stm32g4xx_hal_exti.h 12 KB

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  1. /**
  2. ******************************************************************************
  3. * @file stm32g4xx_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. /* Define to prevent recursive inclusion -------------------------------------*/
  19. #ifndef STM32G4xx_HAL_EXTI_H
  20. #define STM32G4xx_HAL_EXTI_H
  21. #ifdef __cplusplus
  22. extern "C" {
  23. #endif
  24. /* Includes ------------------------------------------------------------------*/
  25. #include "stm32g4xx_hal_def.h"
  26. /** @addtogroup STM32G4xx_HAL_Driver
  27. * @{
  28. */
  29. /** @defgroup EXTI EXTI
  30. * @brief EXTI HAL module driver
  31. * @{
  32. */
  33. /* Exported types ------------------------------------------------------------*/
  34. /** @defgroup EXTI_Exported_Types EXTI Exported Types
  35. * @{
  36. */
  37. typedef enum
  38. {
  39. HAL_EXTI_COMMON_CB_ID = 0x00UL
  40. } EXTI_CallbackIDTypeDef;
  41. /**
  42. * @brief EXTI Handle structure definition
  43. */
  44. typedef struct
  45. {
  46. uint32_t Line; /*!< Exti line number */
  47. void (* PendingCallback)(void); /*!< Exti pending callback */
  48. } EXTI_HandleTypeDef;
  49. /**
  50. * @brief EXTI Configuration structure definition
  51. */
  52. typedef struct
  53. {
  54. uint32_t Line; /*!< The Exti line to be configured. This parameter
  55. can be a value of @ref EXTI_Line */
  56. uint32_t Mode; /*!< The Exit Mode to be configured for a core.
  57. This parameter can be a combination of @ref EXTI_Mode */
  58. uint32_t Trigger; /*!< The Exti Trigger to be configured. This parameter
  59. can be a value of @ref EXTI_Trigger */
  60. uint32_t GPIOSel; /*!< The Exti GPIO multiplexer selection to be configured.
  61. This parameter is only possible for line 0 to 15. It
  62. can be a value of @ref EXTI_GPIOSel */
  63. } EXTI_ConfigTypeDef;
  64. /**
  65. * @}
  66. */
  67. /* Exported constants --------------------------------------------------------*/
  68. /** @defgroup EXTI_Exported_Constants EXTI Exported Constants
  69. * @{
  70. */
  71. /** @defgroup EXTI_Line EXTI Line
  72. * @{
  73. */
  74. #define EXTI_LINE_0 (EXTI_GPIO | EXTI_REG1 | 0x00u)
  75. #define EXTI_LINE_1 (EXTI_GPIO | EXTI_REG1 | 0x01u)
  76. #define EXTI_LINE_2 (EXTI_GPIO | EXTI_REG1 | 0x02u)
  77. #define EXTI_LINE_3 (EXTI_GPIO | EXTI_REG1 | 0x03u)
  78. #define EXTI_LINE_4 (EXTI_GPIO | EXTI_REG1 | 0x04u)
  79. #define EXTI_LINE_5 (EXTI_GPIO | EXTI_REG1 | 0x05u)
  80. #define EXTI_LINE_6 (EXTI_GPIO | EXTI_REG1 | 0x06u)
  81. #define EXTI_LINE_7 (EXTI_GPIO | EXTI_REG1 | 0x07u)
  82. #define EXTI_LINE_8 (EXTI_GPIO | EXTI_REG1 | 0x08u)
  83. #define EXTI_LINE_9 (EXTI_GPIO | EXTI_REG1 | 0x09u)
  84. #define EXTI_LINE_10 (EXTI_GPIO | EXTI_REG1 | 0x0Au)
  85. #define EXTI_LINE_11 (EXTI_GPIO | EXTI_REG1 | 0x0Bu)
  86. #define EXTI_LINE_12 (EXTI_GPIO | EXTI_REG1 | 0x0Cu)
  87. #define EXTI_LINE_13 (EXTI_GPIO | EXTI_REG1 | 0x0Du)
  88. #define EXTI_LINE_14 (EXTI_GPIO | EXTI_REG1 | 0x0Eu)
  89. #define EXTI_LINE_15 (EXTI_GPIO | EXTI_REG1 | 0x0Fu)
  90. #define EXTI_LINE_16 (EXTI_CONFIG | EXTI_REG1 | 0x10u)
  91. #define EXTI_LINE_17 (EXTI_CONFIG | EXTI_REG1 | 0x11u)
  92. #define EXTI_LINE_18 (EXTI_DIRECT | EXTI_REG1 | 0x12u)
  93. #define EXTI_LINE_19 (EXTI_CONFIG | EXTI_REG1 | 0x13u)
  94. #define EXTI_LINE_20 (EXTI_CONFIG | EXTI_REG1 | 0x14u)
  95. #define EXTI_LINE_21 (EXTI_CONFIG | EXTI_REG1 | 0x15u)
  96. #define EXTI_LINE_22 (EXTI_CONFIG | EXTI_REG1 | 0x16u)
  97. #define EXTI_LINE_23 (EXTI_DIRECT | EXTI_REG1 | 0x17u)
  98. #define EXTI_LINE_24 (EXTI_DIRECT | EXTI_REG1 | 0x18u)
  99. #define EXTI_LINE_25 (EXTI_DIRECT | EXTI_REG1 | 0x19u)
  100. #define EXTI_LINE_26 (EXTI_DIRECT | EXTI_REG1 | 0x1Au)
  101. #define EXTI_LINE_27 (EXTI_DIRECT | EXTI_REG1 | 0x1Bu)
  102. #define EXTI_LINE_28 (EXTI_DIRECT | EXTI_REG1 | 0x1Cu)
  103. #define EXTI_LINE_29 (EXTI_CONFIG | EXTI_REG1 | 0x1Du)
  104. #define EXTI_LINE_30 (EXTI_CONFIG | EXTI_REG1 | 0x1Eu)
  105. #define EXTI_LINE_31 (EXTI_CONFIG | EXTI_REG1 | 0x1Fu)
  106. #define EXTI_LINE_32 (EXTI_CONFIG | EXTI_REG2 | 0x00u)
  107. #define EXTI_LINE_33 (EXTI_CONFIG | EXTI_REG2 | 0x01u)
  108. #define EXTI_LINE_34 (EXTI_DIRECT | EXTI_REG2 | 0x02u)
  109. #define EXTI_LINE_35 (EXTI_DIRECT | EXTI_REG2 | 0x03u)
  110. #define EXTI_LINE_36 (EXTI_DIRECT | EXTI_REG2 | 0x04u)
  111. #define EXTI_LINE_37 (EXTI_DIRECT | EXTI_REG2 | 0x05u)
  112. #define EXTI_LINE_38 (EXTI_CONFIG | EXTI_REG2 | 0x06u)
  113. #define EXTI_LINE_39 (EXTI_CONFIG | EXTI_REG2 | 0x07u)
  114. #define EXTI_LINE_40 (EXTI_CONFIG | EXTI_REG2 | 0x08u)
  115. #define EXTI_LINE_41 (EXTI_CONFIG | EXTI_REG2 | 0x09u)
  116. #define EXTI_LINE_42 (EXTI_DIRECT | EXTI_REG2 | 0x0Au)
  117. #define EXTI_LINE_43 (EXTI_DIRECT | EXTI_REG2 | 0x0Bu)
  118. /**
  119. * @}
  120. */
  121. /** @defgroup EXTI_Mode EXTI Mode
  122. * @{
  123. */
  124. #define EXTI_MODE_NONE 0x00000000U
  125. #define EXTI_MODE_INTERRUPT 0x00000001U
  126. #define EXTI_MODE_EVENT 0x00000002U
  127. /**
  128. * @}
  129. */
  130. /** @defgroup EXTI_Trigger EXTI Trigger
  131. * @{
  132. */
  133. #define EXTI_TRIGGER_NONE 0x00000000U
  134. #define EXTI_TRIGGER_RISING 0x00000001U
  135. #define EXTI_TRIGGER_FALLING 0x00000002U
  136. #define EXTI_TRIGGER_RISING_FALLING (EXTI_TRIGGER_RISING | EXTI_TRIGGER_FALLING)
  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. #define EXTI_GPIOE 0x00000004U
  149. #define EXTI_GPIOF 0x00000005U
  150. #define EXTI_GPIOG 0x00000006U
  151. /**
  152. * @}
  153. */
  154. /**
  155. * @}
  156. */
  157. /* Exported macro ------------------------------------------------------------*/
  158. /** @defgroup EXTI_Exported_Macros EXTI Exported Macros
  159. * @{
  160. */
  161. /**
  162. * @}
  163. */
  164. /* Private constants --------------------------------------------------------*/
  165. /** @defgroup EXTI_Private_Constants EXTI Private Constants
  166. * @{
  167. */
  168. /**
  169. * @brief EXTI Line property definition
  170. */
  171. #define EXTI_PROPERTY_SHIFT 24U
  172. #define EXTI_DIRECT (0x01uL << EXTI_PROPERTY_SHIFT)
  173. #define EXTI_CONFIG (0x02uL << EXTI_PROPERTY_SHIFT)
  174. #define EXTI_GPIO ((0x04uL << EXTI_PROPERTY_SHIFT) | EXTI_CONFIG)
  175. #define EXTI_RESERVED (0x08uL << EXTI_PROPERTY_SHIFT)
  176. #define EXTI_PROPERTY_MASK (EXTI_DIRECT | EXTI_CONFIG | EXTI_GPIO)
  177. /**
  178. * @brief EXTI Register and bit usage
  179. */
  180. #define EXTI_REG_SHIFT 16U
  181. #define EXTI_REG1 (0x00uL << EXTI_REG_SHIFT)
  182. #define EXTI_REG2 (0x01uL << EXTI_REG_SHIFT)
  183. #define EXTI_REG_MASK (EXTI_REG1 | EXTI_REG2)
  184. #define EXTI_PIN_MASK 0x0000001FU
  185. /**
  186. * @brief EXTI Mask for interrupt & event mode
  187. */
  188. #define EXTI_MODE_MASK (EXTI_MODE_EVENT | EXTI_MODE_INTERRUPT)
  189. /**
  190. * @brief EXTI Mask for trigger possibilities
  191. */
  192. #define EXTI_TRIGGER_MASK (EXTI_TRIGGER_RISING | EXTI_TRIGGER_FALLING)
  193. /**
  194. * @brief EXTI Line number
  195. */
  196. #define EXTI_LINE_NB 44UL
  197. /**
  198. * @}
  199. */
  200. /* Private macros ------------------------------------------------------------*/
  201. /** @defgroup EXTI_Private_Macros EXTI Private Macros
  202. * @{
  203. */
  204. #define IS_EXTI_LINE(__EXTI_LINE__) ((((__EXTI_LINE__) & ~(EXTI_PROPERTY_MASK | EXTI_REG_MASK | EXTI_PIN_MASK)) == 0x00U) && \
  205. ((((__EXTI_LINE__) & EXTI_PROPERTY_MASK) == EXTI_DIRECT) || \
  206. (((__EXTI_LINE__) & EXTI_PROPERTY_MASK) == EXTI_CONFIG) || \
  207. (((__EXTI_LINE__) & EXTI_PROPERTY_MASK) == EXTI_GPIO)) && \
  208. (((__EXTI_LINE__) & (EXTI_REG_MASK | EXTI_PIN_MASK)) < \
  209. (((EXTI_LINE_NB / 32u) << EXTI_REG_SHIFT) | (EXTI_LINE_NB % 32u))))
  210. #define IS_EXTI_MODE(__EXTI_LINE__) ((((__EXTI_LINE__) & EXTI_MODE_MASK) != 0x00U) && \
  211. (((__EXTI_LINE__) & ~EXTI_MODE_MASK) == 0x00U))
  212. #define IS_EXTI_TRIGGER(__EXTI_LINE__) (((__EXTI_LINE__) & ~EXTI_TRIGGER_MASK) == 0x00U)
  213. #define IS_EXTI_CONFIG_LINE(__EXTI_LINE__) (((__EXTI_LINE__) & EXTI_CONFIG) != 0x00U)
  214. #define IS_EXTI_GPIO_PORT(__PORT__) (((__PORT__) == EXTI_GPIOA) || \
  215. ((__PORT__) == EXTI_GPIOB) || \
  216. ((__PORT__) == EXTI_GPIOC) || \
  217. ((__PORT__) == EXTI_GPIOD) || \
  218. ((__PORT__) == EXTI_GPIOE) || \
  219. ((__PORT__) == EXTI_GPIOF) || \
  220. ((__PORT__) == EXTI_GPIOG))
  221. #define IS_EXTI_GPIO_PIN(__PIN__) ((__PIN__) < 16u)
  222. #define IS_EXTI_PENDING_EDGE(__EDGE__) (((__EDGE__) == EXTI_TRIGGER_RISING) || \
  223. ((__EDGE__) == EXTI_TRIGGER_FALLING)|| \
  224. ((__EDGE__) == EXTI_TRIGGER_RISING_FALLING))
  225. #define IS_EXTI_CB(__CB__) ((__CB__) == HAL_EXTI_COMMON_CB_ID)
  226. /**
  227. * @}
  228. */
  229. /* Exported functions --------------------------------------------------------*/
  230. /** @defgroup EXTI_Exported_Functions EXTI Exported Functions
  231. * @brief EXTI Exported Functions
  232. * @{
  233. */
  234. /** @defgroup EXTI_Exported_Functions_Group1 Configuration functions
  235. * @brief Configuration functions
  236. * @{
  237. */
  238. /* Configuration functions ****************************************************/
  239. HAL_StatusTypeDef HAL_EXTI_SetConfigLine(EXTI_HandleTypeDef *hexti, EXTI_ConfigTypeDef *pExtiConfig);
  240. HAL_StatusTypeDef HAL_EXTI_GetConfigLine(EXTI_HandleTypeDef *hexti, EXTI_ConfigTypeDef *pExtiConfig);
  241. HAL_StatusTypeDef HAL_EXTI_ClearConfigLine(EXTI_HandleTypeDef *hexti);
  242. HAL_StatusTypeDef HAL_EXTI_RegisterCallback(EXTI_HandleTypeDef *hexti, EXTI_CallbackIDTypeDef CallbackID, void (*pPendingCbfn)(void));
  243. HAL_StatusTypeDef HAL_EXTI_GetHandle(EXTI_HandleTypeDef *hexti, uint32_t ExtiLine);
  244. /**
  245. * @}
  246. */
  247. /** @defgroup EXTI_Exported_Functions_Group2 IO operation functions
  248. * @brief IO operation functions
  249. * @{
  250. */
  251. /* IO operation functions *****************************************************/
  252. void HAL_EXTI_IRQHandler(EXTI_HandleTypeDef *hexti);
  253. uint32_t HAL_EXTI_GetPending(EXTI_HandleTypeDef *hexti, uint32_t Edge);
  254. void HAL_EXTI_ClearPending(EXTI_HandleTypeDef *hexti, uint32_t Edge);
  255. void HAL_EXTI_GenerateSWI(EXTI_HandleTypeDef *hexti);
  256. /**
  257. * @}
  258. */
  259. /**
  260. * @}
  261. */
  262. /**
  263. * @}
  264. */
  265. /**
  266. * @}
  267. */
  268. #ifdef __cplusplus
  269. }
  270. #endif
  271. #endif /* STM32G4xx_HAL_EXTI_H */