5-14.c

一些简单的c51程序

#include <stdio.h>
#include <reg51.h> 
main() 
{ static int a[3][4] = {1,3,5,7,9,11,13,15,17,19,21,23};
 	int *p;
	SCON = 0x50; 
TMOD |= 0x20; 
TH1 = 0xf3; 
TR1 = 1;
TI = 1; 
for(p=a[0]; p<a[0]+12; p++) 
 	{
 	  if ( (p-a[0])%4 == 0) printf("\n"); 
 	  printf("%4d", *p);
 	}
}