| 246 | ((__PORT__) == EXTI_GPIOH)) |
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| 247 | #else |
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| 248 | #define IS_EXTI_GPIO_PORT(__PORT__) (((__PORT__) == EXTI_GPIOA) || \ |
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| 249 | ((__PORT__) == EXTI_GPIOB) || \ |
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| 250 | ((__PORT__) == EXTI_GPIOC) || \ |
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| 251 | ((__PORT__) == EXTI_GPIOD) || \ |
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| 252 | ((__PORT__) == EXTI_GPIOE) || \ |
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| 253 | ((__PORT__) == EXTI_GPIOF) || \ |
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| 254 | ((__PORT__) == EXTI_GPIOG) || \ |
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| 255 | ((__PORT__) == EXTI_GPIOH)) |
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| 256 | #endif /* GPIOE */ |
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| 257 | |||
| 258 | #define IS_EXTI_GPIO_PIN(__PIN__) ((__PIN__) < 16U) |
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| 259 | /** |
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| 260 | * @} |
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| 261 | */ |
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| 262 | |||
| 263 | /* Exported functions --------------------------------------------------------*/ |
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| 264 | /** @defgroup EXTI_Exported_Functions EXTI Exported Functions |
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| 265 | * @brief EXTI Exported Functions |
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| 266 | * @{ |
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| 267 | */ |
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| 268 | |||
| 269 | /** @defgroup EXTI_Exported_Functions_Group1 Configuration functions |
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| 270 | * @brief Configuration functions |
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| 271 | * @{ |
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| 272 | */ |
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| 273 | /* Configuration functions ****************************************************/ |
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| 274 | HAL_StatusTypeDef HAL_EXTI_SetConfigLine(EXTI_HandleTypeDef *hexti, EXTI_ConfigTypeDef *pExtiConfig); |
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| 275 | HAL_StatusTypeDef HAL_EXTI_GetConfigLine(EXTI_HandleTypeDef *hexti, EXTI_ConfigTypeDef *pExtiConfig); |
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| 276 | HAL_StatusTypeDef HAL_EXTI_ClearConfigLine(EXTI_HandleTypeDef *hexti); |
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| 277 | HAL_StatusTypeDef HAL_EXTI_RegisterCallback(EXTI_HandleTypeDef *hexti, EXTI_CallbackIDTypeDef CallbackID, void (*pPendingCbfn)(void)); |
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| 278 | HAL_StatusTypeDef HAL_EXTI_GetHandle(EXTI_HandleTypeDef *hexti, uint32_t ExtiLine); |
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| 279 | /** |
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| 280 | * @} |
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| 281 | */ |
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| 282 | |||
| 283 | /** @defgroup EXTI_Exported_Functions_Group2 IO operation functions |
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| 284 | * @brief IO operation functions |
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| 285 | * @{ |
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| 286 | */ |
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| 287 | /* IO operation functions *****************************************************/ |
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| 288 | void HAL_EXTI_IRQHandler(EXTI_HandleTypeDef *hexti); |
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| 289 | uint32_t HAL_EXTI_GetPending(EXTI_HandleTypeDef *hexti, uint32_t Edge); |
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| 290 | void HAL_EXTI_ClearPending(EXTI_HandleTypeDef *hexti, uint32_t Edge); |
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| 291 | void HAL_EXTI_GenerateSWI(EXTI_HandleTypeDef *hexti); |
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| 292 | |||
| 293 | /** |
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| 294 | * @} |
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| 295 | */ |
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| 296 | |||
| 297 | /** |
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| 298 | * @} |
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| 299 | */ |
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| 300 | |||
| 301 | /** |
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| 302 | * @} |
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| 303 | */ |
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| 304 | |||
| 305 | /** |
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| 306 | * @} |
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| 307 | */ |
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| 308 | |||
| 309 | #ifdef __cplusplus |
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| 310 | } |
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| 311 | #endif |
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| 312 | |||
| 313 | #endif /* STM32l1xx_HAL_EXTI_H */ |
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| 314 | |||
| 315 | /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |