2 ******************************************************************************
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3 * @file stm32f7xx_hal_gpio.h
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4 * @author MCD Application Team
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5 * @brief Header file of GPIO HAL module.
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6 ******************************************************************************
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9 * <h2><center>© Copyright (c) 2017 STMicroelectronics.
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10 * All rights reserved.</center></h2>
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12 * This software component is licensed by ST under BSD 3-Clause license,
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13 * the "License"; You may not use this file except in compliance with the
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14 * License. You may obtain a copy of the License at:
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15 * opensource.org/licenses/BSD-3-Clause
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17 ******************************************************************************
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20 /* Define to prevent recursive inclusion -------------------------------------*/
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21 #ifndef __STM32F7xx_HAL_GPIO_H
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22 #define __STM32F7xx_HAL_GPIO_H
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28 /* Includes ------------------------------------------------------------------*/
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29 #include "stm32f7xx_hal_def.h"
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31 /** @addtogroup STM32F7xx_HAL_Driver
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35 /** @addtogroup GPIO
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39 /* Exported types ------------------------------------------------------------*/
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40 /** @defgroup GPIO_Exported_Types GPIO Exported Types
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45 * @brief GPIO Init structure definition
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49 uint32_t Pin; /*!< Specifies the GPIO pins to be configured.
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50 This parameter can be any value of @ref GPIO_pins_define */
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52 uint32_t Mode; /*!< Specifies the operating mode for the selected pins.
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53 This parameter can be a value of @ref GPIO_mode_define */
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55 uint32_t Pull; /*!< Specifies the Pull-up or Pull-Down activation for the selected pins.
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56 This parameter can be a value of @ref GPIO_pull_define */
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58 uint32_t Speed; /*!< Specifies the speed for the selected pins.
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59 This parameter can be a value of @ref GPIO_speed_define */
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61 uint32_t Alternate; /*!< Peripheral to be connected to the selected pins.
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62 This parameter can be a value of @ref GPIO_Alternate_function_selection */
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66 * @brief GPIO Bit SET and Bit RESET enumeration
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77 /* Exported constants --------------------------------------------------------*/
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79 /** @defgroup GPIO_Exported_Constants GPIO Exported Constants
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83 /** @defgroup GPIO_pins_define GPIO pins define
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86 #define GPIO_PIN_0 ((uint16_t)0x0001U) /* Pin 0 selected */
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87 #define GPIO_PIN_1 ((uint16_t)0x0002U) /* Pin 1 selected */
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88 #define GPIO_PIN_2 ((uint16_t)0x0004U) /* Pin 2 selected */
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89 #define GPIO_PIN_3 ((uint16_t)0x0008U) /* Pin 3 selected */
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90 #define GPIO_PIN_4 ((uint16_t)0x0010U) /* Pin 4 selected */
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91 #define GPIO_PIN_5 ((uint16_t)0x0020U) /* Pin 5 selected */
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92 #define GPIO_PIN_6 ((uint16_t)0x0040U) /* Pin 6 selected */
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93 #define GPIO_PIN_7 ((uint16_t)0x0080U) /* Pin 7 selected */
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94 #define GPIO_PIN_8 ((uint16_t)0x0100U) /* Pin 8 selected */
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95 #define GPIO_PIN_9 ((uint16_t)0x0200U) /* Pin 9 selected */
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96 #define GPIO_PIN_10 ((uint16_t)0x0400U) /* Pin 10 selected */
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97 #define GPIO_PIN_11 ((uint16_t)0x0800U) /* Pin 11 selected */
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98 #define GPIO_PIN_12 ((uint16_t)0x1000U) /* Pin 12 selected */
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99 #define GPIO_PIN_13 ((uint16_t)0x2000U) /* Pin 13 selected */
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100 #define GPIO_PIN_14 ((uint16_t)0x4000U) /* Pin 14 selected */
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101 #define GPIO_PIN_15 ((uint16_t)0x8000U) /* Pin 15 selected */
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102 #define GPIO_PIN_All ((uint16_t)0xFFFFU) /* All pins selected */
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104 #define GPIO_PIN_MASK ((uint32_t)0x0000FFFFU) /* PIN mask for assert test */
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109 /** @defgroup GPIO_mode_define GPIO mode define
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110 * @brief GPIO Configuration Mode
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111 * Elements values convention: 0xX0yz00YZ
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112 * - X : GPIO mode or EXTI Mode
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113 * - y : External IT or Event trigger detection
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114 * - z : IO configuration on External IT or Event
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115 * - Y : Output type (Push Pull or Open Drain)
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116 * - Z : IO Direction mode (Input, Output, Alternate or Analog)
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119 #define GPIO_MODE_INPUT ((uint32_t)0x00000000U) /*!< Input Floating Mode */
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120 #define GPIO_MODE_OUTPUT_PP ((uint32_t)0x00000001U) /*!< Output Push Pull Mode */
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121 #define GPIO_MODE_OUTPUT_OD ((uint32_t)0x00000011U) /*!< Output Open Drain Mode */
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122 #define GPIO_MODE_AF_PP ((uint32_t)0x00000002U) /*!< Alternate Function Push Pull Mode */
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123 #define GPIO_MODE_AF_OD ((uint32_t)0x00000012U) /*!< Alternate Function Open Drain Mode */
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125 #define GPIO_MODE_ANALOG ((uint32_t)0x00000003U) /*!< Analog Mode */
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127 #define GPIO_MODE_IT_RISING ((uint32_t)0x10110000U) /*!< External Interrupt Mode with Rising edge trigger detection */
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128 #define GPIO_MODE_IT_FALLING ((uint32_t)0x10210000U) /*!< External Interrupt Mode with Falling edge trigger detection */
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129 #define GPIO_MODE_IT_RISING_FALLING ((uint32_t)0x10310000U) /*!< External Interrupt Mode with Rising/Falling edge trigger detection */
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131 #define GPIO_MODE_EVT_RISING ((uint32_t)0x10120000U) /*!< External Event Mode with Rising edge trigger detection */
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132 #define GPIO_MODE_EVT_FALLING ((uint32_t)0x10220000U) /*!< External Event Mode with Falling edge trigger detection */
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133 #define GPIO_MODE_EVT_RISING_FALLING ((uint32_t)0x10320000U) /*!< External Event Mode with Rising/Falling edge trigger detection */
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138 /** @defgroup GPIO_speed_define GPIO speed define
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139 * @brief GPIO Output Maximum frequency
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142 #define GPIO_SPEED_FREQ_LOW ((uint32_t)0x00000000U) /*!< Low speed */
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143 #define GPIO_SPEED_FREQ_MEDIUM ((uint32_t)0x00000001U) /*!< Medium speed */
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144 #define GPIO_SPEED_FREQ_HIGH ((uint32_t)0x00000002U) /*!< Fast speed */
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145 #define GPIO_SPEED_FREQ_VERY_HIGH ((uint32_t)0x00000003U) /*!< High speed */
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150 /** @defgroup GPIO_pull_define GPIO pull define
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151 * @brief GPIO Pull-Up or Pull-Down Activation
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154 #define GPIO_NOPULL ((uint32_t)0x00000000U) /*!< No Pull-up or Pull-down activation */
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155 #define GPIO_PULLUP ((uint32_t)0x00000001U) /*!< Pull-up activation */
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156 #define GPIO_PULLDOWN ((uint32_t)0x00000002U) /*!< Pull-down activation */
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165 /* Exported macro ------------------------------------------------------------*/
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166 /** @defgroup GPIO_Exported_Macros GPIO Exported Macros
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171 * @brief Checks whether the specified EXTI line flag is set or not.
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172 * @param __EXTI_LINE__ specifies the EXTI line flag to check.
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173 * This parameter can be GPIO_PIN_x where x can be(0..15)
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174 * @retval The new state of __EXTI_LINE__ (SET or RESET).
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176 #define __HAL_GPIO_EXTI_GET_FLAG(__EXTI_LINE__) (EXTI->PR & (__EXTI_LINE__))
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179 * @brief Clears the EXTI's line pending flags.
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180 * @param __EXTI_LINE__ specifies the EXTI lines flags to clear.
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181 * This parameter can be any combination of GPIO_PIN_x where x can be (0..15)
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184 #define __HAL_GPIO_EXTI_CLEAR_FLAG(__EXTI_LINE__) (EXTI->PR = (__EXTI_LINE__))
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187 * @brief Checks whether the specified EXTI line is asserted or not.
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188 * @param __EXTI_LINE__ specifies the EXTI line to check.
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189 * This parameter can be GPIO_PIN_x where x can be(0..15)
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190 * @retval The new state of __EXTI_LINE__ (SET or RESET).
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192 #define __HAL_GPIO_EXTI_GET_IT(__EXTI_LINE__) (EXTI->PR & (__EXTI_LINE__))
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195 * @brief Clears the EXTI's line pending bits.
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196 * @param __EXTI_LINE__ specifies the EXTI lines to clear.
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197 * This parameter can be any combination of GPIO_PIN_x where x can be (0..15)
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200 #define __HAL_GPIO_EXTI_CLEAR_IT(__EXTI_LINE__) (EXTI->PR = (__EXTI_LINE__))
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203 * @brief Generates a Software interrupt on selected EXTI line.
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204 * @param __EXTI_LINE__ specifies the EXTI line to check.
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205 * This parameter can be GPIO_PIN_x where x can be(0..15)
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208 #define __HAL_GPIO_EXTI_GENERATE_SWIT(__EXTI_LINE__) (EXTI->SWIER |= (__EXTI_LINE__))
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213 /* Include GPIO HAL Extension module */
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214 #include "stm32f7xx_hal_gpio_ex.h"
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216 /* Exported functions --------------------------------------------------------*/
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217 /** @addtogroup GPIO_Exported_Functions
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221 /** @addtogroup GPIO_Exported_Functions_Group1
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224 /* Initialization and de-initialization functions *****************************/
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225 void HAL_GPIO_Init(GPIO_TypeDef *GPIOx, GPIO_InitTypeDef *GPIO_Init);
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226 void HAL_GPIO_DeInit(GPIO_TypeDef *GPIOx, uint32_t GPIO_Pin);
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231 /** @addtogroup GPIO_Exported_Functions_Group2
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234 /* IO operation functions *****************************************************/
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235 GPIO_PinState HAL_GPIO_ReadPin(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin);
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236 void HAL_GPIO_WritePin(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin, GPIO_PinState PinState);
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237 void HAL_GPIO_TogglePin(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin);
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238 HAL_StatusTypeDef HAL_GPIO_LockPin(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin);
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239 void HAL_GPIO_EXTI_IRQHandler(uint16_t GPIO_Pin);
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240 void HAL_GPIO_EXTI_Callback(uint16_t GPIO_Pin);
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249 /* Private types -------------------------------------------------------------*/
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250 /* Private variables ---------------------------------------------------------*/
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251 /* Private constants ---------------------------------------------------------*/
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252 /** @defgroup GPIO_Private_Constants GPIO Private Constants
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260 /* Private macros ------------------------------------------------------------*/
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261 /** @defgroup GPIO_Private_Macros GPIO Private Macros
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264 #define IS_GPIO_PIN_ACTION(ACTION) (((ACTION) == GPIO_PIN_RESET) || ((ACTION) == GPIO_PIN_SET))
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265 #define IS_GPIO_PIN(__PIN__) ((((__PIN__) & GPIO_PIN_MASK) != (uint32_t)0x00))
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266 #define IS_GPIO_MODE(MODE) (((MODE) == GPIO_MODE_INPUT) ||\
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267 ((MODE) == GPIO_MODE_OUTPUT_PP) ||\
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268 ((MODE) == GPIO_MODE_OUTPUT_OD) ||\
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269 ((MODE) == GPIO_MODE_AF_PP) ||\
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270 ((MODE) == GPIO_MODE_AF_OD) ||\
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271 ((MODE) == GPIO_MODE_IT_RISING) ||\
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272 ((MODE) == GPIO_MODE_IT_FALLING) ||\
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273 ((MODE) == GPIO_MODE_IT_RISING_FALLING) ||\
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274 ((MODE) == GPIO_MODE_EVT_RISING) ||\
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275 ((MODE) == GPIO_MODE_EVT_FALLING) ||\
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276 ((MODE) == GPIO_MODE_EVT_RISING_FALLING) ||\
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277 ((MODE) == GPIO_MODE_ANALOG))
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278 #define IS_GPIO_SPEED(SPEED) (((SPEED) == GPIO_SPEED_LOW) || ((SPEED) == GPIO_SPEED_MEDIUM) || \
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279 ((SPEED) == GPIO_SPEED_FAST) || ((SPEED) == GPIO_SPEED_HIGH))
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280 #define IS_GPIO_PULL(PULL) (((PULL) == GPIO_NOPULL) || ((PULL) == GPIO_PULLUP) || \
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281 ((PULL) == GPIO_PULLDOWN))
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286 /* Private functions ---------------------------------------------------------*/
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287 /** @defgroup GPIO_Private_Functions GPIO Private Functions
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307 #endif /* __STM32F7xx_HAL_GPIO_H */
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309 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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