956 lines
36 KiB
C
956 lines
36 KiB
C
/**
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******************************************************************************
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* @file stm32f0xx_ll_gpio.h
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* @author MCD Application Team
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* @brief Header file of GPIO LL 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_LL_GPIO_H
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#define __STM32F0xx_LL_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_LL_Driver
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* @{
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*/
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#if defined (GPIOA) || defined (GPIOB) || defined (GPIOC) || defined (GPIOD) || defined (GPIOE) || defined (GPIOF)
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/** @defgroup GPIO_LL GPIO
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* @{
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*/
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/* Private types -------------------------------------------------------------*/
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/* Private variables ---------------------------------------------------------*/
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/* Private constants ---------------------------------------------------------*/
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/* Private macros ------------------------------------------------------------*/
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#if defined(USE_FULL_LL_DRIVER)
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/** @defgroup GPIO_LL_Private_Macros GPIO Private Macros
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* @{
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*/
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/**
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* @}
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*/
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#endif /*USE_FULL_LL_DRIVER*/
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/* Exported types ------------------------------------------------------------*/
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#if defined(USE_FULL_LL_DRIVER)
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/** @defgroup GPIO_LL_ES_INIT GPIO Exported Init structures
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* @{
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*/
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/**
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* @brief LL 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_LL_EC_PIN */
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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_LL_EC_MODE.
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GPIO HW configuration can be modified afterwards using unitary function @ref LL_GPIO_SetPinMode().*/
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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_LL_EC_SPEED.
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GPIO HW configuration can be modified afterwards using unitary function @ref LL_GPIO_SetPinSpeed().*/
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uint32_t OutputType; /*!< Specifies the operating output type for the selected pins.
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This parameter can be a value of @ref GPIO_LL_EC_OUTPUT.
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GPIO HW configuration can be modified afterwards using unitary function @ref LL_GPIO_SetPinOutputType().*/
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uint32_t Pull; /*!< Specifies the operating Pull-up/Pull down for the selected pins.
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This parameter can be a value of @ref GPIO_LL_EC_PULL.
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GPIO HW configuration can be modified afterwards using unitary function @ref LL_GPIO_SetPinPull().*/
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uint32_t Alternate; /*!< Specifies the Peripheral to be connected to the selected pins.
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This parameter can be a value of @ref GPIO_LL_EC_AF.
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GPIO HW configuration can be modified afterwards using unitary function @ref LL_GPIO_SetAFPin_0_7() and LL_GPIO_SetAFPin_8_15().*/
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} LL_GPIO_InitTypeDef;
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/**
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* @}
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*/
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#endif /* USE_FULL_LL_DRIVER */
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/* Exported constants --------------------------------------------------------*/
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/** @defgroup GPIO_LL_Exported_Constants GPIO Exported Constants
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* @{
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*/
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/** @defgroup GPIO_LL_EC_PIN PIN
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* @{
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*/
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#define LL_GPIO_PIN_0 GPIO_BSRR_BS_0 /*!< Select pin 0 */
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#define LL_GPIO_PIN_1 GPIO_BSRR_BS_1 /*!< Select pin 1 */
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#define LL_GPIO_PIN_2 GPIO_BSRR_BS_2 /*!< Select pin 2 */
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#define LL_GPIO_PIN_3 GPIO_BSRR_BS_3 /*!< Select pin 3 */
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#define LL_GPIO_PIN_4 GPIO_BSRR_BS_4 /*!< Select pin 4 */
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#define LL_GPIO_PIN_5 GPIO_BSRR_BS_5 /*!< Select pin 5 */
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#define LL_GPIO_PIN_6 GPIO_BSRR_BS_6 /*!< Select pin 6 */
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#define LL_GPIO_PIN_7 GPIO_BSRR_BS_7 /*!< Select pin 7 */
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#define LL_GPIO_PIN_8 GPIO_BSRR_BS_8 /*!< Select pin 8 */
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#define LL_GPIO_PIN_9 GPIO_BSRR_BS_9 /*!< Select pin 9 */
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#define LL_GPIO_PIN_10 GPIO_BSRR_BS_10 /*!< Select pin 10 */
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#define LL_GPIO_PIN_11 GPIO_BSRR_BS_11 /*!< Select pin 11 */
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#define LL_GPIO_PIN_12 GPIO_BSRR_BS_12 /*!< Select pin 12 */
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#define LL_GPIO_PIN_13 GPIO_BSRR_BS_13 /*!< Select pin 13 */
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#define LL_GPIO_PIN_14 GPIO_BSRR_BS_14 /*!< Select pin 14 */
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#define LL_GPIO_PIN_15 GPIO_BSRR_BS_15 /*!< Select pin 15 */
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#define LL_GPIO_PIN_ALL (GPIO_BSRR_BS_0 | GPIO_BSRR_BS_1 | GPIO_BSRR_BS_2 | \
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GPIO_BSRR_BS_3 | GPIO_BSRR_BS_4 | GPIO_BSRR_BS_5 | \
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GPIO_BSRR_BS_6 | GPIO_BSRR_BS_7 | GPIO_BSRR_BS_8 | \
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GPIO_BSRR_BS_9 | GPIO_BSRR_BS_10 | GPIO_BSRR_BS_11 | \
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GPIO_BSRR_BS_12 | GPIO_BSRR_BS_13 | GPIO_BSRR_BS_14 | \
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GPIO_BSRR_BS_15) /*!< Select all pins */
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/**
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* @}
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*/
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/** @defgroup GPIO_LL_EC_MODE Mode
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* @{
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*/
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#define LL_GPIO_MODE_INPUT (0x00000000U) /*!< Select input mode */
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#define LL_GPIO_MODE_OUTPUT GPIO_MODER_MODER0_0 /*!< Select output mode */
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#define LL_GPIO_MODE_ALTERNATE GPIO_MODER_MODER0_1 /*!< Select alternate function mode */
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#define LL_GPIO_MODE_ANALOG GPIO_MODER_MODER0 /*!< Select analog mode */
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/**
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* @}
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*/
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/** @defgroup GPIO_LL_EC_OUTPUT Output Type
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* @{
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*/
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#define LL_GPIO_OUTPUT_PUSHPULL (0x00000000U) /*!< Select push-pull as output type */
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#define LL_GPIO_OUTPUT_OPENDRAIN GPIO_OTYPER_OT_0 /*!< Select open-drain as output type */
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/**
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* @}
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*/
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/** @defgroup GPIO_LL_EC_SPEED Output Speed
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* @{
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*/
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#define LL_GPIO_SPEED_FREQ_LOW (0x00000000U) /*!< Select I/O low output speed */
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#define LL_GPIO_SPEED_FREQ_MEDIUM GPIO_OSPEEDR_OSPEEDR0_0 /*!< Select I/O medium output speed */
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#define LL_GPIO_SPEED_FREQ_HIGH GPIO_OSPEEDR_OSPEEDR0 /*!< Select I/O high output speed */
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/**
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* @}
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*/
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#define LL_GPIO_SPEED_LOW LL_GPIO_SPEED_FREQ_LOW
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#define LL_GPIO_SPEED_MEDIUM LL_GPIO_SPEED_FREQ_MEDIUM
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#define LL_GPIO_SPEED_HIGH LL_GPIO_SPEED_FREQ_HIGH
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/** @defgroup GPIO_LL_EC_PULL Pull Up Pull Down
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* @{
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*/
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#define LL_GPIO_PULL_NO (0x00000000U) /*!< Select I/O no pull */
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#define LL_GPIO_PULL_UP GPIO_PUPDR_PUPDR0_0 /*!< Select I/O pull up */
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#define LL_GPIO_PULL_DOWN GPIO_PUPDR_PUPDR0_1 /*!< Select I/O pull down */
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/**
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* @}
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*/
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/** @defgroup GPIO_LL_EC_AF Alternate Function
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* @{
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*/
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#define LL_GPIO_AF_0 (0x0000000U) /*!< Select alternate function 0 */
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#define LL_GPIO_AF_1 (0x0000001U) /*!< Select alternate function 1 */
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#define LL_GPIO_AF_2 (0x0000002U) /*!< Select alternate function 2 */
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#define LL_GPIO_AF_3 (0x0000003U) /*!< Select alternate function 3 */
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#define LL_GPIO_AF_4 (0x0000004U) /*!< Select alternate function 4 */
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#define LL_GPIO_AF_5 (0x0000005U) /*!< Select alternate function 5 */
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#define LL_GPIO_AF_6 (0x0000006U) /*!< Select alternate function 6 */
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#define LL_GPIO_AF_7 (0x0000007U) /*!< Select alternate function 7 */
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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_LL_Exported_Macros GPIO Exported Macros
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* @{
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*/
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/** @defgroup GPIO_LL_EM_WRITE_READ Common Write and read registers Macros
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* @{
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*/
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/**
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* @brief Write a value in GPIO register
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* @param __INSTANCE__ GPIO Instance
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* @param __REG__ Register to be written
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* @param __VALUE__ Value to be written in the register
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* @retval None
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*/
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#define LL_GPIO_WriteReg(__INSTANCE__, __REG__, __VALUE__) WRITE_REG(__INSTANCE__->__REG__, (__VALUE__))
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/**
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* @brief Read a value in GPIO register
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* @param __INSTANCE__ GPIO Instance
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* @param __REG__ Register to be read
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* @retval Register value
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*/
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#define LL_GPIO_ReadReg(__INSTANCE__, __REG__) READ_REG(__INSTANCE__->__REG__)
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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 functions --------------------------------------------------------*/
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/** @defgroup GPIO_LL_Exported_Functions GPIO Exported Functions
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* @{
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*/
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/** @defgroup GPIO_LL_EF_Port_Configuration Port Configuration
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* @{
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*/
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/**
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* @brief Configure gpio mode for a dedicated pin on dedicated port.
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* @note I/O mode can be Input mode, General purpose output, Alternate function mode or Analog.
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* @note Warning: only one pin can be passed as parameter.
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* @rmtoll MODER MODEy LL_GPIO_SetPinMode
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* @param GPIOx GPIO Port
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* @param Pin This parameter can be one of the following values:
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* @arg @ref LL_GPIO_PIN_0
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* @arg @ref LL_GPIO_PIN_1
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* @arg @ref LL_GPIO_PIN_2
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* @arg @ref LL_GPIO_PIN_3
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* @arg @ref LL_GPIO_PIN_4
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* @arg @ref LL_GPIO_PIN_5
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* @arg @ref LL_GPIO_PIN_6
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* @arg @ref LL_GPIO_PIN_7
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* @arg @ref LL_GPIO_PIN_8
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* @arg @ref LL_GPIO_PIN_9
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* @arg @ref LL_GPIO_PIN_10
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* @arg @ref LL_GPIO_PIN_11
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* @arg @ref LL_GPIO_PIN_12
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* @arg @ref LL_GPIO_PIN_13
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* @arg @ref LL_GPIO_PIN_14
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* @arg @ref LL_GPIO_PIN_15
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* @param Mode This parameter can be one of the following values:
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* @arg @ref LL_GPIO_MODE_INPUT
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* @arg @ref LL_GPIO_MODE_OUTPUT
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* @arg @ref LL_GPIO_MODE_ALTERNATE
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* @arg @ref LL_GPIO_MODE_ANALOG
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* @retval None
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*/
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__STATIC_INLINE void LL_GPIO_SetPinMode(GPIO_TypeDef *GPIOx, uint32_t Pin, uint32_t Mode)
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{
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MODIFY_REG(GPIOx->MODER, ((Pin * Pin) * GPIO_MODER_MODER0), ((Pin * Pin) * Mode));
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}
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/**
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* @brief Return gpio mode for a dedicated pin on dedicated port.
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* @note I/O mode can be Input mode, General purpose output, Alternate function mode or Analog.
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* @note Warning: only one pin can be passed as parameter.
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* @rmtoll MODER MODEy LL_GPIO_GetPinMode
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* @param GPIOx GPIO Port
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* @param Pin This parameter can be one of the following values:
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* @arg @ref LL_GPIO_PIN_0
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* @arg @ref LL_GPIO_PIN_1
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* @arg @ref LL_GPIO_PIN_2
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* @arg @ref LL_GPIO_PIN_3
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* @arg @ref LL_GPIO_PIN_4
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* @arg @ref LL_GPIO_PIN_5
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* @arg @ref LL_GPIO_PIN_6
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* @arg @ref LL_GPIO_PIN_7
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* @arg @ref LL_GPIO_PIN_8
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* @arg @ref LL_GPIO_PIN_9
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* @arg @ref LL_GPIO_PIN_10
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* @arg @ref LL_GPIO_PIN_11
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* @arg @ref LL_GPIO_PIN_12
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* @arg @ref LL_GPIO_PIN_13
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* @arg @ref LL_GPIO_PIN_14
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* @arg @ref LL_GPIO_PIN_15
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* @retval Returned value can be one of the following values:
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* @arg @ref LL_GPIO_MODE_INPUT
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* @arg @ref LL_GPIO_MODE_OUTPUT
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* @arg @ref LL_GPIO_MODE_ALTERNATE
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* @arg @ref LL_GPIO_MODE_ANALOG
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*/
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__STATIC_INLINE uint32_t LL_GPIO_GetPinMode(GPIO_TypeDef *GPIOx, uint32_t Pin)
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{
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return (uint32_t)(READ_BIT(GPIOx->MODER, ((Pin * Pin) * GPIO_MODER_MODER0)) / (Pin * Pin));
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}
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/**
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* @brief Configure gpio output type for several pins on dedicated port.
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* @note Output type as to be set when gpio pin is in output or
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* alternate modes. Possible type are Push-pull or Open-drain.
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* @rmtoll OTYPER OTy LL_GPIO_SetPinOutputType
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* @param GPIOx GPIO Port
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* @param PinMask This parameter can be a combination of the following values:
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* @arg @ref LL_GPIO_PIN_0
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* @arg @ref LL_GPIO_PIN_1
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* @arg @ref LL_GPIO_PIN_2
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* @arg @ref LL_GPIO_PIN_3
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* @arg @ref LL_GPIO_PIN_4
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* @arg @ref LL_GPIO_PIN_5
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* @arg @ref LL_GPIO_PIN_6
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* @arg @ref LL_GPIO_PIN_7
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* @arg @ref LL_GPIO_PIN_8
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* @arg @ref LL_GPIO_PIN_9
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* @arg @ref LL_GPIO_PIN_10
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* @arg @ref LL_GPIO_PIN_11
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* @arg @ref LL_GPIO_PIN_12
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* @arg @ref LL_GPIO_PIN_13
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* @arg @ref LL_GPIO_PIN_14
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* @arg @ref LL_GPIO_PIN_15
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* @arg @ref LL_GPIO_PIN_ALL
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* @param OutputType This parameter can be one of the following values:
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* @arg @ref LL_GPIO_OUTPUT_PUSHPULL
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* @arg @ref LL_GPIO_OUTPUT_OPENDRAIN
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* @retval None
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*/
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__STATIC_INLINE void LL_GPIO_SetPinOutputType(GPIO_TypeDef *GPIOx, uint32_t PinMask, uint32_t OutputType)
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{
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MODIFY_REG(GPIOx->OTYPER, PinMask, (PinMask * OutputType));
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}
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/**
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* @brief Return gpio output type for several pins on dedicated port.
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* @note Output type as to be set when gpio pin is in output or
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* alternate modes. Possible type are Push-pull or Open-drain.
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* @note Warning: only one pin can be passed as parameter.
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* @rmtoll OTYPER OTy LL_GPIO_GetPinOutputType
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* @param GPIOx GPIO Port
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* @param Pin This parameter can be one of the following values:
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* @arg @ref LL_GPIO_PIN_0
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* @arg @ref LL_GPIO_PIN_1
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* @arg @ref LL_GPIO_PIN_2
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* @arg @ref LL_GPIO_PIN_3
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* @arg @ref LL_GPIO_PIN_4
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* @arg @ref LL_GPIO_PIN_5
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* @arg @ref LL_GPIO_PIN_6
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* @arg @ref LL_GPIO_PIN_7
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* @arg @ref LL_GPIO_PIN_8
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* @arg @ref LL_GPIO_PIN_9
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* @arg @ref LL_GPIO_PIN_10
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* @arg @ref LL_GPIO_PIN_11
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* @arg @ref LL_GPIO_PIN_12
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* @arg @ref LL_GPIO_PIN_13
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* @arg @ref LL_GPIO_PIN_14
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* @arg @ref LL_GPIO_PIN_15
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* @arg @ref LL_GPIO_PIN_ALL
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* @retval Returned value can be one of the following values:
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* @arg @ref LL_GPIO_OUTPUT_PUSHPULL
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* @arg @ref LL_GPIO_OUTPUT_OPENDRAIN
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*/
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__STATIC_INLINE uint32_t LL_GPIO_GetPinOutputType(GPIO_TypeDef *GPIOx, uint32_t Pin)
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{
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return (uint32_t)(READ_BIT(GPIOx->OTYPER, Pin) / Pin);
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}
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/**
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* @brief Configure gpio speed for a dedicated pin on dedicated port.
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* @note I/O speed can be Low, Medium, Fast or High speed.
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* @note Warning: only one pin can be passed as parameter.
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* @note Refer to datasheet for frequency specifications and the power
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* supply and load conditions for each speed.
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* @rmtoll OSPEEDR OSPEEDy LL_GPIO_SetPinSpeed
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* @param GPIOx GPIO Port
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* @param Pin This parameter can be one of the following values:
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* @arg @ref LL_GPIO_PIN_0
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* @arg @ref LL_GPIO_PIN_1
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* @arg @ref LL_GPIO_PIN_2
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* @arg @ref LL_GPIO_PIN_3
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* @arg @ref LL_GPIO_PIN_4
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* @arg @ref LL_GPIO_PIN_5
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* @arg @ref LL_GPIO_PIN_6
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* @arg @ref LL_GPIO_PIN_7
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* @arg @ref LL_GPIO_PIN_8
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* @arg @ref LL_GPIO_PIN_9
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* @arg @ref LL_GPIO_PIN_10
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* @arg @ref LL_GPIO_PIN_11
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* @arg @ref LL_GPIO_PIN_12
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* @arg @ref LL_GPIO_PIN_13
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* @arg @ref LL_GPIO_PIN_14
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* @arg @ref LL_GPIO_PIN_15
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* @param Speed This parameter can be one of the following values:
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* @arg @ref LL_GPIO_SPEED_FREQ_LOW
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* @arg @ref LL_GPIO_SPEED_FREQ_MEDIUM
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* @arg @ref LL_GPIO_SPEED_FREQ_HIGH
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* @retval None
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*/
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__STATIC_INLINE void LL_GPIO_SetPinSpeed(GPIO_TypeDef *GPIOx, uint32_t Pin, uint32_t Speed)
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{
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MODIFY_REG(GPIOx->OSPEEDR, ((Pin * Pin) * GPIO_OSPEEDR_OSPEEDR0), ((Pin * Pin) * Speed));
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}
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/**
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* @brief Return gpio speed for a dedicated pin on dedicated port.
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* @note I/O speed can be Low, Medium, Fast or High speed.
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* @note Warning: only one pin can be passed as parameter.
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* @note Refer to datasheet for frequency specifications and the power
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* supply and load conditions for each speed.
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* @rmtoll OSPEEDR OSPEEDy LL_GPIO_GetPinSpeed
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* @param GPIOx GPIO Port
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* @param Pin This parameter can be one of the following values:
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* @arg @ref LL_GPIO_PIN_0
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* @arg @ref LL_GPIO_PIN_1
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* @arg @ref LL_GPIO_PIN_2
|
|
* @arg @ref LL_GPIO_PIN_3
|
|
* @arg @ref LL_GPIO_PIN_4
|
|
* @arg @ref LL_GPIO_PIN_5
|
|
* @arg @ref LL_GPIO_PIN_6
|
|
* @arg @ref LL_GPIO_PIN_7
|
|
* @arg @ref LL_GPIO_PIN_8
|
|
* @arg @ref LL_GPIO_PIN_9
|
|
* @arg @ref LL_GPIO_PIN_10
|
|
* @arg @ref LL_GPIO_PIN_11
|
|
* @arg @ref LL_GPIO_PIN_12
|
|
* @arg @ref LL_GPIO_PIN_13
|
|
* @arg @ref LL_GPIO_PIN_14
|
|
* @arg @ref LL_GPIO_PIN_15
|
|
* @retval Returned value can be one of the following values:
|
|
* @arg @ref LL_GPIO_SPEED_FREQ_LOW
|
|
* @arg @ref LL_GPIO_SPEED_FREQ_MEDIUM
|
|
* @arg @ref LL_GPIO_SPEED_FREQ_HIGH
|
|
*/
|
|
__STATIC_INLINE uint32_t LL_GPIO_GetPinSpeed(GPIO_TypeDef *GPIOx, uint32_t Pin)
|
|
{
|
|
return (uint32_t)(READ_BIT(GPIOx->OSPEEDR, ((Pin * Pin) * GPIO_OSPEEDR_OSPEEDR0)) / (Pin * Pin));
|
|
}
|
|
|
|
/**
|
|
* @brief Configure gpio pull-up or pull-down for a dedicated pin on a dedicated port.
|
|
* @note Warning: only one pin can be passed as parameter.
|
|
* @rmtoll PUPDR PUPDy LL_GPIO_SetPinPull
|
|
* @param GPIOx GPIO Port
|
|
* @param Pin This parameter can be one of the following values:
|
|
* @arg @ref LL_GPIO_PIN_0
|
|
* @arg @ref LL_GPIO_PIN_1
|
|
* @arg @ref LL_GPIO_PIN_2
|
|
* @arg @ref LL_GPIO_PIN_3
|
|
* @arg @ref LL_GPIO_PIN_4
|
|
* @arg @ref LL_GPIO_PIN_5
|
|
* @arg @ref LL_GPIO_PIN_6
|
|
* @arg @ref LL_GPIO_PIN_7
|
|
* @arg @ref LL_GPIO_PIN_8
|
|
* @arg @ref LL_GPIO_PIN_9
|
|
* @arg @ref LL_GPIO_PIN_10
|
|
* @arg @ref LL_GPIO_PIN_11
|
|
* @arg @ref LL_GPIO_PIN_12
|
|
* @arg @ref LL_GPIO_PIN_13
|
|
* @arg @ref LL_GPIO_PIN_14
|
|
* @arg @ref LL_GPIO_PIN_15
|
|
* @param Pull This parameter can be one of the following values:
|
|
* @arg @ref LL_GPIO_PULL_NO
|
|
* @arg @ref LL_GPIO_PULL_UP
|
|
* @arg @ref LL_GPIO_PULL_DOWN
|
|
* @retval None
|
|
*/
|
|
__STATIC_INLINE void LL_GPIO_SetPinPull(GPIO_TypeDef *GPIOx, uint32_t Pin, uint32_t Pull)
|
|
{
|
|
MODIFY_REG(GPIOx->PUPDR, ((Pin * Pin) * GPIO_PUPDR_PUPDR0), ((Pin * Pin) * Pull));
|
|
}
|
|
|
|
/**
|
|
* @brief Return gpio pull-up or pull-down for a dedicated pin on a dedicated port
|
|
* @note Warning: only one pin can be passed as parameter.
|
|
* @rmtoll PUPDR PUPDy LL_GPIO_GetPinPull
|
|
* @param GPIOx GPIO Port
|
|
* @param Pin This parameter can be one of the following values:
|
|
* @arg @ref LL_GPIO_PIN_0
|
|
* @arg @ref LL_GPIO_PIN_1
|
|
* @arg @ref LL_GPIO_PIN_2
|
|
* @arg @ref LL_GPIO_PIN_3
|
|
* @arg @ref LL_GPIO_PIN_4
|
|
* @arg @ref LL_GPIO_PIN_5
|
|
* @arg @ref LL_GPIO_PIN_6
|
|
* @arg @ref LL_GPIO_PIN_7
|
|
* @arg @ref LL_GPIO_PIN_8
|
|
* @arg @ref LL_GPIO_PIN_9
|
|
* @arg @ref LL_GPIO_PIN_10
|
|
* @arg @ref LL_GPIO_PIN_11
|
|
* @arg @ref LL_GPIO_PIN_12
|
|
* @arg @ref LL_GPIO_PIN_13
|
|
* @arg @ref LL_GPIO_PIN_14
|
|
* @arg @ref LL_GPIO_PIN_15
|
|
* @retval Returned value can be one of the following values:
|
|
* @arg @ref LL_GPIO_PULL_NO
|
|
* @arg @ref LL_GPIO_PULL_UP
|
|
* @arg @ref LL_GPIO_PULL_DOWN
|
|
*/
|
|
__STATIC_INLINE uint32_t LL_GPIO_GetPinPull(GPIO_TypeDef *GPIOx, uint32_t Pin)
|
|
{
|
|
return (uint32_t)(READ_BIT(GPIOx->PUPDR, ((Pin * Pin) * GPIO_PUPDR_PUPDR0)) / (Pin * Pin));
|
|
}
|
|
|
|
/**
|
|
* @brief Configure gpio alternate function of a dedicated pin from 0 to 7 for a dedicated port.
|
|
* @note Possible values are from AF0 to AF7 depending on target.
|
|
* @note Warning: only one pin can be passed as parameter.
|
|
* @rmtoll AFRL AFSELy LL_GPIO_SetAFPin_0_7
|
|
* @param GPIOx GPIO Port
|
|
* @param Pin This parameter can be one of the following values:
|
|
* @arg @ref LL_GPIO_PIN_0
|
|
* @arg @ref LL_GPIO_PIN_1
|
|
* @arg @ref LL_GPIO_PIN_2
|
|
* @arg @ref LL_GPIO_PIN_3
|
|
* @arg @ref LL_GPIO_PIN_4
|
|
* @arg @ref LL_GPIO_PIN_5
|
|
* @arg @ref LL_GPIO_PIN_6
|
|
* @arg @ref LL_GPIO_PIN_7
|
|
* @param Alternate This parameter can be one of the following values:
|
|
* @arg @ref LL_GPIO_AF_0
|
|
* @arg @ref LL_GPIO_AF_1
|
|
* @arg @ref LL_GPIO_AF_2
|
|
* @arg @ref LL_GPIO_AF_3
|
|
* @arg @ref LL_GPIO_AF_4
|
|
* @arg @ref LL_GPIO_AF_5
|
|
* @arg @ref LL_GPIO_AF_6
|
|
* @arg @ref LL_GPIO_AF_7
|
|
* @retval None
|
|
*/
|
|
__STATIC_INLINE void LL_GPIO_SetAFPin_0_7(GPIO_TypeDef *GPIOx, uint32_t Pin, uint32_t Alternate)
|
|
{
|
|
MODIFY_REG(GPIOx->AFR[0], ((((Pin * Pin) * Pin) * Pin) * GPIO_AFRL_AFSEL0),
|
|
((((Pin * Pin) * Pin) * Pin) * Alternate));
|
|
}
|
|
|
|
/**
|
|
* @brief Return gpio alternate function of a dedicated pin from 0 to 7 for a dedicated port.
|
|
* @rmtoll AFRL AFSELy LL_GPIO_GetAFPin_0_7
|
|
* @param GPIOx GPIO Port
|
|
* @param Pin This parameter can be one of the following values:
|
|
* @arg @ref LL_GPIO_PIN_0
|
|
* @arg @ref LL_GPIO_PIN_1
|
|
* @arg @ref LL_GPIO_PIN_2
|
|
* @arg @ref LL_GPIO_PIN_3
|
|
* @arg @ref LL_GPIO_PIN_4
|
|
* @arg @ref LL_GPIO_PIN_5
|
|
* @arg @ref LL_GPIO_PIN_6
|
|
* @arg @ref LL_GPIO_PIN_7
|
|
* @retval Returned value can be one of the following values:
|
|
* @arg @ref LL_GPIO_AF_0
|
|
* @arg @ref LL_GPIO_AF_1
|
|
* @arg @ref LL_GPIO_AF_2
|
|
* @arg @ref LL_GPIO_AF_3
|
|
* @arg @ref LL_GPIO_AF_4
|
|
* @arg @ref LL_GPIO_AF_5
|
|
* @arg @ref LL_GPIO_AF_6
|
|
* @arg @ref LL_GPIO_AF_7
|
|
*/
|
|
__STATIC_INLINE uint32_t LL_GPIO_GetAFPin_0_7(GPIO_TypeDef *GPIOx, uint32_t Pin)
|
|
{
|
|
return (uint32_t)(READ_BIT(GPIOx->AFR[0],
|
|
((((Pin * Pin) * Pin) * Pin) * GPIO_AFRL_AFSEL0)) / (((Pin * Pin) * Pin) * Pin));
|
|
}
|
|
|
|
/**
|
|
* @brief Configure gpio alternate function of a dedicated pin from 8 to 15 for a dedicated port.
|
|
* @note Possible values are from AF0 to AF7 depending on target.
|
|
* @note Warning: only one pin can be passed as parameter.
|
|
* @rmtoll AFRH AFSELy LL_GPIO_SetAFPin_8_15
|
|
* @param GPIOx GPIO Port
|
|
* @param Pin This parameter can be one of the following values:
|
|
* @arg @ref LL_GPIO_PIN_8
|
|
* @arg @ref LL_GPIO_PIN_9
|
|
* @arg @ref LL_GPIO_PIN_10
|
|
* @arg @ref LL_GPIO_PIN_11
|
|
* @arg @ref LL_GPIO_PIN_12
|
|
* @arg @ref LL_GPIO_PIN_13
|
|
* @arg @ref LL_GPIO_PIN_14
|
|
* @arg @ref LL_GPIO_PIN_15
|
|
* @param Alternate This parameter can be one of the following values:
|
|
* @arg @ref LL_GPIO_AF_0
|
|
* @arg @ref LL_GPIO_AF_1
|
|
* @arg @ref LL_GPIO_AF_2
|
|
* @arg @ref LL_GPIO_AF_3
|
|
* @arg @ref LL_GPIO_AF_4
|
|
* @arg @ref LL_GPIO_AF_5
|
|
* @arg @ref LL_GPIO_AF_6
|
|
* @arg @ref LL_GPIO_AF_7
|
|
* @retval None
|
|
*/
|
|
__STATIC_INLINE void LL_GPIO_SetAFPin_8_15(GPIO_TypeDef *GPIOx, uint32_t Pin, uint32_t Alternate)
|
|
{
|
|
MODIFY_REG(GPIOx->AFR[1], (((((Pin >> 8U) * (Pin >> 8U)) * (Pin >> 8U)) * (Pin >> 8U)) * GPIO_AFRH_AFSEL8),
|
|
(((((Pin >> 8U) * (Pin >> 8U)) * (Pin >> 8U)) * (Pin >> 8U)) * Alternate));
|
|
}
|
|
|
|
/**
|
|
* @brief Return gpio alternate function of a dedicated pin from 8 to 15 for a dedicated port.
|
|
* @note Possible values are from AF0 to AF7 depending on target.
|
|
* @rmtoll AFRH AFSELy LL_GPIO_GetAFPin_8_15
|
|
* @param GPIOx GPIO Port
|
|
* @param Pin This parameter can be one of the following values:
|
|
* @arg @ref LL_GPIO_PIN_8
|
|
* @arg @ref LL_GPIO_PIN_9
|
|
* @arg @ref LL_GPIO_PIN_10
|
|
* @arg @ref LL_GPIO_PIN_11
|
|
* @arg @ref LL_GPIO_PIN_12
|
|
* @arg @ref LL_GPIO_PIN_13
|
|
* @arg @ref LL_GPIO_PIN_14
|
|
* @arg @ref LL_GPIO_PIN_15
|
|
* @retval Returned value can be one of the following values:
|
|
* @arg @ref LL_GPIO_AF_0
|
|
* @arg @ref LL_GPIO_AF_1
|
|
* @arg @ref LL_GPIO_AF_2
|
|
* @arg @ref LL_GPIO_AF_3
|
|
* @arg @ref LL_GPIO_AF_4
|
|
* @arg @ref LL_GPIO_AF_5
|
|
* @arg @ref LL_GPIO_AF_6
|
|
* @arg @ref LL_GPIO_AF_7
|
|
*/
|
|
__STATIC_INLINE uint32_t LL_GPIO_GetAFPin_8_15(GPIO_TypeDef *GPIOx, uint32_t Pin)
|
|
{
|
|
return (uint32_t)(READ_BIT(GPIOx->AFR[1],
|
|
(((((Pin >> 8U) * (Pin >> 8U)) * (Pin >> 8U)) * (Pin >> 8U)) * GPIO_AFRH_AFSEL8)) / ((((Pin >> 8U) *
|
|
(Pin >> 8U)) * (Pin >> 8U)) * (Pin >> 8U)));
|
|
}
|
|
|
|
|
|
/**
|
|
* @brief Lock configuration of several pins for a dedicated port.
|
|
* @note When the lock sequence has been applied on a port bit, the
|
|
* value of this port bit can no longer be modified until the
|
|
* next reset.
|
|
* @note Each lock bit freezes a specific configuration register
|
|
* (control and alternate function registers).
|
|
* @rmtoll LCKR LCKK LL_GPIO_LockPin
|
|
* @param GPIOx GPIO Port
|
|
* @param PinMask This parameter can be a combination of the following values:
|
|
* @arg @ref LL_GPIO_PIN_0
|
|
* @arg @ref LL_GPIO_PIN_1
|
|
* @arg @ref LL_GPIO_PIN_2
|
|
* @arg @ref LL_GPIO_PIN_3
|
|
* @arg @ref LL_GPIO_PIN_4
|
|
* @arg @ref LL_GPIO_PIN_5
|
|
* @arg @ref LL_GPIO_PIN_6
|
|
* @arg @ref LL_GPIO_PIN_7
|
|
* @arg @ref LL_GPIO_PIN_8
|
|
* @arg @ref LL_GPIO_PIN_9
|
|
* @arg @ref LL_GPIO_PIN_10
|
|
* @arg @ref LL_GPIO_PIN_11
|
|
* @arg @ref LL_GPIO_PIN_12
|
|
* @arg @ref LL_GPIO_PIN_13
|
|
* @arg @ref LL_GPIO_PIN_14
|
|
* @arg @ref LL_GPIO_PIN_15
|
|
* @arg @ref LL_GPIO_PIN_ALL
|
|
* @retval None
|
|
*/
|
|
__STATIC_INLINE void LL_GPIO_LockPin(GPIO_TypeDef *GPIOx, uint32_t PinMask)
|
|
{
|
|
__IO uint32_t temp;
|
|
WRITE_REG(GPIOx->LCKR, GPIO_LCKR_LCKK | PinMask);
|
|
WRITE_REG(GPIOx->LCKR, PinMask);
|
|
WRITE_REG(GPIOx->LCKR, GPIO_LCKR_LCKK | PinMask);
|
|
temp = READ_REG(GPIOx->LCKR);
|
|
(void) temp;
|
|
}
|
|
|
|
/**
|
|
* @brief Return 1 if all pins passed as parameter, of a dedicated port, are locked. else Return 0.
|
|
* @rmtoll LCKR LCKy LL_GPIO_IsPinLocked
|
|
* @param GPIOx GPIO Port
|
|
* @param PinMask This parameter can be a combination of the following values:
|
|
* @arg @ref LL_GPIO_PIN_0
|
|
* @arg @ref LL_GPIO_PIN_1
|
|
* @arg @ref LL_GPIO_PIN_2
|
|
* @arg @ref LL_GPIO_PIN_3
|
|
* @arg @ref LL_GPIO_PIN_4
|
|
* @arg @ref LL_GPIO_PIN_5
|
|
* @arg @ref LL_GPIO_PIN_6
|
|
* @arg @ref LL_GPIO_PIN_7
|
|
* @arg @ref LL_GPIO_PIN_8
|
|
* @arg @ref LL_GPIO_PIN_9
|
|
* @arg @ref LL_GPIO_PIN_10
|
|
* @arg @ref LL_GPIO_PIN_11
|
|
* @arg @ref LL_GPIO_PIN_12
|
|
* @arg @ref LL_GPIO_PIN_13
|
|
* @arg @ref LL_GPIO_PIN_14
|
|
* @arg @ref LL_GPIO_PIN_15
|
|
* @arg @ref LL_GPIO_PIN_ALL
|
|
* @retval State of bit (1 or 0).
|
|
*/
|
|
__STATIC_INLINE uint32_t LL_GPIO_IsPinLocked(GPIO_TypeDef *GPIOx, uint32_t PinMask)
|
|
{
|
|
return (READ_BIT(GPIOx->LCKR, PinMask) == (PinMask));
|
|
}
|
|
|
|
/**
|
|
* @brief Return 1 if one of the pin of a dedicated port is locked. else return 0.
|
|
* @rmtoll LCKR LCKK LL_GPIO_IsAnyPinLocked
|
|
* @param GPIOx GPIO Port
|
|
* @retval State of bit (1 or 0).
|
|
*/
|
|
__STATIC_INLINE uint32_t LL_GPIO_IsAnyPinLocked(GPIO_TypeDef *GPIOx)
|
|
{
|
|
return (READ_BIT(GPIOx->LCKR, GPIO_LCKR_LCKK) == (GPIO_LCKR_LCKK));
|
|
}
|
|
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
/** @defgroup GPIO_LL_EF_Data_Access Data Access
|
|
* @{
|
|
*/
|
|
|
|
/**
|
|
* @brief Return full input data register value for a dedicated port.
|
|
* @rmtoll IDR IDy LL_GPIO_ReadInputPort
|
|
* @param GPIOx GPIO Port
|
|
* @retval Input data register value of port
|
|
*/
|
|
__STATIC_INLINE uint32_t LL_GPIO_ReadInputPort(GPIO_TypeDef *GPIOx)
|
|
{
|
|
return (uint32_t)(READ_REG(GPIOx->IDR));
|
|
}
|
|
|
|
/**
|
|
* @brief Return if input data level for several pins of dedicated port is high or low.
|
|
* @rmtoll IDR IDy LL_GPIO_IsInputPinSet
|
|
* @param GPIOx GPIO Port
|
|
* @param PinMask This parameter can be a combination of the following values:
|
|
* @arg @ref LL_GPIO_PIN_0
|
|
* @arg @ref LL_GPIO_PIN_1
|
|
* @arg @ref LL_GPIO_PIN_2
|
|
* @arg @ref LL_GPIO_PIN_3
|
|
* @arg @ref LL_GPIO_PIN_4
|
|
* @arg @ref LL_GPIO_PIN_5
|
|
* @arg @ref LL_GPIO_PIN_6
|
|
* @arg @ref LL_GPIO_PIN_7
|
|
* @arg @ref LL_GPIO_PIN_8
|
|
* @arg @ref LL_GPIO_PIN_9
|
|
* @arg @ref LL_GPIO_PIN_10
|
|
* @arg @ref LL_GPIO_PIN_11
|
|
* @arg @ref LL_GPIO_PIN_12
|
|
* @arg @ref LL_GPIO_PIN_13
|
|
* @arg @ref LL_GPIO_PIN_14
|
|
* @arg @ref LL_GPIO_PIN_15
|
|
* @arg @ref LL_GPIO_PIN_ALL
|
|
* @retval State of bit (1 or 0).
|
|
*/
|
|
__STATIC_INLINE uint32_t LL_GPIO_IsInputPinSet(GPIO_TypeDef *GPIOx, uint32_t PinMask)
|
|
{
|
|
return (READ_BIT(GPIOx->IDR, PinMask) == (PinMask));
|
|
}
|
|
|
|
/**
|
|
* @brief Write output data register for the port.
|
|
* @rmtoll ODR ODy LL_GPIO_WriteOutputPort
|
|
* @param GPIOx GPIO Port
|
|
* @param PortValue Level value for each pin of the port
|
|
* @retval None
|
|
*/
|
|
__STATIC_INLINE void LL_GPIO_WriteOutputPort(GPIO_TypeDef *GPIOx, uint32_t PortValue)
|
|
{
|
|
WRITE_REG(GPIOx->ODR, PortValue);
|
|
}
|
|
|
|
/**
|
|
* @brief Return full output data register value for a dedicated port.
|
|
* @rmtoll ODR ODy LL_GPIO_ReadOutputPort
|
|
* @param GPIOx GPIO Port
|
|
* @retval Output data register value of port
|
|
*/
|
|
__STATIC_INLINE uint32_t LL_GPIO_ReadOutputPort(GPIO_TypeDef *GPIOx)
|
|
{
|
|
return (uint32_t)(READ_REG(GPIOx->ODR));
|
|
}
|
|
|
|
/**
|
|
* @brief Return if input data level for several pins of dedicated port is high or low.
|
|
* @rmtoll ODR ODy LL_GPIO_IsOutputPinSet
|
|
* @param GPIOx GPIO Port
|
|
* @param PinMask This parameter can be a combination of the following values:
|
|
* @arg @ref LL_GPIO_PIN_0
|
|
* @arg @ref LL_GPIO_PIN_1
|
|
* @arg @ref LL_GPIO_PIN_2
|
|
* @arg @ref LL_GPIO_PIN_3
|
|
* @arg @ref LL_GPIO_PIN_4
|
|
* @arg @ref LL_GPIO_PIN_5
|
|
* @arg @ref LL_GPIO_PIN_6
|
|
* @arg @ref LL_GPIO_PIN_7
|
|
* @arg @ref LL_GPIO_PIN_8
|
|
* @arg @ref LL_GPIO_PIN_9
|
|
* @arg @ref LL_GPIO_PIN_10
|
|
* @arg @ref LL_GPIO_PIN_11
|
|
* @arg @ref LL_GPIO_PIN_12
|
|
* @arg @ref LL_GPIO_PIN_13
|
|
* @arg @ref LL_GPIO_PIN_14
|
|
* @arg @ref LL_GPIO_PIN_15
|
|
* @arg @ref LL_GPIO_PIN_ALL
|
|
* @retval State of bit (1 or 0).
|
|
*/
|
|
__STATIC_INLINE uint32_t LL_GPIO_IsOutputPinSet(GPIO_TypeDef *GPIOx, uint32_t PinMask)
|
|
{
|
|
return (READ_BIT(GPIOx->ODR, PinMask) == (PinMask));
|
|
}
|
|
|
|
/**
|
|
* @brief Set several pins to high level on dedicated gpio port.
|
|
* @rmtoll BSRR BSy LL_GPIO_SetOutputPin
|
|
* @param GPIOx GPIO Port
|
|
* @param PinMask This parameter can be a combination of the following values:
|
|
* @arg @ref LL_GPIO_PIN_0
|
|
* @arg @ref LL_GPIO_PIN_1
|
|
* @arg @ref LL_GPIO_PIN_2
|
|
* @arg @ref LL_GPIO_PIN_3
|
|
* @arg @ref LL_GPIO_PIN_4
|
|
* @arg @ref LL_GPIO_PIN_5
|
|
* @arg @ref LL_GPIO_PIN_6
|
|
* @arg @ref LL_GPIO_PIN_7
|
|
* @arg @ref LL_GPIO_PIN_8
|
|
* @arg @ref LL_GPIO_PIN_9
|
|
* @arg @ref LL_GPIO_PIN_10
|
|
* @arg @ref LL_GPIO_PIN_11
|
|
* @arg @ref LL_GPIO_PIN_12
|
|
* @arg @ref LL_GPIO_PIN_13
|
|
* @arg @ref LL_GPIO_PIN_14
|
|
* @arg @ref LL_GPIO_PIN_15
|
|
* @arg @ref LL_GPIO_PIN_ALL
|
|
* @retval None
|
|
*/
|
|
__STATIC_INLINE void LL_GPIO_SetOutputPin(GPIO_TypeDef *GPIOx, uint32_t PinMask)
|
|
{
|
|
WRITE_REG(GPIOx->BSRR, PinMask);
|
|
}
|
|
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/**
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* @brief Set several pins to low level on dedicated gpio port.
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* @rmtoll BRR BRy LL_GPIO_ResetOutputPin
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* @param GPIOx GPIO Port
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* @param PinMask This parameter can be a combination of the following values:
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* @arg @ref LL_GPIO_PIN_0
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* @arg @ref LL_GPIO_PIN_1
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* @arg @ref LL_GPIO_PIN_2
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* @arg @ref LL_GPIO_PIN_3
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* @arg @ref LL_GPIO_PIN_4
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* @arg @ref LL_GPIO_PIN_5
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* @arg @ref LL_GPIO_PIN_6
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* @arg @ref LL_GPIO_PIN_7
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* @arg @ref LL_GPIO_PIN_8
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* @arg @ref LL_GPIO_PIN_9
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* @arg @ref LL_GPIO_PIN_10
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* @arg @ref LL_GPIO_PIN_11
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* @arg @ref LL_GPIO_PIN_12
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* @arg @ref LL_GPIO_PIN_13
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* @arg @ref LL_GPIO_PIN_14
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* @arg @ref LL_GPIO_PIN_15
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* @arg @ref LL_GPIO_PIN_ALL
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* @retval None
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*/
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__STATIC_INLINE void LL_GPIO_ResetOutputPin(GPIO_TypeDef *GPIOx, uint32_t PinMask)
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{
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WRITE_REG(GPIOx->BRR, PinMask);
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}
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/**
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* @brief Toggle data value for several pin of dedicated port.
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* @rmtoll ODR ODy LL_GPIO_TogglePin
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* @param GPIOx GPIO Port
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* @param PinMask This parameter can be a combination of the following values:
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* @arg @ref LL_GPIO_PIN_0
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* @arg @ref LL_GPIO_PIN_1
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* @arg @ref LL_GPIO_PIN_2
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* @arg @ref LL_GPIO_PIN_3
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* @arg @ref LL_GPIO_PIN_4
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* @arg @ref LL_GPIO_PIN_5
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* @arg @ref LL_GPIO_PIN_6
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* @arg @ref LL_GPIO_PIN_7
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* @arg @ref LL_GPIO_PIN_8
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* @arg @ref LL_GPIO_PIN_9
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* @arg @ref LL_GPIO_PIN_10
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* @arg @ref LL_GPIO_PIN_11
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* @arg @ref LL_GPIO_PIN_12
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* @arg @ref LL_GPIO_PIN_13
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* @arg @ref LL_GPIO_PIN_14
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* @arg @ref LL_GPIO_PIN_15
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* @arg @ref LL_GPIO_PIN_ALL
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* @retval None
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*/
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__STATIC_INLINE void LL_GPIO_TogglePin(GPIO_TypeDef *GPIOx, uint32_t PinMask)
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{
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WRITE_REG(GPIOx->ODR, READ_REG(GPIOx->ODR) ^ PinMask);
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}
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/**
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* @}
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*/
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#if defined(USE_FULL_LL_DRIVER)
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/** @defgroup GPIO_LL_EF_Init Initialization and de-initialization functions
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* @{
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*/
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ErrorStatus LL_GPIO_DeInit(GPIO_TypeDef *GPIOx);
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ErrorStatus LL_GPIO_Init(GPIO_TypeDef *GPIOx, LL_GPIO_InitTypeDef *GPIO_InitStruct);
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void LL_GPIO_StructInit(LL_GPIO_InitTypeDef *GPIO_InitStruct);
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/**
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* @}
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*/
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#endif /* USE_FULL_LL_DRIVER */
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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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#endif /* defined (GPIOA) || defined (GPIOB) || defined (GPIOC) || defined (GPIOD) || defined (GPIOE) || defined (GPIOF) */
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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_LL_GPIO_H */
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/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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