b09.c

单片机实验程序-13种-17.4M-pdf.zip

#include "reg51.h"
#include "absacc.h"
#define  addr XBYTE[
0xa000]
#define  uchar unsigned char
sbit p32=P3^2;
void prnt(uchar);
void main(void)
{

   prnt(0x30);
   prnt(0x31);
   prnt(0x32);
   prnt(0x33);
   prnt(0x34);
   prnt(0x35);
   prnt(0x36);
   prnt(0x37);
   prnt(0x0d);
}
void prnt(uchar i)
{
   while(p32);
   addr=i;
}