#include <avr/pgmspace.h>
#include <avr/io.h>
#include <util/delay.h>
#include "lcd.h"
#include <avr/interrupt.h>


unsigned int sek=0;
unsigned int min=15;
unsigned int hour=15;
unsigned int day=12;
unsigned int mouth=11;
unsigned int year=2012;


unsigned char tex0[] ="!!!"; 
unsigned char tex1[] ="LCDcloc v1.0 by AT-09-2"; 
unsigned char buff[] ="";


int cnt = 0; // Ïåðåìåííàÿ-ñ÷¸ò÷èê

ISR(TIMER0_OVF_vect) 
{ // Îáðàáîò÷èê ïðåðûâàíèÿ ïåðåïîëíåíèÿ òàéìåðà
cnt++; // Óâåëè÷èì ïåðåìåííóþ-ñ÷¸ò÷èê
if (cnt == 61) 
	{// Åñëè äîñòèãëè íóæíîãî êîë-âà ïðåðûâàíèé,
	sek++;
	cloc(); // âûçîâåì íåêóþ ôóíêöèþ
	cnt = 0;
	}
}



void sdvig(char *a) //???
{  
	unsigned int i=0;;
	
	for(i=0; i < strlen(a) ; i++)
	{
		lcd_clrscr();
		lcd_gotoxy(0,0); 
		lcd_puts(&a[i]);
		_delay_ms(700); 
	}
} 

//Beep(int period_ms)
//{
//    for (long i = 1; i < period * 1000; i++)
//    {
//         PORTB^= 0b10000000;
//         delay_us(500);
//    }
//}


//void obr_knopok()
//{
//char prev_value;
//char curr_value;
// for (char index = 0; index < 10; index++)
//		{ 
//            curr_value = PINA; 
//          _delay_ms(100); 
//          char buttons = ~curr_value & prev_value; 
//          prev_value = curr_value; 
//          if (buttons) 
//			break;
//
//		} 
//	if (~a == (!(~curr_value & prev_value)))
//		{
//		PORTB=0x00;
//		_delay_ms(5000);
//		}
//}

void cloc(void)
{
if (sek==60)
	{
	min++;
	sek=0;
	}
if (min==60)
	{
	hour++;
	min=0;
	}
if (hour==24)
	{
	day++;
	hour=0;
	}
lcd_gotoxy(8,0);
lcd_putc(hour/10 + 0x30);
lcd_putc(hour%10 + 0x30);
lcd_putc(':');
lcd_putc(min/10 + 0x30);
lcd_putc(min%10 + 0x30);
lcd_putc(':');
lcd_putc(sek/10 + 0x30);
lcd_putc(sek%10 + 0x30);
lcd_gotoxy(6,1);
lcd_putc(day/10 + 0x30);
lcd_putc(day%10 + 0x30);
lcd_putc('.');
lcd_putc(mouth/10 + 0x30);
lcd_putc(mouth%10 + 0x30);
lcd_putc('.');
lcd_putc(year/1000 + 0x30);
lcd_putc(((year/100)-10*(year/1000)) + 0x30);
lcd_putc(((year%100-year%10)/10) + 0x30);
lcd_putc(year%10 + 0x30);
}

void main()
{
lcd_init(LCD_DISP_ON);
lcd_clrscr();
sdvig(tex1);
lcd_clrscr();
sei();
TIMSK |= _BV(TOIE0);
TCCR0 |= _BV(CS02); 
while(1)
	{
	}
}