8051 走馬燈3燈循環(Keil C)

#include<reg51.h>
void delay10ms(int count);
main()
{
  P2=0xfe;
  delay10ms(100);
  P2=0xfc;
  delay10ms(100);
  while(1)
  {
  P2=0xf8;
  delay10ms(100);
  P2=0xf1;
   delay10ms(100);
  P2=0xe3;
  delay10ms(100);
  P2=0xc7;
  delay10ms(100);
  P2=0x8f;
  delay10ms(100);
  P2=0x1f;
  delay10ms(100);
  P2=0x3e;
  delay10ms(100);
  P2=0x7c;
  delay10ms(100);
}
}

void delay10ms(int count)