dz1.c

51单片机试验板-sch-pcb-4.0M.zip

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#include<reg52.h>

#define uchar unsigned char
#define uint  unsigned int


sbit aa=P0^0;
sbit bb=P0^1;
sbit cc=P0^2;
sbit dd=P0^3;
sbit inh1=P0^4;
sbit inh2=P0^5;
void display();

void delay(uint t)
{
 uint i,j;
    for(i=100;i>0;i--)
      for(j=10;j>0;j--)
         for(;t>0;t--);

}



void main()
{
   P1=0xff;
   P0=0xff;
delay(10);
while(1)
   {
display();  

   }


}


void display()
{
   inh1=1;
   inh2=0;
   P1=0xff;
   aa=0;
   bb=0;
   cc=0; 
   dd=0;
   P1=0xff;
    
   aa=1;
   bb=0;
   cc=0; 
   dd=0;
   P1=0xff;
   aa=0;
   bb=1;
   cc=0; 
   dd=0;
   P1=0xff;
   aa=1;
   bb=1;
   cc=0; 
   dd=0;
   P1=0xff;
   aa=0;
   bb=0;
   cc=1; 
   dd=0;
   P1=0xff;
   aa=1;
   bb=0;
   cc=1; 
   dd=0;
   P1=0xff;
   aa=0;
   bb=1;
   cc=1; 
   dd=0;
   P1=0xff;

   aa=1;
   bb=1;
   cc=1; 
   dd=0;
   P1=0xff;
   aa=0;
   bb=0;
   cc=0; 
   dd=1;
   P1=0xff;
   aa=1;
   bb=0;
   cc=0; 
   dd=1;
   P1=0xff;
   aa=0;
   bb=1;
   cc=0; 
   dd=1;
   P1=0xff;
   aa=1;
   bb=1;
   cc=0; 
   dd=1;
   P1=0xff;
   aa=0;
   bb=0;
   cc=1; 
   dd=1;
   P1=0xff;
   aa=1;
   bb=0;
   cc=1; 
   dd=1;
   P1=0xff;
   aa=0;
   bb=1;
   cc=1; 
   dd=1;
   P1=0xff;
   aa=1;
   bb=1;
   cc=1; 
   dd=1;










   inh1=0;
   inh2=1;
   P1=0xff;
   aa=0;
   bb=0;
   cc=0; 
   dd=0;
   P1=0xff;
    
   aa=1;
   bb=0;
   cc=0; 
   dd=0;
   P1=0xff;
   aa=0;
   bb=1;
   cc=0; 
   dd=0;
   P1=0xff;
   aa=1;
   bb=1;
   cc=0; 
   dd=0;
   P1=0xff;
   aa=0;
   bb=0;
   cc=1; 
   dd=0;
   P1=0xff;
   aa=1;
   bb=0;
   cc=1; 
   dd=0;
   P1=0xff;
   aa=0;
   bb=1;
   cc=1; 
   dd=0;
   P1=0xff;

   aa=1;
   bb=1;
   cc=1; 
   dd=0;
   P1=0xff;
   aa=0;
   bb=0;
   cc=0; 
   dd=1;
   P1=0xff;
   aa=1;
   bb=0;
   cc=0; 
   dd=1;
   P1=0xff;
   aa=0;
   bb=1;
   cc=0; 
   dd=1;
   P1=0xff;
   aa=1;
   bb=1;
   cc=0; 
   dd=1;
   P1=0xff;
   aa=0;
   bb=0;
   cc=1; 
   dd=1;
   P1=0xff;
   aa=1;
   bb=0;
   cc=1; 
   dd=1;
   P1=0xff;
   aa=0;
   bb=1;
   cc=1; 
  P1=0xff; dd=1;

   aa=1;
   bb=1;
   cc=1; 
   dd=1;
   P1=0xff;



}