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view Common/Drivers/STM32F4xx_HAL_Driver/Inc/stm32f4xx_ll_gpio.h @ 943:e7f87ade3037 Evo_2_23 tip
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author | Ideenmodellierer |
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date | Mon, 16 Dec 2024 19:33:20 +0100 |
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/** ****************************************************************************** * @file stm32f4xx_ll_gpio.h * @author MCD Application Team * @brief Header file of GPIO LL module. ****************************************************************************** * @attention * * <h2><center>© COPYRIGHT(c) 2017 STMicroelectronics</center></h2> * * Redistribution and use in source and binary forms, with or without modification, * are permitted provided that the following conditions are met: * 1. Redistributions of source code must retain the above copyright notice, * this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright notice, * this list of conditions and the following disclaimer in the documentation * and/or other materials provided with the distribution. * 3. Neither the name of STMicroelectronics nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * ****************************************************************************** */ /* Define to prevent recursive inclusion -------------------------------------*/ #ifndef __STM32F4xx_LL_GPIO_H #define __STM32F4xx_LL_GPIO_H #ifdef __cplusplus extern "C" { #endif /* Includes ------------------------------------------------------------------*/ #include "stm32f4xx.h" /** @addtogroup STM32F4xx_LL_Driver * @{ */ #if defined (GPIOA) || defined (GPIOB) || defined (GPIOC) || defined (GPIOD) || defined (GPIOE) || defined (GPIOF) || defined (GPIOG) || defined (GPIOH) || defined (GPIOI) || defined (GPIOJ) || defined (GPIOK) /** @defgroup GPIO_LL GPIO * @{ */ /* Private types -------------------------------------------------------------*/ /* Private variables ---------------------------------------------------------*/ /* Private constants ---------------------------------------------------------*/ /* Private macros ------------------------------------------------------------*/ #if defined(USE_FULL_LL_DRIVER) /** @defgroup GPIO_LL_Private_Macros GPIO Private Macros * @{ */ /** * @} */ #endif /*USE_FULL_LL_DRIVER*/ /* Exported types ------------------------------------------------------------*/ #if defined(USE_FULL_LL_DRIVER) /** @defgroup GPIO_LL_ES_INIT GPIO Exported Init structures * @{ */ /** * @brief LL GPIO Init Structure definition */ typedef struct { uint32_t Pin; /*!< Specifies the GPIO pins to be configured. This parameter can be any value of @ref GPIO_LL_EC_PIN */ uint32_t Mode; /*!< Specifies the operating mode for the selected pins. This parameter can be a value of @ref GPIO_LL_EC_MODE. GPIO HW configuration can be modified afterwards using unitary function @ref LL_GPIO_SetPinMode().*/ uint32_t Speed; /*!< Specifies the speed for the selected pins. This parameter can be a value of @ref GPIO_LL_EC_SPEED. GPIO HW configuration can be modified afterwards using unitary function @ref LL_GPIO_SetPinSpeed().*/ uint32_t OutputType; /*!< Specifies the operating output type for the selected pins. This parameter can be a value of @ref GPIO_LL_EC_OUTPUT. GPIO HW configuration can be modified afterwards using unitary function @ref LL_GPIO_SetPinOutputType().*/ uint32_t Pull; /*!< Specifies the operating Pull-up/Pull down for the selected pins. This parameter can be a value of @ref GPIO_LL_EC_PULL. GPIO HW configuration can be modified afterwards using unitary function @ref LL_GPIO_SetPinPull().*/ uint32_t Alternate; /*!< Specifies the Peripheral to be connected to the selected pins. This parameter can be a value of @ref GPIO_LL_EC_AF. GPIO HW configuration can be modified afterwards using unitary function @ref LL_GPIO_SetAFPin_0_7() and LL_GPIO_SetAFPin_8_15().*/ } LL_GPIO_InitTypeDef; /** * @} */ #endif /* USE_FULL_LL_DRIVER */ /* Exported constants --------------------------------------------------------*/ /** @defgroup GPIO_LL_Exported_Constants GPIO Exported Constants * @{ */ /** @defgroup GPIO_LL_EC_PIN PIN * @{ */ #define LL_GPIO_PIN_0 GPIO_BSRR_BS_0 /*!< Select pin 0 */ #define LL_GPIO_PIN_1 GPIO_BSRR_BS_1 /*!< Select pin 1 */ #define LL_GPIO_PIN_2 GPIO_BSRR_BS_2 /*!< Select pin 2 */ #define LL_GPIO_PIN_3 GPIO_BSRR_BS_3 /*!< Select pin 3 */ #define LL_GPIO_PIN_4 GPIO_BSRR_BS_4 /*!< Select pin 4 */ #define LL_GPIO_PIN_5 GPIO_BSRR_BS_5 /*!< Select pin 5 */ #define LL_GPIO_PIN_6 GPIO_BSRR_BS_6 /*!< Select pin 6 */ #define LL_GPIO_PIN_7 GPIO_BSRR_BS_7 /*!< Select pin 7 */ #define LL_GPIO_PIN_8 GPIO_BSRR_BS_8 /*!< Select pin 8 */ #define LL_GPIO_PIN_9 GPIO_BSRR_BS_9 /*!< Select pin 9 */ #define LL_GPIO_PIN_10 GPIO_BSRR_BS_10 /*!< Select pin 10 */ #define LL_GPIO_PIN_11 GPIO_BSRR_BS_11 /*!< Select pin 11 */ #define LL_GPIO_PIN_12 GPIO_BSRR_BS_12 /*!< Select pin 12 */ #define LL_GPIO_PIN_13 GPIO_BSRR_BS_13 /*!< Select pin 13 */ #define LL_GPIO_PIN_14 GPIO_BSRR_BS_14 /*!< Select pin 14 */ #define LL_GPIO_PIN_15 GPIO_BSRR_BS_15 /*!< Select pin 15 */ #define LL_GPIO_PIN_ALL (GPIO_BSRR_BS_0 | GPIO_BSRR_BS_1 | GPIO_BSRR_BS_2 | \ GPIO_BSRR_BS_3 | GPIO_BSRR_BS_4 | GPIO_BSRR_BS_5 | \ GPIO_BSRR_BS_6 | GPIO_BSRR_BS_7 | GPIO_BSRR_BS_8 | \ GPIO_BSRR_BS_9 | GPIO_BSRR_BS_10 | GPIO_BSRR_BS_11 | \ GPIO_BSRR_BS_12 | GPIO_BSRR_BS_13 | GPIO_BSRR_BS_14 | \ GPIO_BSRR_BS_15) /*!< Select all pins */ /** * @} */ /** @defgroup GPIO_LL_EC_MODE Mode * @{ */ #define LL_GPIO_MODE_INPUT (0x00000000U) /*!< Select input mode */ #define LL_GPIO_MODE_OUTPUT GPIO_MODER_MODER0_0 /*!< Select output mode */ #define LL_GPIO_MODE_ALTERNATE GPIO_MODER_MODER0_1 /*!< Select alternate function mode */ #define LL_GPIO_MODE_ANALOG GPIO_MODER_MODER0 /*!< Select analog mode */ /** * @} */ /** @defgroup GPIO_LL_EC_OUTPUT Output Type * @{ */ #define LL_GPIO_OUTPUT_PUSHPULL (0x00000000U) /*!< Select push-pull as output type */ #define LL_GPIO_OUTPUT_OPENDRAIN GPIO_OTYPER_OT_0 /*!< Select open-drain as output type */ /** * @} */ /** @defgroup GPIO_LL_EC_SPEED Output Speed * @{ */ #define LL_GPIO_SPEED_FREQ_LOW (0x00000000U) /*!< Select I/O low output speed */ #define LL_GPIO_SPEED_FREQ_MEDIUM GPIO_OSPEEDER_OSPEEDR0_0 /*!< Select I/O medium output speed */ #define LL_GPIO_SPEED_FREQ_HIGH GPIO_OSPEEDER_OSPEEDR0_1 /*!< Select I/O fast output speed */ #define LL_GPIO_SPEED_FREQ_VERY_HIGH GPIO_OSPEEDER_OSPEEDR0 /*!< Select I/O high output speed */ /** * @} */ /** @defgroup GPIO_LL_EC_PULL Pull Up Pull Down * @{ */ #define LL_GPIO_PULL_NO (0x00000000U) /*!< Select I/O no pull */ #define LL_GPIO_PULL_UP GPIO_PUPDR_PUPDR0_0 /*!< Select I/O pull up */ #define LL_GPIO_PULL_DOWN GPIO_PUPDR_PUPDR0_1 /*!< Select I/O pull down */ /** * @} */ /** @defgroup GPIO_LL_EC_AF Alternate Function * @{ */ #define LL_GPIO_AF_0 (0x0000000U) /*!< Select alternate function 0 */ #define LL_GPIO_AF_1 (0x0000001U) /*!< Select alternate function 1 */ #define LL_GPIO_AF_2 (0x0000002U) /*!< Select alternate function 2 */ #define LL_GPIO_AF_3 (0x0000003U) /*!< Select alternate function 3 */ #define LL_GPIO_AF_4 (0x0000004U) /*!< Select alternate function 4 */ #define LL_GPIO_AF_5 (0x0000005U) /*!< Select alternate function 5 */ #define LL_GPIO_AF_6 (0x0000006U) /*!< Select alternate function 6 */ #define LL_GPIO_AF_7 (0x0000007U) /*!< Select alternate function 7 */ #define LL_GPIO_AF_8 (0x0000008U) /*!< Select alternate function 8 */ #define LL_GPIO_AF_9 (0x0000009U) /*!< Select alternate function 9 */ #define LL_GPIO_AF_10 (0x000000AU) /*!< Select alternate function 10 */ #define LL_GPIO_AF_11 (0x000000BU) /*!< Select alternate function 11 */ #define LL_GPIO_AF_12 (0x000000CU) /*!< Select alternate function 12 */ #define LL_GPIO_AF_13 (0x000000DU) /*!< Select alternate function 13 */ #define LL_GPIO_AF_14 (0x000000EU) /*!< Select alternate function 14 */ #define LL_GPIO_AF_15 (0x000000FU) /*!< Select alternate function 15 */ /** * @} */ /** * @} */ /* Exported macro ------------------------------------------------------------*/ /** @defgroup GPIO_LL_Exported_Macros GPIO Exported Macros * @{ */ /** @defgroup GPIO_LL_EM_WRITE_READ Common Write and read registers Macros * @{ */ /** * @brief Write a value in GPIO register * @param __INSTANCE__ GPIO Instance * @param __REG__ Register to be written * @param __VALUE__ Value to be written in the register * @retval None */ #define LL_GPIO_WriteReg(__INSTANCE__, __REG__, __VALUE__) WRITE_REG(__INSTANCE__->__REG__, (__VALUE__)) /** * @brief Read a value in GPIO register * @param __INSTANCE__ GPIO Instance * @param __REG__ Register to be read * @retval Register value */ #define LL_GPIO_ReadReg(__INSTANCE__, __REG__) READ_REG(__INSTANCE__->__REG__) /** * @} */ /** * @} */ /* Exported functions --------------------------------------------------------*/ /** @defgroup GPIO_LL_Exported_Functions GPIO Exported Functions * @{ */ /** @defgroup GPIO_LL_EF_Port_Configuration Port Configuration * @{ */ /** * @brief Configure gpio mode for a dedicated pin on dedicated port. * @note I/O mode can be Input mode, General purpose output, Alternate function mode or Analog. * @note Warning: only one pin can be passed as parameter. * @rmtoll MODER MODEy LL_GPIO_SetPinMode * @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 Mode This parameter can be one of the following values: * @arg @ref LL_GPIO_MODE_INPUT * @arg @ref LL_GPIO_MODE_OUTPUT * @arg @ref LL_GPIO_MODE_ALTERNATE * @arg @ref LL_GPIO_MODE_ANALOG * @retval None */ __STATIC_INLINE void LL_GPIO_SetPinMode(GPIO_TypeDef *GPIOx, uint32_t Pin, uint32_t Mode) { MODIFY_REG(GPIOx->MODER, (GPIO_MODER_MODER0 << (POSITION_VAL(Pin) * 2U)), (Mode << (POSITION_VAL(Pin) * 2U))); } /** * @brief Return gpio mode for a dedicated pin on dedicated port. * @note I/O mode can be Input mode, General purpose output, Alternate function mode or Analog. * @note Warning: only one pin can be passed as parameter. * @rmtoll MODER MODEy LL_GPIO_GetPinMode * @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_MODE_INPUT * @arg @ref LL_GPIO_MODE_OUTPUT * @arg @ref LL_GPIO_MODE_ALTERNATE * @arg @ref LL_GPIO_MODE_ANALOG */ __STATIC_INLINE uint32_t LL_GPIO_GetPinMode(GPIO_TypeDef *GPIOx, uint32_t Pin) { return (uint32_t)(READ_BIT(GPIOx->MODER, (GPIO_MODER_MODER0 << (POSITION_VAL(Pin) * 2U))) >> (POSITION_VAL(Pin) * 2U)); } /** * @brief Configure gpio output type for several pins on dedicated port. * @note Output type as to be set when gpio pin is in output or * alternate modes. Possible type are Push-pull or Open-drain. * @rmtoll OTYPER OTy LL_GPIO_SetPinOutputType * @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 * @param OutputType This parameter can be one of the following values: * @arg @ref LL_GPIO_OUTPUT_PUSHPULL * @arg @ref LL_GPIO_OUTPUT_OPENDRAIN * @retval None */ __STATIC_INLINE void LL_GPIO_SetPinOutputType(GPIO_TypeDef *GPIOx, uint32_t PinMask, uint32_t OutputType) { MODIFY_REG(GPIOx->OTYPER, PinMask, (PinMask * OutputType)); } /** * @brief Return gpio output type for several pins on dedicated port. * @note Output type as to be set when gpio pin is in output or * alternate modes. Possible type are Push-pull or Open-drain. * @note Warning: only one pin can be passed as parameter. * @rmtoll OTYPER OTy LL_GPIO_GetPinOutputType * @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 * @arg @ref LL_GPIO_PIN_ALL * @retval Returned value can be one of the following values: * @arg @ref LL_GPIO_OUTPUT_PUSHPULL * @arg @ref LL_GPIO_OUTPUT_OPENDRAIN */ __STATIC_INLINE uint32_t LL_GPIO_GetPinOutputType(GPIO_TypeDef *GPIOx, uint32_t Pin) { return (uint32_t)(READ_BIT(GPIOx->OTYPER, Pin) >> POSITION_VAL(Pin)); } /** * @brief Configure gpio speed for a dedicated pin on dedicated port. * @note I/O speed can be Low, Medium, Fast or High speed. * @note Warning: only one pin can be passed as parameter. * @note Refer to datasheet for frequency specifications and the power * supply and load conditions for each speed. * @rmtoll OSPEEDR OSPEEDy LL_GPIO_SetPinSpeed * @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 Speed This parameter 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 * @arg @ref LL_GPIO_SPEED_FREQ_VERY_HIGH * @retval None */ __STATIC_INLINE void LL_GPIO_SetPinSpeed(GPIO_TypeDef *GPIOx, uint32_t Pin, uint32_t Speed) { MODIFY_REG(GPIOx->OSPEEDR, (GPIO_OSPEEDER_OSPEEDR0 << (POSITION_VAL(Pin) * 2U)), (Speed << (POSITION_VAL(Pin) * 2U))); } /** * @brief Return gpio speed for a dedicated pin on dedicated port. * @note I/O speed can be Low, Medium, Fast or High speed. * @note Warning: only one pin can be passed as parameter. * @note Refer to datasheet for frequency specifications and the power * supply and load conditions for each speed. * @rmtoll OSPEEDR OSPEEDy LL_GPIO_GetPinSpeed * @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_SPEED_FREQ_LOW * @arg @ref LL_GPIO_SPEED_FREQ_MEDIUM * @arg @ref LL_GPIO_SPEED_FREQ_HIGH * @arg @ref LL_GPIO_SPEED_FREQ_VERY_HIGH */ __STATIC_INLINE uint32_t LL_GPIO_GetPinSpeed(GPIO_TypeDef *GPIOx, uint32_t Pin) { return (uint32_t)(READ_BIT(GPIOx->OSPEEDR, (GPIO_OSPEEDER_OSPEEDR0 << (POSITION_VAL(Pin) * 2U))) >> (POSITION_VAL(Pin) * 2U)); } /** * @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, (GPIO_PUPDR_PUPDR0 << (POSITION_VAL(Pin) * 2U)), (Pull << (POSITION_VAL(Pin) * 2U))); } /** * @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, (GPIO_PUPDR_PUPDR0 << (POSITION_VAL(Pin) * 2U))) >> (POSITION_VAL(Pin) * 2U)); } /** * @brief Configure gpio alternate function of a dedicated pin from 0 to 7 for a dedicated port. * @note Possible values are from AF0 to AF15 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 * @arg @ref LL_GPIO_AF_8 * @arg @ref LL_GPIO_AF_9 * @arg @ref LL_GPIO_AF_10 * @arg @ref LL_GPIO_AF_11 * @arg @ref LL_GPIO_AF_12 * @arg @ref LL_GPIO_AF_13 * @arg @ref LL_GPIO_AF_14 * @arg @ref LL_GPIO_AF_15 * @retval None */ __STATIC_INLINE void LL_GPIO_SetAFPin_0_7(GPIO_TypeDef *GPIOx, uint32_t Pin, uint32_t Alternate) { MODIFY_REG(GPIOx->AFR[0], (GPIO_AFRL_AFSEL0 << (POSITION_VAL(Pin) * 4U)), (Alternate << (POSITION_VAL(Pin) * 4U))); } /** * @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 * @arg @ref LL_GPIO_AF_8 * @arg @ref LL_GPIO_AF_9 * @arg @ref LL_GPIO_AF_10 * @arg @ref LL_GPIO_AF_11 * @arg @ref LL_GPIO_AF_12 * @arg @ref LL_GPIO_AF_13 * @arg @ref LL_GPIO_AF_14 * @arg @ref LL_GPIO_AF_15 */ __STATIC_INLINE uint32_t LL_GPIO_GetAFPin_0_7(GPIO_TypeDef *GPIOx, uint32_t Pin) { return (uint32_t)(READ_BIT(GPIOx->AFR[0], (GPIO_AFRL_AFSEL0 << (POSITION_VAL(Pin) * 4U))) >> (POSITION_VAL(Pin) * 4U)); } /** * @brief Configure gpio alternate function of a dedicated pin from 8 to 15 for a dedicated port. * @note Possible values are from AF0 to AF15 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 * @arg @ref LL_GPIO_AF_8 * @arg @ref LL_GPIO_AF_9 * @arg @ref LL_GPIO_AF_10 * @arg @ref LL_GPIO_AF_11 * @arg @ref LL_GPIO_AF_12 * @arg @ref LL_GPIO_AF_13 * @arg @ref LL_GPIO_AF_14 * @arg @ref LL_GPIO_AF_15 * @retval None */ __STATIC_INLINE void LL_GPIO_SetAFPin_8_15(GPIO_TypeDef *GPIOx, uint32_t Pin, uint32_t Alternate) { MODIFY_REG(GPIOx->AFR[1], (GPIO_AFRH_AFSEL8 << (POSITION_VAL(Pin >> 8U) * 4U)), (Alternate << (POSITION_VAL(Pin >> 8U) * 4U))); } /** * @brief Return gpio alternate function of a dedicated pin from 8 to 15 for a dedicated port. * @note Possible values are from AF0 to AF15 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 * @arg @ref LL_GPIO_AF_8 * @arg @ref LL_GPIO_AF_9 * @arg @ref LL_GPIO_AF_10 * @arg @ref LL_GPIO_AF_11 * @arg @ref LL_GPIO_AF_12 * @arg @ref LL_GPIO_AF_13 * @arg @ref LL_GPIO_AF_14 * @arg @ref LL_GPIO_AF_15 */ __STATIC_INLINE uint32_t LL_GPIO_GetAFPin_8_15(GPIO_TypeDef *GPIOx, uint32_t Pin) { return (uint32_t)(READ_BIT(GPIOx->AFR[1], (GPIO_AFRH_AFSEL8 << (POSITION_VAL(Pin >> 8U) * 4U))) >> (POSITION_VAL(Pin >> 8U) * 4U)); } /** * @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); } /** * @brief Set several pins to low level on dedicated gpio port. * @rmtoll BSRR BRy LL_GPIO_ResetOutputPin * @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_ResetOutputPin(GPIO_TypeDef *GPIOx, uint32_t PinMask) { WRITE_REG(GPIOx->BSRR, (PinMask << 16)); } /** * @brief Toggle data value for several pin of dedicated port. * @rmtoll ODR ODy LL_GPIO_TogglePin * @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_TogglePin(GPIO_TypeDef *GPIOx, uint32_t PinMask) { WRITE_REG(GPIOx->ODR, READ_REG(GPIOx->ODR) ^ PinMask); } /** * @} */ #if defined(USE_FULL_LL_DRIVER) /** @defgroup GPIO_LL_EF_Init Initialization and de-initialization functions * @{ */ ErrorStatus LL_GPIO_DeInit(GPIO_TypeDef *GPIOx); ErrorStatus LL_GPIO_Init(GPIO_TypeDef *GPIOx, LL_GPIO_InitTypeDef *GPIO_InitStruct); void LL_GPIO_StructInit(LL_GPIO_InitTypeDef *GPIO_InitStruct); /** * @} */ #endif /* USE_FULL_LL_DRIVER */ /** * @} */ /** * @} */ #endif /* defined (GPIOA) || defined (GPIOB) || defined (GPIOC) || defined (GPIOD) || defined (GPIOE) || defined (GPIOF) || defined (GPIOG) || defined (GPIOH) || defined (GPIOI) || defined (GPIOJ) || defined (GPIOK) */ /** * @} */ #ifdef __cplusplus } #endif #endif /* __STM32F4xx_LL_GPIO_H */ /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/