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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
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<title>Colony: spi.c File Reference</title>
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<h1>spi.c File Reference</h1>Basic SPI module to handle encoders.
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<a href="#_details">More...</a>
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<p>
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<code>#include &lt;avr/interrupt.h&gt;</code><br>
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<code>#include &quot;dragonfly_defs.h&quot;</code><br>
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<code>#include &quot;<a class="el" href="spi_8h-source.html">spi.h</a>&quot;</code><br>
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<table border="0" cellpadding="0" cellspacing="0">
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<tr><td></td></tr>
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<tr><td colspan="2"><br><h2>Functions</h2></td></tr>
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<tr><td class="memItemLeft" nowrap align="right" valign="top">int&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__spi.html#g46c5e6d3cc571b78361416b372c0b4e8">spi_init</a> (spi_fun_recv_t recv_func, spi_fun_recv_complete_t recv_complete_func)</td></tr>
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<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Initialize SPI hardware for communication.  <a href="group__spi.html#g46c5e6d3cc571b78361416b372c0b4e8"></a><br></td></tr>


    		
  

  

    
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<tr><td class="memItemLeft" nowrap align="right" valign="top">int&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__spi.html#g537d9d38194d962ea04faaebb8b3122b">spi_transfer</a> (char bytes)</td></tr>


    		
  

  

    
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<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Transfer a given byte to slave and receive a byte.  <a href="group__spi.html#g537d9d38194d962ea04faaebb8b3122b"></a><br></td></tr>


    		
  

  

    
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<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="9e35ed76280b37d21463ecbd768125e5"></a><!-- doxytag: member="spi.c::ISR" ref="9e35ed76280b37d21463ecbd768125e5" args="(SIG_SPI)" -->


    		
  

  

    
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&nbsp;</td><td class="memItemRight" valign="bottom"><b>ISR</b> (SIG_SPI)</td></tr>


    		
  

  

    
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<tr><td colspan="2"><br><h2>Variables</h2></td></tr>


    		
  

  

    
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<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="53f7cf3fc51e9deedc3f1dc0de20637a"></a><!-- doxytag: member="spi.c::spi_initd" ref="53f7cf3fc51e9deedc3f1dc0de20637a" args="" -->


    		
  

  

    
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unsigned char&nbsp;</td><td class="memItemRight" valign="bottom"><b>spi_initd</b> = 0</td></tr>


    		
  

  

    
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</table>


    		
  

  

    
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<hr><a name="_details"></a><h2>Detailed Description</h2>


    		
  

  

    
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Basic SPI module to handle encoders. 


    		
  

  

    
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<p>


    		
  

  

    
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<dl class="author" compact><dt><b>Author:</b></dt><dd>Colony Project, CMU Robotics Club Need to move <a class="el" href="spi_8h.html" title="Definitions for SPI.">spi.h</a> include into <a class="el" href="dragonfly__lib_8h.html" title="Contains other include files.">dragonfly_lib.h</a> when stable </dd></dl>


    		
  

  

    
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</div>


    		
  

  

    
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<hr size="1"><address style="text-align: right;"><small>Generated on Fri Nov 20 21:51:59 2009 for Colony by&nbsp;


    		
  

  

    
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<a href="http://www.doxygen.org/index.html">


    		
  

  

    
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<img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.5.8 </small></address>


    		
  

  

    
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