<p class="MsoNormal" align="justify" style="text-indent:63.4500pt;text-align:justify;"> <b> </b><b> </b> <span>实验报告</span> </p> <p class="p" style="background:#FFFFFF;"> <span>日期:</span>2017.10.31 <span>指导老师:窦亚玲</span> <span>学号:</span>201630127018,201630127006,201630127016 <span>姓名</span><span>:</span><span>方韬,李振定,林亚军</span> <span>院系:数计院</span> <span>年级班级:</span>2016<span>级国防</span><span>班</span> </p> <p class="p" align="justify" style="text-align:justify;background:#FFFFFF;"> <span>实验课程名称:数字逻辑</span> </p> <p class="p" align="justify" style="text-align:justify;background:#FFFFFF;"> <span>实验项目名称:</span><span>组合逻辑电路设计</span> </p> <p class="p" align="justify" style="text-align:justify;background:#FFFFFF;"> <span>实验题目:</span>4.7 </p> <p class="p" align="justify" style="text-align:justify;background:#FFFFFF;"> <span>实验要求:</span> </p> <p class="p" align="justify" style="margin-left:0.0000pt;text-indent:0.0000pt;padding:0pt 0pt 0pt 0pt;text-align:justify;background:#FFFFFF;"> 1、熟悉Multisim的基本使用; </p> <p class="p" align="justify" style="margin-left:0.0000pt;text-indent:0.0000pt;padding:0pt 0pt 0pt 0pt;text-align:justify;background:#FFFFFF;"> 2、使用与非门验证组合逻辑电路: </p> <p class="p" align="justify" style="text-align:justify;background:#FFFFFF;"> <br /> </p> <p class="p" align="justify" style="text-align:justify;background:#FFFFFF;"> <b>4.7. 用与非门设计一个组合逻辑电路,该电路输入为1位十进制的2421码,当输入的数字为素数时,输出F为1,否则F为0。</b><b></b> </p> <p class="p" align="justify" style="text-align:justify;background:#FFFFFF;"> <span>实验步骤</span><span>:</span> </p> <p class="p" align="justify" style="text-indent:40.8000pt;text-align:justify;background:#FFFFFF;"> 1. <span>建立给定问题的逻辑描述。这里我们组用的是卡若图化简法,用</span>A,B,C,D表 示输入,用F表示输出; </p> <p class="p" align="justify" style="text-indent:40.8000pt;text-align:justify;background:#FFFFFF;"> 2. <img src="/files/uploads/image/201710/b1eb9a724068.png" title="image" alt="image" /> </p> <p class="p" align="justify" style="text-indent:40.8000pt;text-align:justify;background:#FFFFFF;"> 3. <span>根据卡若图得出表达式:</span><b>F=A</b><img width="16" height="22" src="file://C:\Users\Admin\AppData\Local\Temp\ksohtml\wpsF780.tmp.png" /><b>C+AB</b><img width="16" height="23" src="file://C:\Users\Admin\AppData\Local\Temp\ksohtml\wpsF790.tmp.png" /><b>D+A</b><img width="16" height="22" src="file://C:\Users\Admin\AppData\Local\Temp\ksohtml\wpsF791.tmp.png" /><b>CD</b><span>;经过化简变换求出逻辑函数的最简表达式。</span><b>F=</b><img width="16" height="22" src="file://C:\Users\Admin\AppData\Local\Temp\ksohtml\wpsF7A2.tmp.png" /><b>C+A</b><img width="16" height="23" src="file://C:\Users\Admin\AppData\Local\Temp\ksohtml\wpsF7A3.tmp.png" /><b>D</b><span>;</span> </p> <p class="p" align="justify" style="text-indent:40.8000pt;text-align:justify;background:#FFFFFF;"> 4. <span>选择逻辑门类型并进行逻辑函数转换。这里题目要求用与非门,函数转换较简单,就是在上述函数函数加两根横线,即</span><b>F=</b><img width="70" height="28" src="file://C:\Users\Admin\AppData\Local\Temp\ksohtml\wpsF7B4.tmp.png" /><span>;</span> </p> <p class="p" align="justify" style="text-indent:40.8000pt;text-align:justify;background:#FFFFFF;"> 5. <span>根据表达式画出电路图:</span> </p> <p class="p" align="justify" style="text-align:justify;background:#FFFFFF;"> <img src="/files/uploads/image/201710/0f674b596cbc.png" title="image" alt="image" /> </p> <p class="p" align="justify" style="text-align:justify;background:#FFFFFF;"> <span>在</span>Multisim14.0中模拟出上电路<span>:</span> </p> <p class="p" align="justify" style="text-align:justify;background:#FFFFFF;"> </p> <p class="p" align="justify" style="text-align:justify;background:#FFFFFF;"> <br /> </p> <p class="p" align="justify" style="text-align:justify;background:#FFFFFF;"> <span>运行电路,验证</span>1,2,5,8的2421码,改变开关的状态,开代表1,关代表0,观察灯泡是否亮<span>:</span> </p> <p class="p" align="justify" style="text-align:justify;background:#FFFFFF;"> <img src="/files/uploads/image/201710/ca7256f7bf64.png" title="image" alt="image" /> </p> <p class="p" align="justify" style="text-align:justify;background:#FFFFFF;"> <br /> </p> <p class="p" align="justify" style="text-align:justify;background:#FFFFFF;"> <br /> </p> <p class="p" align="justify" style="text-align:justify;background:#FFFFFF;"> </p> <p class="p" align="justify" style="text-align:justify;background:#FFFFFF;"> </p> <p class="p" align="justify" style="text-align:justify;background:#FFFFFF;"> <br /> </p> <p class="p" align="justify" style="text-align:justify;background:#FFFFFF;"> <br /> </p> <p class="MsoNormal" align="justify" style="text-indent:63.4500pt;text-align:justify;"> <b> </b> </p>
cACuVGJir