Code

#include <tiny2313.h>

// I2C Bus functions
#asm
   .equ __i2c_port=0x1B ;PORTA
   .equ __sda_bit=1
   .equ __scl_bit=0
#endasm
#include <i2c.h>

// DS1307 Real Time Clock functions
#include <ds1307.h>

// 1 Wire Bus functions
//#asm
 //  .equ __w1_port=0x12 ;PORTD
 //  .equ __w1_bit=6
//#endasm
//#include <1wire.h>

// DS1820 Temperature Sensor functions
//#include <ds18b20.h>

#include <delay.h>



int t1,t2,t3,t4;
int t,h,r,f,j;
int e1,e2,e3,e;
unsigned char hour,min,sek;
// Timer1 output compare A interrupt service routine
interrupt [TIM1_COMPA] void timer1_compa_isr(void)
{
TCNT1H=0x00;
TCNT1L=0x00;
// Place your code here
  h++;
  if(h==2){h=0;};
 rtc_get_time(&hour,&min,&sek);     
  t1=hour/10;
          t2=hour%10;  
           t3=min/10;
          t4=min%10;        
         
          if (j==1) { f++;};   
            
          
    if(f<40){    if(f>9){ if(f%2==1){t1=t2=11;} if(PIND.0==0){hour++;   if (hour>23) {hour=00;  }; rtc_set_time(hour,00,00); }}}
     
     
      if(f<110){     if(f>40){if(f%2==1){t3=t4=11;} if(PIND.0==0){min++;   if (min>59) {min=00;  }rtc_set_time(hour,min,00); }}}
      
        
      
      
        if (f>107) {j=0; f=0;  };   
        if (f==7) {j=0; f=0;  };   
       
      e++;
      if (e>100) {e=90;  };

//};

         
}

// Declare your global variables here

void main(void)
{
// Declare your local variables here

// Crystal Oscillator division factor: 1
#pragma optsize-
CLKPR=0x80;
CLKPR=0x00;
#ifdef _OPTIMIZE_SIZE_
#pragma optsize+
#endif

// Input/Output Ports initialization
// Port A initialization
// Func2=In Func1=In Func0=In 
// State2=T State1=T State0=T 
PORTA=0x00;
DDRA=0x00;

// Port B initialization
// Func7=Out Func6=Out Func5=Out Func4=Out Func3=Out Func2=Out Func1=Out Func0=Out 
// State7=0 State6=0 State5=0 State4=0 State3=0 State2=0 State1=0 State0=0 
PORTB=0x00;
DDRB=0xFF;

// Port D initialization
// Func6=In Func5=Out Func4=Out Func3=Out Func2=Out Func1=In Func0=In 
// State6=T State5=0 State4=0 State3=0 State2=0 State1=P State0=T 
PORTD=0x02;
DDRD=0x3C;

// Timer/Counter 0 initialization
// Clock source: System Clock
// Clock value: Timer 0 Stopped
// Mode: Normal top=FFh
// OC0A output: Disconnected
// OC0B output: Disconnected
TCCR0A=0x00;
TCCR0B=0x00;
TCNT0=0x00;
OCR0A=0x00;
OCR0B=0x00;

// Timer/Counter 1 initialization
// Clock source: System Clock
// Clock value: 7,813 kHz
// Mode: Normal top=FFFFh
// OC1A output: Discon.
// OC1B output: Discon.
// Noise Canceler: Off
// Input Capture on Falling Edge
// Timer1 Overflow Interrupt: Off
// Input Capture Interrupt: Off
// Compare A Match Interrupt: On
// Compare B Match Interrupt: Off
TCCR1A=0x00;
TCCR1B=0x05;
TCNT1H=0x00;
TCNT1L=0x00;
ICR1H=0x00;
ICR1L=0x00;
OCR1AH=0x0F;
OCR1AL=0x42;
OCR1BH=0x00;
OCR1BL=0x00;

// External Interrupt(s) initialization
// INT0: Off
// INT1: Off
// Interrupt on any change on pins PCINT0-7: Off
GIMSK=0x00;
MCUCR=0x00;

// Timer(s)/Counter(s) Interrupt(s) initialization
TIMSK=0x40;

// Universal Serial Interface initialization
// Mode: Disabled
// Clock source: Register & Counter=no clk.
// USI Counter Overflow Interrupt: Off
USICR=0x00;

// Analog Comparator initialization
// Analog Comparator: Off
// Analog Comparator Input Capture by Timer/Counter 1: Off
ACSR=0x80;

// I2C Bus initialization
i2c_init();

// DS1307 Real Time Clock initialization
// Square wave output on pin SQW/OUT: On
// Square wave frequency: 1Hz
rtc_init(0,1,0);

// 1 Wire Bus initialization
//w1_init();

// Global enable interrupts
#asm("sei")
           PORTD=1;
  //  rtc_set_time(20,44,00); 
  
while (1)
      {
      // Place your code here 
       if(e>2){  if(PIND.0==0){j=1;}; } 
           if(f==1){if(PIND.0==0){j=0; f=0;}}
           if(f>2){if(f<6){ if(PIND.0==0){f=8;}  if(f%2==1){t1=t2=t3=t4=11;} } } 
         PORTD=0b11101111;
          switch(t1) {
            case 0: {PORTB=0b01111110; break; }
            case 1: {PORTB=0b01010000;break;   }
            case 2: {PORTB=0b00111011; break;  }
            case 3: {PORTB=0b01110011; break;  }
            case 4: {PORTB=0b01010101; break; }
            case 5: {PORTB=0b01100111;break;  } 
            case 6: {PORTB=0b01101111;break;   }
            case 7: {PORTB=0b01010010; break; }
            case 8: {PORTB=0b01111111; break;  }
            case 9: {PORTB=0b01110111;break;  } 
             case 11: {PORTB=0b00000000;break;  } 
            };             
             delay_ms(1);         
           
      //   h=sek%2;  
           
         if (h==0) {
  

           
          PORTD=0b11011111;
          switch(t2) {
            case 0: {PORTB=0b01111110; break; }
            case 1: {PORTB=0b01010000;break;   }
            case 2: {PORTB=0b00111011; break;  }
            case 3: {PORTB=0b01110011; break;  }
            case 4: {PORTB=0b01010101; break; }
            case 5: {PORTB=0b01100111;break;  } 
            case 6: {PORTB=0b01101111;break;   }
            case 7: {PORTB=0b01010010; break; }
            case 8: {PORTB=0b01111111; break;  }
            case 9: {PORTB=0b01110111;break;  }  
              case 11: {PORTB=0b00000000;break;  } 
            };             
             delay_ms(1);         
                          
               }  else  {
           PORTD=0b11011111;
          switch(t2) {
            case 0: {PORTB=0b11111110; break; }
            case 1: {PORTB=0b11010000;break;   }
            case 2: {PORTB=0b10111011; break;  }
            case 3: {PORTB=0b11110011; break;  }
            case 4: {PORTB=0b11010101; break; }
            case 5: {PORTB=0b11100111;break;  } 
            case 6: {PORTB=0b11101111;break;   }
            case 7: {PORTB=0b11010010; break; }
            case 8: {PORTB=0b11111111; break;  }
            case 9: {PORTB=0b11110111;break;  } 
              case 11: {PORTB=0b00000000;break;  } 
            };             
             delay_ms(1);       
       };  
                
               PORTD=0b11110111;
          switch(t3) {
            case 0: {PORTB=0b01111110; break; }
            case 1: {PORTB=0b01010000;break;   }
            case 2: {PORTB=0b00111011; break;  }
            case 3: {PORTB=0b01110011; break;  }
            case 4: {PORTB=0b01010101; break; }
            case 5: {PORTB=0b01100111;break;  } 
            case 6: {PORTB=0b01101111;break;   }
            case 7: {PORTB=0b01010010; break; }
            case 8: {PORTB=0b01111111; break;  }
            case 9: {PORTB=0b01110111;break;  }  
              case 11: {PORTB=0b00000000;break;  } 
            };             
             delay_ms(1); 
               PORTD=0b11111011;
              
          switch(t4) {
            case 0: {PORTB=0b01111110; break; }
            case 1: {PORTB=0b01010000;break;   }
            case 2: {PORTB=0b00111011; break;  }
            case 3: {PORTB=0b01110011; break;  }
            case 4: {PORTB=0b01010101; break; }
            case 5: {PORTB=0b01100111;break;  } 
            case 6: {PORTB=0b01101111;break;   }
            case 7: {PORTB=0b01010010; break; }
            case 8: {PORTB=0b01111111; break;  }
            case 9: {PORTB=0b01110111;break;  }  
              case 11: {PORTB=0b00000000;break;  } 
            };             
             delay_ms(1);      
                 

      };            
}