#include <AT89X52.h>
#define uint unsigned int 

static unsigned char data IRCode[3],IRCON,IRCON2;
bit DT=0;
bit flag,flag_p;      /////////// 0  對(duì)應(yīng)串口  1 遙控

uint num_1=0,k=0,i=0,j,num=0,voicer=1,w,sign,jisuan=0,numi,wp,wn,pp, count = 0;
  
  step_index,speedlevel,
  spcount,
  stop_flag = 0;
  uint step_num;
uint led[10]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f};
sbit led0=P2^0;
sbit led1=P2^1;
sbit led2=P2^2;
sbit led3=P2^3;

void ledwork(void);
void gorun();

bit turn;

 float sum,tempn,nump,ppnum;

void voice()
{         
      P3_7=0;   
      for(j=0;j<2000;j++);
	  P3_7=1;    			
}

void main(void)
{ step_num=3600;   /*1200步*/
  count = 0;
  step_index = 0;
  spcount = 0;
  stop_flag = 0;
  k=6;
  P1=0x00;
	P3_7=1;
	TMOD= 0x11;  //////T1 ,  T0  16位模式   
    TH0 = 0xB8;
    TL0 = 0x00;

	IT0=0; 
    EA=1;	
    ET0=1;     /////// T0中斷
    EX0=1;    
    DT=0;          ///////標(biāo)志
	TR0=1;
	flag=0;        /////////////////串口控制
	
    PX0=1;
    ET1=1;
    TH1=0xff;          /*設(shè)置初始值，每隔4ms一次中斷*/
    TL1=0x05;
    TR1=1;
  
     k=10;
     turn = 1;
     P3_7=1;
     speedlevel =1;
    	do
	       {	
           
	       if(DT) 
            {
             for(j=0; j<8000; j++); //這里起到按鍵值正確后會(huì)有一個(gè)延時(shí)，防止重復(fù)按鍵         
             DT = 0;			 
            }
	        EX0 =1;			 			     
			if(voicer==1)
		       { voice();			
		       voicer=0;}
		       for(j=0; j<1000; j++);      
		    }

	 	 while(1);
      }



//定時(shí)器0定時(shí)中斷
void Timer0(void) interrupt 1 using 1
{ 
  if(flag)    //////////遙控控制
  {
     TH0=0xFD;
     TL0=0x1E; //設(shè)定時(shí)值為800us

	 if(IRCON<3)
     {
       if(IRCON2<8) //每中斷一次讀一次遙控接收頭的狀態(tài),每二次為遙控編碼中的一個(gè)位
       {
         IRCON2++;
         IRCode[IRCON]=IRCode[IRCON]<<1; //每讀一次放入變量中的二進(jìn)制的一個(gè)位，每次左移一位
         IRCode[IRCON]=IRCode[IRCON]|P3_2; //每八次填滿(mǎn)一個(gè)字節(jié)，一個(gè)字節(jié)存放遙控編碼4個(gè)位
       }
       else
       {
         IRCON++; //填滿(mǎn)一個(gè)字節(jié)，指向下一個(gè)變量
         IRCON2=0; //計(jì)數(shù)清零
       }
    }
    else
    {

      flag=0;           ////////////串口控制
                  /////////////////////////暫時(shí)不允許int0中斷

    	   
      if((IRCode[1]!=0xFF)&&(IRCode[2]!=0xFF))
     {
        if(IRCode[1]==0x55)
        { 		  
          switch(IRCode[2])
          {
            case 0xAB:               //1-8鍵控制
			k=1;
            break;
            case 0xAC:
			k=2;
            break;

            case 0xAD: 
			k=3;
            break;

            case 0xB2: 
			k=4;
            break;
            
			case 0xB3: 
			k=5;
            break;
            
			case 0xB4: 
			k=6;
            break;

            case 0xB5: 
			k=7;
            break;
            
			case 0xCA: 
			k=8;
            break;

			case 0xCB:
            k=9;
            break;

			case 0xAA:
            k=0;              //////////////  改變參數(shù)顯示的類(lèi)型！  ///實(shí)現(xiàn)當(dāng)前檢測(cè)根數(shù)?
            break;

			case 0x2A:
            k=11;    //////music+++++++++++++++++         // 人工的 觸發(fā)
            break;
            
			case 0x2B:
    		k=12;    //////music------------------   認(rèn)為是 Man_or_PC 切換

            break;
            
			case 0x52:
            k=13;    //////對(duì)比＋＋＋＋＋＋＋
            break;
            
			case 0x53:
            k=14;    //////對(duì)比－－－－－－－－
            break;

			case 0x32:
            k=15;    //////色彩＋＋＋＋＋＋＋
            break;

			case 0x33:
            k=16;    //////色彩－－－－－－－
            break;

			case 0x2C:
            k=17;    //////亮度＋＋＋＋＋
            break;

			case 0x2D:
            k=18;    //////亮度－－－－－－－
            break;

            case 0xD2:          //按關(guān)閉電源鍵
            P0 = 0xFF;
            k=10;
            
            break;
              }
		  voicer=1;
          if(k==13)
		  turn=!turn;			    
		   step_num=3600;
		  }
		  }
      }   
    }
  }  




void Int0(void) interrupt 0 using 0
{  
   PT0=1;
   EX0=0; //外部中斷0關(guān)閉
   DT=1;

   TR0=0; //先 停止 T0 

   flag=1;     ////////遙控控制

   TH0=0xFD;
   TL0=0x1E; //設(shè)定時(shí)值為800us

   for(IRCON=0; IRCON<3; IRCON++)
   IRCode[IRCON] = 0;
   IRCON = 0;
   IRCON2 = 0; //計(jì)數(shù)清零
             
   TR0 = 1;     //再啟動(dòng)///////////記數(shù)
}

void ledwork(void)   /*數(shù)碼管工作函數(shù)*/
{  
   num=k;
  if(num>9&&num<100)
	{w=2;i=i%2;}
	else if(num>100&&num<1000)
	{w=3;i=i%3;}
	 else if(num>=1000)
	{w=4;i=i%4;}
  if(i==0)  {P0=led[num%10];led1=1;led2=1;led3=1;led0=0;}
  else if(i==1&&w>1)  {P0=led[num/10%10];  led0=1;led2=1;led3=1;led1=0;}
  else if(i==2&&w>2)  {P0=led[num/100%10]; led1=1;led2=1;led3=1;led2=0;}
  else if(i==3&&w>3)  {P0=led[num/1000%10];led0=1;led1=1;led2=1;led3=0;}
 } 


void timer1(void) interrupt 3
{
  TH1=0xFF;
  TL1=0x25; //設(shè)定時(shí)每隔0.5ms中斷一次
  count++;
  spcount--;
  if(spcount<=0&&k<13)   
	 {spcount =k*speedlevel;
      gorun(); }
    i++;
    i=i%w;
    ledwork();
}



void gorun()
{ 
  if (stop_flag==1||step_num==0)
  {
    P1_0 = 0;
    P1_1 = 0;
    P1_2 = 0;
    P1_3 = 0;
    return;
  }

  switch(step_index)
  {
  case 0:   P1=0x01;   break;
  case 1:   P1=0x03;   break;
  case 2:   P1=0x02;   break;
  case 3:   P1=0x06;   break;
  case 4:   P1=0x04;   break;
  case 5:   P1=0x0C;   break;
  case 6:   P1=0x08;   break;
  case 7:   P1=0x09;
  }

  if (turn==0)
    {
    step_index++;
    if (step_index>7)
       step_index=0;
    }
  else
    {
    step_index--;
    if (step_index<0)
      step_index=7;
    }
    step_num--;
}