digiWatch1.c


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#include<avr/io.h>

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#include<util/delay.h>

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#include "lcd.c"

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#include "lcd.h"

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#include<avr/interrupt.h>

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#define F_CPU1000000UL

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// Project by http://www.code2impress.com for free .. 

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// For more free projects and solution ... Logon to www.code2impress.com

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int sec=0 ,count=0, min=0 ,hr=0;

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char buffer[10];

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void main()

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{

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TCNT0=0;

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TCCR0=0B00000011;

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TIMSK=0B00000001;

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lcd_init(LCD_DISP_ON);

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lcd_clrscr();

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sei();

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while (1);

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}

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ISR(TIMER0_OVF_vect)

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{

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lcd_gotoxy(0,0);

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lcd_puts("hr:min:sec:");

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if (count==61)

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{

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sec++;

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lcd_clrscr();

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lcd_gotoxy(0,0);

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lcd_gotoxy(0,1);

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sprintf(buffer,"%2d%4d%4d",hr,min,sec);

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lcd_puts(buffer);

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count=0;

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if (sec==60)

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{

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sec=0;

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min++;

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lcd_gotoxy(0,0);

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lcd_gotoxy(0,1);

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sprintf(buffer,"%2d%4d%4d",hr,min,sec);

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lcd_puts(buffer);

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count=0;

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if (min==60)

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{

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min=0;

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hr++;

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lcd_clrscr();

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lcd_gotoxy(0,0);

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lcd_gotoxy(0,2);

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sprintf(buffer,"%2d%4d%4d",hr,min,sec);

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lcd_puts(buffer);

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count=0;

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if (hr==24)

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{

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lcd_clrscr();

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}

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}

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}

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}

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else 

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{

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count++;

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}

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}