stm32f1xx_hal_gpio.h 13 KB

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  1. /**
  2. ******************************************************************************
  3. * @file stm32f1xx_hal_gpio.h
  4. * @author MCD Application Team
  5. * @brief Header file of GPIO HAL module.
  6. ******************************************************************************
  7. * @attention
  8. *
  9. * <h2><center>&copy; COPYRIGHT(c) 2016 STMicroelectronics</center></h2>
  10. *
  11. * Redistribution and use in source and binary forms, with or without modification,
  12. * are permitted provided that the following conditions are met:
  13. * 1. Redistributions of source code must retain the above copyright notice,
  14. * this list of conditions and the following disclaimer.
  15. * 2. Redistributions in binary form must reproduce the above copyright notice,
  16. * this list of conditions and the following disclaimer in the documentation
  17. * and/or other materials provided with the distribution.
  18. * 3. Neither the name of STMicroelectronics nor the names of its contributors
  19. * may be used to endorse or promote products derived from this software
  20. * without specific prior written permission.
  21. *
  22. * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  23. * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  24. * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  25. * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
  26. * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  27. * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  28. * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
  29. * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  30. * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  31. * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  32. *
  33. ******************************************************************************
  34. */
  35. /* Define to prevent recursive inclusion -------------------------------------*/
  36. #ifndef __STM32F1xx_HAL_GPIO_H
  37. #define __STM32F1xx_HAL_GPIO_H
  38. #ifdef __cplusplus
  39. extern "C" {
  40. #endif
  41. /* Includes ------------------------------------------------------------------*/
  42. #include "stm32f1xx_hal_def.h"
  43. /** @addtogroup STM32F1xx_HAL_Driver
  44. * @{
  45. */
  46. /** @addtogroup GPIO
  47. * @{
  48. */
  49. /* Exported types ------------------------------------------------------------*/
  50. /** @defgroup GPIO_Exported_Types GPIO Exported Types
  51. * @{
  52. */
  53. /**
  54. * @brief GPIO Init structure definition
  55. */
  56. typedef struct
  57. {
  58. uint32_t Pin; /*!< Specifies the GPIO pins to be configured.
  59. This parameter can be any value of @ref GPIO_pins_define */
  60. uint32_t Mode; /*!< Specifies the operating mode for the selected pins.
  61. This parameter can be a value of @ref GPIO_mode_define */
  62. uint32_t Pull; /*!< Specifies the Pull-up or Pull-Down activation for the selected pins.
  63. This parameter can be a value of @ref GPIO_pull_define */
  64. uint32_t Speed; /*!< Specifies the speed for the selected pins.
  65. This parameter can be a value of @ref GPIO_speed_define */
  66. } GPIO_InitTypeDef;
  67. /**
  68. * @brief GPIO Bit SET and Bit RESET enumeration
  69. */
  70. typedef enum
  71. {
  72. GPIO_PIN_RESET = 0U,
  73. GPIO_PIN_SET
  74. } GPIO_PinState;
  75. /**
  76. * @}
  77. */
  78. /* Exported constants --------------------------------------------------------*/
  79. /** @defgroup GPIO_Exported_Constants GPIO Exported Constants
  80. * @{
  81. */
  82. /** @defgroup GPIO_pins_define GPIO pins define
  83. * @{
  84. */
  85. #define GPIO_PIN_0 ((uint16_t)0x0001) /* Pin 0 selected */
  86. #define GPIO_PIN_1 ((uint16_t)0x0002) /* Pin 1 selected */
  87. #define GPIO_PIN_2 ((uint16_t)0x0004) /* Pin 2 selected */
  88. #define GPIO_PIN_3 ((uint16_t)0x0008) /* Pin 3 selected */
  89. #define GPIO_PIN_4 ((uint16_t)0x0010) /* Pin 4 selected */
  90. #define GPIO_PIN_5 ((uint16_t)0x0020) /* Pin 5 selected */
  91. #define GPIO_PIN_6 ((uint16_t)0x0040) /* Pin 6 selected */
  92. #define GPIO_PIN_7 ((uint16_t)0x0080) /* Pin 7 selected */
  93. #define GPIO_PIN_8 ((uint16_t)0x0100) /* Pin 8 selected */
  94. #define GPIO_PIN_9 ((uint16_t)0x0200) /* Pin 9 selected */
  95. #define GPIO_PIN_10 ((uint16_t)0x0400) /* Pin 10 selected */
  96. #define GPIO_PIN_11 ((uint16_t)0x0800) /* Pin 11 selected */
  97. #define GPIO_PIN_12 ((uint16_t)0x1000) /* Pin 12 selected */
  98. #define GPIO_PIN_13 ((uint16_t)0x2000) /* Pin 13 selected */
  99. #define GPIO_PIN_14 ((uint16_t)0x4000) /* Pin 14 selected */
  100. #define GPIO_PIN_15 ((uint16_t)0x8000) /* Pin 15 selected */
  101. #define GPIO_PIN_All ((uint16_t)0xFFFF) /* All pins selected */
  102. #define GPIO_PIN_MASK 0x0000FFFFU /* PIN mask for assert test */
  103. /**
  104. * @}
  105. */
  106. /** @defgroup GPIO_mode_define GPIO mode define
  107. * @brief GPIO Configuration Mode
  108. * Elements values convention: 0xX0yz00YZ
  109. * - X : GPIO mode or EXTI Mode
  110. * - y : External IT or Event trigger detection
  111. * - z : IO configuration on External IT or Event
  112. * - Y : Output type (Push Pull or Open Drain)
  113. * - Z : IO Direction mode (Input, Output, Alternate or Analog)
  114. * @{
  115. */
  116. #define GPIO_MODE_INPUT 0x00000000U /*!< Input Floating Mode */
  117. #define GPIO_MODE_OUTPUT_PP 0x00000001U /*!< Output Push Pull Mode */
  118. #define GPIO_MODE_OUTPUT_OD 0x00000011U /*!< Output Open Drain Mode */
  119. #define GPIO_MODE_AF_PP 0x00000002U /*!< Alternate Function Push Pull Mode */
  120. #define GPIO_MODE_AF_OD 0x00000012U /*!< Alternate Function Open Drain Mode */
  121. #define GPIO_MODE_AF_INPUT GPIO_MODE_INPUT /*!< Alternate Function Input Mode */
  122. #define GPIO_MODE_ANALOG 0x00000003U /*!< Analog Mode */
  123. #define GPIO_MODE_IT_RISING 0x10110000U /*!< External Interrupt Mode with Rising edge trigger detection */
  124. #define GPIO_MODE_IT_FALLING 0x10210000U /*!< External Interrupt Mode with Falling edge trigger detection */
  125. #define GPIO_MODE_IT_RISING_FALLING 0x10310000U /*!< External Interrupt Mode with Rising/Falling edge trigger detection */
  126. #define GPIO_MODE_EVT_RISING 0x10120000U /*!< External Event Mode with Rising edge trigger detection */
  127. #define GPIO_MODE_EVT_FALLING 0x10220000U /*!< External Event Mode with Falling edge trigger detection */
  128. #define GPIO_MODE_EVT_RISING_FALLING 0x10320000U /*!< External Event Mode with Rising/Falling edge trigger detection */
  129. /**
  130. * @}
  131. */
  132. /** @defgroup GPIO_speed_define GPIO speed define
  133. * @brief GPIO Output Maximum frequency
  134. * @{
  135. */
  136. #define GPIO_SPEED_FREQ_LOW (GPIO_CRL_MODE0_1) /*!< Low speed */
  137. #define GPIO_SPEED_FREQ_MEDIUM (GPIO_CRL_MODE0_0) /*!< Medium speed */
  138. #define GPIO_SPEED_FREQ_HIGH (GPIO_CRL_MODE0) /*!< High speed */
  139. /**
  140. * @}
  141. */
  142. /** @defgroup GPIO_pull_define GPIO pull define
  143. * @brief GPIO Pull-Up or Pull-Down Activation
  144. * @{
  145. */
  146. #define GPIO_NOPULL 0x00000000U /*!< No Pull-up or Pull-down activation */
  147. #define GPIO_PULLUP 0x00000001U /*!< Pull-up activation */
  148. #define GPIO_PULLDOWN 0x00000002U /*!< Pull-down activation */
  149. /**
  150. * @}
  151. */
  152. /**
  153. * @}
  154. */
  155. /* Exported macro ------------------------------------------------------------*/
  156. /** @defgroup GPIO_Exported_Macros GPIO Exported Macros
  157. * @{
  158. */
  159. /**
  160. * @brief Checks whether the specified EXTI line flag is set or not.
  161. * @param __EXTI_LINE__: specifies the EXTI line flag to check.
  162. * This parameter can be GPIO_PIN_x where x can be(0..15)
  163. * @retval The new state of __EXTI_LINE__ (SET or RESET).
  164. */
  165. #define __HAL_GPIO_EXTI_GET_FLAG(__EXTI_LINE__) (EXTI->PR & (__EXTI_LINE__))
  166. /**
  167. * @brief Clears the EXTI's line pending flags.
  168. * @param __EXTI_LINE__: specifies the EXTI lines flags to clear.
  169. * This parameter can be any combination of GPIO_PIN_x where x can be (0..15)
  170. * @retval None
  171. */
  172. #define __HAL_GPIO_EXTI_CLEAR_FLAG(__EXTI_LINE__) (EXTI->PR = (__EXTI_LINE__))
  173. /**
  174. * @brief Checks whether the specified EXTI line is asserted or not.
  175. * @param __EXTI_LINE__: specifies the EXTI line to check.
  176. * This parameter can be GPIO_PIN_x where x can be(0..15)
  177. * @retval The new state of __EXTI_LINE__ (SET or RESET).
  178. */
  179. #define __HAL_GPIO_EXTI_GET_IT(__EXTI_LINE__) (EXTI->PR & (__EXTI_LINE__))
  180. /**
  181. * @brief Clears the EXTI's line pending bits.
  182. * @param __EXTI_LINE__: specifies the EXTI lines to clear.
  183. * This parameter can be any combination of GPIO_PIN_x where x can be (0..15)
  184. * @retval None
  185. */
  186. #define __HAL_GPIO_EXTI_CLEAR_IT(__EXTI_LINE__) (EXTI->PR = (__EXTI_LINE__))
  187. /**
  188. * @brief Generates a Software interrupt on selected EXTI line.
  189. * @param __EXTI_LINE__: specifies the EXTI line to check.
  190. * This parameter can be GPIO_PIN_x where x can be(0..15)
  191. * @retval None
  192. */
  193. #define __HAL_GPIO_EXTI_GENERATE_SWIT(__EXTI_LINE__) (EXTI->SWIER |= (__EXTI_LINE__))
  194. /**
  195. * @}
  196. */
  197. /* Include GPIO HAL Extension module */
  198. #include "stm32f1xx_hal_gpio_ex.h"
  199. /* Exported functions --------------------------------------------------------*/
  200. /** @addtogroup GPIO_Exported_Functions
  201. * @{
  202. */
  203. /** @addtogroup GPIO_Exported_Functions_Group1
  204. * @{
  205. */
  206. /* Initialization and de-initialization functions *****************************/
  207. void HAL_GPIO_Init(GPIO_TypeDef *GPIOx, GPIO_InitTypeDef *GPIO_Init);
  208. void HAL_GPIO_DeInit(GPIO_TypeDef *GPIOx, uint32_t GPIO_Pin);
  209. /**
  210. * @}
  211. */
  212. /** @addtogroup GPIO_Exported_Functions_Group2
  213. * @{
  214. */
  215. /* IO operation functions *****************************************************/
  216. GPIO_PinState HAL_GPIO_ReadPin(GPIO_TypeDef *GPIOx, uint16_t GPIO_Pin);
  217. void HAL_GPIO_WritePin(GPIO_TypeDef *GPIOx, uint16_t GPIO_Pin, GPIO_PinState PinState);
  218. void HAL_GPIO_TogglePin(GPIO_TypeDef *GPIOx, uint16_t GPIO_Pin);
  219. HAL_StatusTypeDef HAL_GPIO_LockPin(GPIO_TypeDef *GPIOx, uint16_t GPIO_Pin);
  220. void HAL_GPIO_EXTI_IRQHandler(uint16_t GPIO_Pin);
  221. void HAL_GPIO_EXTI_Callback(uint16_t GPIO_Pin);
  222. /**
  223. * @}
  224. */
  225. /**
  226. * @}
  227. */
  228. /* Private types -------------------------------------------------------------*/
  229. /* Private variables ---------------------------------------------------------*/
  230. /* Private constants ---------------------------------------------------------*/
  231. /** @defgroup GPIO_Private_Constants GPIO Private Constants
  232. * @{
  233. */
  234. /**
  235. * @}
  236. */
  237. /* Private macros ------------------------------------------------------------*/
  238. /** @defgroup GPIO_Private_Macros GPIO Private Macros
  239. * @{
  240. */
  241. #define IS_GPIO_PIN_ACTION(ACTION) (((ACTION) == GPIO_PIN_RESET) || ((ACTION) == GPIO_PIN_SET))
  242. #define IS_GPIO_PIN(PIN) ((((PIN) & GPIO_PIN_MASK ) != 0x00U) && (((PIN) & ~GPIO_PIN_MASK) == 0x00U))
  243. #define IS_GPIO_MODE(MODE) (((MODE) == GPIO_MODE_INPUT) ||\
  244. ((MODE) == GPIO_MODE_OUTPUT_PP) ||\
  245. ((MODE) == GPIO_MODE_OUTPUT_OD) ||\
  246. ((MODE) == GPIO_MODE_AF_PP) ||\
  247. ((MODE) == GPIO_MODE_AF_OD) ||\
  248. ((MODE) == GPIO_MODE_IT_RISING) ||\
  249. ((MODE) == GPIO_MODE_IT_FALLING) ||\
  250. ((MODE) == GPIO_MODE_IT_RISING_FALLING) ||\
  251. ((MODE) == GPIO_MODE_EVT_RISING) ||\
  252. ((MODE) == GPIO_MODE_EVT_FALLING) ||\
  253. ((MODE) == GPIO_MODE_EVT_RISING_FALLING) ||\
  254. ((MODE) == GPIO_MODE_ANALOG))
  255. #define IS_GPIO_SPEED(SPEED) (((SPEED) == GPIO_SPEED_FREQ_LOW) || \
  256. ((SPEED) == GPIO_SPEED_FREQ_MEDIUM) || ((SPEED) == GPIO_SPEED_FREQ_HIGH))
  257. #define IS_GPIO_PULL(PULL) (((PULL) == GPIO_NOPULL) || ((PULL) == GPIO_PULLUP) || \
  258. ((PULL) == GPIO_PULLDOWN))
  259. /**
  260. * @}
  261. */
  262. /* Private functions ---------------------------------------------------------*/
  263. /** @defgroup GPIO_Private_Functions GPIO Private Functions
  264. * @{
  265. */
  266. /**
  267. * @}
  268. */
  269. /**
  270. * @}
  271. */
  272. /**
  273. * @}
  274. */
  275. #ifdef __cplusplus
  276. }
  277. #endif
  278. #endif /* __STM32F1xx_HAL_GPIO_H */
  279. /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/