int/com/lib/STM32F7xx_HAL_Driver/Inc/stm32f7xx_hal_gpio.h

   1 /**
   2   ******************************************************************************
   3   * @file    stm32f7xx_hal_gpio.h
   4   * @author  MCD Application Team
   5   * @version V1.1.0
   6   * @date    22-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
  38 /* Define to prevent recursive inclusion -------------------------------------*/
  39 #ifndef __STM32F7xx_HAL_GPIO_H
  40 #define __STM32F7xx_HAL_GPIO_H
  41
  42 #ifdef __cplusplus
  43  extern "C" {
  44 #endif
  45
  46 /* Includes ------------------------------------------------------------------*/
  47 #include "stm32f7xx_hal_def.h"
  48
  49 /** @addtogroup STM32F7xx_HAL_Driver
  50   * @{
  51   */
  52
  53 /** @addtogroup GPIO
  54   * @{
  55   */
  56
  57 /* Exported types ------------------------------------------------------------*/
  58 /** @defgroup GPIO_Exported_Types GPIO Exported Types
  59   * @{
  60   */
  61
  62 /**
  63   * @brief GPIO Init structure definition
  64   */
  65 typedef struct
  66 {
  67   uint32_t Pin;       /*!< Specifies the GPIO pins to be configured.
  68                            This parameter can be any value of @ref GPIO_pins_define */
  69
  70   uint32_t Mode;      /*!< Specifies the operating mode for the selected pins.
  71                            This parameter can be a value of @ref GPIO_mode_define */
  72
  73   uint32_t Pull;      /*!< Specifies the Pull-up or Pull-Down activation for the selected pins.
  74                            This parameter can be a value of @ref GPIO_pull_define */
  75
  76   uint32_t Speed;     /*!< Specifies the speed for the selected pins.
  77                            This parameter can be a value of @ref GPIO_speed_define */
  78
  79   uint32_t Alternate;  /*!< Peripheral to be connected to the selected pins.
  80                             This parameter can be a value of @ref GPIO_Alternate_function_selection */
  81 }GPIO_InitTypeDef;
  82
  83 /**
  84   * @brief  GPIO Bit SET and Bit RESET enumeration
  85   */
  86 typedef enum
  87 {
  88   GPIO_PIN_RESET = 0,
  89   GPIO_PIN_SET
  90 }GPIO_PinState;
  91 /**
  92   * @}
  93   */
  94
  95 /* Exported constants --------------------------------------------------------*/
  96
  97 /** @defgroup GPIO_Exported_Constants GPIO Exported Constants
  98   * @{
  99   */
 100
 101 /** @defgroup GPIO_pins_define GPIO pins define
 102   * @{
 103   */
 104 #define GPIO_PIN_0                 ((uint16_t)0x0001U)  /* Pin 0 selected    */
 105 #define GPIO_PIN_1                 ((uint16_t)0x0002U)  /* Pin 1 selected    */
 106 #define GPIO_PIN_2                 ((uint16_t)0x0004U)  /* Pin 2 selected    */
 107 #define GPIO_PIN_3                 ((uint16_t)0x0008U)  /* Pin 3 selected    */
 108 #define GPIO_PIN_4                 ((uint16_t)0x0010U)  /* Pin 4 selected    */
 109 #define GPIO_PIN_5                 ((uint16_t)0x0020U)  /* Pin 5 selected    */
 110 #define GPIO_PIN_6                 ((uint16_t)0x0040U)  /* Pin 6 selected    */
 111 #define GPIO_PIN_7                 ((uint16_t)0x0080U)  /* Pin 7 selected    */
 112 #define GPIO_PIN_8                 ((uint16_t)0x0100U)  /* Pin 8 selected    */
 113 #define GPIO_PIN_9                 ((uint16_t)0x0200U)  /* Pin 9 selected    */
 114 #define GPIO_PIN_10                ((uint16_t)0x0400U)  /* Pin 10 selected   */
 115 #define GPIO_PIN_11                ((uint16_t)0x0800U)  /* Pin 11 selected   */
 116 #define GPIO_PIN_12                ((uint16_t)0x1000U)  /* Pin 12 selected   */
 117 #define GPIO_PIN_13                ((uint16_t)0x2000U)  /* Pin 13 selected   */
 118 #define GPIO_PIN_14                ((uint16_t)0x4000U)  /* Pin 14 selected   */
 119 #define GPIO_PIN_15                ((uint16_t)0x8000U)  /* Pin 15 selected   */
 120 #define GPIO_PIN_All               ((uint16_t)0xFFFFU)  /* All pins selected */
 121
 122 #define GPIO_PIN_MASK              ((uint32_t)0x0000FFFFU) /* PIN mask for assert test */
 123 /**
 124   * @}
 125   */
 126
 127 /** @defgroup GPIO_mode_define GPIO mode define
 128   * @brief GPIO Configuration Mode
 129   *        Elements values convention: 0xX0yz00YZ
 130   *           - X  : GPIO mode or EXTI Mode
 131   *           - y  : External IT or Event trigger detection
 132   *           - z  : IO configuration on External IT or Event
 133   *           - Y  : Output type (Push Pull or Open Drain)
 134   *           - Z  : IO Direction mode (Input, Output, Alternate or Analog)
 135   * @{
 136   */
 137 #define  GPIO_MODE_INPUT                        ((uint32_t)0x00000000U)   /*!< Input Floating Mode                   */
 138 #define  GPIO_MODE_OUTPUT_PP                    ((uint32_t)0x00000001U)   /*!< Output Push Pull Mode                 */
 139 #define  GPIO_MODE_OUTPUT_OD                    ((uint32_t)0x00000011U)   /*!< Output Open Drain Mode                */
 140 #define  GPIO_MODE_AF_PP                        ((uint32_t)0x00000002U)   /*!< Alternate Function Push Pull Mode     */
 141 #define  GPIO_MODE_AF_OD                        ((uint32_t)0x00000012U)   /*!< Alternate Function Open Drain Mode    */
 142
 143 #define  GPIO_MODE_ANALOG                       ((uint32_t)0x00000003U)   /*!< Analog Mode  */
 144
 145 #define  GPIO_MODE_IT_RISING                    ((uint32_t)0x10110000U)   /*!< External Interrupt Mode with Rising edge trigger detection          */
 146 #define  GPIO_MODE_IT_FALLING                   ((uint32_t)0x10210000U)   /*!< External Interrupt Mode with Falling edge trigger detection         */
 147 #define  GPIO_MODE_IT_RISING_FALLING            ((uint32_t)0x10310000U)   /*!< External Interrupt Mode with Rising/Falling edge trigger detection  */
 148
 149 #define  GPIO_MODE_EVT_RISING                   ((uint32_t)0x10120000U)   /*!< External Event Mode with Rising edge trigger detection               */
 150 #define  GPIO_MODE_EVT_FALLING                  ((uint32_t)0x10220000U)   /*!< External Event Mode with Falling edge trigger detection              */
 151 #define  GPIO_MODE_EVT_RISING_FALLING           ((uint32_t)0x10320000U)   /*!< External Event Mode with Rising/Falling edge trigger detection       */
 152 /**
 153   * @}
 154   */
 155
 156 /** @defgroup GPIO_speed_define  GPIO speed define
 157   * @brief GPIO Output Maximum frequency
 158   * @{
 159   */
 160 #define  GPIO_SPEED_FREQ_LOW         ((uint32_t)0x00000000U)  /*!< Low speed     */
 161 #define  GPIO_SPEED_FREQ_MEDIUM      ((uint32_t)0x00000001U)  /*!< Medium speed  */
 162 #define  GPIO_SPEED_FREQ_HIGH        ((uint32_t)0x00000002U)  /*!< Fast speed    */
 163 #define  GPIO_SPEED_FREQ_VERY_HIGH   ((uint32_t)0x00000003U)  /*!< High speed    */
 164 /**
 165   * @}
 166   */
 167
 168  /** @defgroup GPIO_pull_define GPIO pull define
 169    * @brief GPIO Pull-Up or Pull-Down Activation
 170    * @{
 171    */
 172 #define  GPIO_NOPULL        ((uint32_t)0x00000000U)   /*!< No Pull-up or Pull-down activation  */
 173 #define  GPIO_PULLUP        ((uint32_t)0x00000001U)   /*!< Pull-up activation                  */
 174 #define  GPIO_PULLDOWN      ((uint32_t)0x00000002U)   /*!< Pull-down activation                */
 175 /**
 176   * @}
 177   */
 178
 179 /**
 180   * @}
 181   */
 182
 183 /* Exported macro ------------------------------------------------------------*/
 184 /** @defgroup GPIO_Exported_Macros GPIO Exported Macros
 185   * @{
 186   */
 187
 188 /**
 189   * @brief  Checks whether the specified EXTI line flag is set or not.
 190   * @param  __EXTI_LINE__: specifies the EXTI line flag to check.
 191   *         This parameter can be GPIO_PIN_x where x can be(0..15)
 192   * @retval The new state of __EXTI_LINE__ (SET or RESET).
 193   */
 194 #define __HAL_GPIO_EXTI_GET_FLAG(__EXTI_LINE__) (EXTI->PR & (__EXTI_LINE__))
 195
 196 /**
 197   * @brief  Clears the EXTI's line pending flags.
 198   * @param  __EXTI_LINE__: specifies the EXTI lines flags to clear.
 199   *         This parameter can be any combination of GPIO_PIN_x where x can be (0..15)
 200   * @retval None
 201   */
 202 #define __HAL_GPIO_EXTI_CLEAR_FLAG(__EXTI_LINE__) (EXTI->PR = (__EXTI_LINE__))
 203
 204 /**
 205   * @brief  Checks whether the specified EXTI line is asserted or not.
 206   * @param  __EXTI_LINE__: specifies the EXTI line to check.
 207   *          This parameter can be GPIO_PIN_x where x can be(0..15)
 208   * @retval The new state of __EXTI_LINE__ (SET or RESET).
 209   */
 210 #define __HAL_GPIO_EXTI_GET_IT(__EXTI_LINE__) (EXTI->PR & (__EXTI_LINE__))
 211
 212 /**
 213   * @brief  Clears the EXTI's line pending bits.
 214   * @param  __EXTI_LINE__: specifies the EXTI lines to clear.
 215   *          This parameter can be any combination of GPIO_PIN_x where x can be (0..15)
 216   * @retval None
 217   */
 218 #define __HAL_GPIO_EXTI_CLEAR_IT(__EXTI_LINE__) (EXTI->PR = (__EXTI_LINE__))
 219
 220 /**
 221   * @brief  Generates a Software interrupt on selected EXTI line.
 222   * @param  __EXTI_LINE__: specifies the EXTI line to check.
 223   *          This parameter can be GPIO_PIN_x where x can be(0..15)
 224   * @retval None
 225   */
 226 #define __HAL_GPIO_EXTI_GENERATE_SWIT(__EXTI_LINE__) (EXTI->SWIER |= (__EXTI_LINE__))
 227 /**
 228   * @}
 229   */
 230
 231 /* Include GPIO HAL Extension module */
 232 #include "stm32f7xx_hal_gpio_ex.h"
 233
 234 /* Exported functions --------------------------------------------------------*/
 235 /** @addtogroup GPIO_Exported_Functions
 236   * @{
 237   */
 238
 239 /** @addtogroup GPIO_Exported_Functions_Group1
 240   * @{
 241   */
 242 /* Initialization and de-initialization functions *****************************/
 243 void  HAL_GPIO_Init(GPIO_TypeDef  *GPIOx, GPIO_InitTypeDef *GPIO_Init);
 244 void  HAL_GPIO_DeInit(GPIO_TypeDef  *GPIOx, uint32_t GPIO_Pin);
 245 /**
 246   * @}
 247   */
 248
 249 /** @addtogroup GPIO_Exported_Functions_Group2
 250   * @{
 251   */
 252 /* IO operation functions *****************************************************/
 253 GPIO_PinState HAL_GPIO_ReadPin(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin);
 254 void HAL_GPIO_WritePin(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin, GPIO_PinState PinState);
 255 void HAL_GPIO_TogglePin(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin);
 256 HAL_StatusTypeDef HAL_GPIO_LockPin(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin);
 257 void HAL_GPIO_EXTI_IRQHandler(uint16_t GPIO_Pin);
 258 void HAL_GPIO_EXTI_Callback(uint16_t GPIO_Pin);
 259
 260 /**
 261   * @}
 262   */
 263
 264 /**
 265   * @}
 266   */
 267 /* Private types -------------------------------------------------------------*/
 268 /* Private variables ---------------------------------------------------------*/
 269 /* Private constants ---------------------------------------------------------*/
 270 /** @defgroup GPIO_Private_Constants GPIO Private Constants
 271   * @{
 272   */
 273
 274 /**
 275   * @}
 276   */
 277
 278 /* Private macros ------------------------------------------------------------*/
 279 /** @defgroup GPIO_Private_Macros GPIO Private Macros
 280   * @{
 281   */
 282 #define IS_GPIO_PIN_ACTION(ACTION) (((ACTION) == GPIO_PIN_RESET) || ((ACTION) == GPIO_PIN_SET))
 283 #define IS_GPIO_PIN(PIN)           (((PIN) & GPIO_PIN_MASK ) != (uint32_t)0x00)
 284 #define IS_GPIO_MODE(MODE) (((MODE) == GPIO_MODE_INPUT)              ||\
 285                             ((MODE) == GPIO_MODE_OUTPUT_PP)          ||\
 286                             ((MODE) == GPIO_MODE_OUTPUT_OD)          ||\
 287                             ((MODE) == GPIO_MODE_AF_PP)              ||\
 288                             ((MODE) == GPIO_MODE_AF_OD)              ||\
 289                             ((MODE) == GPIO_MODE_IT_RISING)          ||\
 290                             ((MODE) == GPIO_MODE_IT_FALLING)         ||\
 291                             ((MODE) == GPIO_MODE_IT_RISING_FALLING)  ||\
 292                             ((MODE) == GPIO_MODE_EVT_RISING)         ||\
 293                             ((MODE) == GPIO_MODE_EVT_FALLING)        ||\
 294                             ((MODE) == GPIO_MODE_EVT_RISING_FALLING) ||\
 295                             ((MODE) == GPIO_MODE_ANALOG))
 296 #define IS_GPIO_SPEED(SPEED) (((SPEED) == GPIO_SPEED_LOW)  || ((SPEED) == GPIO_SPEED_MEDIUM) || \
 297                               ((SPEED) == GPIO_SPEED_FAST) || ((SPEED) == GPIO_SPEED_HIGH))
 298 #define IS_GPIO_PULL(PULL) (((PULL) == GPIO_NOPULL) || ((PULL) == GPIO_PULLUP) || \
 299                             ((PULL) == GPIO_PULLDOWN))
 300 /**
 301   * @}
 302   */
 303
 304 /* Private functions ---------------------------------------------------------*/
 305 /** @defgroup GPIO_Private_Functions GPIO Private Functions
 306   * @{
 307   */
 308
 309 /**
 310   * @}
 311   */
 312
 313 /**
 314   * @}
 315   */
 316
 317 /**
 318   * @}
 319   */
 320
 321 #ifdef __cplusplus
 322 }
 323 #endif
 324
 325 #endif /* __STM32F7xx_HAL_GPIO_H */
 326
 327 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/