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| 483170 | 1 | /** |
| Q | 2 | ****************************************************************************** |
| 3 | * @file stm32f0xx_hal_gpio.h | |
| 4 | * @author MCD Application Team | |
| 5 | * @brief Header file of GPIO HAL module. | |
| 6 | ****************************************************************************** | |
| 7 | * @attention | |
| 8 | * | |
| 9 | * <h2><center>© 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 | ||
| 36 | /* Define to prevent recursive inclusion -------------------------------------*/ | |
| 37 | #ifndef __STM32F0xx_HAL_GPIO_H | |
| 38 | #define __STM32F0xx_HAL_GPIO_H | |
| 39 | ||
| 40 | #ifdef __cplusplus | |
| 41 | extern "C" { | |
| 42 | #endif | |
| 43 | ||
| 44 | /* Includes ------------------------------------------------------------------*/ | |
| 45 | #include "stm32f0xx_hal_def.h" | |
| 46 | ||
| 47 | /** @addtogroup STM32F0xx_HAL_Driver | |
| 48 | * @{ | |
| 49 | */ | |
| 50 | ||
| 51 | /** @addtogroup GPIO | |
| 52 | * @{ | |
| 53 | */ | |
| 54 | ||
| 55 | /* Exported types ------------------------------------------------------------*/ | |
| 56 | ||
| 57 | /** @defgroup GPIO_Exported_Types GPIO Exported Types | |
| 58 | * @{ | |
| 59 | */ | |
| 60 | /** | |
| 61 | * @brief GPIO Init structure definition | |
| 62 | */ | |
| 63 | typedef struct | |
| 64 | { | |
| 65 | uint32_t Pin; /*!< Specifies the GPIO pins to be configured. | |
| 66 | This parameter can be any value of @ref GPIO_pins */ | |
| 67 | ||
| 68 | uint32_t Mode; /*!< Specifies the operating mode for the selected pins. | |
| 69 | This parameter can be a value of @ref GPIO_mode */ | |
| 70 | ||
| 71 | uint32_t Pull; /*!< Specifies the Pull-up or Pull-Down activation for the selected pins. | |
| 72 | This parameter can be a value of @ref GPIO_pull */ | |
| 73 | ||
| 74 | uint32_t Speed; /*!< Specifies the speed for the selected pins. | |
| 75 | This parameter can be a value of @ref GPIO_speed */ | |
| 76 | ||
| 77 | uint32_t Alternate; /*!< Peripheral to be connected to the selected pins | |
| 78 | This parameter can be a value of @ref GPIOEx_Alternate_function_selection */ | |
| 79 | }GPIO_InitTypeDef; | |
| 80 | ||
| 81 | /** | |
| 82 | * @brief GPIO Bit SET and Bit RESET enumeration | |
| 83 | */ | |
| 84 | typedef enum | |
| 85 | { | |
| 86 | GPIO_PIN_RESET = 0U, | |
| 87 | GPIO_PIN_SET | |
| 88 | }GPIO_PinState; | |
| 89 | /** | |
| 90 | * @} | |
| 91 | */ | |
| 92 | ||
| 93 | /* Exported constants --------------------------------------------------------*/ | |
| 94 | /** @defgroup GPIO_Exported_Constants GPIO Exported Constants | |
| 95 | * @{ | |
| 96 | */ | |
| 97 | /** @defgroup GPIO_pins GPIO pins | |
| 98 | * @{ | |
| 99 | */ | |
| 100 | #define GPIO_PIN_0 ((uint16_t)0x0001U) /* Pin 0 selected */ | |
| 101 | #define GPIO_PIN_1 ((uint16_t)0x0002U) /* Pin 1 selected */ | |
| 102 | #define GPIO_PIN_2 ((uint16_t)0x0004U) /* Pin 2 selected */ | |
| 103 | #define GPIO_PIN_3 ((uint16_t)0x0008U) /* Pin 3 selected */ | |
| 104 | #define GPIO_PIN_4 ((uint16_t)0x0010U) /* Pin 4 selected */ | |
| 105 | #define GPIO_PIN_5 ((uint16_t)0x0020U) /* Pin 5 selected */ | |
| 106 | #define GPIO_PIN_6 ((uint16_t)0x0040U) /* Pin 6 selected */ | |
| 107 | #define GPIO_PIN_7 ((uint16_t)0x0080U) /* Pin 7 selected */ | |
| 108 | #define GPIO_PIN_8 ((uint16_t)0x0100U) /* Pin 8 selected */ | |
| 109 | #define GPIO_PIN_9 ((uint16_t)0x0200U) /* Pin 9 selected */ | |
| 110 | #define GPIO_PIN_10 ((uint16_t)0x0400U) /* Pin 10 selected */ | |
| 111 | #define GPIO_PIN_11 ((uint16_t)0x0800U) /* Pin 11 selected */ | |
| 112 | #define GPIO_PIN_12 ((uint16_t)0x1000U) /* Pin 12 selected */ | |
| 113 | #define GPIO_PIN_13 ((uint16_t)0x2000U) /* Pin 13 selected */ | |
| 114 | #define GPIO_PIN_14 ((uint16_t)0x4000U) /* Pin 14 selected */ | |
| 115 | #define GPIO_PIN_15 ((uint16_t)0x8000U) /* Pin 15 selected */ | |
| 116 | #define GPIO_PIN_All ((uint16_t)0xFFFFU) /* All pins selected */ | |
| 117 | ||
| 118 | #define GPIO_PIN_MASK (0x0000FFFFU) /* PIN mask for assert test */ | |
| 119 | /** | |
| 120 | * @} | |
| 121 | */ | |
| 122 | ||
| 123 | /** @defgroup GPIO_mode GPIO mode | |
| 124 | * @brief GPIO Configuration Mode | |
| 125 | * Elements values convention: 0xX0yz00YZ | |
| 126 | * - X : GPIO mode or EXTI Mode | |
| 127 | * - y : External IT or Event trigger detection | |
| 128 | * - z : IO configuration on External IT or Event | |
| 129 | * - Y : Output type (Push Pull or Open Drain) | |
| 130 | * - Z : IO Direction mode (Input, Output, Alternate or Analog) | |
| 131 | * @{ | |
| 132 | */ | |
| 133 | #define GPIO_MODE_INPUT (0x00000000U) /*!< Input Floating Mode */ | |
| 134 | #define GPIO_MODE_OUTPUT_PP (0x00000001U) /*!< Output Push Pull Mode */ | |
| 135 | #define GPIO_MODE_OUTPUT_OD (0x00000011U) /*!< Output Open Drain Mode */ | |
| 136 | #define GPIO_MODE_AF_PP (0x00000002U) /*!< Alternate Function Push Pull Mode */ | |
| 137 | #define GPIO_MODE_AF_OD (0x00000012U) /*!< Alternate Function Open Drain Mode */ | |
| 138 | #define GPIO_MODE_ANALOG (0x00000003U) /*!< Analog Mode */ | |
| 139 | #define GPIO_MODE_IT_RISING (0x10110000U) /*!< External Interrupt Mode with Rising edge trigger detection */ | |
| 140 | #define GPIO_MODE_IT_FALLING (0x10210000U) /*!< External Interrupt Mode with Falling edge trigger detection */ | |
| 141 | #define GPIO_MODE_IT_RISING_FALLING (0x10310000U) /*!< External Interrupt Mode with Rising/Falling edge trigger detection */ | |
| 142 | #define GPIO_MODE_EVT_RISING (0x10120000U) /*!< External Event Mode with Rising edge trigger detection */ | |
| 143 | #define GPIO_MODE_EVT_FALLING (0x10220000U) /*!< External Event Mode with Falling edge trigger detection */ | |
| 144 | #define GPIO_MODE_EVT_RISING_FALLING (0x10320000U) /*!< External Event Mode with Rising/Falling edge trigger detection */ | |
| 145 | /** | |
| 146 | * @} | |
| 147 | */ | |
| 148 | ||
| 149 | /** @defgroup GPIO_speed GPIO speed | |
| 150 | * @brief GPIO Output Maximum frequency | |
| 151 | * @{ | |
| 152 | */ | |
| 153 | #define GPIO_SPEED_FREQ_LOW (0x00000000U) /*!< range up to 2 MHz, please refer to the product datasheet */ | |
| 154 | #define GPIO_SPEED_FREQ_MEDIUM (0x00000001U) /*!< range 4 MHz to 10 MHz, please refer to the product datasheet */ | |
| 155 | #define GPIO_SPEED_FREQ_HIGH (0x00000003U) /*!< range 10 MHz to 50 MHz, please refer to the product datasheet */ | |
| 156 | /** | |
| 157 | * @} | |
| 158 | */ | |
| 159 | ||
| 160 | /** @defgroup GPIO_pull GPIO pull | |
| 161 | * @brief GPIO Pull-Up or Pull-Down Activation | |
| 162 | * @{ | |
| 163 | */ | |
| 164 | #define GPIO_NOPULL (0x00000000U) /*!< No Pull-up or Pull-down activation */ | |
| 165 | #define GPIO_PULLUP (0x00000001U) /*!< Pull-up activation */ | |
| 166 | #define GPIO_PULLDOWN (0x00000002U) /*!< Pull-down activation */ | |
| 167 | /** | |
| 168 | * @} | |
| 169 | */ | |
| 170 | ||
| 171 | /** | |
| 172 | * @} | |
| 173 | */ | |
| 174 | ||
| 175 | /* Exported macro ------------------------------------------------------------*/ | |
| 176 | /** @defgroup GPIO_Exported_Macros GPIO Exported Macros | |
| 177 | * @{ | |
| 178 | */ | |
| 179 | ||
| 180 | /** | |
| 181 | * @brief Check whether the specified EXTI line flag is set or not. | |
| 182 | * @param __EXTI_LINE__ specifies the EXTI line flag to check. | |
| 183 | * This parameter can be GPIO_PIN_x where x can be(0..15) | |
| 184 | * @retval The new state of __EXTI_LINE__ (SET or RESET). | |
| 185 | */ | |
| 186 | #define __HAL_GPIO_EXTI_GET_FLAG(__EXTI_LINE__) (EXTI->PR & (__EXTI_LINE__)) | |
| 187 | ||
| 188 | /** | |
| 189 | * @brief Clear the EXTI's line pending flags. | |
| 190 | * @param __EXTI_LINE__ specifies the EXTI lines flags to clear. | |
| 191 | * This parameter can be any combination of GPIO_PIN_x where x can be (0..15) | |
| 192 | * @retval None | |
| 193 | */ | |
| 194 | #define __HAL_GPIO_EXTI_CLEAR_FLAG(__EXTI_LINE__) (EXTI->PR = (__EXTI_LINE__)) | |
| 195 | ||
| 196 | /** | |
| 197 | * @brief Check whether the specified EXTI line is asserted or not. | |
| 198 | * @param __EXTI_LINE__ specifies the EXTI line to check. | |
| 199 | * This parameter can be GPIO_PIN_x where x can be(0..15) | |
| 200 | * @retval The new state of __EXTI_LINE__ (SET or RESET). | |
| 201 | */ | |
| 202 | #define __HAL_GPIO_EXTI_GET_IT(__EXTI_LINE__) (EXTI->PR & (__EXTI_LINE__)) | |
| 203 | ||
| 204 | /** | |
| 205 | * @brief Clear the EXTI's line pending bits. | |
| 206 | * @param __EXTI_LINE__ specifies the EXTI lines to clear. | |
| 207 | * This parameter can be any combination of GPIO_PIN_x where x can be (0..15) | |
| 208 | * @retval None | |
| 209 | */ | |
| 210 | #define __HAL_GPIO_EXTI_CLEAR_IT(__EXTI_LINE__) (EXTI->PR = (__EXTI_LINE__)) | |
| 211 | ||
| 212 | /** | |
| 213 | * @brief Generate a Software interrupt on selected EXTI line. | |
| 214 | * @param __EXTI_LINE__ specifies the EXTI line to check. | |
| 215 | * This parameter can be GPIO_PIN_x where x can be(0..15) | |
| 216 | * @retval None | |
| 217 | */ | |
| 218 | #define __HAL_GPIO_EXTI_GENERATE_SWIT(__EXTI_LINE__) (EXTI->SWIER |= (__EXTI_LINE__)) | |
| 219 | ||
| 220 | /** | |
| 221 | * @} | |
| 222 | */ | |
| 223 | ||
| 224 | /* Private macros ------------------------------------------------------------*/ | |
| 225 | /** @addtogroup GPIO_Private_Macros GPIO Private Macros | |
| 226 | * @{ | |
| 227 | */ | |
| 228 | #define IS_GPIO_PIN_ACTION(ACTION) (((ACTION) == GPIO_PIN_RESET) || ((ACTION) == GPIO_PIN_SET)) | |
| 229 | ||
| 230 | #define IS_GPIO_PIN(__PIN__) ((((__PIN__) & GPIO_PIN_MASK) != 0x00U) &&\ | |
| 231 | (((__PIN__) & ~GPIO_PIN_MASK) == 0x00U)) | |
| 232 | ||
| 233 | #define IS_GPIO_MODE(__MODE__) (((__MODE__) == GPIO_MODE_INPUT) ||\ | |
| 234 | ((__MODE__) == GPIO_MODE_OUTPUT_PP) ||\ | |
| 235 | ((__MODE__) == GPIO_MODE_OUTPUT_OD) ||\ | |
| 236 | ((__MODE__) == GPIO_MODE_AF_PP) ||\ | |
| 237 | ((__MODE__) == GPIO_MODE_AF_OD) ||\ | |
| 238 | ((__MODE__) == GPIO_MODE_IT_RISING) ||\ | |
| 239 | ((__MODE__) == GPIO_MODE_IT_FALLING) ||\ | |
| 240 | ((__MODE__) == GPIO_MODE_IT_RISING_FALLING) ||\ | |
| 241 | ((__MODE__) == GPIO_MODE_EVT_RISING) ||\ | |
| 242 | ((__MODE__) == GPIO_MODE_EVT_FALLING) ||\ | |
| 243 | ((__MODE__) == GPIO_MODE_EVT_RISING_FALLING) ||\ | |
| 244 | ((__MODE__) == GPIO_MODE_ANALOG)) | |
| 245 | ||
| 246 | #define IS_GPIO_SPEED(__SPEED__) (((__SPEED__) == GPIO_SPEED_FREQ_LOW) ||\ | |
| 247 | ((__SPEED__) == GPIO_SPEED_FREQ_MEDIUM) ||\ | |
| 248 | ((__SPEED__) == GPIO_SPEED_FREQ_HIGH)) | |
| 249 | ||
| 250 | #define IS_GPIO_PULL(__PULL__) (((__PULL__) == GPIO_NOPULL) ||\ | |
| 251 | ((__PULL__) == GPIO_PULLUP) || \ | |
| 252 | ((__PULL__) == GPIO_PULLDOWN)) | |
| 253 | /** | |
| 254 | * @} | |
| 255 | */ | |
| 256 | ||
| 257 | /* Include GPIO HAL Extended module */ | |
| 258 | #include "stm32f0xx_hal_gpio_ex.h" | |
| 259 | ||
| 260 | /* Exported functions --------------------------------------------------------*/ | |
| 261 | /** @addtogroup GPIO_Exported_Functions GPIO Exported Functions | |
| 262 | * @{ | |
| 263 | */ | |
| 264 | ||
| 265 | /** @addtogroup GPIO_Exported_Functions_Group1 Initialization/de-initialization functions | |
| 266 | * @brief Initialization and Configuration functions | |
| 267 | * @{ | |
| 268 | */ | |
| 269 | ||
| 270 | /* Initialization and de-initialization functions *****************************/ | |
| 271 | void HAL_GPIO_Init(GPIO_TypeDef *GPIOx, GPIO_InitTypeDef *GPIO_Init); | |
| 272 | void HAL_GPIO_DeInit(GPIO_TypeDef *GPIOx, uint32_t GPIO_Pin); | |
| 273 | ||
| 274 | /** | |
| 275 | * @} | |
| 276 | */ | |
| 277 | ||
| 278 | /** @addtogroup GPIO_Exported_Functions_Group2 IO operation functions | |
| 279 | * @{ | |
| 280 | */ | |
| 281 | ||
| 282 | /* IO operation functions *****************************************************/ | |
| 283 | GPIO_PinState HAL_GPIO_ReadPin(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin); | |
| 284 | void HAL_GPIO_WritePin(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin, GPIO_PinState PinState); | |
| 285 | void HAL_GPIO_TogglePin(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin); | |
| 286 | HAL_StatusTypeDef HAL_GPIO_LockPin(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin); | |
| 287 | void HAL_GPIO_EXTI_IRQHandler(uint16_t GPIO_Pin); | |
| 288 | void HAL_GPIO_EXTI_Callback(uint16_t GPIO_Pin); | |
| 289 | ||
| 290 | /** | |
| 291 | * @} | |
| 292 | */ | |
| 293 | ||
| 294 | /** | |
| 295 | * @} | |
| 296 | */ | |
| 297 | ||
| 298 | /** | |
| 299 | * @} | |
| 300 | */ | |
| 301 | ||
| 302 | /** | |
| 303 | * @} | |
| 304 | */ | |
| 305 | ||
| 306 | #ifdef __cplusplus | |
| 307 | } | |
| 308 | #endif | |
| 309 | ||
| 310 | #endif /* __STM32F0xx_HAL_GPIO_H */ | |
| 311 | ||
| 312 | /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ | |
