kopia lustrzana https://github.com/lightaprs/LightAPRS-W-1.0
56 wiersze
1.3 KiB
C++
Executable File
56 wiersze
1.3 KiB
C++
Executable File
/*
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* TimeRTC.pde
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* example code illustrating Time library with Real Time Clock.
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*
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*/
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#include <TimeLib.h>
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#include <Wire.h>
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#include <DS1307RTC.h> // a basic DS1307 library that returns time as a time_t
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void setup() {
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Serial.begin(9600);
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while (!Serial) ; // wait until Arduino Serial Monitor opens
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setSyncProvider(RTC.get); // the function to get the time from the RTC
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if(timeStatus()!= timeSet)
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Serial.println("Unable to sync with the RTC");
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else
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Serial.println("RTC has set the system time");
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}
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void loop()
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{
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if (timeStatus() == timeSet) {
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digitalClockDisplay();
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} else {
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Serial.println("The time has not been set. Please run the Time");
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Serial.println("TimeRTCSet example, or DS1307RTC SetTime example.");
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Serial.println();
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delay(4000);
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}
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delay(1000);
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}
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void digitalClockDisplay(){
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// digital clock display of the time
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Serial.print(hour());
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printDigits(minute());
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printDigits(second());
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Serial.print(" ");
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Serial.print(day());
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Serial.print(" ");
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Serial.print(month());
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Serial.print(" ");
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Serial.print(year());
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Serial.println();
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}
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void printDigits(int digits){
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// utility function for digital clock display: prints preceding colon and leading 0
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Serial.print(":");
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if(digits < 10)
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Serial.print('0');
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Serial.print(digits);
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}
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