?? mega8學(xué)習(xí)筆記（9）-------cocoguojia 原創(chuàng)--單片機(jī)實(shí)驗(yàn)室－－－－－嘉哥.htm
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<DIV align=right>[ 2008-6-5 10:55:00 | By: <SPAN
class=style3>嘉哥</SPAN> ]</DIV></TD></TR></TBODY></TABLE>
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<TD><SPAN class=oblog_text><SPAN id=ob_logd28306></SPAN>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN
style="FONT-FAMILY: 宋體; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"></SPAN> </P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN
style="FONT-FAMILY: 宋體; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">下面我就以《</SPAN><SPAN
lang=EN-US><FONT face="Times New Roman"> AVR
</FONT></SPAN><SPAN
style="FONT-FAMILY: 宋體; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">單片機(jī)入門(mén)與實(shí)踐</SPAN><FONT
face="Times New Roman"> </FONT><SPAN
style="FONT-FAMILY: 宋體; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">》李弘</SPAN><FONT
face="Times New Roman"> </FONT><SPAN
style="FONT-FAMILY: 宋體; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">等編著</SPAN><SPAN
lang=EN-US><SPAN style="mso-spacerun: yes"><FONT
face="Times New Roman"> </FONT></SPAN></SPAN><SPAN
style="FONT-FAMILY: 宋體; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">北京航空航天大學(xué)出版社這本書(shū)來(lái)講述學(xué)習(xí)心得</SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN
lang=EN-US><o:p><FONT
face="Times New Roman"></FONT></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN
lang=EN-US><o:p><FONT
face="Times New Roman"> </FONT></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN
lang=EN-US><FONT
face="Times New Roman">SPI</FONT></SPAN><SPAN
style="FONT-FAMILY: 宋體; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">技術(shù)很實(shí)用，一些單片機(jī)外設(shè)支持此項(xiàng)技術(shù)，如</SPAN><SPAN
lang=EN-US><FONT
face="Times New Roman">nrf905</FONT></SPAN><SPAN
style="FONT-FAMILY: 宋體; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">等，單片機(jī)有了</SPAN><SPAN
lang=EN-US><FONT
face="Times New Roman">SPI</FONT></SPAN><SPAN
style="FONT-FAMILY: 宋體; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">功能，就不用通過(guò)軟件模擬</SPAN><SPAN
lang=EN-US><FONT
face="Times New Roman">spi</FONT></SPAN><SPAN
style="FONT-FAMILY: 宋體; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">通訊方式了，省了軟件的資源也方便了不少。</SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN
lang=EN-US><o:p><FONT
face="Times New Roman"> </FONT></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN
style="FONT-FAMILY: 宋體; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">第九章：</SPAN><SPAN
lang=EN-US><FONT
face="Times New Roman">SPI</FONT></SPAN><SPAN
style="FONT-FAMILY: 宋體; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">技術(shù)</SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN
lang=EN-US><o:p><FONT
face="Times New Roman"> </FONT></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN
lang=EN-US><SPAN style="mso-tab-count: 1"><FONT
face="Times New Roman">
</FONT></SPAN></SPAN><SPAN
style="FONT-FAMILY: 宋體; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">若果之前用過(guò)</SPAN><SPAN
lang=EN-US><FONT
face="Times New Roman">DS18B20(</FONT></SPAN><SPAN
style="FONT-FAMILY: 宋體; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">不是</SPAN><SPAN
lang=EN-US><FONT
face="Times New Roman">SPI</FONT></SPAN><SPAN
style="FONT-FAMILY: 宋體; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">技術(shù)，但有相通性</SPAN><SPAN
lang=EN-US><FONT
face="Times New Roman">)</FONT></SPAN><SPAN
style="FONT-FAMILY: 宋體; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">，那</SPAN><SPAN
lang=EN-US><FONT
face="Times New Roman">SPI</FONT></SPAN><SPAN
style="FONT-FAMILY: 宋體; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">會(huì)很容易學(xué)的。</SPAN><SPAN
lang=EN-US><FONT
face="Times New Roman">SPI</FONT></SPAN><SPAN
style="FONT-FAMILY: 宋體; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">可比</SPAN><SPAN
lang=EN-US><FONT
face="Times New Roman">DS18B20</FONT></SPAN><SPAN
style="FONT-FAMILY: 宋體; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">操作簡(jiǎn)單多了。呵呵</SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN
lang=EN-US><FONT face="Times New Roman"><SPAN
style="mso-tab-count: 1">
</SPAN>P152</FONT></SPAN><SPAN
style="FONT-FAMILY: 宋體; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">到</SPAN><SPAN
lang=EN-US><FONT
face="Times New Roman">P160</FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN
lang=EN-US><FONT face="Times New Roman"><SPAN
style="mso-tab-count: 1">
</SPAN>P154 </FONT></SPAN><SPAN
style="FONT-FAMILY: 宋體; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">要仔細(xì)看</SPAN><SPAN
lang=EN-US><SPAN style="mso-spacerun: yes"><FONT
face="Times New Roman"> </FONT></SPAN></SPAN><SPAN
style="FONT-FAMILY: 宋體; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">程序例子研究一下</SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN
lang=EN-US><FONT face="Times New Roman"><SPAN
style="mso-tab-count: 1">
</SPAN>SPI</FONT></SPAN><SPAN
style="FONT-FAMILY: 宋體; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">有主機(jī)和從機(jī)模式，</SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN
style="FONT-FAMILY: 宋體; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">我們先從</SPAN><FONT
face="Times New Roman"> </FONT><SPAN
style="FONT-FAMILY: 宋體; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">主機(jī)</SPAN><FONT
face="Times New Roman"> </FONT><SPAN
style="FONT-FAMILY: 宋體; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">發(fā)送看起：</SPAN></P>
<P class=MsoNormal
style="MARGIN: 0cm 0cm 0pt 18pt; TEXT-INDENT: -18pt; mso-list: l1 level1 lfo1; tab-stops: list 18.0pt"><SPAN
lang=EN-US
style="mso-fareast-font-family: 'Times New Roman'"><SPAN
style="mso-list: Ignore"><FONT
face="Times New Roman">1、<SPAN
style="FONT: 7pt 'Times New Roman'">
</SPAN></FONT></SPAN></SPAN><SPAN
style="FONT-FAMILY: 宋體; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">主機(jī)的</SPAN><SPAN
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