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TARGET_NUCLEO_L152RE/TOOLCHAIN_ARM_STD/stm32l1xx_hal_gpio.h@172:65be27845400, 2019-02-20 (annotated)

Committer:
AnnaBridge
Date:
Wed Feb 20 20:53:29 2019 +0000
Revision:
172:65be27845400
Parent:
171:3a7713b1edbc 
mbed library release version 165

Who changed what in which revision?

UserRevisionLine numberNew contents of line
AnnaBridge 171:3a7713b1edbc 1 /**
AnnaBridge 171:3a7713b1edbc 2 ******************************************************************************
AnnaBridge 171:3a7713b1edbc 3 * @file stm32l1xx_hal_gpio.h
AnnaBridge 171:3a7713b1edbc 4 * @author MCD Application Team
AnnaBridge 171:3a7713b1edbc 5 * @brief Header file of GPIO HAL module.
AnnaBridge 171:3a7713b1edbc 6 ******************************************************************************
AnnaBridge 171:3a7713b1edbc 7 * @attention
AnnaBridge 171:3a7713b1edbc 8 *
AnnaBridge 171:3a7713b1edbc 9 * <h2><center>&copy; COPYRIGHT(c) 2017 STMicroelectronics</center></h2>
AnnaBridge 171:3a7713b1edbc 10 *
AnnaBridge 171:3a7713b1edbc 11 * Redistribution and use in source and binary forms, with or without modification,
AnnaBridge 171:3a7713b1edbc 12 * are permitted provided that the following conditions are met:
AnnaBridge 171:3a7713b1edbc 13 * 1. Redistributions of source code must retain the above copyright notice,
AnnaBridge 171:3a7713b1edbc 14 * this list of conditions and the following disclaimer.
AnnaBridge 171:3a7713b1edbc 15 * 2. Redistributions in binary form must reproduce the above copyright notice,
AnnaBridge 171:3a7713b1edbc 16 * this list of conditions and the following disclaimer in the documentation
AnnaBridge 171:3a7713b1edbc 17 * and/or other materials provided with the distribution.
AnnaBridge 171:3a7713b1edbc 18 * 3. Neither the name of STMicroelectronics nor the names of its contributors
AnnaBridge 171:3a7713b1edbc 19 * may be used to endorse or promote products derived from this software
AnnaBridge 171:3a7713b1edbc 20 * without specific prior written permission.
AnnaBridge 171:3a7713b1edbc 21 *
AnnaBridge 171:3a7713b1edbc 22 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AnnaBridge 171:3a7713b1edbc 23 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
AnnaBridge 171:3a7713b1edbc 24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
AnnaBridge 171:3a7713b1edbc 25 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
AnnaBridge 171:3a7713b1edbc 26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
AnnaBridge 171:3a7713b1edbc 27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
AnnaBridge 171:3a7713b1edbc 28 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
AnnaBridge 171:3a7713b1edbc 29 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
AnnaBridge 171:3a7713b1edbc 30 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
AnnaBridge 171:3a7713b1edbc 31 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
AnnaBridge 171:3a7713b1edbc 32 *
AnnaBridge 171:3a7713b1edbc 33 ******************************************************************************
AnnaBridge 171:3a7713b1edbc 34 */
AnnaBridge 171:3a7713b1edbc 35
AnnaBridge 171:3a7713b1edbc 36 /* Define to prevent recursive inclusion -------------------------------------*/
AnnaBridge 171:3a7713b1edbc 37 #ifndef __STM32L1xx_HAL_GPIO_H
AnnaBridge 171:3a7713b1edbc 38 #define __STM32L1xx_HAL_GPIO_H
AnnaBridge 171:3a7713b1edbc 39
AnnaBridge 171:3a7713b1edbc 40 #ifdef __cplusplus
AnnaBridge 171:3a7713b1edbc 41 extern "C" {
AnnaBridge 171:3a7713b1edbc 42 #endif
AnnaBridge 171:3a7713b1edbc 43
AnnaBridge 171:3a7713b1edbc 44 /* Includes ------------------------------------------------------------------*/
AnnaBridge 171:3a7713b1edbc 45 #include "stm32l1xx_hal_def.h"
AnnaBridge 171:3a7713b1edbc 46
AnnaBridge 171:3a7713b1edbc 47 /** @addtogroup STM32L1xx_HAL_Driver
AnnaBridge 171:3a7713b1edbc 48 * @{
AnnaBridge 171:3a7713b1edbc 49 */
AnnaBridge 171:3a7713b1edbc 50
AnnaBridge 171:3a7713b1edbc 51 /** @defgroup GPIO GPIO
AnnaBridge 171:3a7713b1edbc 52 * @brief GPIO HAL module driver
AnnaBridge 171:3a7713b1edbc 53 * @{
AnnaBridge 171:3a7713b1edbc 54 */
AnnaBridge 171:3a7713b1edbc 55
AnnaBridge 171:3a7713b1edbc 56 /* Exported types ------------------------------------------------------------*/
AnnaBridge 171:3a7713b1edbc 57
AnnaBridge 171:3a7713b1edbc 58 /** @defgroup GPIO_Exported_Types GPIO Exported Types
AnnaBridge 171:3a7713b1edbc 59 * @{
AnnaBridge 171:3a7713b1edbc 60 */
AnnaBridge 171:3a7713b1edbc 61 /**
AnnaBridge 171:3a7713b1edbc 62 * @brief GPIO Init structure definition
AnnaBridge 171:3a7713b1edbc 63 */
AnnaBridge 171:3a7713b1edbc 64 typedef struct
AnnaBridge 171:3a7713b1edbc 65 {
AnnaBridge 171:3a7713b1edbc 66 uint32_t Pin; /*!< Specifies the GPIO pins to be configured.
AnnaBridge 171:3a7713b1edbc 67 This parameter can be any value of @ref GPIO_pins */
AnnaBridge 171:3a7713b1edbc 68
AnnaBridge 171:3a7713b1edbc 69 uint32_t Mode; /*!< Specifies the operating mode for the selected pins.
AnnaBridge 171:3a7713b1edbc 70 This parameter can be a value of @ref GPIO_mode */
AnnaBridge 171:3a7713b1edbc 71
AnnaBridge 171:3a7713b1edbc 72 uint32_t Pull; /*!< Specifies the Pull-up or Pull-Down activation for the selected pins.
AnnaBridge 171:3a7713b1edbc 73 This parameter can be a value of @ref GPIO_pull */
AnnaBridge 171:3a7713b1edbc 74
AnnaBridge 171:3a7713b1edbc 75 uint32_t Speed; /*!< Specifies the speed for the selected pins.
AnnaBridge 171:3a7713b1edbc 76 This parameter can be a value of @ref GPIO_speed */
AnnaBridge 171:3a7713b1edbc 77
AnnaBridge 171:3a7713b1edbc 78 uint32_t Alternate; /*!< Peripheral to be connected to the selected pins
AnnaBridge 171:3a7713b1edbc 79 This parameter can be a value of @ref GPIOEx_Alternate_function_selection */
AnnaBridge 171:3a7713b1edbc 80 }GPIO_InitTypeDef;
AnnaBridge 171:3a7713b1edbc 81
AnnaBridge 171:3a7713b1edbc 82 /**
AnnaBridge 171:3a7713b1edbc 83 * @brief GPIO Bit SET and Bit RESET enumeration
AnnaBridge 171:3a7713b1edbc 84 */
AnnaBridge 171:3a7713b1edbc 85 typedef enum
AnnaBridge 171:3a7713b1edbc 86 {
AnnaBridge 171:3a7713b1edbc 87 GPIO_PIN_RESET = 0,
AnnaBridge 171:3a7713b1edbc 88 GPIO_PIN_SET
AnnaBridge 171:3a7713b1edbc 89 }GPIO_PinState;
AnnaBridge 171:3a7713b1edbc 90 /**
AnnaBridge 171:3a7713b1edbc 91 * @}
AnnaBridge 171:3a7713b1edbc 92 */
AnnaBridge 171:3a7713b1edbc 93
AnnaBridge 171:3a7713b1edbc 94 /* Exported constants --------------------------------------------------------*/
AnnaBridge 171:3a7713b1edbc 95
AnnaBridge 171:3a7713b1edbc 96 /** @defgroup GPIO_Exported_Constants GPIO Exported Constants
AnnaBridge 171:3a7713b1edbc 97 * @{
AnnaBridge 171:3a7713b1edbc 98 */
AnnaBridge 171:3a7713b1edbc 99
AnnaBridge 171:3a7713b1edbc 100
AnnaBridge 171:3a7713b1edbc 101 /** @defgroup GPIO_pins GPIO pins
AnnaBridge 171:3a7713b1edbc 102 * @{
AnnaBridge 171:3a7713b1edbc 103 */
AnnaBridge 171:3a7713b1edbc 104 #define GPIO_PIN_0 ((uint16_t)0x0001U) /* Pin 0 selected */
AnnaBridge 171:3a7713b1edbc 105 #define GPIO_PIN_1 ((uint16_t)0x0002U) /* Pin 1 selected */
AnnaBridge 171:3a7713b1edbc 106 #define GPIO_PIN_2 ((uint16_t)0x0004U) /* Pin 2 selected */
AnnaBridge 171:3a7713b1edbc 107 #define GPIO_PIN_3 ((uint16_t)0x0008U) /* Pin 3 selected */
AnnaBridge 171:3a7713b1edbc 108 #define GPIO_PIN_4 ((uint16_t)0x0010U) /* Pin 4 selected */
AnnaBridge 171:3a7713b1edbc 109 #define GPIO_PIN_5 ((uint16_t)0x0020U) /* Pin 5 selected */
AnnaBridge 171:3a7713b1edbc 110 #define GPIO_PIN_6 ((uint16_t)0x0040U) /* Pin 6 selected */
AnnaBridge 171:3a7713b1edbc 111 #define GPIO_PIN_7 ((uint16_t)0x0080U) /* Pin 7 selected */
AnnaBridge 171:3a7713b1edbc 112 #define GPIO_PIN_8 ((uint16_t)0x0100U) /* Pin 8 selected */
AnnaBridge 171:3a7713b1edbc 113 #define GPIO_PIN_9 ((uint16_t)0x0200U) /* Pin 9 selected */
AnnaBridge 171:3a7713b1edbc 114 #define GPIO_PIN_10 ((uint16_t)0x0400U) /* Pin 10 selected */
AnnaBridge 171:3a7713b1edbc 115 #define GPIO_PIN_11 ((uint16_t)0x0800U) /* Pin 11 selected */
AnnaBridge 171:3a7713b1edbc 116 #define GPIO_PIN_12 ((uint16_t)0x1000U) /* Pin 12 selected */
AnnaBridge 171:3a7713b1edbc 117 #define GPIO_PIN_13 ((uint16_t)0x2000U) /* Pin 13 selected */
AnnaBridge 171:3a7713b1edbc 118 #define GPIO_PIN_14 ((uint16_t)0x4000U) /* Pin 14 selected */
AnnaBridge 171:3a7713b1edbc 119 #define GPIO_PIN_15 ((uint16_t)0x8000U) /* Pin 15 selected */
AnnaBridge 171:3a7713b1edbc 120 #define GPIO_PIN_All ((uint16_t)0xFFFFU) /* All pins selected */
AnnaBridge 171:3a7713b1edbc 121
AnnaBridge 171:3a7713b1edbc 122 #define GPIO_PIN_MASK (0x0000FFFFU) /* PIN mask for assert test */
AnnaBridge 171:3a7713b1edbc 123 /**
AnnaBridge 171:3a7713b1edbc 124 * @}
AnnaBridge 171:3a7713b1edbc 125 */
AnnaBridge 171:3a7713b1edbc 126
AnnaBridge 171:3a7713b1edbc 127 /** @defgroup GPIO_mode GPIO mode
AnnaBridge 171:3a7713b1edbc 128 * @brief GPIO Configuration Mode
AnnaBridge 171:3a7713b1edbc 129 * Elements values convention: 0xX0yz00YZ
AnnaBridge 171:3a7713b1edbc 130 * - X : GPIO mode or EXTI Mode
AnnaBridge 171:3a7713b1edbc 131 * - y : External IT or Event trigger detection
AnnaBridge 171:3a7713b1edbc 132 * - z : IO configuration on External IT or Event
AnnaBridge 171:3a7713b1edbc 133 * - Y : Output type (Push Pull or Open Drain)
AnnaBridge 171:3a7713b1edbc 134 * - Z : IO Direction mode (Input, Output, Alternate or Analog)
AnnaBridge 171:3a7713b1edbc 135 * @{
AnnaBridge 171:3a7713b1edbc 136 */
AnnaBridge 171:3a7713b1edbc 137 #define GPIO_MODE_INPUT (0x00000000U) /*!< Input Floating Mode */
AnnaBridge 171:3a7713b1edbc 138 #define GPIO_MODE_OUTPUT_PP (0x00000001U) /*!< Output Push Pull Mode */
AnnaBridge 171:3a7713b1edbc 139 #define GPIO_MODE_OUTPUT_OD (0x00000011U) /*!< Output Open Drain Mode */
AnnaBridge 171:3a7713b1edbc 140 #define GPIO_MODE_AF_PP (0x00000002U) /*!< Alternate Function Push Pull Mode */
AnnaBridge 171:3a7713b1edbc 141 #define GPIO_MODE_AF_OD (0x00000012U) /*!< Alternate Function Open Drain Mode */
AnnaBridge 171:3a7713b1edbc 142
AnnaBridge 171:3a7713b1edbc 143 #define GPIO_MODE_ANALOG (0x00000003U) /*!< Analog Mode */
AnnaBridge 171:3a7713b1edbc 144
AnnaBridge 171:3a7713b1edbc 145 #define GPIO_MODE_IT_RISING (0x10110000U) /*!< External Interrupt Mode with Rising edge trigger detection */
AnnaBridge 171:3a7713b1edbc 146 #define GPIO_MODE_IT_FALLING (0x10210000U) /*!< External Interrupt Mode with Falling edge trigger detection */
AnnaBridge 171:3a7713b1edbc 147 #define GPIO_MODE_IT_RISING_FALLING (0x10310000U) /*!< External Interrupt Mode with Rising/Falling edge trigger detection */
AnnaBridge 171:3a7713b1edbc 148
AnnaBridge 171:3a7713b1edbc 149 #define GPIO_MODE_EVT_RISING (0x10120000U) /*!< External Event Mode with Rising edge trigger detection */
AnnaBridge 171:3a7713b1edbc 150 #define GPIO_MODE_EVT_FALLING (0x10220000U) /*!< External Event Mode with Falling edge trigger detection */
AnnaBridge 171:3a7713b1edbc 151 #define GPIO_MODE_EVT_RISING_FALLING (0x10320000U) /*!< External Event Mode with Rising/Falling edge trigger detection */
AnnaBridge 171:3a7713b1edbc 152
AnnaBridge 171:3a7713b1edbc 153 /**
AnnaBridge 171:3a7713b1edbc 154 * @}
AnnaBridge 171:3a7713b1edbc 155 */
AnnaBridge 171:3a7713b1edbc 156
AnnaBridge 171:3a7713b1edbc 157 /** @defgroup GPIO_speed GPIO speed
AnnaBridge 171:3a7713b1edbc 158 * @brief GPIO Output Maximum frequency
AnnaBridge 171:3a7713b1edbc 159 * @{
AnnaBridge 171:3a7713b1edbc 160 */
AnnaBridge 171:3a7713b1edbc 161 #define GPIO_SPEED_FREQ_LOW (0x00000000U) /*!< max: 400 KHz, please refer to the product datasheet */
AnnaBridge 171:3a7713b1edbc 162 #define GPIO_SPEED_FREQ_MEDIUM (0x00000001U) /*!< max: 1 MHz to 2 MHz, please refer to the product datasheet */
AnnaBridge 171:3a7713b1edbc 163 #define GPIO_SPEED_FREQ_HIGH (0x00000002U) /*!< max: 2 MHz to 10 MHz, please refer to the product datasheet */
AnnaBridge 171:3a7713b1edbc 164 #define GPIO_SPEED_FREQ_VERY_HIGH (0x00000003U) /*!< max: 8 MHz to 50 MHz, please refer to the product datasheet */
AnnaBridge 171:3a7713b1edbc 165
AnnaBridge 171:3a7713b1edbc 166 /**
AnnaBridge 171:3a7713b1edbc 167 * @}
AnnaBridge 171:3a7713b1edbc 168 */
AnnaBridge 171:3a7713b1edbc 169
AnnaBridge 171:3a7713b1edbc 170 /** @defgroup GPIO_pull GPIO pull
AnnaBridge 171:3a7713b1edbc 171 * @brief GPIO Pull-Up or Pull-Down Activation
AnnaBridge 171:3a7713b1edbc 172 * @{
AnnaBridge 171:3a7713b1edbc 173 */
AnnaBridge 171:3a7713b1edbc 174 #define GPIO_NOPULL (0x00000000U) /*!< No Pull-up or Pull-down activation */
AnnaBridge 171:3a7713b1edbc 175 #define GPIO_PULLUP (0x00000001U) /*!< Pull-up activation */
AnnaBridge 171:3a7713b1edbc 176 #define GPIO_PULLDOWN (0x00000002U) /*!< Pull-down activation */
AnnaBridge 171:3a7713b1edbc 177
AnnaBridge 171:3a7713b1edbc 178 /**
AnnaBridge 171:3a7713b1edbc 179 * @}
AnnaBridge 171:3a7713b1edbc 180 */
AnnaBridge 171:3a7713b1edbc 181
AnnaBridge 171:3a7713b1edbc 182 /**
AnnaBridge 171:3a7713b1edbc 183 * @}
AnnaBridge 171:3a7713b1edbc 184 */
AnnaBridge 171:3a7713b1edbc 185
AnnaBridge 171:3a7713b1edbc 186 /* Private constants ---------------------------------------------------------*/
AnnaBridge 171:3a7713b1edbc 187 /** @defgroup GPIO_Private_Constants GPIO Private Constants
AnnaBridge 171:3a7713b1edbc 188 * @{
AnnaBridge 171:3a7713b1edbc 189 */
AnnaBridge 171:3a7713b1edbc 190
AnnaBridge 171:3a7713b1edbc 191 /**
AnnaBridge 171:3a7713b1edbc 192 * @}
AnnaBridge 171:3a7713b1edbc 193 */
AnnaBridge 171:3a7713b1edbc 194
AnnaBridge 171:3a7713b1edbc 195 /* Private macros --------------------------------------------------------*/
AnnaBridge 171:3a7713b1edbc 196 /** @defgroup GPIO_Private_Macros GPIO Private Macros
AnnaBridge 171:3a7713b1edbc 197 * @{
AnnaBridge 171:3a7713b1edbc 198 */
AnnaBridge 171:3a7713b1edbc 199
AnnaBridge 171:3a7713b1edbc 200 #define IS_GPIO_PIN_ACTION(ACTION) (((ACTION) == GPIO_PIN_RESET) || ((ACTION) == GPIO_PIN_SET))
AnnaBridge 171:3a7713b1edbc 201
AnnaBridge 171:3a7713b1edbc 202 #define IS_GPIO_PIN(__PIN__) ((((__PIN__) & GPIO_PIN_MASK) != 0x00U) &&\
AnnaBridge 171:3a7713b1edbc 203 (((__PIN__) & ~GPIO_PIN_MASK) == 0x00U))
AnnaBridge 171:3a7713b1edbc 204
AnnaBridge 171:3a7713b1edbc 205 #define IS_GPIO_PULL(PULL) (((PULL) == GPIO_NOPULL) || ((PULL) == GPIO_PULLUP) || \
AnnaBridge 171:3a7713b1edbc 206 ((PULL) == GPIO_PULLDOWN))
AnnaBridge 171:3a7713b1edbc 207
AnnaBridge 171:3a7713b1edbc 208 #define IS_GPIO_SPEED(SPEED) (((SPEED) == GPIO_SPEED_FREQ_LOW) || ((SPEED) == GPIO_SPEED_FREQ_MEDIUM) || \
AnnaBridge 171:3a7713b1edbc 209 ((SPEED) == GPIO_SPEED_FREQ_HIGH) || ((SPEED) == GPIO_SPEED_FREQ_VERY_HIGH))
AnnaBridge 171:3a7713b1edbc 210
AnnaBridge 171:3a7713b1edbc 211 #define IS_GPIO_MODE(MODE) (((MODE) == GPIO_MODE_INPUT) ||\
AnnaBridge 171:3a7713b1edbc 212 ((MODE) == GPIO_MODE_OUTPUT_PP) ||\
AnnaBridge 171:3a7713b1edbc 213 ((MODE) == GPIO_MODE_OUTPUT_OD) ||\
AnnaBridge 171:3a7713b1edbc 214 ((MODE) == GPIO_MODE_AF_PP) ||\
AnnaBridge 171:3a7713b1edbc 215 ((MODE) == GPIO_MODE_AF_OD) ||\
AnnaBridge 171:3a7713b1edbc 216 ((MODE) == GPIO_MODE_IT_RISING) ||\
AnnaBridge 171:3a7713b1edbc 217 ((MODE) == GPIO_MODE_IT_FALLING) ||\
AnnaBridge 171:3a7713b1edbc 218 ((MODE) == GPIO_MODE_IT_RISING_FALLING) ||\
AnnaBridge 171:3a7713b1edbc 219 ((MODE) == GPIO_MODE_EVT_RISING) ||\
AnnaBridge 171:3a7713b1edbc 220 ((MODE) == GPIO_MODE_EVT_FALLING) ||\
AnnaBridge 171:3a7713b1edbc 221 ((MODE) == GPIO_MODE_EVT_RISING_FALLING) ||\
AnnaBridge 171:3a7713b1edbc 222 ((MODE) == GPIO_MODE_ANALOG))
AnnaBridge 171:3a7713b1edbc 223
AnnaBridge 171:3a7713b1edbc 224 /**
AnnaBridge 171:3a7713b1edbc 225 * @}
AnnaBridge 171:3a7713b1edbc 226 */
AnnaBridge 171:3a7713b1edbc 227
AnnaBridge 171:3a7713b1edbc 228 /* Exported macro ------------------------------------------------------------*/
AnnaBridge 171:3a7713b1edbc 229
AnnaBridge 171:3a7713b1edbc 230 /** @defgroup GPIO_Exported_Macros GPIO Exported Macros
AnnaBridge 171:3a7713b1edbc 231 * @{
AnnaBridge 171:3a7713b1edbc 232 */
AnnaBridge 171:3a7713b1edbc 233
AnnaBridge 171:3a7713b1edbc 234 /**
AnnaBridge 171:3a7713b1edbc 235 * @brief Checks whether the specified EXTI line flag is set or not.
AnnaBridge 171:3a7713b1edbc 236 * @param __EXTI_LINE__: specifies the EXTI line flag to check.
AnnaBridge 171:3a7713b1edbc 237 * This parameter can be GPIO_PIN_x where x can be(0..15)
AnnaBridge 171:3a7713b1edbc 238 * @retval The new state of __EXTI_LINE__ (SET or RESET).
AnnaBridge 171:3a7713b1edbc 239 */
AnnaBridge 171:3a7713b1edbc 240 #define __HAL_GPIO_EXTI_GET_FLAG(__EXTI_LINE__) (EXTI->PR & (__EXTI_LINE__))
AnnaBridge 171:3a7713b1edbc 241
AnnaBridge 171:3a7713b1edbc 242 /**
AnnaBridge 171:3a7713b1edbc 243 * @brief Clears the EXTI's line pending flags.
AnnaBridge 171:3a7713b1edbc 244 * @param __EXTI_LINE__: specifies the EXTI lines flags to clear.
AnnaBridge 171:3a7713b1edbc 245 * This parameter can be any combination of GPIO_PIN_x where x can be (0..15)
AnnaBridge 171:3a7713b1edbc 246 * @retval None
AnnaBridge 171:3a7713b1edbc 247 */
AnnaBridge 171:3a7713b1edbc 248 #define __HAL_GPIO_EXTI_CLEAR_FLAG(__EXTI_LINE__) (EXTI->PR = (__EXTI_LINE__))
AnnaBridge 171:3a7713b1edbc 249
AnnaBridge 171:3a7713b1edbc 250 /**
AnnaBridge 171:3a7713b1edbc 251 * @brief Checks whether the specified EXTI line is asserted or not.
AnnaBridge 171:3a7713b1edbc 252 * @param __EXTI_LINE__: specifies the EXTI line to check.
AnnaBridge 171:3a7713b1edbc 253 * This parameter can be GPIO_PIN_x where x can be(0..15)
AnnaBridge 171:3a7713b1edbc 254 * @retval The new state of __EXTI_LINE__ (SET or RESET).
AnnaBridge 171:3a7713b1edbc 255 */
AnnaBridge 171:3a7713b1edbc 256 #define __HAL_GPIO_EXTI_GET_IT(__EXTI_LINE__) (EXTI->PR & (__EXTI_LINE__))
AnnaBridge 171:3a7713b1edbc 257
AnnaBridge 171:3a7713b1edbc 258 /**
AnnaBridge 171:3a7713b1edbc 259 * @brief Clears the EXTI's line pending bits.
AnnaBridge 171:3a7713b1edbc 260 * @param __EXTI_LINE__: specifies the EXTI lines to clear.
AnnaBridge 171:3a7713b1edbc 261 * This parameter can be any combination of GPIO_PIN_x where x can be (0..15)
AnnaBridge 171:3a7713b1edbc 262 * @retval None
AnnaBridge 171:3a7713b1edbc 263 */
AnnaBridge 171:3a7713b1edbc 264 #define __HAL_GPIO_EXTI_CLEAR_IT(__EXTI_LINE__) (EXTI->PR = (__EXTI_LINE__))
AnnaBridge 171:3a7713b1edbc 265
AnnaBridge 171:3a7713b1edbc 266 /**
AnnaBridge 171:3a7713b1edbc 267 * @brief Generates a Software interrupt on selected EXTI line.
AnnaBridge 171:3a7713b1edbc 268 * @param __EXTI_LINE__: specifies the EXTI line to check.
AnnaBridge 171:3a7713b1edbc 269 * This parameter can be GPIO_PIN_x where x can be(0..15)
AnnaBridge 171:3a7713b1edbc 270 * @retval None
AnnaBridge 171:3a7713b1edbc 271 */
AnnaBridge 171:3a7713b1edbc 272 #define __HAL_GPIO_EXTI_GENERATE_SWIT(__EXTI_LINE__) (EXTI->SWIER |= (__EXTI_LINE__))
AnnaBridge 171:3a7713b1edbc 273
AnnaBridge 171:3a7713b1edbc 274 /**
AnnaBridge 171:3a7713b1edbc 275 * @}
AnnaBridge 171:3a7713b1edbc 276 */
AnnaBridge 171:3a7713b1edbc 277
AnnaBridge 171:3a7713b1edbc 278 /* Include GPIO HAL Extension module */
AnnaBridge 171:3a7713b1edbc 279 #include "stm32l1xx_hal_gpio_ex.h"
AnnaBridge 171:3a7713b1edbc 280
AnnaBridge 171:3a7713b1edbc 281 /* Exported functions --------------------------------------------------------*/
AnnaBridge 171:3a7713b1edbc 282 /** @defgroup GPIO_Exported_Functions GPIO Exported Functions
AnnaBridge 171:3a7713b1edbc 283 * @brief GPIO Exported Functions
AnnaBridge 171:3a7713b1edbc 284 * @{
AnnaBridge 171:3a7713b1edbc 285 */
AnnaBridge 171:3a7713b1edbc 286
AnnaBridge 171:3a7713b1edbc 287 /** @defgroup GPIO_Exported_Functions_Group1 Initialization and Configuration functions
AnnaBridge 171:3a7713b1edbc 288 * @brief Initialization and Configuration functions
AnnaBridge 171:3a7713b1edbc 289 * @{
AnnaBridge 171:3a7713b1edbc 290 */
AnnaBridge 171:3a7713b1edbc 291
AnnaBridge 171:3a7713b1edbc 292 /* Initialization and de-initialization functions *****************************/
AnnaBridge 171:3a7713b1edbc 293 void HAL_GPIO_Init(GPIO_TypeDef *GPIOx, GPIO_InitTypeDef *GPIO_Init);
AnnaBridge 171:3a7713b1edbc 294 void HAL_GPIO_DeInit(GPIO_TypeDef *GPIOx, uint32_t GPIO_Pin);
AnnaBridge 171:3a7713b1edbc 295
AnnaBridge 171:3a7713b1edbc 296 /**
AnnaBridge 171:3a7713b1edbc 297 * @}
AnnaBridge 171:3a7713b1edbc 298 */
AnnaBridge 171:3a7713b1edbc 299
AnnaBridge 171:3a7713b1edbc 300 /** @defgroup GPIO_Exported_Functions_Group2 IO operation functions
AnnaBridge 171:3a7713b1edbc 301 * @brief IO operation functions
AnnaBridge 171:3a7713b1edbc 302 * @{
AnnaBridge 171:3a7713b1edbc 303 */
AnnaBridge 171:3a7713b1edbc 304
AnnaBridge 171:3a7713b1edbc 305 /* IO operation functions *****************************************************/
AnnaBridge 171:3a7713b1edbc 306 GPIO_PinState HAL_GPIO_ReadPin(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin);
AnnaBridge 171:3a7713b1edbc 307 void HAL_GPIO_WritePin(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin, GPIO_PinState PinState);
AnnaBridge 171:3a7713b1edbc 308 void HAL_GPIO_TogglePin(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin);
AnnaBridge 171:3a7713b1edbc 309 HAL_StatusTypeDef HAL_GPIO_LockPin(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin);
AnnaBridge 171:3a7713b1edbc 310 void HAL_GPIO_EXTI_IRQHandler(uint16_t GPIO_Pin);
AnnaBridge 171:3a7713b1edbc 311 void HAL_GPIO_EXTI_Callback(uint16_t GPIO_Pin);
AnnaBridge 171:3a7713b1edbc 312
AnnaBridge 171:3a7713b1edbc 313 /**
AnnaBridge 171:3a7713b1edbc 314 * @}
AnnaBridge 171:3a7713b1edbc 315 */
AnnaBridge 171:3a7713b1edbc 316
AnnaBridge 171:3a7713b1edbc 317 /**
AnnaBridge 171:3a7713b1edbc 318 * @}
AnnaBridge 171:3a7713b1edbc 319 */
AnnaBridge 171:3a7713b1edbc 320
AnnaBridge 171:3a7713b1edbc 321 /**
AnnaBridge 171:3a7713b1edbc 322 * @}
AnnaBridge 171:3a7713b1edbc 323 */
AnnaBridge 171:3a7713b1edbc 324
AnnaBridge 171:3a7713b1edbc 325 /**
AnnaBridge 171:3a7713b1edbc 326 * @}
AnnaBridge 171:3a7713b1edbc 327 */
AnnaBridge 171:3a7713b1edbc 328
AnnaBridge 171:3a7713b1edbc 329 #ifdef __cplusplus
AnnaBridge 171:3a7713b1edbc 330 }
AnnaBridge 171:3a7713b1edbc 331 #endif
AnnaBridge 171:3a7713b1edbc 332
AnnaBridge 171:3a7713b1edbc 333 #endif /* __STM32L1xx_HAL_GPIO_H */
AnnaBridge 171:3a7713b1edbc 334
AnnaBridge 171:3a7713b1edbc 335 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
AnnaBridge 171:3a7713b1edbc 336