#include <reg52.h>
#include "keynew.h"
#include "delay.h"
#include "12232.h"
#include "warning.h"
#include "1549.h"
#include "1302.h"
char keyX,keyY;
										 //
sbit sss=P1^7;
bit ij=0;
uchar code keyfunction[3][2]={{0x00,0x01,},
							  {0x10,0x11,},
							  {0x20,0x21,} };
uchar j;

uint idata history[30];						     //128-85=30
uchar idata thistory[30][2];
/*************************键盘扫描**************************************************/
uchar key_scan()
{uchar keytemp=0;
P1=0x0f;
if(P1!=0x0f) 
 	{delay_ms(5);
	if(P1!=0x0f) 
	  keytemp=0x0f^P1;
	}
return keytemp;	
while(P1!=0x0f);												             //按键松手检测
}							 
void addrb(uchar addr)
{uchar temp;
 temp=(addr&0xf0)>>4;
 if(temp>9)LCD_write_data(0x40+(temp-9));
 else LCD_write_data(0x30+temp);
 addr=addr&0x0f;
 if(addr>9)LCD_write_data(0x40+(addr-9));
 else LCD_write_data(0x30+addr);
}							 
/***********************desktop界面******************************/
void desktop()
{uint adtmp,numb;
uchar ii;
numb=0;
//i=0;
j=0;
P1=0x0f;
LCD_clear();
LCD_write_com(0x90); ///第二行显示温度
LCD_write_zfc("水位:");
LCD_write_com(0x96);
LCD_write_zfc("M");
LCD_write_com(0x82);
LCD_write_zfc("时间:");
EX0=0;
do{LCD_write_com(0x80);
   ii=P0;
   addrb(ii);
   LCD_write_com(0x85);
   timeb(Read1302(READ_HOUR));										//显示秒
   LCD_write_zfc(":");
   timeb(Read1302(READ_MINUTE));									//显示分钟
   adtmp=ad_read();												   //读取温度的数值
   	delay_ms(300);												            
   if(adtmp>shangxian)
   	 {write8512(0xf0,0x5d);											 //高速4V
	  bjbz=1;}
   else
   {
   if(adtmp<xiaxian)
   	 {write8512(0xd0,0x0d);											 //3V数模转换  write8512(0xf0,0x5d);write8512(0xe0,0xfb);
	  bjbz=1;}						                                 //判断温度是否在上下界限 外，是的话就报警标志位置1
   else 
     {write8512(0xb0,0x0d);											 //3.5v中速
	  bjbz=0;}															//每1秒检测一次
	 }
   wendu(adtmp);								  ////////////////////////////////////////
   /*i++;														        
   if(i==200)														 //每秒钟记录一次
      {    history[j]=adtmp;
		   thistory[j][1]=Read1302(READ_MINUTE);
		   thistory[j][0]=Read1302(READ_HOUR);
		   delay_us(4);
		   j++;
		   if(j==31){j=0;ij=1;}
		   i=0;}
  	delay_ms(400);*/
  if(key_scan()==8)bjkz=~bjkz;													//设定温度的扫描时间
   }while(key_scan()==8|key_scan()==0);
   keyX=keyY=0;
   P1=0xf0;
   EX0=1;
   LCD_clear();
   LCD_write_com(0x34);									  //使用扩充指令集
   LCD_write_com(0x04);									  //第一行反白显示
   LCD_write_com(0x30);									  //使用基本指令集
   zhuping();
}   									                 //主菜单的标识
/************************主屏temp****************************/

void zhuping_temp()
 {LCD_clear();
 LCD_write_com(0x34);									  //使用扩充指令集
 LCD_write_com(0x04);									  //第一行反白显示
 LCD_write_com(0x30);									  //使用基本指令集
zhuping();
}
/***********************水位变化率*************************
void historydisplay(uchar temp,tmp)			              //temp 记录查询的条数  tmp 真实的条数
{uchar i,j;
i=temp/10;
j=temp%10;
LCD_clear();
LCD_write_com(0x80);
LCD_write_data(0x30+i);
LCD_write_data(0x30+j);
LCD_write_com(0x82);
 LCD_write_zfc("时间:");
 timeb(thistory[tmp][0]);
 LCD_write_zfc(":");
 timeb(thistory[tmp][1]);
 LCD_write_com(0x90); ///第二行显示温度
 LCD_write_zfc("水位:");
 LCD_write_com(0x96);
  LCD_write_zfc("M");
 wendu(history[tmp]);
} */
void erro()
{uchar i,j,temp;
LCD_clear();

 LCD_write_com(0x80);
 LCD_write_zfc("水位变化率为：");
 LCD_write_com(0x92);
 if(sw>=sw1)
 {temp=sw-sw1;LCD_write_zfc("+");}
 else
 {temp=sw1-sw;LCD_write_zfc("-");}
 i=temp/10;
 j=temp%10;
 LCD_write_data(0x30+i);
 LCD_write_data(0x30+j);
 LCD_write_zfc("M");
 while(key_scan()==0);
 while(key_scan()!=8);
}
/***********************历史记录查询************************* **/
/*void select()
{char nub,i=1;
 EX0=0;
 if(ij)
 {nub=j;
  erro(30);
  dog=apple;
  dog=sweet;
  historydisplay(i,nub);
  do{if(key_scan()==1)
			{nub=nub+1;
			 i++;
			 if(i>30)i=1;
			 if(nub>31)nub=0;
			historydisplay(i,nub);
			while(key_scan()==1);
			}
		if(key_scan()==2)
			{nub=nub-1;
			 i--;
			 if(i<1)i=30;
			 if(nub<0)nub=30;
			 historydisplay(i,nub);
			 while(key_scan()==2);
			 }
    }while(key_scan()!=8);
 }
 else
 {erro(j);
  historydisplay(i,nub);
  do{if(key_scan()==1)
			{nub=nub+1;
			i++;
			if(i>j)i=1;
			if(nub>j+1)nub=0;
			historydisplay(i,nub);
			while(key_scan()==1);
			}
		if(key_scan()==2)
			{nub=nub-1;
			 i--;
			 if(i<1)i=j;
			 if(nub<0)nub=j;
			 historydisplay(i,nub);
			 while(key_scan()==2);
			 }
    }while(key_scan()!=8);
 

 
 }
EX0=1;
}
**********************************设置成功***************************/
void adjsuccess()
{LCD_clear();
 LCD_write_com(0x80);
 LCD_write_zfc("设置成功");
 delay_ms(700);
}
/***********************按键中断程序**************************/
/*功能：按键中断查询*/
void keysevice() interrupt 0 	   	 	  
{uchar keytemp,temp,key_temp;
 P1=0x0f;																		    //送给P1…4低电平
 delay_ms(1);																	    //演示五秒消堵
 temp=(P1&0x0f)^0x0f;															    //检测按键的序号
 switch(temp)																	   //根据按键的序列号开始相应的功能
	 {case 1 :																	   //如果是
           if(keyY==0&keyX<3&keyX>=0)
		   {if(keyX==0)keyX=2;
		   else keyX=keyX-1;}
		   keytemp=0;break; 							   //功能表的运算法则
      case 2 :
           if(keyY==0&keyX<3&keyX>=0)
		   {if(keyX==2)keyX=0;
		   	else keyX=keyX+1;}
			keytemp=0;
			break;
      case 4 :
            keyY=1;
			keytemp=0;
			break;
      case 8 :
           if(keyY==0)			   
		   {dog=apple;
            dog=sweet;
			desktop();}
			else 
			keyY=0;
			keytemp=0;
			break;
      case 3 :
	        keytemp=3;
	        break;													  //查询上下限
    }
if(keytemp!=0)
   {
    if(keytemp==3)
   			{shangxiaxian();while(key_scan()!=8);desktop(); }
			
	}
 
 else{ 
   key_temp=keyfunction[keyX][keyY];
    switch (key_temp)
   	{case 0x00:
   		  {zhuping_temp();
           break;}
	 case 0x10:
	 	 {LCD_clear();
		 LCD_write_com(0x34);								  //使用扩充指令集
         LCD_write_com(0x05);									  //第2行反白显示
         LCD_write_com(0x30);									  //使用基本指令集
		 zhuping();									  
	     break;}
	 case 0x20:
		 {fuping();
          break;}
	 case 0x01:
		  {ES=0;tadj();adjsuccess();ES=1;
		  zhuping_temp();
          keyX=keyY=0;
		  break;}
	 case 0x11:
		 {LCD_clear();
	     ES=0;szsxx();adjsuccess();ES=1;												   //设置上下限模块
		 zhuping_temp();
		 keyX=keyY=0;
         break;}
	 case 0x21:
		 {ES=0;erro();ES=1;
	     zhuping_temp();
		 keyX=keyY=0;
         break;}
	default:
	     {zhuping_temp();
	      keyX=keyY=0;
	      break;}
	}
P1=0xf0; 																				  //送给P14高电平准备下一次的中断
}
}