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<h2 align=center style='text-align:center'><a name="_Toc51604004"><span style='mso-bookmark:_Toc45699105'><span
style='mso-bookmark:_Toc45699027'><span style='font-family:黑体;mso-ascii-font-family:
Arial'>使用说明</span></span></span></a></h2>
<h3><span style='mso-bookmark:_Toc51604005'><span
style='mso-bookmark:_Toc45699106'><span style='mso-bookmark:_Toc45699028'><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>文件夹内容说明</span></span></span></span></h3>
<p class=MsoNormal style='text-indent:21.0pt'><b><span style='font-family:宋体;
mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"'>（</span><span
lang=EN-US>1</span><span style='font-family:宋体;mso-ascii-font-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>）</span><span
lang=EN-US>example</span><span style='font-family:宋体;mso-ascii-font-family: "Times New Roman";mso-hansi-font-family:"Times New Roman"'>
</span><span style='font-family:宋体;mso-ascii-font-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>文件夹：</span></b><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>收录了书中第二章、第三章、第四章、第五章、第六章的例子。所有例子均由源程序和</span><span
lang=EN-US>Keil</span><span style='font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>项目文件组成，有一些文件夹下还有“</span><span
lang=EN-US>.avi</span><span style='font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>”文件，这是该例子使用实验仿真板演示的记录，可供参考该例子的演示效果。如果在您的计算机中装有</span><span
lang=EN-US>Keil</span><span style='font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>软件，那么双击其中的“</span><span lang=EN-US>.uv2</span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>”文件即可用</span><span lang=EN-US>Keil</span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>软件打开该项目。例：第二章中的</span><span lang=EN-US>203.uv2</span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>文件是</span><span lang=EN-US>keil</span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>的项目文件，双击该文件可用</span><span lang=EN-US>keil</span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>软件的集成环境</span><span lang=EN-US>μv2.exe</span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>打开，</span><span lang=EN-US>203.asm</span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>是源文件，包含在该项目中，</span><span lang=EN-US>203.hex</span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>是生成的目标文件，可以将其写入芯片。其它以</span><span lang=EN-US>203</span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>为主文件名的文件均是</span><span lang=EN-US>keil</span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>生成的中间文件，不必理会。</span></p>
<p class=MsoNormal style='text-indent:21.0pt'><b><span style='font-family:宋体;
mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"'>（</span><span
lang=EN-US>2</span><span style='font-family:宋体;mso-ascii-font-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>）</span><span
lang=EN-US>PCB</span><span style='font-family:宋体;mso-ascii-font-family: "Times New Roman";mso-hansi-font-family:"Times New Roman"'>
</span><span style='font-family:宋体;mso-ascii-font-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>文件夹：</span></b><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>其中收录的是单片机实验板和第二章中的流水灯的电路板。扩展名为</span><span lang=EN-US>DDB</span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>的文件是软件</span><span lang=EN-US>Protel 99SE</span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>所生成的工程文件，必须由使用</span><span lang=EN-US>PROTEL 99</span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>或更高版本的软件打开。如果你的计算机上没有安装</span><span lang=EN-US>Protel<span
style="mso-spacerun: yes"> </span>99SE</span><span style='font-family:
宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"'>软件，可以用</span><span
lang=EN-US>Protel For Windows</span><span style='font-family:宋体;mso-ascii-font-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>软件打开扩展名为</span><span
lang=EN-US>PCB</span><span style='font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>和</span><span lang=EN-US>SCH</span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>的文件，其中扩展名为</span><span lang=EN-US>PCB</span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>的文件是印制板文件，扩展名为</span><span lang=EN-US>SCH</span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>的文件是电路原理图文件。</span></p>
<p class=MsoNormal style='text-indent:21.0pt'><b><span style='font-family:宋体;
mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"'>（</span><span
lang=EN-US>3</span><span style='font-family:宋体;mso-ascii-font-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>）soft 文件夹：</span></b><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>收录了串口调试助手软件，</span><span lang=EN-US>SumLed</span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>软件，</span><span lang=EN-US>Cntrl</span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>软件ispro软件。这些软件有一些是作者自编的，有一些是由其他人授权提供。</span></p>
<p class=MsoNormal style='text-indent:21.0pt'><b><span style='font-family:宋体;
mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"'>（</span><span
lang=EN-US>4</span><span style='font-family:宋体;mso-ascii-font-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>）tools 文件夹：</span></b><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>收录了</span><span lang=EN-US>Winrar</span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>和</span><span lang=EN-US>Adobe Acrobat Reader<span style="font-family: 宋体">两个软件</span></span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>，如果扩展名为“</span><span lang=EN-US>.rar</span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>”的软件在你的计算机上无法打开，请安装</span><span lang=EN-US>Winrar</span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>软件；</span><span lang=EN-US>Acrboat</span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'> </span><span lang=EN-US>Reader</span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>是用于阅读</span><span lang=EN-US>PDF</span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>格式文件的工具，如果扩展名为“.PDF”的文件无法打开，请安装Acrobat Reader软件。</span></p>
<p class=MsoNormal style='text-indent:21.0pt'><b><span style='font-family:宋体;
mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"'>（</span><span
lang=EN-US>5</span><span style='font-family:宋体;mso-ascii-font-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>）实验仿真板 文件夹:</span></b><span style='font-family:宋体;mso-ascii-font-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>收录了作者编写的ledkey.dll、dpj2.dll和dpj8.dll共3个实验仿真板文件。</span></p>
<h3><span
style='mso-bookmark:_Toc51604006'><span style='mso-bookmark:_Toc45699107'><span
style='mso-bookmark:_Toc45699029'><span style='font-family:宋体;mso-ascii-font-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>使用</span></span></span></span></h3>
<p class=MsoNormal style='text-indent:21.0pt'><span style='font-family:宋体;
mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"'>请将</span><span
lang=EN-US>Keil</span><span style='font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>文件夹下所有文件拷入硬盘中，并去除其只读属性，这样使用较为方便。</span></p>
<p class=MsoNormal style='text-indent:21.0pt'><span style='font-family:宋体;
mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"'>由于使用了较多的</span><span
lang=EN-US>AVI</span><span style='font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>文件以记录程序运行的现象，请保证您的计算机上有可播放</span><span
lang=EN-US>AVI</span><span style='font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>文件的软件（如</span><span lang=EN-US>Windows</span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>自带的媒体播放器等）。</span></p>
<p class=MsoNormal style='text-indent:21.0pt'><b><span lang=EN-US>exmaple</span></b><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"'> </span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>文件夹下有一个“</span><span lang=EN-US>index.html</span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>”文件，双击该文件，用浏览器打开，即可点击文件或说明名打开相应的项目文件或演示用的</span><span
lang=EN-US>avi</span><span style='font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>文件。</span></p>
<p class=MsoNormal style='text-indent:21.0pt'><b><span style="font-family: 宋体" lang=EN-US>soft </span></b><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>文件夹中的</span><span lang=EN-US>cntrl</span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>文件夹中是一个作者编的小软件，演示用</span><span lang=EN-US>PC</span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>机控制打印机接口，该软件可以在</span><span lang=EN-US>WIN95</span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>，</span><span lang=EN-US>98</span><span style='font-family:
宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"'>下运行，但不能在</span><span
lang=EN-US>NT</span><span style='font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>，</span><span lang=EN-US>2000</span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>或</span><span lang=EN-US>XP</span><span style='font-family:
宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"'>下运行。运行该文件夹中的</span><span
lang=EN-US>setup.exe</span><span style='font-family:宋体;mso-ascii-font-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>进行安装。安装成功之后运行该软件，界面如图</span><span
lang=EN-US>D-1</span><span style='font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>所示，可以看到其上有</span><span lang=EN-US>8</span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>组控制项，用鼠标可以使其处于“选中”和“不选中”状态，每一组对应</span><span lang=EN-US>PC</span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>机的打印机接口数据线的一根，因此，点击这</span><span lang=EN-US>8</span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>组可以分别控制</span><span lang=EN-US>8</span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>根数据线为“高”或“低”电平。这个软件仅起演示作用，用它配合本书第二章介绍的彩灯接口控制板可以演示</span><span
lang=EN-US>PC</span><span style='font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>机与强电的接口。关于</span><span lang=EN-US>PC</span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>机的打印机接口的详细资料，因不属于本书的范围，这里不作介绍，请自行查阅有关资料，也可以去</span><a href="http://www.mcustudio.com/download/soft.asp?id=76">http://www.mcustudio.com/download/soft.asp?id=76</a><span style='font-family:宋体;
mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"'>查看作者写的一篇文章“基于计算机并行接口的语音型抢答器”，该文章详细介绍了</span><span
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