text: /**
    ******************************************************************************
    * @file    stm32l496g_discovery_io.h
    * @author  MCD Application Team
    * @brief   This file contains the common defines and functions prototypes for
    *          the stm32l496g_eval_io.c driver.
    ******************************************************************************
    * @attention
    *
    * <h2><center>&copy; 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 __STM32L496G_DISCO_IO_H
  #define __STM32L496G_DISCO_IO_H
  
  #ifdef __cplusplus
  extern "C" {
  #endif
  
  /* Includes ------------------------------------------------------------------*/
  #include "stm32l496g_discovery.h"
  #include "../Components/mfxstm32l152/mfxstm32l152.h"
  
  /** @addtogroup BSP
    * @{
    */
  
  /** @addtogroup STM32L496G_DISCO
    * @{
    */
  
  /** @addtogroup STM32L496G_DISCO_IO
    * @{
    */
  
  /* Exported types ------------------------------------------------------------*/
  
  /** @defgroup STM32L496G_DISCO_IO_Exported_Types Exported Types
    * @{
    */
  typedef enum
  {
    IO_OK       = 0x00,
    IO_ERROR    = 0x01,
    IO_TIMEOUT  = 0x02,
    IO_ALREADY_INITIALIZED  = 0x03
  }
  IO_StatusTypeDef;
  
  /**
    * @}
    */
  
  /** @defgroup STM32L496G_DISCO_IO_Exported_Constants Exported Constants
    * @{
    */
  /* Virtual pin offset IOExpander1 */
  #define IO1_PIN_OFFSET               0
  
  
  /* Pins definition IOExpander */
  #define IO1_PIN_0                     (uint32_t)(0x00000001 << IO1_PIN_OFFSET)
  #define IO1_PIN_1                     (uint32_t)(0x00000002 << IO1_PIN_OFFSET)
  #define IO1_PIN_2                     (uint32_t)(0x00000004 << IO1_PIN_OFFSET)
  #define IO1_PIN_3                     (uint32_t)(0x00000008 << IO1_PIN_OFFSET)
  #define IO1_PIN_4                     (uint32_t)(0x00000010 << IO1_PIN_OFFSET)
  #define IO1_PIN_5                     (uint32_t)(0x00000020 << IO1_PIN_OFFSET)
  #define IO1_PIN_6                     (uint32_t)(0x00000040 << IO1_PIN_OFFSET)
  #define IO1_PIN_7                     (uint32_t)(0x00000080 << IO1_PIN_OFFSET)
  #define IO1_PIN_8                     (uint32_t)(0x00000100 << IO1_PIN_OFFSET)
  #define AGPIO_PIN_0                   (uint32_t)(0x00010000 << IO1_PIN_OFFSET)
  #define AGPIO_PIN_1                   (uint32_t)(0x00020000 << IO1_PIN_OFFSET)
  
  #define IO1_PIN_ALL                   (uint32_t)(0x000301FF << IO1_PIN_OFFSET)
  
  
  
  
  /**
    * @}
    */
  
  /* Exported functions --------------------------------------------------------*/
  
  /** @defgroup STM32L496G_DISCO_IO_Exported_Functions Exported Functions
    * @{
    */
  
  uint8_t  BSP_IO_Init(void);
  void     BSP_IO_ITClear(uint32_t IO_Pin);
  uint32_t BSP_IO_ITGetStatus(uint32_t IO_Pin);
  uint8_t  BSP_IO_ConfigPin(uint32_t IO_Pin, IO_ModeTypedef IO_Mode);
  void     BSP_IO_WritePin(uint32_t IO_Pin, uint8_t PinState);
  uint32_t BSP_IO_ReadPin(uint32_t IO_Pin);
  void     BSP_IO_TogglePin(uint32_t IO_Pin);
  
  /**
    * @}
    */
  
  /**
    * @}
    */
  
  /**
    * @}
    */
  
  /**
    * @}
    */
  
  #ifdef __cplusplus
  }
  #endif
  
  #endif /* __STM32L496G_DISCO_IO_H */
  
  /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
  