text: /**
    ******************************************************************************
    * @file    stm32l475e_iot01_hsensor.c
    * @author  MCD Application Team
    * @brief   This file provides a set of functions needed to manage the humidity sensor
    ******************************************************************************
    * @attention
    *
    * <h2><center>&copy; Copyright (c) 2017 STMicroelectronics.
    * All rights reserved.</center></h2>
    *
    * This software component is licensed by ST under BSD 3-Clause license,
    * the "License"; You may not use this file except in compliance with the
    * License. You may obtain a copy of the License at:
    *                        opensource.org/licenses/BSD-3-Clause
    *
    ******************************************************************************
    */
  
  /* Includes ------------------------------------------------------------------*/
  #include "stm32l475e_iot01_hsensor.h"
  
  /** @addtogroup BSP
    * @{
    */ 
  
  /** @addtogroup STM32L475E_IOT01
    * @{
    */
  
  /** @defgroup STM32L475E_IOT01_HUMIDITY HUMIDITY
    * @{
    */
  
  /** @defgroup STM32L475E_IOT01_HUMIDITY_Private_Variables HUMIDITY Private Variables 
    * @{
    */ 
  static HSENSOR_DrvTypeDef *Hsensor_drv;  
  /**
    * @}
    */
  
  /** @defgroup STM32L475E_IOT01_HUMIDITY_Private_Functions HUMIDITY Private Functions
    * @{
    */ 
  
  /**
    * @brief  Initializes peripherals used by the I2C Humidity Sensor driver.
    * @retval HSENSOR status
    */
  uint32_t BSP_HSENSOR_Init(void)
  {
    uint32_t ret;
    
    if(HTS221_H_Drv.ReadID(HTS221_I2C_ADDRESS) != HTS221_WHO_AM_I_VAL)
    {
      ret = HSENSOR_ERROR;
    }
    else
    {
      Hsensor_drv = &HTS221_H_Drv;
      /* HSENSOR Init */   
      Hsensor_drv->Init(HTS221_I2C_ADDRESS);
      ret = HSENSOR_OK;
    }
    
    return ret;
  }
  
  /**
    * @brief  Read ID of HTS221.
    * @retval HTS221 ID value.
    */
  uint8_t BSP_HSENSOR_ReadID(void)
  { 
    return Hsensor_drv->ReadID(HTS221_I2C_ADDRESS);
  }
  
  /**
    * @brief  Read Humidity register of HTS221.
    * @retval HTS221 measured humidity value.
    */
  float BSP_HSENSOR_ReadHumidity(void)
  { 
    return Hsensor_drv->ReadHumidity(HTS221_I2C_ADDRESS);
  }
  /**
    * @}
    */
  
  /**
    * @}
    */
  
  /**
    * @}
    */
  
  /**
    * @}
    */
  /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
  