📄 电子时钟的设计.htm
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align=center><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><FONT
size=3>开始</FONT></SPAN></P></DIV></TD></TR></TBODY></TABLE></v:textbox></v:oval><v:line
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<DIV>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><FONT
size=3>显示提示符</FONT></SPAN></P></DIV></TD></TR></TBODY></TABLE></v:textbox></v:rect><v:line
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<DIV>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center"
align=center><FONT size=3><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">从键盘上接收当前时</SPAN><SPAN
lang=EN-US><FONT face="Times New Roman">,</FONT></SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">分</SPAN><SPAN
lang=EN-US><FONT face="Times New Roman">,</FONT></SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">秒</SPAN></FONT></P></DIV></TD></TR></TBODY></TABLE></v:textbox></v:rect><v:line
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<TR>
<TD
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<DIV>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><FONT size=3><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">时</SPAN><SPAN
lang=EN-US><FONT face="Times New Roman">,</FONT></SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">分</SPAN><SPAN
lang=EN-US><FONT face="Times New Roman">,</FONT></SPAN><SPAN
class=GramE><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">秒值</SPAN></SPAN><SPAN
lang=EN-US><FONT face="Times New Roman">ASCII</FONT></SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">码转换为</SPAN><SPAN
lang=EN-US><FONT face="Times New Roman">BCD</FONT></SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">码</SPAN><SPAN
lang=EN-US><FONT face="Times New Roman">,</FONT></SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">分别存入</SPAN><SPAN
lang=EN-US><FONT
face="Times New Roman">CH,DH,DL</FONT></SPAN></FONT></P></DIV></TD></TR></TBODY></TABLE></v:textbox></v:rect><v:line
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<TABLE cellSpacing=0 cellPadding=0 width="100%">
<TBODY>
<TR>
<TD
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<DIV>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center"
align=center><FONT size=3><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">延时</SPAN><SPAN
lang=EN-US><FONT face="Times New Roman">1</FONT></SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">秒</SPAN></FONT></P></DIV></TD></TR></TBODY></TABLE></v:textbox></v:rect><v:line
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<DIV>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><FONT size=3><SPAN
lang=EN-US><FONT face="Times New Roman">DL</FONT></SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">加</SPAN><SPAN
lang=EN-US><FONT face="Times New Roman">1,DAA</FONT></SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">调整</SPAN></FONT></P></DIV></TD></TR></TBODY></TABLE></v:textbox></v:rect><v:line
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<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN
lang=EN-US><FONT face="Times New Roman"
size=3>(DH)>=60H?</FONT></SPAN></P></DIV></TD></TR></TBODY></TABLE></v:textbox></v:shape><v:line
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<TD
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<DIV>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><FONT size=3><SPAN
lang=EN-US><FONT face="Times New Roman">DL</FONT></SPAN><SPAN
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">清零</SPAN><SPAN
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