📄 电子时钟的设计.htm
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<H2>汇编语言课程设计——————电子时钟的设计</H2>
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<P class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 35.4pt; mso-char-indent-count: 1.96"><B
style="mso-bidi-font-weight: normal"><U
style="text-underline: double"><SPAN lang=EN-US
style="FONT-SIZE: 18pt"><FONT face="Times New Roman"><SPAN
style="mso-spacerun: yes"> </SPAN><SPAN
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style="text-underline: double"><SPAN
style="FONT-SIZE: 18pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">西安工业大学课程设计用纸</SPAN></U></B><B
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style="FONT-SIZE: 18pt"><FONT face="Times New Roman"><SPAN
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</SPAN><o:p></o:p></FONT></SPAN></U></B></P>
<P class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; WORD-BREAK: break-all; TEXT-INDENT: 24pt; LINE-HEIGHT: 150%; TEXT-ALIGN: left; mso-char-indent-count: 2.0; mso-pagination: widow-orphan"
align=left><SPAN
style="FONT-SIZE: 12pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-font-kerning: 0pt; mso-bidi-font-family: 宋体">课程名称：汇编语言程序设计<SPAN
lang=EN-US><o:p></o:p></SPAN></SPAN></P>
<P class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; WORD-BREAK: break-all; TEXT-INDENT: 24pt; TEXT-ALIGN: left; mso-char-indent-count: 2.0; mso-pagination: widow-orphan; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto"
align=left><SPAN style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体">课程英文名称：<SPAN
lang=EN-US>PROGRAMMING BY ASSEMBLE LANGUAGE</SPAN></SPAN><SPAN lang=EN-US
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-font-kerning: 0pt; mso-bidi-font-family: 宋体"><o:p></o:p></SPAN></P>
<P class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; WORD-BREAK: break-all; TEXT-ALIGN: left; mso-pagination: widow-orphan"
align=left><B style="mso-bidi-font-weight: normal"><SPAN
style="FONT-SIZE: 18pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt; mso-bidi-font-family: 宋体">一．设计目的：</SPAN></B><B
style="mso-bidi-font-weight: normal"><SPAN lang=EN-US
style="FONT-SIZE: 18pt; mso-font-kerning: 0pt; mso-bidi-font-family: 宋体"><o:p></o:p></SPAN></B></P>
<P class=MsoNormal
style="MARGIN: 0cm 0cm 0pt 57pt; WORD-BREAK: break-all; TEXT-INDENT: -21pt; TEXT-ALIGN: left; mso-pagination: widow-orphan; tab-stops: list 57.0pt"
align=left><FONT face="Times New Roman"><SPAN lang=EN-US
style="FONT-SIZE: 14pt; mso-font-kerning: 0pt; mso-fareast-font-family: 'Times New Roman'">1.</SPAN><SPAN
lang=EN-US
style="FONT-SIZE: 7pt; mso-font-kerning: 0pt; mso-fareast-font-family: 'Times New Roman'">
</SPAN></FONT><SPAN
style="FONT-SIZE: 14pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt; mso-bidi-font-family: 宋体">理解掌握定时</SPAN><SPAN
lang=EN-US style="FONT-SIZE: 14pt; mso-font-kerning: 0pt"><FONT
face="Times New Roman">/</FONT></SPAN><SPAN
style="FONT-SIZE: 14pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt; mso-bidi-font-family: 宋体">计数器和中断的使用方法。</SPAN><SPAN
lang=EN-US
style="FONT-SIZE: 14pt; FONT-FAMILY: 宋体; mso-font-kerning: 0pt; mso-bidi-font-family: 宋体"><o:p></o:p></SPAN></P>
<P class=MsoNormal
style="MARGIN: 0cm 0cm 0pt 57pt; WORD-BREAK: break-all; TEXT-INDENT: -21pt; TEXT-ALIGN: left; mso-pagination: widow-orphan; tab-stops: list 57.0pt"
align=left><FONT face="Times New Roman"><SPAN lang=EN-US
style="FONT-SIZE: 14pt; mso-font-kerning: 0pt; mso-fareast-font-family: 'Times New Roman'">2.</SPAN><SPAN
lang=EN-US
style="FONT-SIZE: 7pt; mso-font-kerning: 0pt; mso-fareast-font-family: 'Times New Roman'">
</SPAN></FONT><SPAN
style="FONT-SIZE: 14pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt; mso-bidi-font-family: 宋体">掌握微机常用的输入输出方式及接口技术。</SPAN><SPAN
lang=EN-US
style="FONT-SIZE: 14pt; FONT-FAMILY: 宋体; mso-font-kerning: 0pt; mso-bidi-font-family: 宋体"><o:p></o:p></SPAN></P>
<P class=MsoNormal
style="MARGIN: 0cm 0cm 0pt 57pt; WORD-BREAK: break-all; TEXT-INDENT: -21pt; TEXT-ALIGN: left; mso-pagination: widow-orphan; tab-stops: list 57.0pt"
align=left><FONT face="Times New Roman"><SPAN lang=EN-US
style="FONT-SIZE: 14pt; mso-font-kerning: 0pt; mso-fareast-font-family: 'Times New Roman'">3.</SPAN><SPAN
lang=EN-US
style="FONT-SIZE: 7pt; mso-font-kerning: 0pt; mso-fareast-font-family: 'Times New Roman'">
</SPAN></FONT><SPAN
style="FONT-SIZE: 14pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt; mso-bidi-font-family: 宋体">掌握一定的汇编语言知识，培养自己的动手操作能力。</SPAN><SPAN
lang=EN-US
style="FONT-SIZE: 14pt; FONT-FAMILY: 宋体; mso-font-kerning: 0pt; mso-bidi-font-family: 宋体"><o:p></o:p></SPAN></P>
<P class=MsoNormal
style="MARGIN: 0cm 0cm 0pt 57pt; WORD-BREAK: break-all; TEXT-INDENT: -21pt; TEXT-ALIGN: left; mso-pagination: widow-orphan; tab-stops: list 57.0pt"
align=left><FONT face="Times New Roman"><SPAN lang=EN-US
style="FONT-SIZE: 14pt; mso-font-kerning: 0pt; mso-fareast-font-family: 'Times New Roman'">4.</SPAN><SPAN
lang=EN-US
style="FONT-SIZE: 7pt; mso-font-kerning: 0pt; mso-fareast-font-family: 'Times New Roman'">
</SPAN></FONT><SPAN
style="FONT-SIZE: 14pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt; mso-bidi-font-family: 宋体">学习程序设计的基本思路和方法。</SPAN><SPAN
lang=EN-US
style="FONT-SIZE: 14pt; FONT-FAMILY: 宋体; mso-font-kerning: 0pt; mso-bidi-font-family: 宋体"><o:p></o:p></SPAN></P>
<P class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; WORD-BREAK: break-all; TEXT-ALIGN: left; mso-pagination: widow-orphan"
align=left><SPAN
style="FONT-SIZE: 22pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">二．程序内容</SPAN><SPAN
style="FONT-SIZE: 14pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">：</SPAN><SPAN
lang=EN-US style="FONT-SIZE: 14pt"><BR></SPAN><SPAN
style="FONT-SIZE: 14pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">第一部分：定义显示界面。</SPAN><SPAN
lang=EN-US style="FONT-SIZE: 14pt"><BR></SPAN><SPAN
style="FONT-SIZE: 14pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">第二部分：调用系统时间，并将调用的用二进制表示的时间数转换成</SPAN><SPAN
lang=EN-US style="FONT-SIZE: 14pt"><FONT
face="Times New Roman">ASCII</FONT></SPAN><SPAN
style="FONT-SIZE: 14pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">码，并将时间数存入内存区。</SPAN><SPAN
lang=EN-US style="FONT-SIZE: 14pt"><BR></SPAN><SPAN
style="FONT-SIZE: 14pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">第三部分：将存在系统内存区的时间数用显示字符串的形式显示出来。</SPAN><SPAN
lang=EN-US style="FONT-SIZE: 14pt"><BR></SPAN><SPAN
style="FONT-SIZE: 14pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">第四部分：获取键盘的按键值</SPAN><SPAN
lang=EN-US style="FONT-SIZE: 14pt"><FONT
face="Times New Roman">,</FONT></SPAN><SPAN
style="FONT-SIZE: 14pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">以</SPAN><SPAN
lang=EN-US style="FONT-SIZE: 14pt"><FONT
face="Times New Roman">ESC</FONT></SPAN><SPAN
style="FONT-SIZE: 14pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">键退出系统返回</SPAN><SPAN
lang=EN-US style="FONT-SIZE: 14pt"><FONT
face="Times New Roman">DOS</FONT></SPAN><SPAN
style="FONT-SIZE: 14pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">。</SPAN><B
style="mso-bidi-font-weight: normal"><SPAN lang=EN-US
style="FONT-SIZE: 14pt; mso-font-kerning: 0pt; mso-bidi-font-family: 宋体"><o:p></o:p></SPAN></B></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN
style="FONT-SIZE: 22pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">三．程序设计原理：</SPAN><SPAN
lang=EN-US style="FONT-SIZE: 14pt"><BR></SPAN><SPAN
style="FONT-SIZE: 14pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">首先在数据段开辟一显示缓冲区，用来存储系统时间。调用</SPAN><SPAN
lang=EN-US style="FONT-SIZE: 14pt"><FONT
face="Times New Roman">DOS</FONT></SPAN><SPAN
style="FONT-SIZE: 14pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">中断，返回系统时间，并将来返回的二进制时间转换成</SPAN><SPAN
lang=EN-US style="FONT-SIZE: 14pt"><FONT
face="Times New Roman">ASCII</FONT></SPAN><SPAN
style="FONT-SIZE: 14pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">码，方便时间显示时的调用。分别将来小时数、分钟数、秒数存入显示缓冲区，并最终存入一结束字符号</SPAN><SPAN
lang=EN-US style="FONT-SIZE: 14pt"><FONT
face="Times New Roman">’$’</FONT></SPAN><SPAN
style="FONT-SIZE: 14pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">。调用</SPAN><SPAN
lang=EN-US style="FONT-SIZE: 14pt"><FONT
face="Times New Roman">DOS</FONT></SPAN><SPAN
style="FONT-SIZE: 14pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">字符串显示功能将时间显示</SPAN><SPAN
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