Basic 7-Seg

Refer Seven Segment Segment Circuit

#include<reg51.h>
#include<intrins.h>
void ms_delay(unsigned int a)
{
unsigned char b=255;
for(;a-->0;)
for(;b-->0;)
_nop_();
}


void main()
{
 while(1)
 {
  unsigned  char i,a[10] = {0xc0, 0xf9, 0xa4, 0xb0, 0x99, 0x92,
  0x82, 0xf8, 0x80, 0x90};

  for(i=0;i<10;i++)
{
   P1=a[i];
   ms_delay(500);
  }  
 }
}