2-3.c

一些简单的c51程序

#include <reg51.h>
#include <stdio.h>
main()
{
char a,b;
a=120;
b=121;

SCON = 0x50; 
TMOD |= 0x20; 
TH1 = 0xf3; 
TR1 = 1;
TI = 1; 
printf("%c,%c\n%d,%d\n",a,b,a,b);
}