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Show/hide line numbers stm32l475e_iot01_accelero.c Source File

stm32l475e_iot01_accelero.c

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00001 /**
00002   ******************************************************************************
00003   * @file    stm32l475e_iot01_accelero.c
00004   * @author  MCD Application Team
00005   * @brief   This file provides a set of functions needed to manage the accelerometer sensor
00006   ******************************************************************************
00007   * @attention
00008   *
00009   * <h2><center>&copy; Copyright (c) 2017 STMicroelectronics.
00010   * All rights reserved.</center></h2>
00011   *
00012   * This software component is licensed by ST under BSD 3-Clause license,
00013   * the "License"; You may not use this file except in compliance with the
00014   * License. You may obtain a copy of the License at:
00015   *                        opensource.org/licenses/BSD-3-Clause
00016   *
00017   ******************************************************************************
00018   */
00019 
00020 /* Includes ------------------------------------------------------------------*/
00021 #include "stm32l475e_iot01_accelero.h"
00022 /** @addtogroup BSP
00023   * @{
00024   */ 
00025 
00026 /** @addtogroup STM32L475E_IOT01
00027   * @{
00028   */
00029 
00030 /** @defgroup STM32L475E_IOT01_ACCELERO ACCELERO
00031   * @{
00032   */
00033 
00034 /** @defgroup STM32L475E_IOT01_ACCELERO_Private_Variables ACCELERO Private Variables 
00035   * @{
00036   */    
00037 static ACCELERO_DrvTypeDef *AccelerometerDrv;  
00038 /**
00039   * @}
00040   */
00041 
00042 /** @defgroup STM32L475E_IOT01_ACCELERO_Private_Functions ACCELERO Private Functions
00043   * @{
00044   */ 
00045 /**
00046   * @brief  Initialize the ACCELERO.
00047   * @retval ACCELERO_OK or ACCELERO_ERROR
00048   */
00049 ACCELERO_StatusTypeDef BSP_ACCELERO_Init(void)
00050 {  
00051   ACCELERO_StatusTypeDef ret = ACCELERO_OK;
00052   uint16_t ctrl = 0x0000;
00053   ACCELERO_InitTypeDef LSM6DSL_InitStructure;
00054 
00055   if(Lsm6dslAccDrv.ReadID() != LSM6DSL_ACC_GYRO_WHO_AM_I)
00056   {
00057     ret = ACCELERO_ERROR;
00058   }
00059   else
00060   {
00061     /* Initialize the ACCELERO accelerometer driver structure */
00062     AccelerometerDrv = &Lsm6dslAccDrv;
00063   
00064     /* MEMS configuration ------------------------------------------------------*/
00065     /* Fill the ACCELERO accelerometer structure */
00066     LSM6DSL_InitStructure.AccOutput_DataRate = LSM6DSL_ODR_52Hz;
00067     LSM6DSL_InitStructure.Axes_Enable = 0;
00068     LSM6DSL_InitStructure.AccFull_Scale = LSM6DSL_ACC_FULLSCALE_2G;
00069     LSM6DSL_InitStructure.BlockData_Update = LSM6DSL_BDU_BLOCK_UPDATE;
00070     LSM6DSL_InitStructure.High_Resolution = 0;
00071     LSM6DSL_InitStructure.Communication_Mode = 0;
00072         
00073     /* Configure MEMS: data rate, full scale  */
00074     ctrl =  (LSM6DSL_InitStructure.AccOutput_DataRate | LSM6DSL_InitStructure.AccFull_Scale);
00075     
00076     /* Configure MEMS: BDU and Auto-increment for multi read/write */
00077     ctrl |= ((LSM6DSL_InitStructure.BlockData_Update | LSM6DSL_ACC_GYRO_IF_INC_ENABLED) << 8);
00078 
00079     /* Configure the ACCELERO accelerometer main parameters */
00080     AccelerometerDrv->Init(ctrl);
00081   }  
00082 
00083   return ret;
00084 }
00085 
00086 /**
00087   * @brief  DeInitialize the ACCELERO.
00088   * @retval None.
00089   */
00090 void BSP_ACCELERO_DeInit(void)
00091 {
00092   /* DeInitialize the accelerometer IO interfaces */
00093   if(AccelerometerDrv != NULL)
00094   {
00095     if(AccelerometerDrv->DeInit != NULL)
00096     {
00097       AccelerometerDrv->DeInit();
00098     }
00099   }
00100 }
00101 
00102 /**
00103   * @brief  Set/Unset the ACCELERO in low power mode.
00104   * @param  status 0 means disable Low Power Mode, otherwise Low Power Mode is enabled
00105   * @retval None
00106   */
00107 void BSP_ACCELERO_LowPower(uint16_t status)
00108 {
00109   /* Set/Unset the ACCELERO in low power mode */
00110   if(AccelerometerDrv != NULL)
00111   {
00112     if(AccelerometerDrv->LowPower != NULL)
00113     {
00114       AccelerometerDrv->LowPower(status);
00115     }
00116   }
00117 }
00118 
00119 /**
00120   * @brief  Get XYZ acceleration values.
00121   * @param  pDataXYZ Pointer on 3 angular accelerations table with  
00122   *                  pDataXYZ[0] = X axis, pDataXYZ[1] = Y axis, pDataXYZ[2] = Z axis
00123   * @retval None
00124   */
00125 void BSP_ACCELERO_AccGetXYZ(int16_t *pDataXYZ)
00126 {
00127   if(AccelerometerDrv != NULL)
00128   {
00129     if(AccelerometerDrv->GetXYZ != NULL)
00130     {   
00131       AccelerometerDrv->GetXYZ(pDataXYZ);
00132     }
00133   }
00134 }
00135 /**
00136   * @}
00137   */
00138 
00139 /**
00140   * @}
00141   */
00142 
00143 /**
00144   * @}
00145   */
00146 
00147 /**
00148   * @}
00149   */
00150 
00151 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/