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紅外RGB調(diào)光

include
#define uint unsigned int
#define uchar unsigned char
unsigned char a[4];    //儲(chǔ)存用戶碼、用戶反碼與鍵數(shù)據(jù)碼、鍵數(shù)據(jù)反碼
unsigned int LowTime,HighTime; //儲(chǔ)存高、低電平的寬度 
sbit led_r=P1^0;
sbit led_g=P1^2;
sbit led_b=P1^4;
sbit IR=P3^2;
sbit BEEP = P2^3;
bit  kg_flag;
bit  zb_flag;
bit  m_flag;
bit  s_flag;
bit  f_flag;
uchar num,tl,tb,tm,tj;tt;
uchar number;
uchar scw;
uchar pwm_r,pwm_g,pwm_b;
uchar pwm[3];
uchar bright,bright_t;
uchar x[30]={0};
uchar type[30]={0};
void dealy(uint z)
{  uint x,y;	for(x=z;x>0;x--)
	for(y=110;y>0;y--);
}
/*void delay1ms()
{
   unsigned char i,j;	
	 for(i=0;i<10;i++)
	  for(j=0;j<33;j++)
	   ;		 
 }
void delay(unsigned char n)
 {
   unsigned char i;
	for(i=0;i0){led_r=0;pwm_r--;}
      else{led_r=1;}
      if(pwm_g>0){led_g=0;pwm_g--;}
      else{led_g=1;}
      if(pwm_b>0){led_b=0;pwm_b--;}
      else{led_b=1;}
      scw++;
       
    }}*/
      
bit DeCode(void)        
{
    
   unsigned char  i,j;
	unsigned char temp;    //儲(chǔ)存解碼出的數(shù)據(jù)
	for(i=0;i<4;i++)      //連續(xù)讀取4個(gè)用戶碼和鍵數(shù)據(jù)碼
	  {
		 for(j=0;j<8;j++)  //每個(gè)碼有8位數(shù)字
			 {
	         temp=temp>>1;  //temp中的各數(shù)據(jù)位右移一位,因?yàn)橄茸x出的是高位數(shù)據(jù)									
			   TH0=0;         //定時(shí)器清0
			   TL0=0;         //定時(shí)器清0
			   TR0=1;         //開(kāi)啟定時(shí)器T0
		      while(IR==0)   //如果是低電平就等待
	               ;	      //低電平計(jì)時(shí)
		  	   TR0=0;         //關(guān)閉定時(shí)器T0
			   LowTime=TH0*256+TL0;    //保存低電平寬度
			   TH0=0;         //定時(shí)器清0
			   TL0=0;         //定時(shí)器清0
			   TR0=1;         //開(kāi)啟定時(shí)器T0
			   while(IR==1)   //如果是高電平就等待
			       ;			   
			   TR0=0;        //關(guān)閉定時(shí)器T0
			   HighTime=TH0*256+TL0;   //保存高電平寬度
			   if((LowTime<370)||(LowTime>640))
			  		    return 0;        //如果低電平長(zhǎng)度不在合理范圍,則認(rèn)為出錯(cuò),停止解碼			
			   if((HighTime>420)&&(HighTime<620))   //如果高電平時(shí)間在560微秒左右,即計(jì)數(shù)560/1.085=516次
			           temp=temp&0x7f;       //(520-100=420, 520+100=620),則該位是0
			   if((HighTime>1300)&&(HighTime<1800)) //如果高電平時(shí)間在1680微秒左右,即計(jì)數(shù)1680/1.085=1548次
			           temp=temp|0x80;       //(1550-250=1300,1550+250=1800),則該位是1
		     }  			            
	   a[i]=temp;	//將解碼出的字節(jié)值儲(chǔ)存在a[i]																					 
    }  				 		 
  if(a[2]=~a[3])  //驗(yàn)證鍵數(shù)據(jù)碼和其反碼是否相等,一般情況下不必驗(yàn)證用戶碼
	 return 1;     //解碼正確,返回1
}


void exter_int0() interrupt 0 using 0
{  EX0=0;
         //關(guān)閉外中斷0,不再接收二次紅外信號(hào)的中斷,只解碼當(dāng)前紅外信號(hào)
     TH0=0;      //定時(shí)器T0的高8位清0
	  TL0=0;      //定時(shí)器T0的低8位清0
	  TR0=1;	    //開(kāi)啟定時(shí)器T0	 
	  while(IR==0);          //如果是低電平就等待,給引導(dǎo)碼低電平計(jì)時(shí)
	  TR0=0;                //關(guān)閉定時(shí)器T0     
	  LowTime=TH0*256+TL0;  //保存低電平時(shí)間
	  TH0=0;      //定時(shí)器T0的高8位清0
	  TL0=0;      //定時(shí)器T0的低8位清0
	  TR0=1;	    //開(kāi)啟定時(shí)器T0
	  while(IR==1);  //如果是高電平就等待,給引導(dǎo)碼高電平計(jì)時(shí)
	  TR0=0;        //關(guān)閉定時(shí)器T0
	  HighTime=TH0*256+TL0;	//保存引導(dǎo)碼的高電平長(zhǎng)度
     if((LowTime>7800)&&(LowTime<8800)&&(HighTime>3600)&&(HighTime<4700))
		 {
		    //如果是引導(dǎo)碼,就開(kāi)始解碼,否則放棄,引導(dǎo)碼的低電平計(jì)時(shí)
	       //次數(shù)=9000us/1.085=8294, 判斷區(qū)間:8300-500=7800,8300+500=8800.
	      if(DeCode()==1); // 執(zhí)行遙控解碼功能
		 {// beep();
      
        switch(a[2])
      {
      case 0x07:
      {kg_flag=1;
       
       TR0=1;
       f_flag=0;
       s_flag=0;
       zb_flag=0;
       number=0;
       m_flag=0;
       bright_t=225;
       pwm[0]=bright_t;  
       pwm[1]=bright_t;
       pwm[2]=bright_t;
       TR1=0;
       }
        
        break;
         case 0x06:
       { 
        kg_flag=0;
        pwm[0]=0;  
        pwm[1]=0;
        pwm[2]=0;
       } break; 
       
       case 0x04:
		{
		 if((kg_flag==1)&&(m_flag==0)&&
         (s_flag==0)&&
         (zb_flag==0)&&(f_flag==0))
          {
          if(bright_t!=25)
          {
           bright_t=bright_t-25;
          }
       
          }
      }    break;
        case 0x05:
		{
		 if((kg_flag==1)&&(m_flag==0)&&
         (s_flag==0)&&
         (zb_flag==0)&&(f_flag==0))
          {
           if(bright_t!=255)
          {
           bright_t=bright_t+25;
          }
       
          }
      }        break;
        case 0x09:
       {  
           
         if(kg_flag==1)
        {pwm[0]=bright_t; 
          pwm[1]=0;
          pwm[2]=0;
         } 
       }   break; 
         
        case 0x08:
       {if(kg_flag==1)
         {pwm[0]=0; 
          pwm[1]=bright_t;
          pwm[2]=0;}  
        }break;
         case 0x0A:
       {if(kg_flag==1)
         {pwm[0]=0; 
          pwm[1]=0;
          pwm[2]=bright_t;}  
        }break; 
      }
    }
	 }
       EX0=1;
  }
 
void main()
 {
  init();
  while(1);
 } 
void timer1()interrupt 1 using 1  
 {TR1=1;
  TH0=(65536-1000)/256;
  TL0=(65536-1000)%256;
  
 
   
    scw++;

  
  if(scw==255)
    {
      scw=0;
      pwm_r=pwm[0];
      pwm_g=pwm[1];
      pwm_b=pwm[2];
    }
  else
    {
      if(pwm_r>0){led_r=0;pwm_r--;}
      else{led_r=1;}
      if(pwm_g>0){led_g=0;pwm_g--;}
      else{led_g=1;}
      if(pwm_b>0){led_b=0;pwm_b--;}
      else{led_b=1;}
      
       
    }TR1=0;
      
  }             怎么沒(méi)有高手回下,改了下現(xiàn)在按遙控后一直閃,好像T1一直中斷,請(qǐng)高手指下
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2016-08-07 15:37
中斷后的處理程序有問(wèn)題啊
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