keilc51 board simulation software to use: 1. Please download the contents of two plug-ins are copied to the installation directory uVision under KeilC51BIN 2. modify Tool.ini, this file is located in the installation directory uVision under keil. I would be grateful if the contents of the following added to the [C51] part of the back. AGSI1 = ledkey.dll ( ledkey ) AGSI2 = simboard.dll ( simboard ) 3. Reset uVsion. entered the Debug mode, open the menu Peripheral, found an increase of 2 are keyboard LED emulation board, emulation board 51 experiments. So no need to use each set at any time can be opened

ledkey
......\ledkey.dll
......\simboard.dll
......\使用说明.txt

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