keil中对L105错误的解释是这样的：
Error L105
Summary *** Error L105
Public Refers to Ignored Segment
Symbol: symbol-name
Segment: segment-name
Description The specified public symbol is defined in the specified segment. It cannot be processed on account of an error. The public symbol is therefore ignored.
{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 冷麟 的问题《keil编译时显示Program Size: data=126.2 xdata=0 code=1177》','https://www.xiaopingtou.net/q-42057.html','页面编码gb2312|utf-8默认gb2312'));){kind=link}
Error L105
Summary *** Error L105
Public Refers to Ignored Segment
Symbol: symbol-name
Segment: segment-name
Description The specified public symbol is defined in the specified segment. It cannot be processed on account of an error. The public symbol is therefore ignored.
你的问题应该是内存溢出了，你程序所用的RAM空间超出了你单片机的RAM空间，可以调节程序，进行RAM资源分配就应该能解决吧。还有就是看一下你有没有定义了但是没有被使用的变量和函数。
52的单片机有256字节的ram，我只使用了126个就出错了？？？？？？那怎么用啊 给个方法 谢谢
好的 我试下 谢谢
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