upm/examples/c++/ds1307.cxx
Mihai Tudor Panu 89d5de43e0 license: update to SPDX style license text throughout
Signed-off-by: Mihai Tudor Panu <mihai.tudor.panu@intel.com>
2020-03-05 15:13:36 -08:00

63 lines
1.3 KiB
C++

/*
* Author: Jon Trulson <jtrulson@ics.com>
* Copyright (c) 2014 Intel Corporation.
*
* This program and the accompanying materials are made available under the
* terms of the The MIT License which is available at
* https://opensource.org/licenses/MIT.
*
* SPDX-License-Identifier: MIT
*/
#include <iostream>
#include <string>
#include "ds1307.hpp"
using namespace std;
void
printTime(upm::DS1307& rtc)
{
cout << "The time is: " << rtc.month << "/" << rtc.dayOfMonth << "/" << rtc.year << " "
<< rtc.hours << ":" << rtc.minutes << ":" << rtc.seconds;
if (rtc.amPmMode)
cout << ((rtc.pm) ? " PM " : " AM ");
cout << endl;
cout << "Clock is in " << ((rtc.amPmMode) ? "AM/PM mode" : "24hr mode") << endl;
}
int
main(int argc, char** argv)
{
//! [Interesting]
// Instantiate a DS1037 on I2C bus 0
upm::DS1307 rtc(0);
// always do this first
cout << "Loading the current time... " << endl;
if (!rtc.loadTime()) {
cerr << "rtc.loadTime() failed." << endl;
return 0;
}
printTime(rtc);
// set the year as an example
cout << "setting the year to 50" << endl;
rtc.year = 50;
rtc.setTime();
// reload the time and print it
rtc.loadTime();
printTime(rtc);
//! [Interesting]
return 0;
}