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62 lines
1.5 KiB
C
62 lines
1.5 KiB
C
/*
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* Copyright (C) 2017 HAW Hamburg
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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 HTS221 humidity and temperature sensor driver test application
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*
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* @author Sebastian Meiling <s@mlng.net>
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*
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* @}
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*/
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#include <stdlib.h>
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#include <stdio.h>
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#include "hts221.h"
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#include "hts221_params.h"
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#include "xtimer.h"
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#define SLEEP_S (2U)
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static hts221_t dev;
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int main(void)
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{
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printf("Init HTS221 on I2C_DEV(%i)\n", (int)hts221_params[0].i2c);
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if (hts221_init(&dev, &hts221_params[0]) != HTS221_OK) {
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puts("[FAILED]");
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return 1;
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}
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if (hts221_power_on(&dev) != HTS221_OK) {
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puts("[FAILED] to set power on!");
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return 2;
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}
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if (hts221_set_rate(&dev, dev.p.rate) != HTS221_OK) {
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puts("[FAILED] to set continuous mode!");
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return 3;
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}
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while(1) {
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uint16_t hum = 0;
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int16_t temp = 0;
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if (hts221_read_humidity(&dev, &hum) != HTS221_OK) {
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puts(" -- failed to read humidity!");
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}
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if (hts221_read_temperature(&dev, &temp) != HTS221_OK) {
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puts(" -- failed to read temperature!");
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}
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printf("H: %d.%d%%, T: %d.%d°C\n", (hum / 10), (hum % 10),
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(temp / 10), abs(temp % 10));
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xtimer_sleep(SLEEP_S);
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}
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return 0;
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}
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