ref: 0a5f433674baa0f7fdd6c95a32f33edef60535b0
dir: /demos/stm32f429_disco/stm/stm32f4_spl/inc/stm32f4xx_hal_gpio.h/
/**
******************************************************************************
* @file stm32f4xx_hal_gpio.h
* @author MCD Application Team
* @version V1.0.0
* @date 18-February-2014
* @brief Header file of GPIO HAL module.
******************************************************************************
* @attention
*
* <h2><center>© COPYRIGHT(c) 2014 STMicroelectronics</center></h2>
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. Neither the name of STMicroelectronics nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
******************************************************************************
*/
/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef __STM32F4xx_HAL_GPIO_H
#define __STM32F4xx_HAL_GPIO_H
#ifdef __cplusplus
extern "C" {
#endif
/* Includes ------------------------------------------------------------------*/
#include "stm32f4xx_hal_def.h"
/** @addtogroup STM32F4xx_HAL_Driver
* @{
*/
/** @addtogroup GPIO
* @{
*/
/* Exported types ------------------------------------------------------------*/
/**
* @brief GPIO Init structure definition
*/
typedef struct
{
uint32_t Pin; /*!< Specifies the GPIO pins to be configured.
This parameter can be any value of @ref GPIO_pins_define */
uint32_t Mode; /*!< Specifies the operating mode for the selected pins.
This parameter can be a value of @ref GPIO_mode_define */
uint32_t Pull; /*!< Specifies the Pull-up or Pull-Down activation for the selected pins.
This parameter can be a value of @ref GPIO_pull_define */
uint32_t Speed; /*!< Specifies the speed for the selected pins.
This parameter can be a value of @ref GPIO_speed_define */
uint32_t Alternate; /*!< Peripheral to be connected to the selected pins
This parameter can be a value of @ref GPIO_Alternat_function_selection */
}GPIO_InitTypeDef;
/**
* @brief GPIO Bit SET and Bit RESET enumeration
*/
typedef enum
{
GPIO_PIN_RESET = 0,
GPIO_PIN_SET
}GPIO_PinState;
#define IS_GPIO_PIN_ACTION(ACTION) (((ACTION) == GPIO_PIN_RESET) || ((ACTION) == GPIO_PIN_SET))
/* Exported constants --------------------------------------------------------*/
/** @defgroup GPIO_Exported_Constants
* @{
*/
/** @defgroup GPIO_pins_define
* @{
*/
#define GPIO_PIN_0 ((uint16_t)0x0001) /* Pin 0 selected */
#define GPIO_PIN_1 ((uint16_t)0x0002) /* Pin 1 selected */
#define GPIO_PIN_2 ((uint16_t)0x0004) /* Pin 2 selected */
#define GPIO_PIN_3 ((uint16_t)0x0008) /* Pin 3 selected */
#define GPIO_PIN_4 ((uint16_t)0x0010) /* Pin 4 selected */
#define GPIO_PIN_5 ((uint16_t)0x0020) /* Pin 5 selected */
#define GPIO_PIN_6 ((uint16_t)0x0040) /* Pin 6 selected */
#define GPIO_PIN_7 ((uint16_t)0x0080) /* Pin 7 selected */
#define GPIO_PIN_8 ((uint16_t)0x0100) /* Pin 8 selected */
#define GPIO_PIN_9 ((uint16_t)0x0200) /* Pin 9 selected */
#define GPIO_PIN_10 ((uint16_t)0x0400) /* Pin 10 selected */
#define GPIO_PIN_11 ((uint16_t)0x0800) /* Pin 11 selected */
#define GPIO_PIN_12 ((uint16_t)0x1000) /* Pin 12 selected */
#define GPIO_PIN_13 ((uint16_t)0x2000) /* Pin 13 selected */
#define GPIO_PIN_14 ((uint16_t)0x4000) /* Pin 14 selected */
#define GPIO_PIN_15 ((uint16_t)0x8000) /* Pin 15 selected */
#define GPIO_PIN_All ((uint16_t)0xFFFF) /* All pins selected */
#define IS_GPIO_PIN(PIN) ((((PIN) & (uint32_t)0x00) == 0x00) && ((PIN) != (uint32_t)0x00))
#define IS_GET_GPIO_PIN(PIN) (((PIN) == GPIO_PIN_0) || \
((PIN) == GPIO_PIN_1) || \
((PIN) == GPIO_PIN_2) || \
((PIN) == GPIO_PIN_3) || \
((PIN) == GPIO_PIN_4) || \
((PIN) == GPIO_PIN_5) || \
((PIN) == GPIO_PIN_6) || \
((PIN) == GPIO_PIN_7) || \
((PIN) == GPIO_PIN_8) || \
((PIN) == GPIO_PIN_9) || \
((PIN) == GPIO_PIN_10) || \
((PIN) == GPIO_PIN_11) || \
((PIN) == GPIO_PIN_12) || \
((PIN) == GPIO_PIN_13) || \
((PIN) == GPIO_PIN_14) || \
((PIN) == GPIO_PIN_15))
/**
* @}
*/
/** @defgroup GPIO_mode_define
* @brief GPIO Configuration Mode
* Elements values convention: 0xX0yz00YZ
* - X : GPIO mode or EXTI Mode
* - y : External IT or Event trigger detection
* - z : IO configuration on External IT or Event
* - Y : Output type (Push Pull or Open Drain)
* - Z : IO Direction mode (Input, Output, Alternate or Analog)
* @{
*/
#define GPIO_MODE_INPUT ((uint32_t)0x00000000) /*!< Input Floating Mode */
#define GPIO_MODE_OUTPUT_PP ((uint32_t)0x00000001) /*!< Output Push Pull Mode */
#define GPIO_MODE_OUTPUT_OD ((uint32_t)0x00000011) /*!< Output Open Drain Mode */
#define GPIO_MODE_AF_PP ((uint32_t)0x00000002) /*!< Alternate Function Push Pull Mode */
#define GPIO_MODE_AF_OD ((uint32_t)0x00000012) /*!< Alternate Function Open Drain Mode */
#define GPIO_MODE_ANALOG ((uint32_t)0x00000003) /*!< Analog Mode */
#define GPIO_MODE_IT_RISING ((uint32_t)0x10110000) /*!< External Interrupt Mode with Rising edge trigger detection */
#define GPIO_MODE_IT_FALLING ((uint32_t)0x10210000) /*!< External Interrupt Mode with Falling edge trigger detection */
#define GPIO_MODE_IT_RISING_FALLING ((uint32_t)0x10310000) /*!< External Interrupt Mode with Rising/Falling edge trigger detection */
#define GPIO_MODE_EVT_RISING ((uint32_t)0x10120000) /*!< External Event Mode with Rising edge trigger detection */
#define GPIO_MODE_EVT_FALLING ((uint32_t)0x10220000) /*!< External Event Mode with Falling edge trigger detection */
#define GPIO_MODE_EVT_RISING_FALLING ((uint32_t)0x10320000) /*!< External Event Mode with Rising/Falling edge trigger detection */
#define IS_GPIO_MODE(MODE) (((MODE) == GPIO_MODE_INPUT) ||\
((MODE) == GPIO_MODE_OUTPUT_PP) ||\
((MODE) == GPIO_MODE_OUTPUT_OD) ||\
((MODE) == GPIO_MODE_AF_PP) ||\
((MODE) == GPIO_MODE_AF_OD) ||\
((MODE) == GPIO_MODE_IT_RISING) ||\
((MODE) == GPIO_MODE_IT_FALLING) ||\
((MODE) == GPIO_MODE_IT_RISING_FALLING) ||\
((MODE) == GPIO_MODE_EVT_RISING) ||\
((MODE) == GPIO_MODE_EVT_FALLING) ||\
((MODE) == GPIO_MODE_EVT_RISING_FALLING) ||\
((MODE) == GPIO_MODE_ANALOG))
/**
* @}
*/
/** @defgroup GPIO_speed_define
* @brief GPIO Output Maximum frequency
* @{
*/
#define GPIO_SPEED_LOW ((uint32_t)0x00000000) /*!< Low speed */
#define GPIO_SPEED_MEDIUM ((uint32_t)0x00000001) /*!< Medium speed */
#define GPIO_SPEED_FAST ((uint32_t)0x00000002) /*!< Fast speed */
#define GPIO_SPEED_HIGH ((uint32_t)0x00000003) /*!< High speed */
#define IS_GPIO_SPEED(SPEED) (((SPEED) == GPIO_SPEED_LOW) || ((SPEED) == GPIO_SPEED_MEDIUM) || \
((SPEED) == GPIO_SPEED_FAST) || ((SPEED) == GPIO_SPEED_HIGH))
/**
* @}
*/
/** @defgroup GPIO_pull_define
* @brief GPIO Pull-Up or Pull-Down Activation
* @{
*/
#define GPIO_NOPULL ((uint32_t)0x00000000) /*!< No Pull-up or Pull-down activation */
#define GPIO_PULLUP ((uint32_t)0x00000001) /*!< Pull-up activation */
#define GPIO_PULLDOWN ((uint32_t)0x00000002) /*!< Pull-down activation */
#define IS_GPIO_PULL(PULL) (((PULL) == GPIO_NOPULL) || ((PULL) == GPIO_PULLUP) || \
((PULL) == GPIO_PULLDOWN))
/**
* @}
*/
/**
* @}
*/
/* Exported macro ------------------------------------------------------------*/
/**
* @brief Checks whether the specified EXTI line flag is set or not.
* @param __EXTI_LINE__: specifies the EXTI line flag to check.
* This parameter can be EXTI_Linex where x can be(0..15)
* @retval The new state of __EXTI_LINE__ (SET or RESET).
*/
#define __HAL_GPIO_EXTI_GET_FLAG(__EXTI_LINE__) (EXTI->PR & (__EXTI_LINE__))
/**
* @brief Clears the EXTI's line pending flags.
* @param __EXTI_LINE__: specifies the EXTI lines flags to clear.
* This parameter can be any combination of EXTI_Linex where x can be (0..15)
* @retval None
*/
#define __HAL_GPIO_EXTI_CLEAR_FLAG(__EXTI_LINE__) (EXTI->PR = (__EXTI_LINE__))
/**
* @brief Checks whether the specified EXTI line is asserted or not.
* @param __EXTI_LINE__: specifies the EXTI line to check.
* This parameter can be EXTI_Linex where x can be(0..15)
* @retval The new state of __EXTI_LINE__ (SET or RESET).
*/
#define __HAL_GPIO_EXTI_GET_IT(__EXTI_LINE__) (EXTI->PR & (__EXTI_LINE__))
/**
* @brief Clears the EXTI's line pending bits.
* @param __EXTI_LINE__: specifies the EXTI lines to clear.
* This parameter can be any combination of EXTI_Linex where x can be (0..15)
* @retval None
*/
#define __HAL_GPIO_EXTI_CLEAR_IT(__EXTI_LINE__) (EXTI->PR = (__EXTI_LINE__))
/* Include GPIO HAL Extension module */
#include "stm32f4xx_hal_gpio_ex.h"
/* Exported functions --------------------------------------------------------*/
/* Initialization and de-initialization functions *******************************/
void HAL_GPIO_Init(GPIO_TypeDef *GPIOx, GPIO_InitTypeDef *GPIO_Init);
void HAL_GPIO_DeInit(GPIO_TypeDef *GPIOx, uint32_t GPIO_Pin);
/* IO operation functions *******************************************************/
GPIO_PinState HAL_GPIO_ReadPin(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin);
void HAL_GPIO_WritePin(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin, GPIO_PinState PinState);
void HAL_GPIO_TogglePin(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin);
void HAL_GPIO_EXTI_IRQHandler(uint16_t GPIO_Pin);
void HAL_GPIO_EXTI_Callback(uint16_t GPIO_Pin);
/**
* @}
*/
/**
* @}
*/
#ifdef __cplusplus
}
#endif
#endif /* __STM32F4xx_HAL_GPIO_H */
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/