File content as of revision 0:b2064b3558b6:

#include "mbed.h"
#include "DS1307.h"
#include "DigitDisplay.h"

DS1307 myrtc(I2C_SDA,I2C_SCL);
DigitDisplay display(D7,D8);
DigitalOut buzzer(D6);

int main() {
   // DisplayTime();
   display.Displayset(4,6,4,7);
}

void DisplayTime()
{
    int sec=0,min=35,hour=15,day=7,date=5,month=12,year=15;
    int a_hour=15,a_min=36;
    
    myrtc.settime(sec,min,hour,day,date,month,year);
  
    printf("time set : %d:%d:%d      day : %d     date set : %d:%d:%d\n  ",hour,min,sec,day,date,month,year);
    
    while(1) {
        myrtc.gettime(&sec,&min,&hour,&day,&date,&month,&year);
        printf("time read : %d:%d:%d      day : %d     date read : %d:%d:%d\n  ",hour,min,sec,day,date,month,year);
        
        display.setColon(1);
        
        if(((hour-(hour%10))/10)>0)
        {
            display.write(0, (hour-(hour%10))/10);     
            display.write(1, hour%10);    
            display.write(2, (min-(min%10))/10);    
            display.write(3, min%10);
        }
        else if(((hour-(hour%10))/10)==0 )
        {     
            display.write(0, 0xFF);
            display.write(1, hour%10);    
            display.write(2, (min-(min%10))/10);    
            display.write(3, min%10);
        }  
        if(hour==a_hour && min==a_min){buzzer=1;wait(2);buzzer=0;}
        
    }
}