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GEX port to STM32F072. This is currently the main port.
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gex-f072/Drivers/STM32F0xx_HAL_Driver/Inc/stm32f0xx_ll_gpio.h

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/**
******************************************************************************
* @file stm32f0xx_ll_gpio.h
* @author MCD Application Team
* @brief Header file of GPIO LL module.
******************************************************************************
* @attention
*
* <h2><center>&copy; COPYRIGHT(c) 2016 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 __STM32F0xx_LL_GPIO_H
#define __STM32F0xx_LL_GPIO_H
#ifdef __cplusplus
extern "C" {
#endif
/* Includes ------------------------------------------------------------------*/
#include "stm32f0xx.h"
/** @addtogroup STM32F0xx_LL_Driver
* @{
*/
#if defined (GPIOA) || defined (GPIOB) || defined (GPIOC) || defined (GPIOD) || defined (GPIOE) || defined (GPIOF)
/** @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_OSPEEDR_OSPEEDR0_0 /*!< Select I/O medium output speed */
#define LL_GPIO_SPEED_FREQ_HIGH GPIO_OSPEEDR_OSPEEDR0 /*!< Select I/O high output speed */
/**
* @}
*/
#define LL_GPIO_SPEED_LOW LL_GPIO_SPEED_FREQ_LOW
#define LL_GPIO_SPEED_MEDIUM LL_GPIO_SPEED_FREQ_MEDIUM
#define LL_GPIO_SPEED_HIGH LL_GPIO_SPEED_FREQ_HIGH
/** @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 */
/**
* @}
*/
/**
* @}
*/
/* 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, ((Pin * Pin) * GPIO_MODER_MODER0), ((Pin * Pin) * Mode));
}
/**
* @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, ((Pin * Pin) * GPIO_MODER_MODER0)) / (Pin * Pin));
}
/**
* @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) / 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
* @retval None
*/
__STATIC_INLINE void LL_GPIO_SetPinSpeed(GPIO_TypeDef *GPIOx, uint32_t Pin, uint32_t Speed)
{
MODIFY_REG(GPIOx->OSPEEDR, ((Pin * Pin) * GPIO_OSPEEDR_OSPEEDR0), ((Pin * Pin) * Speed));
}
/**
* @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
*/
__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);
}
/**
* @brief Set several pins to low level on dedicated gpio port.
* @rmtoll BRR 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->BRR, PinMask);
}
/**
* @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) */
/**
* @}
*/
#ifdef __cplusplus
}
#endif
#endif /* __STM32F0xx_LL_GPIO_H */
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/