本帖最后由 我就要自己学 于 2015-11-28 23:22 编辑

#include<reg51.h>
#include<intrins.h>
#define unit unsigned int
#define unchar unsigned char
sbit RS=P2^6;
sbit RW=P2^5;
sbit E=P2^7;
sbit BEEP=P1^5;
sbit FM=P3^0;
sbit FMQ=P2^3;
#define Data P0
char data tadle[]="level:";
char data table[]="speed:";
.。。。。。。
编译时显显示Cannot open include file: 'reg51.h': No such file or directory，该怎么修改。
我是菜鸟求大神们指教