/* * Copyright (C) 2016 Kees Bakker, SODAQ * * 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 driver_bme280 * @{ * * @file * @brief SAUL adoption for BME280 sensor. * * @author Kees Bakker * * @} */ #include "saul.h" #include "bme280.h" static int read_temperature(void *dev, phydat_t *res) { bme280_t *d = (bme280_t *)dev; res->val[0] = bme280_read_temperature(d); res->unit = UNIT_TEMP_C; res->scale = -2; return 1; } static int read_relative_humidity(void *dev, phydat_t *res) { bme280_t *d = (bme280_t *)dev; res->val[0] = bme280_read_humidity(d); res->unit = UNIT_PERCENT; res->scale = -2; return 1; } static int read_pressure(void *dev, phydat_t *res) { bme280_t *d = (bme280_t *)dev; res->val[0] = bme280_read_pressure(d) / 100; res->unit = UNIT_PA; res->scale = 2; return 1; } const saul_driver_t bme280_temperature_saul_driver = { .read = read_temperature, .write = saul_notsup, .type = SAUL_SENSE_TEMP, }; const saul_driver_t bme280_relative_humidity_saul_driver = { .read = read_relative_humidity, .write = saul_notsup, .type = SAUL_SENSE_HUM, }; const saul_driver_t bme280_pressure_saul_driver = { .read = read_pressure, .write = saul_notsup, .type = SAUL_SENSE_PRESS, };