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<td align="right"><b><font style="font-size:16px" color="#990000">——
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<td colspan="2"><font style="font-size:16px" color="#000000"><b>>> <a href="index.htm">PIC16CXXX单片机应用与设计</a>
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<td align="center"><b><font size="3">第九章 PIC16CXX设计范例 </font><font size="3"></font></b></td>
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<td height="300"> <p>十二、PIC16C84内部数据E2PROM使用例程<br>
<br>
（一）电路设计<br>
PIC16C84内部有64*8 E2PROM数据存贮器，可以由用户用程序方便地读写，而外部不能对它读写，所以不仅能掉电保持数据，同时也具有很高的数据保密性。本例从RS232（波特率为9600B/S）的TX端接收到数据，然后写入E2PROM某一数据单元。电路图如下：</p>
<p align="center"><img src="image/a429.gif" width="418" height="211"></p>
（二）程序流程图<br>
1、主程序流程图<br> <div align="center">
<p><img src="image/a430.gif" width="183" height="350"> </p>
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<p>2、中断服务子程序流程图</p>
<p align="center"><img src="image/a431.gif" width="424" height="644"></p>
（三）程序清单
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<p><a href="PIC16Cxxx-9-5.htm">上一页</a> </p>
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<p><a href="PIC16Cxxx-1.htm">第一章</a> <a href="PIC16Cxxx-2.htm">第二章</a>
<a href="PIC16Cxxx-3.htm">第三章</a> <a href="PIC16Cxxx-4.htm">第四章</a>
<a href="PIC16Cxxx-5.htm">第五章</a> <a href="PIC16Cxxx-6.htm">第六章</a>
<a href="PIC16Cxxx-7.htm">第七章</a> <a href="PIC16Cxxx-8.htm">第八章</a>
<a href="PIC16Cxxx-9.htm">第九章</a> <a href="PIC16Cxxx-10.htm">第十章</a></p></td>
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