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54 lines
1.2 KiB
C
54 lines
1.2 KiB
C
/*
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* Copyright (C) 2015 Freie Universität Berlin
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*
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* This file is subject to the terms and conditions of the GNU Lesser
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* General Public License v2.1. See the file LICENSE in the top level
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* directory for more details.
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*/
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/**
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* @ingroup drivers_lps331ap
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* @{
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*
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* @file
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* @brief LPS331ap adaption to the RIOT actuator/sensor interface
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*
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* @author Hauke Petersen <hauke.petersen@fu-berlin.de>
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*
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* @}
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*/
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#include <string.h>
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#include "saul.h"
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#include "lps331ap.h"
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static int read_pres(const void *dev, phydat_t *res)
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{
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res->val[0] = (int16_t)lps331ap_read_pres((const lps331ap_t *)dev);
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res->unit = UNIT_BAR;
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res->scale = -3;
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return 1;
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}
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static int read_temp(const void *dev, phydat_t *res)
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{
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res->val[0] = (int16_t)(lps331ap_read_temp((const lps331ap_t *)dev) / 10);
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res->unit = UNIT_TEMP_C;
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/* above division by ten leads to °C * 10^-2*/
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res->scale = -2;
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return 1;
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}
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const saul_driver_t lps331ap_saul_pres_driver = {
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.read = read_pres,
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.write = saul_notsup,
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.type = SAUL_SENSE_PRESS,
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};
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const saul_driver_t lps331ap_saul_temp_driver = {
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.read = read_temp,
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.write = saul_notsup,
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.type = SAUL_SENSE_TEMP,
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};
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