成考院校在线答案
- 2022-09-12 [单选] <p class="MsoNormal">26、<span style="font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">一片</span><span lang="EN-US">8259</span><span style="font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">芯片可提供</span><u><span lang="EN-US"><span style="mso-spacerun:yes"> </span></span></u><u><span lang="EN-US" style="font-family:宋体"><span style="mso-spacerun:yes"> </span></span><span lang="EN-US"><span style="mso-spacerun:yes"> </span></span></u><span class="GramE"><span style="font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">个</span></span><span style="font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">中断号。</span></p>
- 2022-09-12 [单选] <p class="MsoNormal">5、<span style="font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">关于半双工通信方式，下列说法正确的是</span><u><span lang="EN-US"><span style="mso-spacerun:yes"> </span></span></u><span style="font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">。</span></p>
- 2022-09-12 [单选] <p class="MsoNormal">31、<span lang="EN-US">8279</span><span style="font-family:Microsoft Yahei; mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">芯片采用译码方式工作时，最多可以控制</span><u><span lang="EN-US"><span style="mso-spacerun:yes"> </span></span></u><u><span lang="EN-US" style="font-family:宋体"><span style="mso-spacerun:yes"> </span></span><span lang="EN-US"><span style="mso-spacerun:yes"> </span></span></u><span class="GramE"><span style="font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">个</span></span><span lang="EN-US">7</span><span style="font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">段数码管的显示。</span></p> <p class="MsoListParagraph" style="margin-left:39.0pt;text-indent:-18.0pt; mso-char-indent-count:0;mso-list:l2 level1 lfo39"> <!--[if !supportLists]--><span lang="EN-US" style="font-family:Microsoft Yahei;mso-bidi-font-family:宋体"><span style="mso-list:Ignore">①<span style="font:7.0pt "Times New Roman""> </span></span></span> <!--[endif]--><span lang="EN-US" style="font-family:宋体">1</span><span lang="EN-US"><span style="mso-spacerun:yes"> </span></span><span style="font-family: 宋体">②<span lang="EN-US">4</span></span><span lang="EN-US"><span style="mso-spacerun:yes"> </span></span><span style="font-family: 宋体">③<span lang="EN-US">8</span></span><span lang="EN-US"><span style="mso-spacerun:yes"> </span></span><span style="font-family: 宋体">④<span lang="EN-US">16</span></span></p>
- 2022-09-12 [单选] <p class="MsoNormal">13、<span style="font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">响应</span><span lang="EN-US">NMI</span><span style="font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">请求的必要条件是</span><u><span lang="EN-US"><span style="mso-spacerun:yes"> </span></span></u><u><span lang="EN-US" style="font-family:宋体"><span style="mso-spacerun:yes"> </span><span style="mso-spacerun:yes"> </span></span><span lang="EN-US"><span style="mso-spacerun:yes"> </span></span></u><span style="font-family:Microsoft Yahei; mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">。</span></p>
- 2022-09-12 [单选] <p class="MsoNormal">35、<span style="font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">下列芯片是并行接口的是</span><u><span lang="EN-US"><span style="mso-spacerun:yes"> </span></span></u><u><span lang="EN-US" style="font-family:宋体"><span style="mso-spacerun:yes"> </span></span><span lang="EN-US"><span style="mso-spacerun:yes"> </span></span></u><span style="font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">。</span></p>
- 2022-09-12 [单选] <p class="MsoNormal">31、<span style="font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">以下不属于串行通信接口芯片的是</span><span lang="EN-US">_________</span><span style="font-family:Microsoft Yahei;mso-ascii-font-family: "Times New Roman";mso-hansi-font-family:"Times New Roman"">。</span></p>
- 2022-09-12 [单选] <p class="MsoNormal">12、<span lang="EN-US">DMA</span><span style="font-family:Microsoft Yahei; mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">方式传送数据时，是由</span><u><span lang="EN-US"><span style="mso-spacerun:yes"> </span></span></u><u><span lang="EN-US" style="font-family:宋体"><span style="mso-spacerun:yes"> </span></span><span lang="EN-US"><span style="mso-spacerun:yes"> </span></span></u><span style="font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">控制的。</span></p>
- 2022-09-12 [单选] <p class="MsoNormal">22、<span lang="EN-US">ISA</span><span style="font-family:Microsoft Yahei; mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">总线的数据宽度为</span><u><span lang="EN-US"><span style="mso-spacerun:yes"> </span></span></u><span style="font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">位。</span></p>
- 2022-09-12 [单选] <p class="MsoNormal">38、<span style="font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">执行</span><span lang="EN-US"> IN<span style="mso-spacerun:yes"> </span>AX</span><span style="font-family:Microsoft Yahei; mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">，</span><span lang="EN-US">DX </span><span style="font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">指令后，端口数据读入到</span><u><span lang="EN-US"><span style="mso-spacerun:yes"> </span></span></u><span style="font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">寄存器。</span></p>
- 2022-09-12 [单选] <p class="MsoNormal">8、<span lang="EN-US">8086</span><span style="font-family:Microsoft Yahei; mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">响应</span><span lang="EN-US">INTR</span><span style="font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">中断的条件是</span><u><span lang="EN-US"><span style="mso-spacerun:yes"> </span></span></u><u><span lang="EN-US" style="font-family:宋体"><span style="mso-spacerun:yes"> </span></span><span lang="EN-US"><span style="mso-spacerun:yes"> </span></span></u><span style="font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">。</span></p>