/** ****************************************************************************** * @file stm32l475e_iot01_psensor.c * @author MCD Application Team * @brief This file provides a set of functions needed to manage the pressure sensor ****************************************************************************** * @attention * *

© Copyright (c) 2017 STMicroelectronics International N.V. * All rights reserved.

* * Redistribution and use in source and binary forms, with or without * modification, are permitted, provided that the following conditions are met: * * 1. Redistribution 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 other * contributors to this software may be used to endorse or promote products * derived from this software without specific written permission. * 4. This software, including modifications and/or derivative works of this * software, must execute solely and exclusively on microcontroller or * microprocessor devices manufactured by or for STMicroelectronics. * 5. Redistribution and use of this software other than as permitted under * this license is void and will automatically terminate your rights under * this license. * * THIS SOFTWARE IS PROVIDED BY STMICROELECTRONICS AND CONTRIBUTORS "AS IS" * AND ANY EXPRESS, IMPLIED OR STATUTORY WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A * PARTICULAR PURPOSE AND NON-INFRINGEMENT OF THIRD PARTY INTELLECTUAL PROPERTY * RIGHTS ARE DISCLAIMED TO THE FULLEST EXTENT PERMITTED BY LAW. IN NO EVENT * SHALL STMICROELECTRONICS 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. * ****************************************************************************** */ /* Includes ------------------------------------------------------------------*/ #include "stm32l475e_iot01_psensor.h" /** @addtogroup BSP * @{ */ /** @addtogroup STM32L475E_IOT01 * @{ */ /** @defgroup STM32L475E_IOT01_PRESSURE PRESSURE * @{ */ /** @defgroup STM32L475E_IOT01_PRESSURE_Private_Variables PRESSURE Private Variables * @{ */ static PSENSOR_DrvTypeDef *Psensor_drv; /** * @} */ /** @defgroup STM32L475E_IOT01_PRESSURE_Private_Functions PRESSURE Private Functions * @{ */ /** * @brief Initializes peripherals used by the I2C Pressure Sensor driver. * @retval PSENSOR status */ uint32_t BSP_PSENSOR_Init(void) { uint32_t ret; if(LPS22HB_P_Drv.ReadID(LPS22HB_I2C_ADDRESS) != LPS22HB_WHO_AM_I_VAL) { ret = PSENSOR_ERROR; } else { Psensor_drv = &LPS22HB_P_Drv; /* PSENSOR Init */ Psensor_drv->Init(LPS22HB_I2C_ADDRESS); ret = PSENSOR_OK; } return ret; } /** * @brief Read ID of LPS22HB. * @retval LPS22HB ID value. */ uint8_t BSP_PSENSOR_ReadID(void) { return Psensor_drv->ReadID(LPS22HB_I2C_ADDRESS); } /** * @brief Read Pressure register of LPS22HB. * @retval LPS22HB measured pressure value. */ float BSP_PSENSOR_ReadPressure(void) { return Psensor_drv->ReadPressure(LPS22HB_I2C_ADDRESS); } /** * @} */ /** * @} */ /** * @} */ /** * @} */ /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/