43 lines
1.1 KiB
C++
Executable File
43 lines
1.1 KiB
C++
Executable File
// Date and time functions using a RX8025 RTC connected via I2C and Wire lib
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#include <Wire.h>
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#include "RTClib.h"
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RTC_DS3231 RTC; //Create the DS3231 object
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char weekDay[][4] = {"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat" };
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//year, month, date, hour, min, sec and week-day(starts from 0 and goes to 6)
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//writing any non-existent time-data may interfere with normal operation of the RTC.
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//Take care of week-day also.
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DateTime dt(2018, 3, 20, 21, 51, 0);
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void setup ()
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{
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Serial.begin(57600);
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Wire.begin();
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RTC.begin();
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RTC.adjust(dt); //Adjust date-time as defined 'dt' above
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}
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void loop ()
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{
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DateTime now = RTC.now(); //get the current date-time
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Serial.print(now.year(), DEC);
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Serial.print('/');
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Serial.print(now.month(), DEC);
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Serial.print('/');
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//Serial.print(now.date(), DEC);
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Serial.print(' ');
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Serial.print(now.hour(), DEC);
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Serial.print(':');
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Serial.print(now.minute(), DEC);
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Serial.print(':');
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Serial.print(now.second(), DEC);
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Serial.println();
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//Serial.print(weekDay[now.dayOfWeek()]);
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Serial.println();
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delay(1000);
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}
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