stm32f1xx_hal_gpio.h 13 KB

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  1. /**
  2. ******************************************************************************
  3. * @file stm32f1xx_hal_gpio.h
  4. * @author MCD Application Team
  5. * @version V1.0.4
  6. * @date 29-April-2016
  7. * @brief Header file of GPIO HAL module.
  8. ******************************************************************************
  9. * @attention
  10. *
  11. * <h2><center>&copy; COPYRIGHT(c) 2016 STMicroelectronics</center></h2>
  12. *
  13. * Redistribution and use in source and binary forms, with or without modification,
  14. * are permitted provided that the following conditions are met:
  15. * 1. Redistributions of source code must retain the above copyright notice,
  16. * this list of conditions and the following disclaimer.
  17. * 2. Redistributions in binary form must reproduce the above copyright notice,
  18. * this list of conditions and the following disclaimer in the documentation
  19. * and/or other materials provided with the distribution.
  20. * 3. Neither the name of STMicroelectronics nor the names of its contributors
  21. * may be used to endorse or promote products derived from this software
  22. * without specific prior written permission.
  23. *
  24. * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  25. * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  26. * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  27. * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
  28. * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  29. * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  30. * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
  31. * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  32. * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  33. * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  34. *
  35. ******************************************************************************
  36. */
  37. /* Define to prevent recursive inclusion -------------------------------------*/
  38. #ifndef __STM32F1xx_HAL_GPIO_H
  39. #define __STM32F1xx_HAL_GPIO_H
  40. #ifdef __cplusplus
  41. extern "C" {
  42. #endif
  43. /* Includes ------------------------------------------------------------------*/
  44. #include "stm32f1xx_hal_def.h"
  45. /** @addtogroup STM32F1xx_HAL_Driver
  46. * @{
  47. */
  48. /** @addtogroup GPIO
  49. * @{
  50. */
  51. /* Exported types ------------------------------------------------------------*/
  52. /** @defgroup GPIO_Exported_Types GPIO Exported Types
  53. * @{
  54. */
  55. /**
  56. * @brief GPIO Init structure definition
  57. */
  58. typedef struct
  59. {
  60. uint32_t Pin; /*!< Specifies the GPIO pins to be configured.
  61. This parameter can be any value of @ref GPIO_pins_define */
  62. uint32_t Mode; /*!< Specifies the operating mode for the selected pins.
  63. This parameter can be a value of @ref GPIO_mode_define */
  64. uint32_t Pull; /*!< Specifies the Pull-up or Pull-Down activation for the selected pins.
  65. This parameter can be a value of @ref GPIO_pull_define */
  66. uint32_t Speed; /*!< Specifies the speed for the selected pins.
  67. This parameter can be a value of @ref GPIO_speed_define */
  68. }GPIO_InitTypeDef;
  69. /**
  70. * @brief GPIO Bit SET and Bit RESET enumeration
  71. */
  72. typedef enum
  73. {
  74. GPIO_PIN_RESET = 0,
  75. GPIO_PIN_SET
  76. }GPIO_PinState;
  77. /**
  78. * @}
  79. */
  80. /* Exported constants --------------------------------------------------------*/
  81. /** @defgroup GPIO_Exported_Constants GPIO Exported Constants
  82. * @{
  83. */
  84. /** @defgroup GPIO_pins_define GPIO pins define
  85. * @{
  86. */
  87. #define GPIO_PIN_0 ((uint16_t)0x0001) /* Pin 0 selected */
  88. #define GPIO_PIN_1 ((uint16_t)0x0002) /* Pin 1 selected */
  89. #define GPIO_PIN_2 ((uint16_t)0x0004) /* Pin 2 selected */
  90. #define GPIO_PIN_3 ((uint16_t)0x0008) /* Pin 3 selected */
  91. #define GPIO_PIN_4 ((uint16_t)0x0010) /* Pin 4 selected */
  92. #define GPIO_PIN_5 ((uint16_t)0x0020) /* Pin 5 selected */
  93. #define GPIO_PIN_6 ((uint16_t)0x0040) /* Pin 6 selected */
  94. #define GPIO_PIN_7 ((uint16_t)0x0080) /* Pin 7 selected */
  95. #define GPIO_PIN_8 ((uint16_t)0x0100) /* Pin 8 selected */
  96. #define GPIO_PIN_9 ((uint16_t)0x0200) /* Pin 9 selected */
  97. #define GPIO_PIN_10 ((uint16_t)0x0400) /* Pin 10 selected */
  98. #define GPIO_PIN_11 ((uint16_t)0x0800) /* Pin 11 selected */
  99. #define GPIO_PIN_12 ((uint16_t)0x1000) /* Pin 12 selected */
  100. #define GPIO_PIN_13 ((uint16_t)0x2000) /* Pin 13 selected */
  101. #define GPIO_PIN_14 ((uint16_t)0x4000) /* Pin 14 selected */
  102. #define GPIO_PIN_15 ((uint16_t)0x8000) /* Pin 15 selected */
  103. #define GPIO_PIN_All ((uint16_t)0xFFFF) /* All pins selected */
  104. #define GPIO_PIN_MASK ((uint32_t)0x0000FFFF) /* PIN mask for assert test */
  105. /**
  106. * @}
  107. */
  108. /** @defgroup GPIO_mode_define GPIO mode define
  109. * @brief GPIO Configuration Mode
  110. * Elements values convention: 0xX0yz00YZ
  111. * - X : GPIO mode or EXTI Mode
  112. * - y : External IT or Event trigger detection
  113. * - z : IO configuration on External IT or Event
  114. * - Y : Output type (Push Pull or Open Drain)
  115. * - Z : IO Direction mode (Input, Output, Alternate or Analog)
  116. * @{
  117. */
  118. #define GPIO_MODE_INPUT ((uint32_t)0x00000000) /*!< Input Floating Mode */
  119. #define GPIO_MODE_OUTPUT_PP ((uint32_t)0x00000001) /*!< Output Push Pull Mode */
  120. #define GPIO_MODE_OUTPUT_OD ((uint32_t)0x00000011) /*!< Output Open Drain Mode */
  121. #define GPIO_MODE_AF_PP ((uint32_t)0x00000002) /*!< Alternate Function Push Pull Mode */
  122. #define GPIO_MODE_AF_OD ((uint32_t)0x00000012) /*!< Alternate Function Open Drain Mode */
  123. #define GPIO_MODE_AF_INPUT GPIO_MODE_INPUT /*!< Alternate Function Input Mode */
  124. #define GPIO_MODE_ANALOG ((uint32_t)0x00000003) /*!< Analog Mode */
  125. #define GPIO_MODE_IT_RISING ((uint32_t)0x10110000) /*!< External Interrupt Mode with Rising edge trigger detection */
  126. #define GPIO_MODE_IT_FALLING ((uint32_t)0x10210000) /*!< External Interrupt Mode with Falling edge trigger detection */
  127. #define GPIO_MODE_IT_RISING_FALLING ((uint32_t)0x10310000) /*!< External Interrupt Mode with Rising/Falling edge trigger detection */
  128. #define GPIO_MODE_EVT_RISING ((uint32_t)0x10120000) /*!< External Event Mode with Rising edge trigger detection */
  129. #define GPIO_MODE_EVT_FALLING ((uint32_t)0x10220000) /*!< External Event Mode with Falling edge trigger detection */
  130. #define GPIO_MODE_EVT_RISING_FALLING ((uint32_t)0x10320000) /*!< External Event Mode with Rising/Falling edge trigger detection */
  131. /**
  132. * @}
  133. */
  134. /** @defgroup GPIO_speed_define GPIO speed define
  135. * @brief GPIO Output Maximum frequency
  136. * @{
  137. */
  138. #define GPIO_SPEED_FREQ_LOW (GPIO_CRL_MODE0_1) /*!< Low speed */
  139. #define GPIO_SPEED_FREQ_MEDIUM (GPIO_CRL_MODE0_0) /*!< Medium speed */
  140. #define GPIO_SPEED_FREQ_HIGH (GPIO_CRL_MODE0) /*!< High speed */
  141. /**
  142. * @}
  143. */
  144. /** @defgroup GPIO_pull_define GPIO pull define
  145. * @brief GPIO Pull-Up or Pull-Down Activation
  146. * @{
  147. */
  148. #define GPIO_NOPULL ((uint32_t)0x00000000) /*!< No Pull-up or Pull-down activation */
  149. #define GPIO_PULLUP ((uint32_t)0x00000001) /*!< Pull-up activation */
  150. #define GPIO_PULLDOWN ((uint32_t)0x00000002) /*!< Pull-down activation */
  151. /**
  152. * @}
  153. */
  154. /**
  155. * @}
  156. */
  157. /* Private macros --------------------------------------------------------*/
  158. /** @addtogroup GPIO_Private_Macros
  159. * @{
  160. */
  161. #define IS_GPIO_PIN_ACTION(ACTION) (((ACTION) == GPIO_PIN_RESET) || ((ACTION) == GPIO_PIN_SET))
  162. #define IS_GPIO_PIN(PIN) (((PIN) & GPIO_PIN_MASK ) != (uint32_t)0x00)
  163. #define IS_GPIO_PULL(PULL) (((PULL) == GPIO_NOPULL) || ((PULL) == GPIO_PULLUP) || \
  164. ((PULL) == GPIO_PULLDOWN))
  165. #define IS_GPIO_SPEED(SPEED) (((SPEED) == GPIO_SPEED_FREQ_LOW) || \
  166. ((SPEED) == GPIO_SPEED_FREQ_MEDIUM) || ((SPEED) == GPIO_SPEED_FREQ_HIGH))
  167. #define IS_GPIO_MODE(MODE) (((MODE) == GPIO_MODE_INPUT) ||\
  168. ((MODE) == GPIO_MODE_OUTPUT_PP) ||\
  169. ((MODE) == GPIO_MODE_OUTPUT_OD) ||\
  170. ((MODE) == GPIO_MODE_AF_PP) ||\
  171. ((MODE) == GPIO_MODE_AF_OD) ||\
  172. ((MODE) == GPIO_MODE_IT_RISING) ||\
  173. ((MODE) == GPIO_MODE_IT_FALLING) ||\
  174. ((MODE) == GPIO_MODE_IT_RISING_FALLING) ||\
  175. ((MODE) == GPIO_MODE_EVT_RISING) ||\
  176. ((MODE) == GPIO_MODE_EVT_FALLING) ||\
  177. ((MODE) == GPIO_MODE_EVT_RISING_FALLING) ||\
  178. ((MODE) == GPIO_MODE_ANALOG))
  179. /**
  180. * @}
  181. */
  182. /* Exported macro ------------------------------------------------------------*/
  183. /** @defgroup GPIO_Exported_Macros GPIO Exported Macros
  184. * @{
  185. */
  186. /**
  187. * @brief Checks whether the specified EXTI line flag is set or not.
  188. * @param __EXTI_LINE__: specifies the EXTI line flag 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_EXTI_GET_FLAG(__EXTI_LINE__) (EXTI->PR & (__EXTI_LINE__))
  193. /**
  194. * @brief Clears the EXTI's line pending flags.
  195. * @param __EXTI_LINE__: specifies the EXTI lines flags 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_EXTI_CLEAR_FLAG(__EXTI_LINE__) (EXTI->PR = (__EXTI_LINE__))
  200. /**
  201. * @brief Checks whether the specified EXTI line is asserted or not.
  202. * @param __EXTI_LINE__: specifies the EXTI line to check.
  203. * This parameter can be GPIO_PIN_x where x can be(0..15)
  204. * @retval The new state of __EXTI_LINE__ (SET or RESET).
  205. */
  206. #define __HAL_GPIO_EXTI_GET_IT(__EXTI_LINE__) (EXTI->PR & (__EXTI_LINE__))
  207. /**
  208. * @brief Clears the EXTI's line pending bits.
  209. * @param __EXTI_LINE__: specifies the EXTI lines to clear.
  210. * This parameter can be any combination of GPIO_PIN_x where x can be (0..15)
  211. * @retval None
  212. */
  213. #define __HAL_GPIO_EXTI_CLEAR_IT(__EXTI_LINE__) (EXTI->PR = (__EXTI_LINE__))
  214. /**
  215. * @brief Generates a Software interrupt on selected EXTI line.
  216. * @param __EXTI_LINE__: specifies the EXTI line to check.
  217. * This parameter can be GPIO_PIN_x where x can be(0..15)
  218. * @retval None
  219. */
  220. #define __HAL_GPIO_EXTI_GENERATE_SWIT(__EXTI_LINE__) (EXTI->SWIER |= (__EXTI_LINE__))
  221. /* Include GPIO HAL Extension module */
  222. #include "stm32f1xx_hal_gpio_ex.h"
  223. /**
  224. * @}
  225. */
  226. /* Exported functions --------------------------------------------------------*/
  227. /* Initialization and de-initialization functions *******************************/
  228. /** @addtogroup GPIO_Exported_Functions
  229. * @{
  230. */
  231. /** @addtogroup GPIO_Exported_Functions_Group1
  232. * @{
  233. */
  234. void HAL_GPIO_Init(GPIO_TypeDef *GPIOx, GPIO_InitTypeDef *GPIO_Init);
  235. void HAL_GPIO_DeInit(GPIO_TypeDef *GPIOx, uint32_t GPIO_Pin);
  236. /**
  237. * @}
  238. */
  239. /* IO operation functions *******************************************************/
  240. /** @addtogroup GPIO_Exported_Functions_Group2
  241. * @{
  242. */
  243. GPIO_PinState HAL_GPIO_ReadPin(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin);
  244. void HAL_GPIO_WritePin(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin, GPIO_PinState PinState);
  245. void HAL_GPIO_TogglePin(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin);
  246. HAL_StatusTypeDef HAL_GPIO_LockPin(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin);
  247. void HAL_GPIO_EXTI_IRQHandler(uint16_t GPIO_Pin);
  248. void HAL_GPIO_EXTI_Callback(uint16_t GPIO_Pin);
  249. /**
  250. * @}
  251. */
  252. /**
  253. * @}
  254. */
  255. /**
  256. * @}
  257. */
  258. /**
  259. * @}
  260. */
  261. #ifdef __cplusplus
  262. }
  263. #endif
  264. #endif /* __STM32F1xx_HAL_GPIO_H */
  265. /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/