example-eight.c

C学习实例 C学习实例 C学习实例 C学习实例

#include <reg52.H>
unsigned char code table[]={0xc0,0xf9,0xa4,0xb0,0x99,
                            0x92,0x82,0xf8,0x80,0x90};
unsigned char dispcount;
sbit a=P1^4;
sbit b=P1^5;
void delay02s(void)
{
  unsigned char i,j,k;
  for(i=4;i>0;i--)
  for(j=251;j>0;j--)
  for(k=248;k>0;k--);
}

void main(void)
{
  while(1)
    { P2=0x00;
         {for(dispcount=0;dispcount<10;dispcount++)
        { 
          P0=table[dispcount];
          delay02s();
       }}
		

    }
}