拷拷贝到你的Keil安装目录下的c51\\bin文件夹中。

工程文件中需设置一下:

project->Option for Target Target1

选Debug页

左侧最下面

Dialog Dll

一般是DP51.DLL，不用修改

Parameter

中是

-P51

在其后加入

-dledkey

即该行看起来应该是这样的：

-p51 -dledkey

保存即可

进入调试后，点击：Peripherals，其中多出一个“键盘LED实验仿真板”选择该项即可。-emboss your copy of the Keil installation directory under the decoder \\ bin folder. The project document to be provided as follows : project-gt; Option for Target Target1 election Debug bottom of the left page is generally Dialog Dll DP51.DLL, need not be amended Parameter is - P51 add after-dledkey that the bank should look like this :-p51-can be preserved into dledkey to debug and click : Peripherals, in which more than a "keyboard LED simulation board," which can be chosen.