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67 lines
1.6 KiB
C
67 lines
1.6 KiB
C
/*
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* Copyright (C) 2017 RWTH Aachen, Steffen Robertz, Josua Arndt
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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 SHTCX temperature and humidity sensor
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*
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* @author Steffen Robertz <steffen.robertz@rwth-aachen.de>
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* @author Josua Arndt <jarndt@ias.rwth-aachen.de>
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* @author Michel Gerlach <michel.gerlach@haw-hamburg.de>
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*
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* @}
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "timex.h"
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#include "ztimer.h"
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#include "fmt.h"
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#include "shtcx.h"
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#include "shtcx_params.h"
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int main(void)
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{
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shtcx_t dev;
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int16_t temp;
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uint16_t hum;
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char str_temp[8];
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char str_hum[8];
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size_t len;
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puts("SHTCX test application\n");
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if ((shtcx_init(&dev, &shtcx_params[0])) != SHTCX_OK) {
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puts("can't initialize the sensor");
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return -1;
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}
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puts("SHTCX initialized\n");
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while (1) {
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if (shtcx_read(&dev, &hum, &temp) == SHTCX_OK) {
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len = fmt_s16_dfp(str_temp, temp, -2);
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str_temp[len] = '\0';
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len = fmt_s16_dfp(str_hum, hum, -2);
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str_hum[len] = '\0';
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} else {
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strcpy(str_temp, "ERROR");
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strcpy(str_hum, "ERROR");
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}
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/* print values to STDIO */
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printf("Temperature [°C]: %s\n", str_temp);
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printf(" Humidity [%%rH]: %s\n", str_hum);
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ztimer_sleep(ZTIMER_MSEC, 2 * MS_PER_SEC);
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}
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return 0;
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}
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