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📁 说明: Virtual51是一个动态可视化的MCS-51全功能模拟程序
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<p class=MsoNormal align=left style='text-align:left;mso-layout-grid-align:
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<p class=MsoNormal align=left style='text-align:left;mso-layout-grid-align:
none;text-autospace:none'><b><span lang=EN-US style='font-size:14.0pt;
font-family:Helvetica-Bold;mso-font-kerning:0pt'>Special Function Registers<o:p></o:p></span></b></p>

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