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54 lines
1.2 KiB
C
54 lines
1.2 KiB
C
/*
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* Copyright (C) 2020 Nalys
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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 tests
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* @{
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*
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* @file
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* @brief Test application for the BH1900NUX Temperature sensor
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*
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* @author Wouter Symons <wsymons@nalys-group.com>
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*
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* @}
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*/
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#include <stdio.h>
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#include "xtimer.h"
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#include "bh1900nux.h"
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#include "bh1900nux_params.h"
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#define RATE (200LU * US_PER_MS) /* 200ms */
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int main(void)
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{
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int res = 0;
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int16_t temp = 0;
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bh1900nux_t dev;
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xtimer_ticks32_t last = xtimer_now();
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puts("bh1900nux temperature sensor test\n");
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/* initialize the device */
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res = bh1900nux_init(&dev, &bh1900nux_params[0]);
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if (res != BH1900NUX_OK) {
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puts("error: unable to initialize sensor [I2C initialization error]");
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return 1;
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}
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/* periodically read the sensor */
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while (1) {
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bh1900nux_read(&dev, &temp);
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printf("temperature: %d.%d deg. C\n", (int)temp / 1000, temp % 1000);
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xtimer_periodic_wakeup(&last, RATE);
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}
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return 0;
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}
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