kopia lustrzana https://github.com/lightaprs/LightAPRS-W-1.0
72 wiersze
1.8 KiB
C++
Executable File
72 wiersze
1.8 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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* This example requires Markus Lange's Arduino Due RTC Library
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* https://github.com/MarkusLange/Arduino-Due-RTC-Library
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*/
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#include <TimeLib.h>
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#include <rtc_clock.h>
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// Select the Slowclock source
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//RTC_clock rtc_clock(RC);
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RTC_clock rtc_clock(XTAL);
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void setup() {
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Serial.begin(9600);
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rtc_clock.init();
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if (rtc_clock.date_already_set() == 0) {
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// Unfortunately, the Arduino Due hardware does not seem to
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// be designed to maintain the RTC clock state when the
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// board resets. Markus described it thusly: "Uhh the Due
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// does reset with the NRSTB pin. This resets the full chip
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// with all backup regions including RTC, RTT and SC. Only
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// if the reset is done with the NRST pin will these regions
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// stay with their old values."
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rtc_clock.set_time(__TIME__);
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rtc_clock.set_date(__DATE__);
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// However, this might work on other unofficial SAM3X boards
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// with different reset circuitry than Arduino Due?
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}
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setSyncProvider(getArduinoDueTime);
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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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time_t getArduinoDueTime()
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{
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return rtc_clock.unixtime();
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}
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void loop()
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{
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digitalClockDisplay();
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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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