Subversion Repositories idreammicro-arduino

// Code by JeeLabs http://news.jeelabs.org/code/
// Released to the public domain! Enjoy!

// Simple general-purpose date/time class (no TZ / DST / leap second handling!)
class DateTime {
public:
    DateTime (uint32_t t =0);
    DateTime (uint16_t year, uint8_t month, uint8_t day,
                uint8_t hour =0, uint8_t min =0, uint8_t sec =0);
    DateTime (const char* date, const char* time);
    uint16_t year() const       { return 2000 + yOff; }
    uint8_t month() const       { return m; }
    uint8_t day() const         { return d; }
    uint8_t hour() const        { return hh; }
    uint8_t minute() const      { return mm; }
    uint8_t second() const      { return ss; }
    uint8_t dayOfWeek() const;
   
    void setYear(uint16_t year) { yOff = year - 2000; }
    void setMonth(uint8_t month) { m = month; }
    void setDay(uint8_t day) { d = day; }
    void setHour(uint8_t hour) { hh = hour; }
    void setMinute(uint8_t minute) { mm = minute; }
    void setSecond(uint8_t second) { ss = second; }

    // 32-bit times as seconds since 1/1/2000
    long secondstime() const;  
    // 32-bit times as seconds since 1/1/1970
    uint32_t unixtime(void) const;

protected:
    uint8_t yOff, m, d, hh, mm, ss;
};

// RTC based on the DS1307 chip connected via I2C and the Wire library
class RTC_DS1307 {
public:
  static uint8_t begin(void);
    static void adjust(const DateTime& dt);
    uint8_t isrunning(void);
    static DateTime now();
};

// RTC using the internal millis() clock, has to be initialized before use
// NOTE: this clock won't be correct once the millis() timer rolls over (>49d?)
class RTC_Millis {
public:
    static void begin(const DateTime& dt) { adjust(dt); }
    static void adjust(const DateTime& dt);
    static DateTime now();

protected:
    static long offset;
};