351 lines
13 KiB
C
351 lines
13 KiB
C
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/**
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******************************************************************************
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* @file stm32f0xx_gpio.h
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* @author MCD Application Team
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* @version V1.0.0
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* @date 23-March-2012
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* @brief This file contains all the functions prototypes for the GPIO
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* firmware library.
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******************************************************************************
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* @attention
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*
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* <h2><center>© COPYRIGHT 2012 STMicroelectronics</center></h2>
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*
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* Licensed under MCD-ST Liberty SW License Agreement V2, (the "License");
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* You may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.st.com/software_license_agreement_liberty_v2
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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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_GPIO_H
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#define __STM32F0XX_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.h"
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/** @addtogroup STM32F0xx_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) == GPIOF))
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#define IS_GPIO_LIST_PERIPH(PERIPH) (((PERIPH) == GPIOA) || \
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((PERIPH) == GPIOB))
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/** @defgroup Configuration_Mode_enumeration
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* @{
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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 In/Out 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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* @}
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*/
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/** @defgroup Output_type_enumeration
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* @{
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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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* @}
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*/
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/** @defgroup Output_Maximum_frequency_enumeration
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* @{
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*/
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typedef enum
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{
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GPIO_Speed_Level_1 = 0x01, /*!< Medium Speed */
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GPIO_Speed_Level_2 = 0x02, /*!< Fast Speed */
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GPIO_Speed_Level_3 = 0x03 /*!< High Speed */
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}GPIOSpeed_TypeDef;
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#define IS_GPIO_SPEED(SPEED) (((SPEED) == GPIO_Speed_Level_1) || ((SPEED) == GPIO_Speed_Level_2) || \
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((SPEED) == GPIO_Speed_Level_3))
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/**
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* @}
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*/
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/** @defgroup Configuration_Pull-Up_Pull-Down_enumeration
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* @{
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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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* @}
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*/
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/** @defgroup Bit_SET_and_Bit_RESET_enumeration
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* @{
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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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* @}
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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 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)
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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_Alternate_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_0 ((uint8_t)0x00) /* WKUP, EVENTOUT, TIM15, SPI1, TIM17,
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MCO, SWDAT, SWCLK, TIM14, BOOT,
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USART1, CEC, IR_OUT, SPI2 */
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/**
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* @brief AF 1 selection
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*/
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#define GPIO_AF_1 ((uint8_t)0x01) /* USART2, CEC, Tim3, USART1, USART2,
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EVENTOUT, I2C1, I2C2, TIM15 */
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/**
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* @brief AF 2 selection
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*/
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#define GPIO_AF_2 ((uint8_t)0x02) /* TIM2, TIM1, EVENTOUT, TIM16, TIM17 */
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/**
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* @brief AF 3 selection
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*/
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#define GPIO_AF_3 ((uint8_t)0x03) /* TS, I2C1, TIM15, EVENTOUT */
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/**
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* @brief AF 4 selection
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*/
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#define GPIO_AF_4 ((uint8_t)0x04) /* TIM14 */
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/**
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* @brief AF 5 selection
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*/
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#define GPIO_AF_5 ((uint8_t)0x05) /* TIM16, TIM17 */
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/**
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* @brief AF 6 selection
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*/
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#define GPIO_AF_6 ((uint8_t)0x06) /* EVENTOUT */
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/**
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* @brief AF 7 selection
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*/
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#define GPIO_AF_7 ((uint8_t)0x07) /* COMP1 OUT and COMP2 OUT */
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#define IS_GPIO_AF(AF) (((AF) == GPIO_AF_0) || ((AF) == GPIO_AF_1) || \
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((AF) == GPIO_AF_2) || ((AF) == GPIO_AF_3) || \
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((AF) == GPIO_AF_4) || ((AF) == GPIO_AF_5) || \
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((AF) == GPIO_AF_6) || ((AF) == GPIO_AF_7))
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/**
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* @}
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*/
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/** @defgroup GPIO_Speed_Legacy
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* @{
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*/
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#define GPIO_Speed_10MHz GPIO_Speed_Level_1 /*!< Fast Speed:10MHz */
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#define GPIO_Speed_2MHz GPIO_Speed_Level_2 /*!< Medium Speed:2MHz */
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#define GPIO_Speed_50MHz GPIO_Speed_Level_3 /*!< High Speed:50MHz */
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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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/* GPIO Alternate functions configuration functions ***************************/
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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 /* __STM32F0XX_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 STMicroelectronics *****END OF FILE****/
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