mbed library sources. Supersedes mbed-src.

Dependents:   Nucleo_Hello_Encoder BLE_iBeaconScan AM1805_DEMO DISCO-F429ZI_ExportTemplate1 ... more

Revision:
156:95d6b41a828b
Child:
180:96ed750bd169
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/targets/TARGET_STM/TARGET_STM32F0/device/stm32f0xx_ll_gpio.h	Mon Jan 16 15:03:32 2017 +0000
@@ -0,0 +1,962 @@
+/**
+  ******************************************************************************
+  * @file    stm32f0xx_ll_gpio.h
+  * @author  MCD Application Team
+  * @version V1.4.0
+  * @date    27-May-2016
+  * @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                 ((uint32_t)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            ((uint32_t)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             ((uint32_t)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_1 /*!< Select I/O fast output speed   */
+#define LL_GPIO_SPEED_FREQ_VERY_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_FAST                 LL_GPIO_SPEED_FREQ_HIGH
+#define LL_GPIO_SPEED_HIGH                 LL_GPIO_SPEED_FREQ_VERY_HIGH
+
+
+/** @defgroup GPIO_LL_EC_PULL Pull Up Pull Down
+  * @{
+  */
+#define LL_GPIO_PULL_NO                    ((uint32_t)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                       ((uint32_t)0x0000000U) /*!< Select alternate function 0 */
+#define LL_GPIO_AF_1                       ((uint32_t)0x0000001U) /*!< Select alternate function 1 */
+#define LL_GPIO_AF_2                       ((uint32_t)0x0000002U) /*!< Select alternate function 2 */
+#define LL_GPIO_AF_3                       ((uint32_t)0x0000003U) /*!< Select alternate function 3 */
+#define LL_GPIO_AF_4                       ((uint32_t)0x0000004U) /*!< Select alternate function 4 */
+#define LL_GPIO_AF_5                       ((uint32_t)0x0000005U) /*!< Select alternate function 5 */
+#define LL_GPIO_AF_6                       ((uint32_t)0x0000006U) /*!< Select alternate function 6 */
+#define LL_GPIO_AF_7                       ((uint32_t)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
+  *         @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, ((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
+  *         @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, ((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_AFRL0),
+             ((((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_AFRL0)) / (((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_AFRH0),
+             (((((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_AFRH0)) / ((((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****/