#include <reg51.h>
#include <DS18B20.H>
#include <DS1302.H>
#include <LCD12864.H>

unsigned char j[8];
sbit KEY1=P3^2;
sbit KEY2=P3^3;
sbit KEY3=P3^4;
sbit LED1=P3^5;
sbit LED2=P3^6;
sbit LED3=P3^7;

uchar time0_count; 	//time0計數器

void delay10(void)
{
	unsigned char i,j;
	for(i=0;i<255;i++)
	for(j=0;j<200;j++);
}

unsigned char conver(unsigned char a,unsigned char b,unsigned char c)
{	
 
	if((a&0x0f)==0x0a) a=a+6;
  	if(a==b)  a=c;
	return a;
}





main() 
{	
	bit flag_2=1;
	bit flag_3=1;
	bit flag_4=1;
	int i;		 
	char a;	   
	unsigned  char  choose=0x01;

	InitLCD();	  //初始化LCD12864
	for(i=0;i<9;i++)
		{
		 ShowNumber(6,i*8+32,i+14);
		 }
	Show32x32(0,0,0);
	ShowChina(4,0,7);
	ShowChina(4,16,8);
	ShowChina(4,32,9);
	ShowChina(4,48,10);
	ShowNumber(4,64,10);	  //顯示溫度高位

		read_serial(j);			  //讀取DS1302的時間


	   	ShowNumber(2,32,j[2]>>4&0x03);
		ShowNumber(2,40, j[2]&0x0f);
		ShowChina(2,48,3);
		ShowNumber(2,64,j[1]>>4&0x07);
		ShowNumber(2,72, j[1]&0x0f);
		ShowChina(2,80,4);
		ShowNumber(2,96,j[0]>>4&0x07);
		ShowNumber(2,104, j[0]&0x0f);
		ShowChina(2,112,5);


	   	ShowNumber(0,32,j[6]>>4&0x0f);
		ShowNumber(0,40, j[6]&0x0f);
		ShowChina(0,48,0);
		ShowNumber(0,64,j[4]>>4&0x01);
		ShowNumber(0,72, j[4]&0x0f);
		ShowChina(0,80,1);
		ShowNumber(0,96,j[3]>>4&0x03);
		ShowNumber(0,104, j[3]&0x0f);
		ShowChina(0,112,2);

		ShowChina(4,104,6); 
		ShowNumber(4,120,j[5]-1&0x07);
		
 

 

	while(1)
	{
	    //send_char_com(0x31);

		if(flag_2==1)
		read_serial(j);			  //讀取DS1302的時間
		else 
		write_date_time(j);



		a=Read_Temperature();	  //讀取DS18B20的溫度
		if(a<0)					  //處理溫度正負
		{	
				a = (-1)*a; 	// 取補
				ShowNumber(4,72,11);	  //顯示溫度正負
	 	}
 		else 
		{ 
 				ShowNumber(4,72,12);	  //顯示溫度正負
 		}
 
		ShowNumber(4,80,a/100);	  //顯示溫度高位
   
		ShowNumber(4,88,a/10%10);  //顯示溫度中位
 	  
		ShowNumber(4,96,a%10);	   //顯示溫度低位

		LED3=1;LED2=0;LED1=1;
		if(a>40){LED3=0;LED2=1;LED1=1;}
		if(a<30){LED3=1;LED2=1;LED1=0;}

  


		if(KEY1==0)				  //按鍵1--處理設定時間和返回
		{
			delay10();
			if(KEY1==1)
			{
				delay10();
				flag_2=~flag_2;	
			}
		}

		if(KEY2==0)				  //按鍵2--處理選擇設定時間的項目
		{ 
			delay10();
			if(KEY2==1)
			{
				delay10();
				choose++;
				if(choose==8)
				choose=0x01;
			}	
		}


		if(KEY3==0)				  //按鍵3--處理設定時間和返回
		{	delay10();
			if(KEY3==1)
			{
				delay10(); 
				switch(choose)
				{
					case 1:	j[6]++; j[6]=conver(j[6],0xa0,0x00);break;//年
					case 2:	j[5]++; j[5]=conver(j[5],0x07,0x00);break;//周
					case 3:	j[4]++;	j[4]=conver(j[4],0x13,0x01);break;//月
					case 4:	j[3]++;	j[3]=conver(j[3],0x32,0x01);break;//日
					case 5:	j[2]++;	j[2]=conver(j[2],0x24,0x00);break;//時
					case 6:	j[1]++;	j[1]=conver(j[1],0x60,0x00);break;//分
					case 7:	j[0]++;	j[0]=conver(j[0],0x60,0x00);break;//秒
				}
			}	
		}

		if(flag_2==1)
		read_serial(j);			  //讀取DS1302的時間
		else 
		write_date_time(j);

	   	ShowNumber(2,32,j[2]>>4&0x03);
		ShowNumber(2,40, j[2]&0x0f);
		ShowChina(2,48,3);
		ShowNumber(2,64,j[1]>>4&0x07);
		ShowNumber(2,72, j[1]&0x0f);
		ShowChina(2,80,4);
		ShowNumber(2,96,j[0]>>4&0x07);
		ShowNumber(2,104, j[0]&0x0f);
		ShowChina(2,112,5);


	   	ShowNumber(0,32,j[6]>>4&0x0f);
		ShowNumber(0,40, j[6]&0x0f);
		ShowChina(0,48,0);
		ShowNumber(0,64,j[4]>>4&0x01);
		ShowNumber(0,72, j[4]&0x0f);
		ShowChina(0,80,1);
		ShowNumber(0,96,j[3]>>4&0x03);
		ShowNumber(0,104, j[3]&0x0f);
		ShowChina(0,112,2);

		ShowChina(4,104,6); 
		ShowNumber(4,120,j[5]-1&0x07);
	}
}