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324af8fc92
This commit cleans up multiple items with the UPM C example source.
* Switch from usleep and sleep to upm_delay* methods
* Include a mraa_init and check return value prior to using sensor
* All example mains now return
* Added include for mraa.h and upm_utilites.h to all examples
* Reformatted/removed tabs
* Updated author line for the examples I wrote
Signed-off-by: Noel Eck <noel.eck@intel.com>
86 lines
2.2 KiB
C
86 lines
2.2 KiB
C
/*
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* Author: Jon Trulson <jtrulson@ics.com>
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* Copyright (c) 2016 Intel Corporation.
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include <unistd.h>
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#include <signal.h>
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#include "sht1x.h"
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#include "upm_utilities.h"
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#include "mraa.h"
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bool shouldRun = true;
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void sig_handler(int signo)
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{
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if (signo == SIGINT)
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shouldRun = false;
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}
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int main()
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{
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if (mraa_init() != MRAA_SUCCESS)
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{
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perror("Failed to initialize mraa\n");
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return -1;
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}
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signal(SIGINT, sig_handler);
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//! [Interesting]
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// Instantiate a SHT1X sensor using D2 as the clock, and D3 as the
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// data pin.
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sht1x_context sensor = sht1x_init(2, 3);
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if (!sensor)
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{
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printf("sht1x_init() failed.\n");
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return 1;
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}
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// Every 2 seconds, update and print values
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while (shouldRun)
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{
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if (sht1x_update(sensor))
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{
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printf("sht1x_update() failed, exiting.\n");
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break;
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}
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printf("Temperature: %f C\n", sht1x_get_temperature(sensor));
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printf("Humidity: %f RH\n", sht1x_get_humidity(sensor));
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printf("\n");
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upm_delay(2);
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}
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//! [Interesting]
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printf("Exiting\n");
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sht1x_close(sensor);
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return 0;
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}
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