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RIOT/drivers/lsm6dsl/lsm6dsl_saul.c 1.61 KB
a752c7ab   elopes   add first test an...
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  /*
   * Copyright (C) 2017 OTA keys S.A.
   *
   * This file is subject to the terms and conditions of the GNU Lesser
   * General Public License v2.1. See the file LICENSE in the top level
   * directory for more details.
   *
   */
  
  /**
   * @ingroup     drivers_lsm6dsl
   * @{
   *
   * @file
   * @brief       SAUL implementation for the LSM6DSL 3D accelerometer/gyroscope.
   *
   * @author      Vincent Dupont <vincent@otakeys.com>
   * @author      Sebastian Meiling <s@mlng.net>
   *
   * @}
   */
  
  #include "lsm6dsl.h"
  #include "saul.h"
  
  static int read_acc(const void *dev, phydat_t *res)
  {
      int ret = lsm6dsl_read_acc((const lsm6dsl_t *)dev, (lsm6dsl_3d_data_t *)res);
      if (ret < 0) {
          return -ECANCELED;
      }
  
      res->scale = -3;
      res->unit = UNIT_G;
  
      return 3;
  }
  
  static int read_gyro(const void *dev, phydat_t *res)
  {
      int ret = lsm6dsl_read_gyro((const lsm6dsl_t *)dev, (lsm6dsl_3d_data_t *)res);
      if (ret < 0) {
          return -ECANCELED;
      }
  
      res->scale = -1;
      res->unit = UNIT_DPS;
  
      return 3;
  }
  
  static int read_temp(const void *dev, phydat_t *res)
  {
      if (lsm6dsl_read_temp((const lsm6dsl_t *)dev, (int16_t *)&res[0]) < 0) {
          return -ECANCELED;
      }
      res->scale = -2;
      res->unit = UNIT_TEMP_C;
  
      return 1;
  }
  
  const saul_driver_t lsm6dsl_saul_acc_driver = {
      .read = read_acc,
      .write = saul_notsup,
      .type = SAUL_SENSE_ACCEL,
  };
  
  const saul_driver_t lsm6dsl_saul_gyro_driver = {
      .read = read_gyro,
      .write = saul_notsup,
      .type = SAUL_SENSE_GYRO,
  };
  
  const saul_driver_t lsm6dsl_saul_temp_driver = {
      .read = read_temp,
      .write = saul_notsup,
      .type = SAUL_SENSE_TEMP,
  };