我现在编写了一个程序 请看
#include<reg52.h>
sbit di=p1^0;
void main()
while(1){ d1=0;
}
出现了这样的问题
Build target 'Target 1'
assembling STARTUP.A51...
A51 MACRO ASSEMBLER V8.01 - SN: Eval Version
COPYRIGHT KEIL ELEKTRONIK GmbH 1987 - 2007
"F:机器人C51BINA51.EXE" "STARTUP.A51" SET (SMALL) DEBUG EP
A51 FATAL ERROR -
FILE: STARTUP.A51
ERROR: FILE DOES NOT EXIST
A51 TERMINATED.
Target not created
帮我看看该怎么修改 谢谢
友情提示: 此问题已得到解决，问题已经关闭,关闭后问题禁止继续编辑，回答。
{var%20f='http://v.t.sina.com.cn/share/share.php?appkey=1515056452',u=z||d.location,p=['&url=',e(u),'&title=',e(t||d.title),'&source=',e(r),'&sourceUrl=',e(l),'&content=',c||'gb2312','&pic=',e(p||'')].join('');function%20a(){if(!window.open([f,p].join(''),'mb',['toolbar=0,status=0,resizable=1,width=440,height=430,left=',(s.width-440)/2,',top=',(s.height-430)/2].join('')))u.href=[f,p].join('');};if(/Firefox/.test(navigator.userAgent))setTimeout(a,0);else%20a();})(screen,document,encodeURIComponent,'','','https://www.xiaopingtou.cn/data/attach/logo/logo.png', '推荐 爱着飘雪 的问题《点亮第一个灯出现的问题》','https://www.xiaopingtou.net/q-51995.html','页面编码gb2312|utf-8默认gb2312'));){kind=link}
重新编写了一遍
#include<reg52.h>
sbit di=P1^0;
void main(void)
{while(1){di=0;
}
}
Build target 'Target 1'
assembling STARTUP.A51...
linking...
*** WARNING L1: UNRESOLVED EXTERNAL SYMBOL
SYMBOL: ?C_START
MODULE: STARTUP.obj (?C_STARTUP)
*** WARNING L2: REFERENCE MADE TO UNRESOLVED EXTERNAL
SYMBOL: ?C_START
MODULE: STARTUP.obj (?C_STARTUP)
ADDRESS: 080AH
Program Size: data=9.0 xdata=0 code=15
creating hex file from "wu"...
"wu" - 0 Error(s), 2 Warning(s).
现在显示没有错误
可是用STC-ISP传到板子上面出现以下问题
请看图片
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