407 lines
17 KiB
C
Executable File
407 lines
17 KiB
C
Executable File
/**
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******************************************************************************
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* @file stm32f4xx_gpio.h
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* @author MCD Application Team
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* @version V1.0.0
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* @date 30-September-2011
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* @brief This file contains all the functions prototypes for the GPIO firmware
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* library.
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******************************************************************************
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* @attention
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*
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* THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
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* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
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* TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
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* DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
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* FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
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* CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
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*
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* <h2><center>© COPYRIGHT 2011 STMicroelectronics</center></h2>
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******************************************************************************
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*/
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/* Define to prevent recursive inclusion -------------------------------------*/
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#ifndef __STM32F4xx_GPIO_H
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#define __STM32F4xx_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 "stm32f4xx.h"
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/** @addtogroup STM32F4xx_StdPeriph_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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#define IS_GPIO_ALL_PERIPH(PERIPH) (((PERIPH) == GPIOA) || \
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((PERIPH) == GPIOB) || \
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((PERIPH) == GPIOC) || \
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((PERIPH) == GPIOD) || \
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((PERIPH) == GPIOE) || \
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((PERIPH) == GPIOF) || \
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((PERIPH) == GPIOG) || \
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((PERIPH) == GPIOH) || \
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((PERIPH) == GPIOI))
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/**
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* @brief GPIO Configuration Mode enumeration
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*/
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typedef enum
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{
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GPIO_Mode_IN = 0x00, /*!< GPIO Input Mode */
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GPIO_Mode_OUT = 0x01, /*!< GPIO Output Mode */
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GPIO_Mode_AF = 0x02, /*!< GPIO Alternate function Mode */
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GPIO_Mode_AN = 0x03 /*!< GPIO Analog Mode */
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}GPIOMode_TypeDef;
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#define IS_GPIO_MODE(MODE) (((MODE) == GPIO_Mode_IN) || ((MODE) == GPIO_Mode_OUT) || \
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((MODE) == GPIO_Mode_AF)|| ((MODE) == GPIO_Mode_AN))
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/**
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* @brief GPIO Output type enumeration
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*/
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typedef enum
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{
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GPIO_OType_PP = 0x00,
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GPIO_OType_OD = 0x01
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}GPIOOType_TypeDef;
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#define IS_GPIO_OTYPE(OTYPE) (((OTYPE) == GPIO_OType_PP) || ((OTYPE) == GPIO_OType_OD))
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/**
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* @brief GPIO Output Maximum frequency enumeration
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*/
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typedef enum
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{
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GPIO_Speed_2MHz = 0x00, /*!< Low speed */
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GPIO_Speed_25MHz = 0x01, /*!< Medium speed */
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GPIO_Speed_50MHz = 0x02, /*!< Fast speed */
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GPIO_Speed_100MHz = 0x03 /*!< High speed on 30 pF (80 MHz Output max speed on 15 pF) */
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}GPIOSpeed_TypeDef;
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#define IS_GPIO_SPEED(SPEED) (((SPEED) == GPIO_Speed_2MHz) || ((SPEED) == GPIO_Speed_25MHz) || \
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((SPEED) == GPIO_Speed_50MHz)|| ((SPEED) == GPIO_Speed_100MHz))
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/**
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* @brief GPIO Configuration PullUp PullDown enumeration
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*/
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typedef enum
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{
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GPIO_PuPd_NOPULL = 0x00,
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GPIO_PuPd_UP = 0x01,
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GPIO_PuPd_DOWN = 0x02
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}GPIOPuPd_TypeDef;
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#define IS_GPIO_PUPD(PUPD) (((PUPD) == GPIO_PuPd_NOPULL) || ((PUPD) == GPIO_PuPd_UP) || \
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((PUPD) == GPIO_PuPd_DOWN))
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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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Bit_RESET = 0,
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Bit_SET
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}BitAction;
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#define IS_GPIO_BIT_ACTION(ACTION) (((ACTION) == Bit_RESET) || ((ACTION) == Bit_SET))
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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 GPIO_Pin; /*!< Specifies the GPIO pins to be configured.
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This parameter can be any value of @ref GPIO_pins_define */
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GPIOMode_TypeDef GPIO_Mode; /*!< Specifies the operating mode for the selected pins.
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This parameter can be a value of @ref GPIOMode_TypeDef */
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GPIOSpeed_TypeDef GPIO_Speed; /*!< Specifies the speed for the selected pins.
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This parameter can be a value of @ref GPIOSpeed_TypeDef */
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GPIOOType_TypeDef GPIO_OType; /*!< Specifies the operating output type for the selected pins.
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This parameter can be a value of @ref GPIOOType_TypeDef */
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GPIOPuPd_TypeDef GPIO_PuPd; /*!< Specifies the operating Pull-up/Pull down for the selected pins.
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This parameter can be a value of @ref GPIOPuPd_TypeDef */
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}GPIO_InitTypeDef;
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/* Exported constants --------------------------------------------------------*/
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/** @defgroup GPIO_Exported_Constants
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* @{
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*/
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/** @defgroup GPIO_pins_define
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* @{
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*/
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#define GPIO_Pin_0 ((uint16_t)0x0001) /* Pin 0 selected */
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#define GPIO_Pin_1 ((uint16_t)0x0002) /* Pin 1 selected */
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#define GPIO_Pin_2 ((uint16_t)0x0004) /* Pin 2 selected */
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#define GPIO_Pin_3 ((uint16_t)0x0008) /* Pin 3 selected */
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#define GPIO_Pin_4 ((uint16_t)0x0010) /* Pin 4 selected */
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#define GPIO_Pin_5 ((uint16_t)0x0020) /* Pin 5 selected */
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#define GPIO_Pin_6 ((uint16_t)0x0040) /* Pin 6 selected */
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#define GPIO_Pin_7 ((uint16_t)0x0080) /* Pin 7 selected */
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#define GPIO_Pin_8 ((uint16_t)0x0100) /* Pin 8 selected */
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#define GPIO_Pin_9 ((uint16_t)0x0200) /* Pin 9 selected */
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#define GPIO_Pin_10 ((uint16_t)0x0400) /* Pin 10 selected */
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#define GPIO_Pin_11 ((uint16_t)0x0800) /* Pin 11 selected */
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#define GPIO_Pin_12 ((uint16_t)0x1000) /* Pin 12 selected */
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#define GPIO_Pin_13 ((uint16_t)0x2000) /* Pin 13 selected */
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#define GPIO_Pin_14 ((uint16_t)0x4000) /* Pin 14 selected */
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#define GPIO_Pin_15 ((uint16_t)0x8000) /* Pin 15 selected */
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#define GPIO_Pin_All ((uint16_t)0xFFFF) /* All pins selected */
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#define IS_GPIO_PIN(PIN) ((((PIN) & (uint16_t)0x00) == 0x00) && ((PIN) != (uint16_t)0x00))
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#define IS_GET_GPIO_PIN(PIN) (((PIN) == GPIO_Pin_0) || \
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((PIN) == GPIO_Pin_1) || \
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((PIN) == GPIO_Pin_2) || \
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((PIN) == GPIO_Pin_3) || \
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((PIN) == GPIO_Pin_4) || \
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((PIN) == GPIO_Pin_5) || \
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((PIN) == GPIO_Pin_6) || \
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((PIN) == GPIO_Pin_7) || \
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((PIN) == GPIO_Pin_8) || \
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((PIN) == GPIO_Pin_9) || \
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((PIN) == GPIO_Pin_10) || \
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((PIN) == GPIO_Pin_11) || \
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((PIN) == GPIO_Pin_12) || \
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((PIN) == GPIO_Pin_13) || \
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((PIN) == GPIO_Pin_14) || \
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((PIN) == GPIO_Pin_15))
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/**
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* @}
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*/
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/** @defgroup GPIO_Pin_sources
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* @{
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*/
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#define GPIO_PinSource0 ((uint8_t)0x00)
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#define GPIO_PinSource1 ((uint8_t)0x01)
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#define GPIO_PinSource2 ((uint8_t)0x02)
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#define GPIO_PinSource3 ((uint8_t)0x03)
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#define GPIO_PinSource4 ((uint8_t)0x04)
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#define GPIO_PinSource5 ((uint8_t)0x05)
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#define GPIO_PinSource6 ((uint8_t)0x06)
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#define GPIO_PinSource7 ((uint8_t)0x07)
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#define GPIO_PinSource8 ((uint8_t)0x08)
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#define GPIO_PinSource9 ((uint8_t)0x09)
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#define GPIO_PinSource10 ((uint8_t)0x0A)
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#define GPIO_PinSource11 ((uint8_t)0x0B)
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#define GPIO_PinSource12 ((uint8_t)0x0C)
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#define GPIO_PinSource13 ((uint8_t)0x0D)
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#define GPIO_PinSource14 ((uint8_t)0x0E)
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#define GPIO_PinSource15 ((uint8_t)0x0F)
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#define IS_GPIO_PIN_SOURCE(PINSOURCE) (((PINSOURCE) == GPIO_PinSource0) || \
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((PINSOURCE) == GPIO_PinSource1) || \
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((PINSOURCE) == GPIO_PinSource2) || \
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((PINSOURCE) == GPIO_PinSource3) || \
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((PINSOURCE) == GPIO_PinSource4) || \
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((PINSOURCE) == GPIO_PinSource5) || \
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((PINSOURCE) == GPIO_PinSource6) || \
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((PINSOURCE) == GPIO_PinSource7) || \
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((PINSOURCE) == GPIO_PinSource8) || \
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((PINSOURCE) == GPIO_PinSource9) || \
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((PINSOURCE) == GPIO_PinSource10) || \
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((PINSOURCE) == GPIO_PinSource11) || \
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((PINSOURCE) == GPIO_PinSource12) || \
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((PINSOURCE) == GPIO_PinSource13) || \
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((PINSOURCE) == GPIO_PinSource14) || \
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((PINSOURCE) == GPIO_PinSource15))
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/**
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* @}
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*/
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/** @defgroup GPIO_Alternat_function_selection_define
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* @{
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*/
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/**
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* @brief AF 0 selection
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*/
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#define GPIO_AF_RTC_50Hz ((uint8_t)0x00) /* RTC_50Hz Alternate Function mapping */
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#define GPIO_AF_MCO ((uint8_t)0x00) /* MCO (MCO1 and MCO2) Alternate Function mapping */
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#define GPIO_AF_TAMPER ((uint8_t)0x00) /* TAMPER (TAMPER_1 and TAMPER_2) Alternate Function mapping */
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#define GPIO_AF_SWJ ((uint8_t)0x00) /* SWJ (SWD and JTAG) Alternate Function mapping */
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#define GPIO_AF_TRACE ((uint8_t)0x00) /* TRACE Alternate Function mapping */
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/**
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* @brief AF 1 selection
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*/
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#define GPIO_AF_TIM1 ((uint8_t)0x01) /* TIM1 Alternate Function mapping */
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#define GPIO_AF_TIM2 ((uint8_t)0x01) /* TIM2 Alternate Function mapping */
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/**
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* @brief AF 2 selection
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*/
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#define GPIO_AF_TIM3 ((uint8_t)0x02) /* TIM3 Alternate Function mapping */
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#define GPIO_AF_TIM4 ((uint8_t)0x02) /* TIM4 Alternate Function mapping */
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#define GPIO_AF_TIM5 ((uint8_t)0x02) /* TIM5 Alternate Function mapping */
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/**
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* @brief AF 3 selection
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*/
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#define GPIO_AF_TIM8 ((uint8_t)0x03) /* TIM8 Alternate Function mapping */
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#define GPIO_AF_TIM9 ((uint8_t)0x03) /* TIM9 Alternate Function mapping */
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#define GPIO_AF_TIM10 ((uint8_t)0x03) /* TIM10 Alternate Function mapping */
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#define GPIO_AF_TIM11 ((uint8_t)0x03) /* TIM11 Alternate Function mapping */
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/**
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* @brief AF 4 selection
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*/
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#define GPIO_AF_I2C1 ((uint8_t)0x04) /* I2C1 Alternate Function mapping */
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#define GPIO_AF_I2C2 ((uint8_t)0x04) /* I2C2 Alternate Function mapping */
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#define GPIO_AF_I2C3 ((uint8_t)0x04) /* I2C3 Alternate Function mapping */
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/**
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* @brief AF 5 selection
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*/
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#define GPIO_AF_SPI1 ((uint8_t)0x05) /* SPI1 Alternate Function mapping */
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#define GPIO_AF_SPI2 ((uint8_t)0x05) /* SPI2/I2S2 Alternate Function mapping */
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/**
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* @brief AF 6 selection
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*/
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#define GPIO_AF_SPI3 ((uint8_t)0x06) /* SPI3/I2S3 Alternate Function mapping */
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/**
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* @brief AF 7 selection
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*/
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#define GPIO_AF_USART1 ((uint8_t)0x07) /* USART1 Alternate Function mapping */
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#define GPIO_AF_USART2 ((uint8_t)0x07) /* USART2 Alternate Function mapping */
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#define GPIO_AF_USART3 ((uint8_t)0x07) /* USART3 Alternate Function mapping */
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#define GPIO_AF_I2S3ext ((uint8_t)0x07) /* I2S3ext Alternate Function mapping */
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/**
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* @brief AF 8 selection
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*/
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#define GPIO_AF_UART4 ((uint8_t)0x08) /* UART4 Alternate Function mapping */
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#define GPIO_AF_UART5 ((uint8_t)0x08) /* UART5 Alternate Function mapping */
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#define GPIO_AF_USART6 ((uint8_t)0x08) /* USART6 Alternate Function mapping */
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/**
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* @brief AF 9 selection
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*/
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#define GPIO_AF_CAN1 ((uint8_t)0x09) /* CAN1 Alternate Function mapping */
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#define GPIO_AF_CAN2 ((uint8_t)0x09) /* CAN2 Alternate Function mapping */
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#define GPIO_AF_TIM12 ((uint8_t)0x09) /* TIM12 Alternate Function mapping */
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#define GPIO_AF_TIM13 ((uint8_t)0x09) /* TIM13 Alternate Function mapping */
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#define GPIO_AF_TIM14 ((uint8_t)0x09) /* TIM14 Alternate Function mapping */
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/**
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* @brief AF 10 selection
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*/
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#define GPIO_AF_OTG_FS ((uint8_t)0xA) /* OTG_FS Alternate Function mapping */
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#define GPIO_AF_OTG_HS ((uint8_t)0xA) /* OTG_HS Alternate Function mapping */
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/**
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* @brief AF 11 selection
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*/
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#define GPIO_AF_ETH ((uint8_t)0x0B) /* ETHERNET Alternate Function mapping */
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/**
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* @brief AF 12 selection
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*/
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#define GPIO_AF_FSMC ((uint8_t)0xC) /* FSMC Alternate Function mapping */
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#define GPIO_AF_OTG_HS_FS ((uint8_t)0xC) /* OTG HS configured in FS, Alternate Function mapping */
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#define GPIO_AF_SDIO ((uint8_t)0xC) /* SDIO Alternate Function mapping */
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/**
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* @brief AF 13 selection
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*/
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#define GPIO_AF_DCMI ((uint8_t)0x0D) /* DCMI Alternate Function mapping */
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/**
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* @brief AF 15 selection
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*/
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#define GPIO_AF_EVENTOUT ((uint8_t)0x0F) /* EVENTOUT Alternate Function mapping */
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#define IS_GPIO_AF(AF) (((AF) == GPIO_AF_RTC_50Hz) || ((AF) == GPIO_AF_TIM14) || \
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((AF) == GPIO_AF_MCO) || ((AF) == GPIO_AF_TAMPER) || \
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((AF) == GPIO_AF_SWJ) || ((AF) == GPIO_AF_TRACE) || \
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((AF) == GPIO_AF_TIM1) || ((AF) == GPIO_AF_TIM2) || \
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((AF) == GPIO_AF_TIM3) || ((AF) == GPIO_AF_TIM4) || \
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((AF) == GPIO_AF_TIM5) || ((AF) == GPIO_AF_TIM8) || \
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((AF) == GPIO_AF_I2C1) || ((AF) == GPIO_AF_I2C2) || \
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((AF) == GPIO_AF_I2C3) || ((AF) == GPIO_AF_SPI1) || \
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((AF) == GPIO_AF_SPI2) || ((AF) == GPIO_AF_TIM13) || \
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((AF) == GPIO_AF_SPI3) || ((AF) == GPIO_AF_TIM14) || \
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((AF) == GPIO_AF_USART1) || ((AF) == GPIO_AF_USART2) || \
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((AF) == GPIO_AF_USART3) || ((AF) == GPIO_AF_UART4) || \
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((AF) == GPIO_AF_UART5) || ((AF) == GPIO_AF_USART6) || \
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((AF) == GPIO_AF_CAN1) || ((AF) == GPIO_AF_CAN2) || \
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((AF) == GPIO_AF_OTG_FS) || ((AF) == GPIO_AF_OTG_HS) || \
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((AF) == GPIO_AF_ETH) || ((AF) == GPIO_AF_FSMC) || \
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((AF) == GPIO_AF_OTG_HS_FS) || ((AF) == GPIO_AF_SDIO) || \
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((AF) == GPIO_AF_DCMI) || ((AF) == GPIO_AF_EVENTOUT))
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/**
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* @}
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*/
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/** @defgroup GPIO_Legacy
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* @{
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*/
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#define GPIO_Mode_AIN GPIO_Mode_AN
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#define GPIO_AF_OTG1_FS GPIO_AF_OTG_FS
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#define GPIO_AF_OTG2_HS GPIO_AF_OTG_HS
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#define GPIO_AF_OTG2_FS GPIO_AF_OTG_HS_FS
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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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/* Exported functions --------------------------------------------------------*/
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/* Function used to set the GPIO configuration to the default reset state ****/
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void GPIO_DeInit(GPIO_TypeDef* GPIOx);
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/* Initialization and Configuration functions *********************************/
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void GPIO_Init(GPIO_TypeDef* GPIOx, GPIO_InitTypeDef* GPIO_InitStruct);
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void GPIO_StructInit(GPIO_InitTypeDef* GPIO_InitStruct);
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void GPIO_PinLockConfig(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin);
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/* GPIO Read and Write functions **********************************************/
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uint8_t GPIO_ReadInputDataBit(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin);
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uint16_t GPIO_ReadInputData(GPIO_TypeDef* GPIOx);
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uint8_t GPIO_ReadOutputDataBit(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin);
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uint16_t GPIO_ReadOutputData(GPIO_TypeDef* GPIOx);
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void GPIO_SetBits(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin);
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void GPIO_ResetBits(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin);
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void GPIO_WriteBit(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin, BitAction BitVal);
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void GPIO_Write(GPIO_TypeDef* GPIOx, uint16_t PortVal);
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void GPIO_ToggleBits(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin);
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/* GPIO Alternate functions configuration function ****************************/
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void GPIO_PinAFConfig(GPIO_TypeDef* GPIOx, uint16_t GPIO_PinSource, uint8_t GPIO_AF);
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#ifdef __cplusplus
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}
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#endif
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#endif /*__STM32F4xx_GPIO_H */
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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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/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/
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