1 /** 2 ****************************************************************************** 3 * @file stm32f1xx_hal_exti.h 4 * @author MCD Application Team 5 * @brief Header file of EXTI HAL module. 6 ****************************************************************************** 7 * @attention 8 * 9 * Copyright (c) 2019 STMicroelectronics. 10 * All rights reserved. 11 * 12 * This software is licensed under terms that can be found in the LICENSE file 13 * in the root directory of this software component. 14 * If no LICENSE file comes with this software, it is provided AS-IS. 15 * 16 ****************************************************************************** 17 */ 18 19 /* Define to prevent recursive inclusion -------------------------------------*/ 20 #ifndef STM32F1xx_HAL_EXTI_H 21 #define STM32F1xx_HAL_EXTI_H 22 23 #ifdef __cplusplus 24 extern "C" { 25 #endif 26 27 /* Includes ------------------------------------------------------------------*/ 28 #include "stm32f1xx_hal_def.h" 29 30 /** @addtogroup STM32F1xx_HAL_Driver 31 * @{ 32 */ 33 34 /** @defgroup EXTI EXTI 35 * @brief EXTI HAL module driver 36 * @{ 37 */ 38 39 /* Exported types ------------------------------------------------------------*/ 40 41 /** @defgroup EXTI_Exported_Types EXTI Exported Types 42 * @{ 43 */ 44 45 /** 46 * @brief HAL EXTI common Callback ID enumeration definition 47 */ 48 typedef enum 49 { 50 HAL_EXTI_COMMON_CB_ID = 0x00U 51 } EXTI_CallbackIDTypeDef; 52 53 /** 54 * @brief EXTI Handle structure definition 55 */ 56 typedef struct 57 { 58 uint32_t Line; /*!< Exti line number */ 59 void (* PendingCallback)(void); /*!< Exti pending callback */ 60 } EXTI_HandleTypeDef; 61 62 /** 63 * @brief EXTI Configuration structure definition 64 */ 65 typedef struct 66 { 67 uint32_t Line; /*!< The Exti line to be configured. This parameter 68 can be a value of @ref EXTI_Line */ 69 uint32_t Mode; /*!< The Exit Mode to be configured for a core. 70 This parameter can be a combination of @ref EXTI_Mode */ 71 uint32_t Trigger; /*!< The Exti Trigger to be configured. This parameter 72 can be a value of @ref EXTI_Trigger */ 73 uint32_t GPIOSel; /*!< The Exti GPIO multiplexer selection to be configured. 74 This parameter is only possible for line 0 to 15. It 75 can be a value of @ref EXTI_GPIOSel */ 76 } EXTI_ConfigTypeDef; 77 78 /** 79 * @} 80 */ 81 82 /* Exported constants --------------------------------------------------------*/ 83 /** @defgroup EXTI_Exported_Constants EXTI Exported Constants 84 * @{ 85 */ 86 87 /** @defgroup EXTI_Line EXTI Line 88 * @{ 89 */ 90 #define EXTI_LINE_0 (EXTI_GPIO | 0x00u) /*!< External interrupt line 0 */ 91 #define EXTI_LINE_1 (EXTI_GPIO | 0x01u) /*!< External interrupt line 1 */ 92 #define EXTI_LINE_2 (EXTI_GPIO | 0x02u) /*!< External interrupt line 2 */ 93 #define EXTI_LINE_3 (EXTI_GPIO | 0x03u) /*!< External interrupt line 3 */ 94 #define EXTI_LINE_4 (EXTI_GPIO | 0x04u) /*!< External interrupt line 4 */ 95 #define EXTI_LINE_5 (EXTI_GPIO | 0x05u) /*!< External interrupt line 5 */ 96 #define EXTI_LINE_6 (EXTI_GPIO | 0x06u) /*!< External interrupt line 6 */ 97 #define EXTI_LINE_7 (EXTI_GPIO | 0x07u) /*!< External interrupt line 7 */ 98 #define EXTI_LINE_8 (EXTI_GPIO | 0x08u) /*!< External interrupt line 8 */ 99 #define EXTI_LINE_9 (EXTI_GPIO | 0x09u) /*!< External interrupt line 9 */ 100 #define EXTI_LINE_10 (EXTI_GPIO | 0x0Au) /*!< External interrupt line 10 */ 101 #define EXTI_LINE_11 (EXTI_GPIO | 0x0Bu) /*!< External interrupt line 11 */ 102 #define EXTI_LINE_12 (EXTI_GPIO | 0x0Cu) /*!< External interrupt line 12 */ 103 #define EXTI_LINE_13 (EXTI_GPIO | 0x0Du) /*!< External interrupt line 13 */ 104 #define EXTI_LINE_14 (EXTI_GPIO | 0x0Eu) /*!< External interrupt line 14 */ 105 #define EXTI_LINE_15 (EXTI_GPIO | 0x0Fu) /*!< External interrupt line 15 */ 106 #define EXTI_LINE_16 (EXTI_CONFIG | 0x10u) /*!< External interrupt line 16 Connected to the PVD Output */ 107 #define EXTI_LINE_17 (EXTI_CONFIG | 0x11u) /*!< External interrupt line 17 Connected to the RTC Alarm event */ 108 #if defined(EXTI_IMR_IM18) 109 #define EXTI_LINE_18 (EXTI_CONFIG | 0x12u) /*!< External interrupt line 18 Connected to the USB Wakeup from suspend event */ 110 #endif /* EXTI_IMR_IM18 */ 111 #if defined(EXTI_IMR_IM19) 112 #define EXTI_LINE_19 (EXTI_CONFIG | 0x13u) /*!< External interrupt line 19 Connected to the Ethernet Wakeup event */ 113 #endif /* EXTI_IMR_IM19 */ 114 115 /** 116 * @} 117 */ 118 119 /** @defgroup EXTI_Mode EXTI Mode 120 * @{ 121 */ 122 #define EXTI_MODE_NONE 0x00000000u 123 #define EXTI_MODE_INTERRUPT 0x00000001u 124 #define EXTI_MODE_EVENT 0x00000002u 125 /** 126 * @} 127 */ 128 129 /** @defgroup EXTI_Trigger EXTI Trigger 130 * @{ 131 */ 132 #define EXTI_TRIGGER_NONE 0x00000000u 133 #define EXTI_TRIGGER_RISING 0x00000001u 134 #define EXTI_TRIGGER_FALLING 0x00000002u 135 #define EXTI_TRIGGER_RISING_FALLING (EXTI_TRIGGER_RISING | EXTI_TRIGGER_FALLING) 136 /** 137 * @} 138 */ 139 140 /** @defgroup EXTI_GPIOSel EXTI GPIOSel 141 * @brief 142 * @{ 143 */ 144 #define EXTI_GPIOA 0x00000000u 145 #define EXTI_GPIOB 0x00000001u 146 #define EXTI_GPIOC 0x00000002u 147 #define EXTI_GPIOD 0x00000003u 148 #if defined (GPIOE) 149 #define EXTI_GPIOE 0x00000004u 150 #endif /* GPIOE */ 151 #if defined (GPIOF) 152 #define EXTI_GPIOF 0x00000005u 153 #endif /* GPIOF */ 154 #if defined (GPIOG) 155 #define EXTI_GPIOG 0x00000006u 156 #endif /* GPIOG */ 157 /** 158 * @} 159 */ 160 161 /** 162 * @} 163 */ 164 165 /* Exported macro ------------------------------------------------------------*/ 166 /** @defgroup EXTI_Exported_Macros EXTI Exported Macros 167 * @{ 168 */ 169 170 /** 171 * @} 172 */ 173 174 /* Private constants --------------------------------------------------------*/ 175 /** @defgroup EXTI_Private_Constants EXTI Private Constants 176 * @{ 177 */ 178 /** 179 * @brief EXTI Line property definition 180 */ 181 #define EXTI_PROPERTY_SHIFT 24u 182 #define EXTI_CONFIG (0x02uL << EXTI_PROPERTY_SHIFT) 183 #define EXTI_GPIO ((0x04uL << EXTI_PROPERTY_SHIFT) | EXTI_CONFIG) 184 #define EXTI_PROPERTY_MASK (EXTI_CONFIG | EXTI_GPIO) 185 186 /** 187 * @brief EXTI bit usage 188 */ 189 #define EXTI_PIN_MASK 0x0000001Fu 190 191 /** 192 * @brief EXTI Mask for interrupt & event mode 193 */ 194 #define EXTI_MODE_MASK (EXTI_MODE_EVENT | EXTI_MODE_INTERRUPT) 195 196 /** 197 * @brief EXTI Mask for trigger possibilities 198 */ 199 #define EXTI_TRIGGER_MASK (EXTI_TRIGGER_RISING | EXTI_TRIGGER_FALLING) 200 201 /** 202 * @brief EXTI Line number 203 */ 204 #if defined(EXTI_IMR_IM19) 205 #define EXTI_LINE_NB 20UL 206 #elif defined(EXTI_IMR_IM18) 207 #define EXTI_LINE_NB 19UL 208 #else /* EXTI_IMR_IM17 */ 209 #define EXTI_LINE_NB 18UL 210 #endif /* EXTI_IMR_IM19 */ 211 /** 212 * @} 213 */ 214 215 /* Private macros ------------------------------------------------------------*/ 216 /** @defgroup EXTI_Private_Macros EXTI Private Macros 217 * @{ 218 */ 219 #define IS_EXTI_LINE(__EXTI_LINE__) ((((__EXTI_LINE__) & ~(EXTI_PROPERTY_MASK | EXTI_PIN_MASK)) == 0x00u) && \ 220 ((((__EXTI_LINE__) & EXTI_PROPERTY_MASK) == EXTI_CONFIG) || \ 221 (((__EXTI_LINE__) & EXTI_PROPERTY_MASK) == EXTI_GPIO)) && \ 222 (((__EXTI_LINE__) & EXTI_PIN_MASK) < EXTI_LINE_NB)) 223 224 #define IS_EXTI_MODE(__EXTI_LINE__) ((((__EXTI_LINE__) & EXTI_MODE_MASK) != 0x00u) && \ 225 (((__EXTI_LINE__) & ~EXTI_MODE_MASK) == 0x00u)) 226 227 #define IS_EXTI_TRIGGER(__EXTI_LINE__) (((__EXTI_LINE__) & ~EXTI_TRIGGER_MASK) == 0x00u) 228 229 #define IS_EXTI_PENDING_EDGE(__EXTI_LINE__) ((__EXTI_LINE__) == EXTI_TRIGGER_RISING_FALLING) 230 231 #define IS_EXTI_CONFIG_LINE(__EXTI_LINE__) (((__EXTI_LINE__) & EXTI_CONFIG) != 0x00u) 232 233 #if defined (GPIOG) 234 #define IS_EXTI_GPIO_PORT(__PORT__) (((__PORT__) == EXTI_GPIOA) || \ 235 ((__PORT__) == EXTI_GPIOB) || \ 236 ((__PORT__) == EXTI_GPIOC) || \ 237 ((__PORT__) == EXTI_GPIOD) || \ 238 ((__PORT__) == EXTI_GPIOE) || \ 239 ((__PORT__) == EXTI_GPIOF) || \ 240 ((__PORT__) == EXTI_GPIOG)) 241 #elif defined (GPIOF) 242 #define IS_EXTI_GPIO_PORT(__PORT__) (((__PORT__) == EXTI_GPIOA) || \ 243 ((__PORT__) == EXTI_GPIOB) || \ 244 ((__PORT__) == EXTI_GPIOC) || \ 245 ((__PORT__) == EXTI_GPIOD) || \ 246 ((__PORT__) == EXTI_GPIOE) || \ 247 ((__PORT__) == EXTI_GPIOF)) 248 #elif defined (GPIOE) 249 #define IS_EXTI_GPIO_PORT(__PORT__) (((__PORT__) == EXTI_GPIOA) || \ 250 ((__PORT__) == EXTI_GPIOB) || \ 251 ((__PORT__) == EXTI_GPIOC) || \ 252 ((__PORT__) == EXTI_GPIOD) || \ 253 ((__PORT__) == EXTI_GPIOE)) 254 #else 255 #define IS_EXTI_GPIO_PORT(__PORT__) (((__PORT__) == EXTI_GPIOA) || \ 256 ((__PORT__) == EXTI_GPIOB) || \ 257 ((__PORT__) == EXTI_GPIOC) || \ 258 ((__PORT__) == EXTI_GPIOD)) 259 #endif /* GPIOG */ 260 261 #define IS_EXTI_GPIO_PIN(__PIN__) ((__PIN__) < 16u) 262 263 /** 264 * @} 265 */ 266 267 /* Exported functions --------------------------------------------------------*/ 268 /** @defgroup EXTI_Exported_Functions EXTI Exported Functions 269 * @brief EXTI Exported Functions 270 * @{ 271 */ 272 273 /** @defgroup EXTI_Exported_Functions_Group1 Configuration functions 274 * @brief Configuration functions 275 * @{ 276 */ 277 /* Configuration functions ****************************************************/ 278 HAL_StatusTypeDef HAL_EXTI_SetConfigLine(EXTI_HandleTypeDef *hexti, EXTI_ConfigTypeDef *pExtiConfig); 279 HAL_StatusTypeDef HAL_EXTI_GetConfigLine(EXTI_HandleTypeDef *hexti, EXTI_ConfigTypeDef *pExtiConfig); 280 HAL_StatusTypeDef HAL_EXTI_ClearConfigLine(EXTI_HandleTypeDef *hexti); 281 HAL_StatusTypeDef HAL_EXTI_RegisterCallback(EXTI_HandleTypeDef *hexti, EXTI_CallbackIDTypeDef CallbackID, void (*pPendingCbfn)(void)); 282 HAL_StatusTypeDef HAL_EXTI_GetHandle(EXTI_HandleTypeDef *hexti, uint32_t ExtiLine); 283 /** 284 * @} 285 */ 286 287 /** @defgroup EXTI_Exported_Functions_Group2 IO operation functions 288 * @brief IO operation functions 289 * @{ 290 */ 291 /* IO operation functions *****************************************************/ 292 void HAL_EXTI_IRQHandler(EXTI_HandleTypeDef *hexti); 293 uint32_t HAL_EXTI_GetPending(EXTI_HandleTypeDef *hexti, uint32_t Edge); 294 void HAL_EXTI_ClearPending(EXTI_HandleTypeDef *hexti, uint32_t Edge); 295 void HAL_EXTI_GenerateSWI(EXTI_HandleTypeDef *hexti); 296 297 /** 298 * @} 299 */ 300 301 /** 302 * @} 303 */ 304 305 /** 306 * @} 307 */ 308 309 /** 310 * @} 311 */ 312 313 #ifdef __cplusplus 314 } 315 #endif 316 317 #endif /* STM32F1xx_HAL_EXTI_H */ 318 319
