main.c

单片机项目19-电子日历（1602显示）

/*******************************************************/
#include<reg51.h>
#include"lcd1602.c"
#include"ds1302.c"
#include"ds18b20.c"
#include"key.c"
#include"24C04.c"
#define uchar unsigned char
#define uint unsigned int
sbit fmq = P2^7;
uchar cp,flash,ds,df,d;
uint zs,xs,kj;
/*******************************显示函数***************************/
void display(void)
{
	if(key1_flag >=8)
	{
		gotoxy(1,0);
		display_string("*****dingshi*****");
		gotoxy(2,0);
		display_string("time:");
		if(key1_flag == 8)//定时小时的调整值并闪烁
		{
			if(flash)display_num(time_tmp[7]);
			else display_string("  ");
		}
		else display_num(time_tmp[7]);
		if(flash == 0x00)display_string(":");else if(flash == 0xff)display_string(" ");//冒号闪烁
		if(key1_flag == 9)//定时分钟的调整值并闪烁
		{
			if(flash)display_num(time_tmp[8]);
			else display_string("  ");
		}
		else display_num(time_tmp[8]);
		display_string("      ");
	}
	else
	{
		gotoxy(1,0);	//第一行
		display_string("20");//显示20
		if(key1_flag == 1)//显示年的调整值并闪烁
		{
			if(flash)display_num(time_tmp[0]);
			else display_string("  ");
		}
		else display_num(time_tmp[0]);
		display_string("/");
		if(key1_flag == 2)//显示月的调整值并闪烁
		{
			if(flash)display_num(time_tmp[1]);
			else display_string("  ");
		}
		else display_num(time_tmp[1]);
		display_string("/");
		if(key1_flag == 3)//显示日的调整值并闪烁
		{
			if(flash)display_num(time_tmp[2]);
			else display_string("  ");
		}
		else display_num(time_tmp[2]);
		display_string(" WEEK");
		if(key1_flag == 4)//显示星期的调整值并闪烁
		{
			if(flash)write_data(num[time_tmp[3]]);
			else display_string(" ");
		}
		else write_data(num[time_tmp[3]]);
		gotoxy(2,0);   	//第二行
		if(key1_flag == 5)//显示小时的调整值并闪烁
		{
			if(flash)display_num(time_tmp[4]);
			else display_string("  ");
		}
		else display_num(time_tmp[4]);
		if(flash == 0x00)display_string(":");else if(flash == 0xff)display_string(" ");//冒号闪烁
		if(key1_flag == 6)//显示分的调整值并闪烁
		{
			if(flash)display_num(time_tmp[5]);
			else display_string("  ");
		}
		else display_num(time_tmp[5]);
		if(flash == 0x00)display_string(":");else if(flash == 0xff)display_string(" ");//冒号闪烁
		if(key1_flag == 7)//显示秒的调整值并闪烁
		{
			if(flash)display_num(time_tmp[6]);
			else display_string("  ");
		}
		else display_num(time_tmp[6]);
		display_string(" T");display_num(zs);display_string(".");write_data(num[xs]);write_data(0xdf);display_string("C");
	}	
}
/*****************************************************************************/
void timer0_init(void)
{
	TMOD = 0x01;
	TH0 = 0xec;
	TL0 = 0x78;
	TR0 = 1;
	EA  = 1;
	ET0 = 1;
}
/*****************************************************************************/
void timer0_isr(void) interrupt 1
{
	TH0 = 0xec;
	TL0 = 0x78;
	cp++;
	if(cp >= 100)   //刚好1秒
   {

		cp = 0;
		flash = ~flash;
		zs = Read_Temperature();
		xs = c;
		xs = xs * 0.66;	
	}
}	
/*****************************************************************************/
void main (void)  
{
	timer0_init();
	fmq = 0;
	F1602_init();
  	F1602_clear();
	gotoxy(1,0);
	display_string("     welcome     ");
	gotoxy(2,0);
	for(kj = 1;kj <= 16;kj++)
	{
		display_string(">");
		delay_us(6000);
	} 
	ds1302_init();
	init_24c04();	
	write_add_dat_24c04(1,0x08);
    write_add_dat_24c04(2,0x00);	
  	while(1)
  	{ 	
		key();
		get_ds1302_time();	
		d = read_add_dat_24c04(1);
		ds = BCD_DEC_conv(d);	
		delay(500);
		d = read_add_dat_24c04(2);
		df = BCD_DEC_conv(d);	
		delay(500);
		if(min == df && hour == ds)fmq = 1;
		if(min != df || hour != ds)	fmq = 0;
		if(hour == time_tmp[7] && min == time_tmp[8])fmq = 1;
		if(hour != time_tmp[7] || min != time_tmp[8])fmq = 0;
		if(key1_flag == 0)
		{
			if(key4 == 0)
			{
				delay(300);
				if(key4 == 0)
				{	
					delay(300);
					key4_s = 1;
				}
			}	
			if(key4 == 1 && key4_s == 1)
			{
				fmq = 0;
				time_tmp[8] = time_tmp[8]-1; 
			}
		}
		if(key1_flag > 10 || key1_flag < 1)
		{
			gotoxy(1,0);
			display_string("20");
			display_num(year);
			display_string("/");
			display_num(moon);
			display_string("/");
			display_num(date);
			display_string(" WEEK");
			write_data(num[xingqi]);
			gotoxy(2,0); 
			display_num(hour);
			if(flash == 0x00)display_string(":");else if(flash == 0xff)display_string(" ");//冒号闪烁
			display_num(min);
		    if(flash == 0x00)display_string(":");else if(flash == 0xff)display_string(" ");//冒号闪烁
			display_num(sec);
			display_string(" T");display_num(zs);display_string(".");write_data(num[xs]);write_data(0xdf);display_string("C");
		}	
		else
		display();			   
			
  	}          
}