Contains the BSP driver for the B-L475E-IOT01 board.
Dependents: mbed-os-example-ble-Thermometer DISCO_L475VG_IOT01-Telegram-BOT DISCO_L475VG_IOT01-sche_cheveux DISCO_L475VG_IOT01-QSPI_FLASH_FILE_SYSTEM ... more
https://os.mbed.com/platforms/ST-Discovery-L475E-IOT01A/
Drivers/BSP/B-L475E-IOT01/stm32l475e_iot01_hsensor.c
- Committer:
- jeromecoutant
- Date:
- 2019-09-24
- Revision:
- 7:bfe8272ced90
- Parent:
- 6:9dfa42666f03
File content as of revision 7:bfe8272ced90:
/** ****************************************************************************** * @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>© 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****/