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| 56 | 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 | * <h2><center>© Copyright (c) 2020 STMicroelectronics. |
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| 10 | * All rights reserved.</center></h2> |
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| 11 | * |
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| 12 | * This software component is licensed by ST under BSD 3-Clause license, |
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| 13 | * the "License"; You may not use this file except in compliance with the |
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| 14 | * License. You may obtain a copy of the License at: |
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| 15 | * opensource.org/licenses/BSD-3-Clause |
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| 16 | * |
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| 17 | ****************************************************************************** |
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| 18 | */ |
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| 19 | |||
| 20 | /* Define to prevent recursive inclusion -------------------------------------*/ |
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| 21 | #ifndef STM32L1xx_HAL_EXTI_H |
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| 22 | #define STM32L1xx_HAL_EXTI_H |
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| 23 | |||
| 24 | #ifdef __cplusplus |
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| 25 | extern "C" { |
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| 26 | #endif |
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| 27 | |||
| 28 | /* Includes ------------------------------------------------------------------*/ |
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| 29 | #include "stm32l1xx_hal_def.h" |
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| 30 | |||
| 31 | /** @addtogroup STM32L1xx_HAL_Driver |
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| 32 | * @{ |
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| 33 | */ |
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| 34 | |||
| 35 | /** @defgroup EXTI EXTI |
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| 36 | * @brief EXTI HAL module driver |
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| 37 | * @{ |
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| 38 | */ |
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| 39 | |||
| 40 | /* Exported types ------------------------------------------------------------*/ |
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| 41 | |||
| 42 | /** @defgroup EXTI_Exported_Types EXTI Exported Types |
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| 43 | * @{ |
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| 44 | */ |
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| 45 | typedef enum |
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| 46 | { |
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| 47 | HAL_EXTI_COMMON_CB_ID = 0x00U |
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| 48 | } EXTI_CallbackIDTypeDef; |
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| 49 | |||
| 50 | /** |
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| 51 | * @brief EXTI Handle structure definition |
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| 52 | */ |
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| 53 | typedef struct |
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| 54 | { |
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| 55 | uint32_t Line; /*!< Exti line number */ |
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| 56 | void (* PendingCallback)(void); /*!< Exti pending callback */ |
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| 57 | } EXTI_HandleTypeDef; |
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| 58 | |||
| 59 | /** |
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| 60 | * @brief EXTI Configuration structure definition |
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| 61 | */ |
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| 62 | typedef struct |
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| 63 | { |
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| 64 | uint32_t Line; /*!< The Exti line to be configured. This parameter |
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| 65 | can be a value of @ref EXTI_Line */ |
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| 66 | uint32_t Mode; /*!< The Exit Mode to be configured for a core. |
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| 67 | This parameter can be a combination of @ref EXTI_Mode */ |
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| 68 | uint32_t Trigger; /*!< The Exti Trigger to be configured. This parameter |
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| 69 | can be a value of @ref EXTI_Trigger */ |
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| 70 | uint32_t GPIOSel; /*!< The Exti GPIO multiplexer selection to be configured. |
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| 71 | This parameter is only possible for line 0 to 15. It |
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| 72 | can be a value of @ref EXTI_GPIOSel */ |
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| 73 | } EXTI_ConfigTypeDef; |
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| 74 | |||
| 75 | /** |
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| 76 | * @} |
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| 77 | */ |
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| 78 | |||
| 79 | /* Exported constants --------------------------------------------------------*/ |
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| 80 | /** @defgroup EXTI_Exported_Constants EXTI Exported Constants |
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| 81 | * @{ |
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| 82 | */ |
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| 83 | |||
| 84 | /** @defgroup EXTI_Line EXTI Line |
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| 85 | * @{ |
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| 86 | */ |
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| 87 | #define EXTI_LINE_0 (EXTI_GPIO | 0x00u) /*!< External interrupt line 0 */ |
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| 88 | #define EXTI_LINE_1 (EXTI_GPIO | 0x01u) /*!< External interrupt line 1 */ |
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| 89 | #define EXTI_LINE_2 (EXTI_GPIO | 0x02u) /*!< External interrupt line 2 */ |
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| 90 | #define EXTI_LINE_3 (EXTI_GPIO | 0x03u) /*!< External interrupt line 3 */ |
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| 91 | #define EXTI_LINE_4 (EXTI_GPIO | 0x04u) /*!< External interrupt line 4 */ |
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| 92 | #define EXTI_LINE_5 (EXTI_GPIO | 0x05u) /*!< External interrupt line 5 */ |
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| 93 | #define EXTI_LINE_6 (EXTI_GPIO | 0x06u) /*!< External interrupt line 6 */ |
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| 94 | #define EXTI_LINE_7 (EXTI_GPIO | 0x07u) /*!< External interrupt line 7 */ |
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| 95 | #define EXTI_LINE_8 (EXTI_GPIO | 0x08u) /*!< External interrupt line 8 */ |
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| 96 | #define EXTI_LINE_9 (EXTI_GPIO | 0x09u) /*!< External interrupt line 9 */ |
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| 97 | #define EXTI_LINE_10 (EXTI_GPIO | 0x0Au) /*!< External interrupt line 10 */ |
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| 98 | #define EXTI_LINE_11 (EXTI_GPIO | 0x0Bu) /*!< External interrupt line 11 */ |
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| 99 | #define EXTI_LINE_12 (EXTI_GPIO | 0x0Cu) /*!< External interrupt line 12 */ |
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| 100 | #define EXTI_LINE_13 (EXTI_GPIO | 0x0Du) /*!< External interrupt line 13 */ |
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| 101 | #define EXTI_LINE_14 (EXTI_GPIO | 0x0Eu) /*!< External interrupt line 14 */ |
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| 102 | #define EXTI_LINE_15 (EXTI_GPIO | 0x0Fu) /*!< External interrupt line 15 */ |
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| 103 | #define EXTI_LINE_16 (EXTI_CONFIG | 0x10u) /*!< External interrupt line 16 Connected to the PVD Output */ |
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| 104 | #define EXTI_LINE_17 (EXTI_CONFIG | 0x11u) /*!< External interrupt line 17 Connected to the RTC Alarm event */ |
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| 105 | #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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| 106 | #define EXTI_LINE_19 (EXTI_CONFIG | 0x13u) /*!< External interrupt line 19 Connected to the RTC Tamper and Time Stamp events */ |
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| 107 | #define EXTI_LINE_20 (EXTI_CONFIG | 0x14u) /*!< External interrupt line 20 Connected to the RTC Wakeup event */ |
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| 108 | #define EXTI_LINE_21 (EXTI_CONFIG | 0x15u) /*!< External interrupt line 21 Connected to the Comparator 1 output */ |
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| 109 | #define EXTI_LINE_22 (EXTI_CONFIG | 0x16u) /*!< External interrupt line 22 Connected to the Comparator 2 output */ |
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| 110 | #if defined(EXTI_IMR_IM23) |
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| 111 | #define EXTI_LINE_23 (EXTI_CONFIG | 0x17u) /*!< External interrupt line 23 Connected to the channel acquisition interrupt */ |
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| 112 | #endif /* EXTI_IMR_IM23 */ |
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| 113 | |||
| 114 | /** |
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| 115 | * @} |
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| 116 | */ |
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| 117 | |||
| 118 | /** @defgroup EXTI_Mode EXTI Mode |
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| 119 | * @{ |
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| 120 | */ |
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| 121 | #define EXTI_MODE_NONE 0x00000000u |
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| 122 | #define EXTI_MODE_INTERRUPT 0x00000001u |
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| 123 | #define EXTI_MODE_EVENT 0x00000002u |
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| 124 | /** |
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| 125 | * @} |
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| 126 | */ |
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| 127 | |||
| 128 | /** @defgroup EXTI_Trigger EXTI Trigger |
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| 129 | * @{ |
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| 130 | */ |
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| 131 | |||
| 132 | #define EXTI_TRIGGER_NONE 0x00000000u |
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| 133 | #define EXTI_TRIGGER_RISING 0x00000001u |
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| 134 | #define EXTI_TRIGGER_FALLING 0x00000002u |
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| 135 | #define EXTI_TRIGGER_RISING_FALLING (EXTI_TRIGGER_RISING | EXTI_TRIGGER_FALLING) |
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| 136 | /** |
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| 137 | * @} |
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| 138 | */ |
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| 139 | |||
| 140 | /** @defgroup EXTI_GPIOSel EXTI GPIOSel |
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| 141 | * @brief |
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| 142 | * @{ |
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| 143 | */ |
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| 144 | #define EXTI_GPIOA 0x00000000u |
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| 145 | #define EXTI_GPIOB 0x00000001u |
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| 146 | #define EXTI_GPIOC 0x00000002u |
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| 147 | #define EXTI_GPIOD 0x00000003u |
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| 148 | #if defined (GPIOE) |
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| 149 | #define EXTI_GPIOE 0x00000004u |
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| 150 | #endif /* GPIOE */ |
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| 151 | #if defined (GPIOF) |
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| 152 | #define EXTI_GPIOF 0x00000005u |
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| 153 | #endif /* GPIOF */ |
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| 154 | #if defined (GPIOG) |
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| 155 | #define EXTI_GPIOG 0x00000006u |
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| 156 | #endif /* GPIOG */ |
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| 157 | #define EXTI_GPIOH 0x00000007u |
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| 158 | |||
| 159 | /** |
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| 160 | * @} |
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| 161 | */ |
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| 162 | |||
| 163 | /** |
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| 164 | * @} |
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| 165 | */ |
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| 166 | |||
| 167 | /* Exported macro ------------------------------------------------------------*/ |
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| 168 | /** @defgroup EXTI_Exported_Macros EXTI Exported Macros |
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| 169 | * @{ |
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| 170 | */ |
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| 171 | |||
| 172 | /** |
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| 173 | * @} |
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| 174 | */ |
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| 175 | |||
| 176 | /* Private constants --------------------------------------------------------*/ |
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| 177 | /** @defgroup EXTI_Private_Constants EXTI Private Constants |
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| 178 | * @{ |
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| 179 | */ |
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| 180 | /** |
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| 181 | * @brief EXTI Line property definition |
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| 182 | */ |
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| 183 | #define EXTI_PROPERTY_SHIFT 24u |
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| 184 | #define EXTI_CONFIG (0x02uL << EXTI_PROPERTY_SHIFT) |
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| 185 | #define EXTI_GPIO ((0x04uL << EXTI_PROPERTY_SHIFT) | EXTI_CONFIG) |
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| 186 | #define EXTI_RESERVED (0x08uL << EXTI_PROPERTY_SHIFT) |
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| 187 | #define EXTI_PROPERTY_MASK (EXTI_CONFIG | EXTI_GPIO) |
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| 188 | |||
| 189 | /** |
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| 190 | * @brief EXTI bit usage |
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| 191 | */ |
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| 192 | #define EXTI_PIN_MASK 0x0000001Fu |
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| 193 | |||
| 194 | /** |
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| 195 | * @brief EXTI Mask for interrupt & event mode |
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| 196 | */ |
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| 197 | #define EXTI_MODE_MASK (EXTI_MODE_EVENT | EXTI_MODE_INTERRUPT) |
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| 198 | |||
| 199 | /** |
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| 200 | * @brief EXTI Mask for trigger possibilities |
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| 201 | */ |
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| 202 | #define EXTI_TRIGGER_MASK (EXTI_TRIGGER_RISING | EXTI_TRIGGER_FALLING) |
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| 203 | |||
| 204 | /** |
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| 205 | * @brief EXTI Line number |
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| 206 | */ |
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| 207 | #if defined(EXTI_IMR_IM23) |
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| 208 | #define EXTI_LINE_NB 24UL |
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| 209 | #else |
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| 210 | #define EXTI_LINE_NB 23UL |
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| 211 | #endif /* EXTI_IMR_IM23 */ |
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| 212 | |||
| 213 | /** |
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| 214 | * @} |
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| 215 | */ |
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| 216 | |||
| 217 | /* Private macros ------------------------------------------------------------*/ |
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| 218 | /** @defgroup EXTI_Private_Macros EXTI Private Macros |
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| 219 | * @{ |
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| 220 | */ |
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| 61 | mjames | 221 | #define IS_EXTI_LINE(__EXTI_LINE__) ((((__EXTI_LINE__) & ~(EXTI_PROPERTY_MASK | EXTI_PIN_MASK)) == 0x00u) && \ |
| 222 | ((((__EXTI_LINE__) & EXTI_PROPERTY_MASK) == EXTI_CONFIG) || \ |
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| 223 | (((__EXTI_LINE__) & EXTI_PROPERTY_MASK) == EXTI_GPIO)) && \ |
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| 224 | (((__EXTI_LINE__) & EXTI_PIN_MASK) < EXTI_LINE_NB)) |
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| 56 | mjames | 225 | |
| 61 | mjames | 226 | #define IS_EXTI_MODE(__EXTI_LINE__) ((((__EXTI_LINE__) & EXTI_MODE_MASK) != 0x00u) && \ |
| 227 | (((__EXTI_LINE__) & ~EXTI_MODE_MASK) == 0x00u)) |
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| 56 | mjames | 228 | |
| 61 | mjames | 229 | #define IS_EXTI_TRIGGER(__EXTI_LINE__) (((__EXTI_LINE__) & ~EXTI_TRIGGER_MASK) == 0x00u) |
| 56 | mjames | 230 | |
| 61 | mjames | 231 | #define IS_EXTI_PENDING_EDGE(__EXTI_LINE__) ((__EXTI_LINE__) == EXTI_TRIGGER_RISING_FALLING) |
| 56 | mjames | 232 | |
| 61 | mjames | 233 | #define IS_EXTI_CONFIG_LINE(__EXTI_LINE__) (((__EXTI_LINE__) & EXTI_CONFIG) != 0x00u) |
| 56 | mjames | 234 | |
| 235 | #if !defined (GPIOE) |
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| 236 | #define IS_EXTI_GPIO_PORT(__PORT__) (((__PORT__) == EXTI_GPIOA) || \ |
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| 237 | ((__PORT__) == EXTI_GPIOB) || \ |
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| 238 | ((__PORT__) == EXTI_GPIOC) || \ |
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| 239 | ((__PORT__) == EXTI_GPIOD) || \ |
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| 240 | ((__PORT__) == EXTI_GPIOH)) |
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| 241 | #elif !defined (GPIOF) |
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| 242 | #define IS_EXTI_GPIO_PORT(__PORT__) (((__PORT__) == EXTI_GPIOA) || \ |
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| 243 | ((__PORT__) == EXTI_GPIOB) || \ |
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| 244 | ((__PORT__) == EXTI_GPIOC) || \ |
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| 245 | ((__PORT__) == EXTI_GPIOD) || \ |
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| 246 | ((__PORT__) == EXTI_GPIOE) || \ |
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| 247 | ((__PORT__) == EXTI_GPIOH)) |
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| 248 | #else |
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| 249 | #define IS_EXTI_GPIO_PORT(__PORT__) (((__PORT__) == EXTI_GPIOA) || \ |
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| 250 | ((__PORT__) == EXTI_GPIOB) || \ |
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| 251 | ((__PORT__) == EXTI_GPIOC) || \ |
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| 252 | ((__PORT__) == EXTI_GPIOD) || \ |
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| 253 | ((__PORT__) == EXTI_GPIOE) || \ |
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| 254 | ((__PORT__) == EXTI_GPIOF) || \ |
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| 255 | ((__PORT__) == EXTI_GPIOG) || \ |
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| 256 | ((__PORT__) == EXTI_GPIOH)) |
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| 257 | #endif /* GPIOE */ |
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| 258 | |||
| 259 | #define IS_EXTI_GPIO_PIN(__PIN__) ((__PIN__) < 16U) |
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| 260 | /** |
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| 261 | * @} |
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| 262 | */ |
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| 263 | |||
| 264 | /* Exported functions --------------------------------------------------------*/ |
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| 265 | /** @defgroup EXTI_Exported_Functions EXTI Exported Functions |
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| 266 | * @brief EXTI Exported Functions |
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| 267 | * @{ |
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| 268 | */ |
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| 269 | |||
| 270 | /** @defgroup EXTI_Exported_Functions_Group1 Configuration functions |
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| 271 | * @brief Configuration functions |
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| 272 | * @{ |
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| 273 | */ |
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| 274 | /* Configuration functions ****************************************************/ |
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| 275 | HAL_StatusTypeDef HAL_EXTI_SetConfigLine(EXTI_HandleTypeDef *hexti, EXTI_ConfigTypeDef *pExtiConfig); |
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| 276 | HAL_StatusTypeDef HAL_EXTI_GetConfigLine(EXTI_HandleTypeDef *hexti, EXTI_ConfigTypeDef *pExtiConfig); |
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| 277 | HAL_StatusTypeDef HAL_EXTI_ClearConfigLine(EXTI_HandleTypeDef *hexti); |
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| 278 | HAL_StatusTypeDef HAL_EXTI_RegisterCallback(EXTI_HandleTypeDef *hexti, EXTI_CallbackIDTypeDef CallbackID, void (*pPendingCbfn)(void)); |
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| 279 | HAL_StatusTypeDef HAL_EXTI_GetHandle(EXTI_HandleTypeDef *hexti, uint32_t ExtiLine); |
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| 280 | /** |
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| 281 | * @} |
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| 282 | */ |
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| 283 | |||
| 284 | /** @defgroup EXTI_Exported_Functions_Group2 IO operation functions |
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| 285 | * @brief IO operation functions |
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| 286 | * @{ |
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| 287 | */ |
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| 288 | /* IO operation functions *****************************************************/ |
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| 289 | void HAL_EXTI_IRQHandler(EXTI_HandleTypeDef *hexti); |
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| 290 | uint32_t HAL_EXTI_GetPending(EXTI_HandleTypeDef *hexti, uint32_t Edge); |
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| 291 | void HAL_EXTI_ClearPending(EXTI_HandleTypeDef *hexti, uint32_t Edge); |
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| 292 | void HAL_EXTI_GenerateSWI(EXTI_HandleTypeDef *hexti); |
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| 293 | |||
| 294 | /** |
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| 295 | * @} |
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| 296 | */ |
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| 297 | |||
| 298 | /** |
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| 299 | * @} |
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| 300 | */ |
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| 301 | |||
| 302 | /** |
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| 303 | * @} |
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| 304 | */ |
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| 305 | |||
| 306 | /** |
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| 307 | * @} |
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| 308 | */ |
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| 309 | |||
| 310 | #ifdef __cplusplus |
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| 311 | } |
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| 312 | #endif |
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| 313 | |||
| 314 | #endif /* STM32l1xx_HAL_EXTI_H */ |
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| 315 | |||
| 316 | /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |