exflag.c

单片机c语言编写的自动控制升降旗系统

#include<reg52.h>
#include <intrins.h>
#include <absacc.h>
#include <math.h>
#define uint unsigned int 
#define uchar unsigned char





sbit dircontrol=P1^0;
sbit pwmcp=P1^1;										
sbit ldate =P1^2;
sbit clk =P1^3;
sbit mplay =P1^4;
sbit flow=P1^5;
sbit cs595=P1^6;
sbit latch=P1^7; 
sbit key1=P3^2;
sbit key2=P3^3;
sbit key3=P3^4;
sbit key4=P3^5;
sbit key5=P3^6;
sbit key6=P3^7;			                                                                          
sbit light=P2^2;
sbit kaiguan1=P2^3;
sbit kaiguan2=P2^1;
sbit key7=P2^0;
uint height;
uint temp;
uint pwmnum;
uint temp,temp1,temp2,temp3,temp4;
uchar led[]={0xe7,0x84,0xd3,0xd6,0xb4,0x76,0x77,0xc4,0xf7,0xf6,0xf5,0x37,0x63,0x97,0x73,0x71,0xff};
uchar display[4];
uchar flashbit=255;
uchar state=0,tag1=0,tag2=0,tag3=0;
uchar times = 0,times1 = 0;



void initial();
void up();
void down();
void shegaodu();
void sheshijian();
void heightdis();
void disp(unsigned char *p);
void mdelay(unsigned int number);
int key1check();
int key4check();



 main()
{  uchar tag = 1;
	if( kaiguan1 == 0&&kaiguan2 != 0)
 	{ 
 	height = 1800;
	heightdis();
	mdelay(500);
 	}
 	if(kaiguan2 == 0&&kaiguan1 != 0)
 	{ 
 	height = 0;
	heightdis();
	mdelay(500);
 	}
	
	initial();
	shegaodu();
	flashbit = 255;
   	TH0 = 0x3C;
  	TL0 = 0xB0;
	TR0 = 1;
	sheshijian(); 
 	while(tag==1)
 	{if(key5==0)
   		{mdelay(1);while(key5==0);tag=0;}
   	}
  	TH1 = temp4/256;
 	TL1 = temp4%256;
 	TR1 = 1;
	if(temp4 == 0xF327){mplay = 0;}
 	up();
 	if(height==1800){flow = 0;}
	
 	while(state==1)
 	{if(key6==0)
   		{mdelay(1);while(key6==0);state=0;}
 	}	
	TH1 = temp4/256;
 	TL1 = temp4%256;
 	TR1 = 1;
	flow = 1;
 	down();
 	while(1);
}



void initial()
{ EA = 1;
 ET0 = 1;
 ET1 = 1;
 TMOD = 0x11;
 TH0 = 0x3C;
 TL0 = 0xB0;
 TR0 = 1;
 }


void time1(void) interrupt 3
{  
 TH1 = temp4/256;
 TL1 = temp4%256;
  pwmcp=!pwmcp;
  pwmnum++;
  
}

void time0(void) interrupt 1
{ 
  TH0 = 0x3C;
  TL0 = 0xB0;
  times++;
  if(times==200) {times=0;tag2=1;TR0=0;}
  if(tag2==1)
  {times1++; 
   if(times1==200){times1=0;tag3=1;TR0=0;}
  }
 
 }

 



int key1check()
{	while(tag2==0)	
	{ if(key7==0)
		{
			mdelay(1); 
	  		while(key7==0);
			tag1=1;
			light=0;

		}

		if(key1==0)
     {mdelay(1); 
	  while(key1==0);
	  						   
	  flashbit++;							//闪烁位加
	  if(flashbit==4){flashbit=255;  }  
	  }
	  
 	if(flashbit<4)
 	{
   	if(key2==0)
     { mdelay(1);
	   while(key2==0);
	   display[flashbit]++;					//闪烁位值加

	if(display[flashbit]==10) display[flashbit]=0; disp(display);
	 }
    if(key3==0)
     {mdelay(1);
	  while(key3==0);
	  display[flashbit]--;					//闪烁位值减
	   
      if(display[flashbit]==255) display[flashbit]=9; disp(display);
     } 
   	}
   	}
  
  temp1=display[0]+display[1]*10+display[2]*100+display[3]*1000;
   return temp1;
} 



int key4check()
{	while(tag3==0)	
	{  
		if(key4==0)
     	{
			mdelay(1); 
	  		while(key4==0);						   
	  		flashbit++;							//闪烁位加
	 		if(flashbit>=4)
			{
				flashbit=255;  
			}  
	  	}
			
 		if(flashbit<4)
 		{
   			if(key2==0)
     		{ 
				mdelay(1);
	   			while(key2==0);
	   			display[flashbit]++;					//闪烁位值加

				if(display[flashbit]==16) display[flashbit]=0; disp(display);
	 		}
    	if(key3==0)
     	{
			mdelay(1);
	  		while(key3==0);
	  		display[flashbit]--;					//闪烁位值减
	   
      		if(display[flashbit]==255) display[flashbit]=15; disp(display);
     	} 
   	}
	}	  
  temp3=display[0]+display[1]*16+display[2]*256+display[3]*4096;
   return temp3; 
}



void heightdis ()
{ cs595=0;
  display[0] = height%10;
  display[1] = height%100/10;
  display[2] = height%1000/100;
  display[3] = height/1000;
  disp(display);
}


void disp(unsigned char *p)
{							   		 	
	unsigned char i,j,leddata;	
				
	for(i=0;i<4;i++)				
	{
		leddata=led[*p];					
		for(j=0;j<8;j++)
		{
			leddata=leddata<<1;
  		 	ldate=CY;
			clk=0;
			clk=1;
			clk=0;
		}
		p++;				 
	}
	latch=0;
	latch=1;
	latch=0;				  
}				  




void mdelay(unsigned int number)//延时子程序
{
    unsigned char temp;
    for ( ;number!=0;number--)
	{
       for(temp=112;temp!=0;temp--)  
	   {}
    }
}
											   


void up()
{	dircontrol = 1;
	do
	{
		if (height >= temp2||height >= 1800)
		{ 	 	mplay = 1;
				if(tag1==1)
					{dircontrol=0;pwmnum=0;
						while(1)
						{if(height<=1200)
							{
								TR1 = 0;
								pwmcp = 1;
								state = 1;
								break;
							}
						
						else
							{
								height = 1800 - (pwmnum * 0.15125);
								heightdis();}
							}
					 	break;
					 }
		   		else
					{
						TR1=0;
						pwmcp=1;
						state=1;
						break;
					}
				
		}
		else
		{
	 		height = pwmnum*0.15125;
		}
		heightdis();
	}
	while(1); 
}





void down()
{
	pwmnum=0;
	
	if(tag1==1)
		{while(1)
			{if(height>=1800)
	  		{ 
				goto b;
			   
			 }
		 	else
		 	{
	  			dircontrol = 1;
				height = 1200+ pwmnum * 0.15125;
				heightdis();
			}
			}	
		}
	else
		{ 
		b: 	pwmnum=0;
			while(1)
		 	{	if (height <= 0)
				{
					TR1=0;
					pwmcp=1;
					break;
				}
				else									  	
				{	                                                                                                                  
					dircontrol = 0;
	 				height = temp2 - (pwmnum * 0.15125); 	
				}
				heightdis();
			}
		}
		
	
}



void shegaodu()
{
 	cs595=0;
	display[0] = 0;
	display[1] = 0;
	display[2] = 0;
	display[3] = 0;
	disp(display); 
	if (key1check() > 0&&key1check() <=1800)
	{
		temp2 = key1check();
	}
	
	else
	{
	 	temp2 = 1800; 
	}
}


		 

void sheshijian()
{  	cs595=0;
	display[0] = 0;
	display[1] = 0;
	display[2] = 0;
	display[3] = 0;
	disp(display); 

	if (key4check() >=0xDBB3&&key4check()<=0xF71F)
	{
		temp4 = key4check();
	}
	else temp4 = 0xF327;

	
}