313 lines
13 KiB
C
313 lines
13 KiB
C
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/**
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******************************************************************************
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* @file stm32f0xx_hal_gpio.h
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* @author MCD Application Team
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* @brief Header file of GPIO HAL module.
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******************************************************************************
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* @attention
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*
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* <h2><center>© COPYRIGHT(c) 2016 STMicroelectronics</center></h2>
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* 3. Neither the name of STMicroelectronics nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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******************************************************************************
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*/
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/* Define to prevent recursive inclusion -------------------------------------*/
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#ifndef __STM32F0xx_HAL_GPIO_H
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#define __STM32F0xx_HAL_GPIO_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* Includes ------------------------------------------------------------------*/
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#include "stm32f0xx_hal_def.h"
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/** @addtogroup STM32F0xx_HAL_Driver
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* @{
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*/
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/** @addtogroup GPIO
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* @{
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*/
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/* Exported types ------------------------------------------------------------*/
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/** @defgroup GPIO_Exported_Types GPIO Exported Types
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* @{
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*/
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/**
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* @brief GPIO Init structure definition
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*/
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typedef struct
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{
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uint32_t Pin; /*!< Specifies the GPIO pins to be configured.
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This parameter can be any value of @ref GPIO_pins */
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uint32_t Mode; /*!< Specifies the operating mode for the selected pins.
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This parameter can be a value of @ref GPIO_mode */
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uint32_t Pull; /*!< Specifies the Pull-up or Pull-Down activation for the selected pins.
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This parameter can be a value of @ref GPIO_pull */
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uint32_t Speed; /*!< Specifies the speed for the selected pins.
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This parameter can be a value of @ref GPIO_speed */
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uint32_t Alternate; /*!< Peripheral to be connected to the selected pins
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This parameter can be a value of @ref GPIOEx_Alternate_function_selection */
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}GPIO_InitTypeDef;
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/**
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* @brief GPIO Bit SET and Bit RESET enumeration
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*/
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typedef enum
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{
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GPIO_PIN_RESET = 0U,
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GPIO_PIN_SET
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}GPIO_PinState;
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/**
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* @}
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*/
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/* Exported constants --------------------------------------------------------*/
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/** @defgroup GPIO_Exported_Constants GPIO Exported Constants
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* @{
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*/
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/** @defgroup GPIO_pins GPIO pins
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* @{
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*/
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#define GPIO_PIN_0 ((uint16_t)0x0001U) /* Pin 0 selected */
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#define GPIO_PIN_1 ((uint16_t)0x0002U) /* Pin 1 selected */
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#define GPIO_PIN_2 ((uint16_t)0x0004U) /* Pin 2 selected */
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#define GPIO_PIN_3 ((uint16_t)0x0008U) /* Pin 3 selected */
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#define GPIO_PIN_4 ((uint16_t)0x0010U) /* Pin 4 selected */
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#define GPIO_PIN_5 ((uint16_t)0x0020U) /* Pin 5 selected */
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#define GPIO_PIN_6 ((uint16_t)0x0040U) /* Pin 6 selected */
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#define GPIO_PIN_7 ((uint16_t)0x0080U) /* Pin 7 selected */
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#define GPIO_PIN_8 ((uint16_t)0x0100U) /* Pin 8 selected */
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#define GPIO_PIN_9 ((uint16_t)0x0200U) /* Pin 9 selected */
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#define GPIO_PIN_10 ((uint16_t)0x0400U) /* Pin 10 selected */
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#define GPIO_PIN_11 ((uint16_t)0x0800U) /* Pin 11 selected */
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#define GPIO_PIN_12 ((uint16_t)0x1000U) /* Pin 12 selected */
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#define GPIO_PIN_13 ((uint16_t)0x2000U) /* Pin 13 selected */
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#define GPIO_PIN_14 ((uint16_t)0x4000U) /* Pin 14 selected */
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#define GPIO_PIN_15 ((uint16_t)0x8000U) /* Pin 15 selected */
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#define GPIO_PIN_All ((uint16_t)0xFFFFU) /* All pins selected */
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#define GPIO_PIN_MASK (0x0000FFFFU) /* PIN mask for assert test */
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/**
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* @}
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*/
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/** @defgroup GPIO_mode GPIO mode
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* @brief GPIO Configuration Mode
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* Elements values convention: 0xX0yz00YZ
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* - X : GPIO mode or EXTI Mode
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* - y : External IT or Event trigger detection
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* - z : IO configuration on External IT or Event
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* - Y : Output type (Push Pull or Open Drain)
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* - Z : IO Direction mode (Input, Output, Alternate or Analog)
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* @{
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*/
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#define GPIO_MODE_INPUT (0x00000000U) /*!< Input Floating Mode */
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#define GPIO_MODE_OUTPUT_PP (0x00000001U) /*!< Output Push Pull Mode */
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#define GPIO_MODE_OUTPUT_OD (0x00000011U) /*!< Output Open Drain Mode */
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#define GPIO_MODE_AF_PP (0x00000002U) /*!< Alternate Function Push Pull Mode */
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#define GPIO_MODE_AF_OD (0x00000012U) /*!< Alternate Function Open Drain Mode */
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#define GPIO_MODE_ANALOG (0x00000003U) /*!< Analog Mode */
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#define GPIO_MODE_IT_RISING (0x10110000U) /*!< External Interrupt Mode with Rising edge trigger detection */
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#define GPIO_MODE_IT_FALLING (0x10210000U) /*!< External Interrupt Mode with Falling edge trigger detection */
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#define GPIO_MODE_IT_RISING_FALLING (0x10310000U) /*!< External Interrupt Mode with Rising/Falling edge trigger detection */
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#define GPIO_MODE_EVT_RISING (0x10120000U) /*!< External Event Mode with Rising edge trigger detection */
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#define GPIO_MODE_EVT_FALLING (0x10220000U) /*!< External Event Mode with Falling edge trigger detection */
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#define GPIO_MODE_EVT_RISING_FALLING (0x10320000U) /*!< External Event Mode with Rising/Falling edge trigger detection */
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/**
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* @}
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*/
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/** @defgroup GPIO_speed GPIO speed
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* @brief GPIO Output Maximum frequency
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* @{
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*/
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#define GPIO_SPEED_FREQ_LOW (0x00000000U) /*!< range up to 2 MHz, please refer to the product datasheet */
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#define GPIO_SPEED_FREQ_MEDIUM (0x00000001U) /*!< range 4 MHz to 10 MHz, please refer to the product datasheet */
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#define GPIO_SPEED_FREQ_HIGH (0x00000003U) /*!< range 10 MHz to 50 MHz, please refer to the product datasheet */
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/**
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* @}
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*/
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/** @defgroup GPIO_pull GPIO pull
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* @brief GPIO Pull-Up or Pull-Down Activation
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* @{
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*/
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#define GPIO_NOPULL (0x00000000U) /*!< No Pull-up or Pull-down activation */
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#define GPIO_PULLUP (0x00000001U) /*!< Pull-up activation */
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#define GPIO_PULLDOWN (0x00000002U) /*!< Pull-down activation */
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/**
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* @}
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*/
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/**
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* @}
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*/
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/* Exported macro ------------------------------------------------------------*/
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/** @defgroup GPIO_Exported_Macros GPIO Exported Macros
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* @{
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*/
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/**
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* @brief Check whether the specified EXTI line flag is set or not.
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* @param __EXTI_LINE__ specifies the EXTI line flag to check.
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* This parameter can be GPIO_PIN_x where x can be(0..15)
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* @retval The new state of __EXTI_LINE__ (SET or RESET).
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*/
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#define __HAL_GPIO_EXTI_GET_FLAG(__EXTI_LINE__) (EXTI->PR & (__EXTI_LINE__))
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/**
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* @brief Clear the EXTI's line pending flags.
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* @param __EXTI_LINE__ specifies the EXTI lines flags to clear.
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* This parameter can be any combination of GPIO_PIN_x where x can be (0..15)
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* @retval None
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*/
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#define __HAL_GPIO_EXTI_CLEAR_FLAG(__EXTI_LINE__) (EXTI->PR = (__EXTI_LINE__))
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/**
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* @brief Check whether the specified EXTI line is asserted or not.
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* @param __EXTI_LINE__ specifies the EXTI line to check.
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* This parameter can be GPIO_PIN_x where x can be(0..15)
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* @retval The new state of __EXTI_LINE__ (SET or RESET).
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*/
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#define __HAL_GPIO_EXTI_GET_IT(__EXTI_LINE__) (EXTI->PR & (__EXTI_LINE__))
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/**
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* @brief Clear the EXTI's line pending bits.
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* @param __EXTI_LINE__ specifies the EXTI lines to clear.
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* This parameter can be any combination of GPIO_PIN_x where x can be (0..15)
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* @retval None
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*/
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#define __HAL_GPIO_EXTI_CLEAR_IT(__EXTI_LINE__) (EXTI->PR = (__EXTI_LINE__))
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/**
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* @brief Generate a Software interrupt on selected EXTI line.
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* @param __EXTI_LINE__ specifies the EXTI line to check.
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* This parameter can be GPIO_PIN_x where x can be(0..15)
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* @retval None
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*/
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#define __HAL_GPIO_EXTI_GENERATE_SWIT(__EXTI_LINE__) (EXTI->SWIER |= (__EXTI_LINE__))
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/**
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* @}
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*/
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/* Private macros ------------------------------------------------------------*/
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/** @addtogroup GPIO_Private_Macros GPIO Private Macros
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* @{
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*/
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#define IS_GPIO_PIN_ACTION(ACTION) (((ACTION) == GPIO_PIN_RESET) || ((ACTION) == GPIO_PIN_SET))
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#define IS_GPIO_PIN(__PIN__) ((((__PIN__) & GPIO_PIN_MASK) != 0x00U) &&\
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(((__PIN__) & ~GPIO_PIN_MASK) == 0x00U))
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#define IS_GPIO_MODE(__MODE__) (((__MODE__) == GPIO_MODE_INPUT) ||\
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((__MODE__) == GPIO_MODE_OUTPUT_PP) ||\
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((__MODE__) == GPIO_MODE_OUTPUT_OD) ||\
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((__MODE__) == GPIO_MODE_AF_PP) ||\
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((__MODE__) == GPIO_MODE_AF_OD) ||\
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((__MODE__) == GPIO_MODE_IT_RISING) ||\
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((__MODE__) == GPIO_MODE_IT_FALLING) ||\
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((__MODE__) == GPIO_MODE_IT_RISING_FALLING) ||\
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((__MODE__) == GPIO_MODE_EVT_RISING) ||\
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((__MODE__) == GPIO_MODE_EVT_FALLING) ||\
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((__MODE__) == GPIO_MODE_EVT_RISING_FALLING) ||\
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((__MODE__) == GPIO_MODE_ANALOG))
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#define IS_GPIO_SPEED(__SPEED__) (((__SPEED__) == GPIO_SPEED_FREQ_LOW) ||\
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((__SPEED__) == GPIO_SPEED_FREQ_MEDIUM) ||\
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((__SPEED__) == GPIO_SPEED_FREQ_HIGH))
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#define IS_GPIO_PULL(__PULL__) (((__PULL__) == GPIO_NOPULL) ||\
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((__PULL__) == GPIO_PULLUP) || \
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((__PULL__) == GPIO_PULLDOWN))
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/**
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* @}
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*/
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/* Include GPIO HAL Extended module */
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#include "stm32f0xx_hal_gpio_ex.h"
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/* Exported functions --------------------------------------------------------*/
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/** @addtogroup GPIO_Exported_Functions GPIO Exported Functions
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* @{
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*/
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/** @addtogroup GPIO_Exported_Functions_Group1 Initialization/de-initialization functions
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* @brief Initialization and Configuration functions
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* @{
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*/
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/* Initialization and de-initialization functions *****************************/
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void HAL_GPIO_Init(GPIO_TypeDef *GPIOx, GPIO_InitTypeDef *GPIO_Init);
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void HAL_GPIO_DeInit(GPIO_TypeDef *GPIOx, uint32_t GPIO_Pin);
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/**
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* @}
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*/
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/** @addtogroup GPIO_Exported_Functions_Group2 IO operation functions
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* @{
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*/
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/* IO operation functions *****************************************************/
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GPIO_PinState HAL_GPIO_ReadPin(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin);
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void HAL_GPIO_WritePin(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin, GPIO_PinState PinState);
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void HAL_GPIO_TogglePin(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin);
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HAL_StatusTypeDef HAL_GPIO_LockPin(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin);
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void HAL_GPIO_EXTI_IRQHandler(uint16_t GPIO_Pin);
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void HAL_GPIO_EXTI_Callback(uint16_t GPIO_Pin);
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/**
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* @}
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*/
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/**
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* @}
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*/
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/**
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* @}
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*/
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/**
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* @}
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*/
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#ifdef __cplusplus
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}
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#endif
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#endif /* __STM32F0xx_HAL_GPIO_H */
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/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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