stm32h7xx_hal_gpio.h 15 KB

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  1. /**
  2. ******************************************************************************
  3. * @file stm32h7xx_hal_gpio.h
  4. * @author MCD Application Team
  5. * @brief Header file of GPIO HAL module.
  6. ******************************************************************************
  7. * @attention
  8. *
  9. * Copyright (c) 2017 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 STM32H7xx_HAL_GPIO_H
  20. #define STM32H7xx_HAL_GPIO_H
  21. #ifdef __cplusplus
  22. extern "C" {
  23. #endif
  24. /* Includes ------------------------------------------------------------------*/
  25. #include "stm32h7xx_hal_def.h"
  26. /** @addtogroup STM32H7xx_HAL_Driver
  27. * @{
  28. */
  29. /** @addtogroup GPIO
  30. * @{
  31. */
  32. /* Exported types ------------------------------------------------------------*/
  33. /** @defgroup GPIO_Exported_Types GPIO Exported Types
  34. * @{
  35. */
  36. /**
  37. * @brief GPIO Init structure definition
  38. */
  39. typedef struct
  40. {
  41. uint32_t Pin; /*!< Specifies the GPIO pins to be configured.
  42. This parameter can be any value of @ref GPIO_pins_define */
  43. uint32_t Mode; /*!< Specifies the operating mode for the selected pins.
  44. This parameter can be a value of @ref GPIO_mode_define */
  45. uint32_t Pull; /*!< Specifies the Pull-up or Pull-Down activation for the selected pins.
  46. This parameter can be a value of @ref GPIO_pull_define */
  47. uint32_t Speed; /*!< Specifies the speed for the selected pins.
  48. This parameter can be a value of @ref GPIO_speed_define */
  49. uint32_t Alternate; /*!< Peripheral to be connected to the selected pins.
  50. This parameter can be a value of @ref GPIO_Alternate_function_selection */
  51. } GPIO_InitTypeDef;
  52. /**
  53. * @brief GPIO Bit SET and Bit RESET enumeration
  54. */
  55. typedef enum
  56. {
  57. GPIO_PIN_RESET = 0U,
  58. GPIO_PIN_SET
  59. } GPIO_PinState;
  60. /**
  61. * @}
  62. */
  63. /* Exported constants --------------------------------------------------------*/
  64. /** @defgroup GPIO_Exported_Constants GPIO Exported Constants
  65. * @{
  66. */
  67. /** @defgroup GPIO_pins_define GPIO pins define
  68. * @{
  69. */
  70. #define GPIO_PIN_0 ((uint16_t)0x0001) /* Pin 0 selected */
  71. #define GPIO_PIN_1 ((uint16_t)0x0002) /* Pin 1 selected */
  72. #define GPIO_PIN_2 ((uint16_t)0x0004) /* Pin 2 selected */
  73. #define GPIO_PIN_3 ((uint16_t)0x0008) /* Pin 3 selected */
  74. #define GPIO_PIN_4 ((uint16_t)0x0010) /* Pin 4 selected */
  75. #define GPIO_PIN_5 ((uint16_t)0x0020) /* Pin 5 selected */
  76. #define GPIO_PIN_6 ((uint16_t)0x0040) /* Pin 6 selected */
  77. #define GPIO_PIN_7 ((uint16_t)0x0080) /* Pin 7 selected */
  78. #define GPIO_PIN_8 ((uint16_t)0x0100) /* Pin 8 selected */
  79. #define GPIO_PIN_9 ((uint16_t)0x0200) /* Pin 9 selected */
  80. #define GPIO_PIN_10 ((uint16_t)0x0400) /* Pin 10 selected */
  81. #define GPIO_PIN_11 ((uint16_t)0x0800) /* Pin 11 selected */
  82. #define GPIO_PIN_12 ((uint16_t)0x1000) /* Pin 12 selected */
  83. #define GPIO_PIN_13 ((uint16_t)0x2000) /* Pin 13 selected */
  84. #define GPIO_PIN_14 ((uint16_t)0x4000) /* Pin 14 selected */
  85. #define GPIO_PIN_15 ((uint16_t)0x8000) /* Pin 15 selected */
  86. #define GPIO_PIN_All ((uint16_t)0xFFFF) /* All pins selected */
  87. #define GPIO_PIN_MASK (0x0000FFFFU) /* PIN mask for assert test */
  88. /**
  89. * @}
  90. */
  91. /** @defgroup GPIO_mode_define GPIO mode define
  92. * @brief GPIO Configuration Mode
  93. * Elements values convention: 0x00WX00YZ
  94. * - W : EXTI trigger detection on 3 bits
  95. * - X : EXTI mode (IT or Event) on 2 bits
  96. * - Y : Output type (Push Pull or Open Drain) on 1 bit
  97. * - Z : GPIO mode (Input, Output, Alternate or Analog) on 2 bits
  98. * @{
  99. */
  100. #define GPIO_MODE_INPUT MODE_INPUT /*!< Input Floating Mode */
  101. #define GPIO_MODE_OUTPUT_PP (MODE_OUTPUT | OUTPUT_PP) /*!< Output Push Pull Mode */
  102. #define GPIO_MODE_OUTPUT_OD (MODE_OUTPUT | OUTPUT_OD) /*!< Output Open Drain Mode */
  103. #define GPIO_MODE_AF_PP (MODE_AF | OUTPUT_PP) /*!< Alternate Function Push Pull Mode */
  104. #define GPIO_MODE_AF_OD (MODE_AF | OUTPUT_OD) /*!< Alternate Function Open Drain Mode */
  105. #define GPIO_MODE_ANALOG MODE_ANALOG /*!< Analog Mode */
  106. #define GPIO_MODE_IT_RISING (MODE_INPUT | EXTI_IT | TRIGGER_RISING) /*!< External Interrupt Mode with Rising edge trigger detection */
  107. #define GPIO_MODE_IT_FALLING (MODE_INPUT | EXTI_IT | TRIGGER_FALLING) /*!< External Interrupt Mode with Falling edge trigger detection */
  108. #define GPIO_MODE_IT_RISING_FALLING (MODE_INPUT | EXTI_IT | TRIGGER_RISING | TRIGGER_FALLING) /*!< External Interrupt Mode with Rising/Falling edge trigger detection */
  109. #define GPIO_MODE_EVT_RISING (MODE_INPUT | EXTI_EVT | TRIGGER_RISING) /*!< External Event Mode with Rising edge trigger detection */
  110. #define GPIO_MODE_EVT_FALLING (MODE_INPUT | EXTI_EVT | TRIGGER_FALLING) /*!< External Event Mode with Falling edge trigger detection */
  111. #define GPIO_MODE_EVT_RISING_FALLING (MODE_INPUT | EXTI_EVT | TRIGGER_RISING | TRIGGER_FALLING) /*!< External Event Mode with Rising/Falling edge trigger detection */
  112. /**
  113. * @}
  114. */
  115. /** @defgroup GPIO_speed_define GPIO speed define
  116. * @brief GPIO Output Maximum frequency
  117. * @{
  118. */
  119. #define GPIO_SPEED_FREQ_LOW (0x00000000U) /*!< Low speed */
  120. #define GPIO_SPEED_FREQ_MEDIUM (0x00000001U) /*!< Medium speed */
  121. #define GPIO_SPEED_FREQ_HIGH (0x00000002U) /*!< Fast speed */
  122. #define GPIO_SPEED_FREQ_VERY_HIGH (0x00000003U) /*!< High speed */
  123. /**
  124. * @}
  125. */
  126. /** @defgroup GPIO_pull_define GPIO pull define
  127. * @brief GPIO Pull-Up or Pull-Down Activation
  128. * @{
  129. */
  130. #define GPIO_NOPULL (0x00000000U) /*!< No Pull-up or Pull-down activation */
  131. #define GPIO_PULLUP (0x00000001U) /*!< Pull-up activation */
  132. #define GPIO_PULLDOWN (0x00000002U) /*!< Pull-down activation */
  133. /**
  134. * @}
  135. */
  136. /**
  137. * @}
  138. */
  139. /* Exported macro ------------------------------------------------------------*/
  140. /** @defgroup GPIO_Exported_Macros GPIO Exported Macros
  141. * @{
  142. */
  143. /**
  144. * @brief Checks whether the specified EXTI line flag is set or not.
  145. * @param __EXTI_LINE__: specifies the EXTI line flag to check.
  146. * This parameter can be GPIO_PIN_x where x can be(0..15)
  147. * @retval The new state of __EXTI_LINE__ (SET or RESET).
  148. */
  149. #define __HAL_GPIO_EXTI_GET_FLAG(__EXTI_LINE__) (EXTI->PR1 & (__EXTI_LINE__))
  150. /**
  151. * @brief Clears the EXTI's line pending flags.
  152. * @param __EXTI_LINE__: specifies the EXTI lines flags to clear.
  153. * This parameter can be any combination of GPIO_PIN_x where x can be (0..15)
  154. * @retval None
  155. */
  156. #define __HAL_GPIO_EXTI_CLEAR_FLAG(__EXTI_LINE__) (EXTI->PR1 = (__EXTI_LINE__))
  157. /**
  158. * @brief Checks whether the specified EXTI line is asserted or not.
  159. * @param __EXTI_LINE__: specifies the EXTI line to check.
  160. * This parameter can be GPIO_PIN_x where x can be(0..15)
  161. * @retval The new state of __EXTI_LINE__ (SET or RESET).
  162. */
  163. #define __HAL_GPIO_EXTI_GET_IT(__EXTI_LINE__) (EXTI->PR1 & (__EXTI_LINE__))
  164. /**
  165. * @brief Clears the EXTI's line pending bits.
  166. * @param __EXTI_LINE__: specifies the EXTI lines to clear.
  167. * This parameter can be any combination of GPIO_PIN_x where x can be (0..15)
  168. * @retval None
  169. */
  170. #define __HAL_GPIO_EXTI_CLEAR_IT(__EXTI_LINE__) (EXTI->PR1 = (__EXTI_LINE__))
  171. #if defined(DUAL_CORE)
  172. /**
  173. * @brief Checks whether the specified EXTI line flag is set or not.
  174. * @param __EXTI_LINE__: specifies the EXTI line flag to check.
  175. * This parameter can be GPIO_PIN_x where x can be(0..15)
  176. * @retval The new state of __EXTI_LINE__ (SET or RESET).
  177. */
  178. #define __HAL_GPIO_EXTID2_GET_FLAG(__EXTI_LINE__) (EXTI->C2PR1 & (__EXTI_LINE__))
  179. /**
  180. * @brief Clears the EXTI's line pending flags.
  181. * @param __EXTI_LINE__: specifies the EXTI lines flags to clear.
  182. * This parameter can be any combination of GPIO_PIN_x where x can be (0..15)
  183. * @retval None
  184. */
  185. #define __HAL_GPIO_EXTID2_CLEAR_FLAG(__EXTI_LINE__) (EXTI->C2PR1 = (__EXTI_LINE__))
  186. /**
  187. * @brief Checks whether the specified EXTI line is asserted or not.
  188. * @param __EXTI_LINE__: specifies the EXTI line to check.
  189. * This parameter can be GPIO_PIN_x where x can be(0..15)
  190. * @retval The new state of __EXTI_LINE__ (SET or RESET).
  191. */
  192. #define __HAL_GPIO_EXTID2_GET_IT(__EXTI_LINE__) (EXTI->C2PR1 & (__EXTI_LINE__))
  193. /**
  194. * @brief Clears the EXTI's line pending bits.
  195. * @param __EXTI_LINE__: specifies the EXTI lines to clear.
  196. * This parameter can be any combination of GPIO_PIN_x where x can be (0..15)
  197. * @retval None
  198. */
  199. #define __HAL_GPIO_EXTID2_CLEAR_IT(__EXTI_LINE__) (EXTI->C2PR1 = (__EXTI_LINE__))
  200. #endif
  201. /**
  202. * @brief Generates a Software interrupt on selected EXTI line.
  203. * @param __EXTI_LINE__: specifies the EXTI line to check.
  204. * This parameter can be GPIO_PIN_x where x can be(0..15)
  205. * @retval None
  206. */
  207. #define __HAL_GPIO_EXTI_GENERATE_SWIT(__EXTI_LINE__) (EXTI->SWIER1 |= (__EXTI_LINE__))
  208. /**
  209. * @}
  210. */
  211. /* Include GPIO HAL Extension module */
  212. #include "stm32h7xx_hal_gpio_ex.h"
  213. /* Exported functions --------------------------------------------------------*/
  214. /** @addtogroup GPIO_Exported_Functions
  215. * @{
  216. */
  217. /** @addtogroup GPIO_Exported_Functions_Group1
  218. * @{
  219. */
  220. /* Initialization and de-initialization functions *****************************/
  221. void HAL_GPIO_Init(GPIO_TypeDef *GPIOx, GPIO_InitTypeDef *GPIO_Init);
  222. void HAL_GPIO_DeInit(GPIO_TypeDef *GPIOx, uint32_t GPIO_Pin);
  223. /**
  224. * @}
  225. */
  226. /** @addtogroup GPIO_Exported_Functions_Group2
  227. * @{
  228. */
  229. /* IO operation functions *****************************************************/
  230. GPIO_PinState HAL_GPIO_ReadPin(GPIO_TypeDef *GPIOx, uint16_t GPIO_Pin);
  231. void HAL_GPIO_WritePin(GPIO_TypeDef *GPIOx, uint16_t GPIO_Pin, GPIO_PinState PinState);
  232. void HAL_GPIO_TogglePin(GPIO_TypeDef *GPIOx, uint16_t GPIO_Pin);
  233. HAL_StatusTypeDef HAL_GPIO_LockPin(GPIO_TypeDef *GPIOx, uint16_t GPIO_Pin);
  234. void HAL_GPIO_EXTI_IRQHandler(uint16_t GPIO_Pin);
  235. void HAL_GPIO_EXTI_Callback(uint16_t GPIO_Pin);
  236. /**
  237. * @}
  238. */
  239. /**
  240. * @}
  241. */
  242. /* Private types -------------------------------------------------------------*/
  243. /* Private variables ---------------------------------------------------------*/
  244. /* Private constants ---------------------------------------------------------*/
  245. /** @defgroup GPIO_Private_Constants GPIO Private Constants
  246. * @{
  247. */
  248. #define GPIO_MODE_Pos 0u
  249. #define GPIO_MODE (0x3uL << GPIO_MODE_Pos)
  250. #define MODE_INPUT (0x0uL << GPIO_MODE_Pos)
  251. #define MODE_OUTPUT (0x1uL << GPIO_MODE_Pos)
  252. #define MODE_AF (0x2uL << GPIO_MODE_Pos)
  253. #define MODE_ANALOG (0x3uL << GPIO_MODE_Pos)
  254. #define OUTPUT_TYPE_Pos 4u
  255. #define OUTPUT_TYPE (0x1uL << OUTPUT_TYPE_Pos)
  256. #define OUTPUT_PP (0x0uL << OUTPUT_TYPE_Pos)
  257. #define OUTPUT_OD (0x1uL << OUTPUT_TYPE_Pos)
  258. #define EXTI_MODE_Pos 16u
  259. #define EXTI_MODE (0x3uL << EXTI_MODE_Pos)
  260. #define EXTI_IT (0x1uL << EXTI_MODE_Pos)
  261. #define EXTI_EVT (0x2uL << EXTI_MODE_Pos)
  262. #define TRIGGER_MODE_Pos 20u
  263. #define TRIGGER_MODE (0x7uL << TRIGGER_MODE_Pos)
  264. #define TRIGGER_RISING (0x1uL << TRIGGER_MODE_Pos)
  265. #define TRIGGER_FALLING (0x2uL << TRIGGER_MODE_Pos)
  266. #define TRIGGER_LEVEL (0x4uL << TRIGGER_MODE_Pos)
  267. /**
  268. * @}
  269. */
  270. /* Private macros ------------------------------------------------------------*/
  271. /** @defgroup GPIO_Private_Macros GPIO Private Macros
  272. * @{
  273. */
  274. #define IS_GPIO_PIN_ACTION(ACTION) (((ACTION) == GPIO_PIN_RESET) || ((ACTION) == GPIO_PIN_SET))
  275. #define IS_GPIO_PIN(__PIN__) ((((uint32_t)(__PIN__) & GPIO_PIN_MASK) != 0x00U) &&\
  276. (((uint32_t)(__PIN__) & ~GPIO_PIN_MASK) == 0x00U))
  277. #define IS_GPIO_MODE(MODE) (((MODE) == GPIO_MODE_INPUT) ||\
  278. ((MODE) == GPIO_MODE_OUTPUT_PP) ||\
  279. ((MODE) == GPIO_MODE_OUTPUT_OD) ||\
  280. ((MODE) == GPIO_MODE_AF_PP) ||\
  281. ((MODE) == GPIO_MODE_AF_OD) ||\
  282. ((MODE) == GPIO_MODE_IT_RISING) ||\
  283. ((MODE) == GPIO_MODE_IT_FALLING) ||\
  284. ((MODE) == GPIO_MODE_IT_RISING_FALLING) ||\
  285. ((MODE) == GPIO_MODE_EVT_RISING) ||\
  286. ((MODE) == GPIO_MODE_EVT_FALLING) ||\
  287. ((MODE) == GPIO_MODE_EVT_RISING_FALLING) ||\
  288. ((MODE) == GPIO_MODE_ANALOG))
  289. #define IS_GPIO_SPEED(SPEED) (((SPEED) == GPIO_SPEED_FREQ_LOW) || ((SPEED) == GPIO_SPEED_FREQ_MEDIUM) || \
  290. ((SPEED) == GPIO_SPEED_FREQ_HIGH) || ((SPEED) == GPIO_SPEED_FREQ_VERY_HIGH))
  291. #define IS_GPIO_PULL(PULL) (((PULL) == GPIO_NOPULL) || ((PULL) == GPIO_PULLUP) || \
  292. ((PULL) == GPIO_PULLDOWN))
  293. /**
  294. * @}
  295. */
  296. /* Private functions ---------------------------------------------------------*/
  297. /** @defgroup GPIO_Private_Functions GPIO Private Functions
  298. * @{
  299. */
  300. /**
  301. * @}
  302. */
  303. /**
  304. * @}
  305. */
  306. /**
  307. * @}
  308. */
  309. #ifdef __cplusplus
  310. }
  311. #endif
  312. #endif /* STM32H7xx_HAL_GPIO_H */