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41 lines
906 B
C
41 lines
906 B
C
/*
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* Copyright (C) 2018 Gunar Schorcht
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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_hmc5883l
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* @brief HMC5883L adaption to the RIOT actuator/sensor interface
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* @author Gunar Schorcht <gunar@schorcht.net>
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* @file
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*/
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#include <string.h>
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#include "saul.h"
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#include "hmc5883l.h"
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static int read(const void *dev, phydat_t *res)
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{
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hmc5883l_data_t data;
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int ret = hmc5883l_read((const hmc5883l_t *)dev, &data);
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if (ret < 0) {
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return -ECANCELED;
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}
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res->val[0] = data.x;
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res->val[1] = data.y;
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res->val[2] = data.z;
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res->unit = UNIT_GS;
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res->scale = -3;
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return 3;
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}
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const saul_driver_t hmc5883l_saul_driver = {
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.read = read,
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.write = saul_notsup,
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.type = SAUL_SENSE_MAG,
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};
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