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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html><head><meta http-equiv="Content-Type" content="text/html;charset=iso-8859-1"><title>AVR321000 Communication with the AVR32 USART: testsuite/bravo_validation/pio/pio_example2_dip_switch_lights.c Source File</title><link href="doxygen.css" rel="stylesheet" type="text/css"><link href="tabs.css" rel="stylesheet" type="text/css"></head><body><!-- Generated by Doxygen 1.5.1 --><div class="tabs"> <ul> <li><a href="main.html"><span>Main Page</span></a></li> <li><a href="annotated.html"><span>Data Structures</span></a></li> <li id="current"><a href="files.html"><span>Files</span></a></li> <li><a href="dirs.html"><span>Directories</span></a></li> <li><a href="pages.html"><span>Related Pages</span></a></li> </ul></div><div class="tabs"> <ul> <li><a href="files.html"><span>File List</span></a></li> <li><a href="globals.html"><span>Globals</span></a></li> </ul></div><div class="nav"><a class="el" href="dir_ed041fa8052270846d9a0dab17b0d151.html">testsuite</a> » <a class="el" href="dir_18e6971fa792d4606dff45a531675719.html">bravo_validation</a> » <a class="el" href="dir_bd98a3e3b315fca58ed670dc280e13b3.html">pio</a></div><h1>pio_example2_dip_switch_lights.c</h1><a href="pio__example2__dip__switch__lights_8c.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="preprocessor">#include <avr32/morgan.h></span><a name="l00002"></a>00002 <span class="preprocessor">#include <avr32/pio.h></span><a name="l00003"></a>00003 <a name="l00004"></a>00004 <span class="comment">/* colors */</span><a name="l00005"></a><a class="code" href="pio__example2__dip__switch__lights_8c.html#c28df5fb2095879dde9f0798fea73623">00005</a> <span class="preprocessor">#define black 0x00</span><a name="l00006"></a><a class="code" href="pio__example2__dip__switch__lights_8c.html#b435487e41a1d42d4379464e35f873b4">00006</a> <span class="preprocessor"></span><span class="preprocessor">#define red 0x01</span><a name="l00007"></a><a class="code" href="pio__example2__dip__switch__lights_8c.html#7027592d032f7d20b38a1304ae3da2a2">00007</a> <span class="preprocessor"></span><span class="preprocessor">#define green 0x04</span><a name="l00008"></a><a class="code" href="pio__example2__dip__switch__lights_8c.html#aa509be08a5019c968f558d628a2a540">00008</a> <span class="preprocessor"></span><span class="preprocessor">#define yellow 0x05</span><a name="l00009"></a><a class="code" href="pio__example2__dip__switch__lights_8c.html#679c8f05bd397c3b2ad08274a1e5e752">00009</a> <span class="preprocessor"></span><span class="preprocessor">#define blue 0x10</span><a name="l00010"></a><a class="code" href="pio__example2__dip__switch__lights_8c.html#e8ddaa2baea40a4338f7009dfb562920">00010</a> <span class="preprocessor"></span><span class="preprocessor">#define purple 0x11</span><a name="l00011"></a><a class="code" href="pio__example2__dip__switch__lights_8c.html#77bcafe72de852e8518e641e4cb09203">00011</a> <span class="preprocessor"></span><span class="preprocessor">#define light_blue 0x14</span><a name="l00012"></a><a class="code" href="pio__example2__dip__switch__lights_8c.html#85bd03e30e523319b5e069e7a8a0f81d">00012</a> <span class="preprocessor"></span><span class="preprocessor">#define white 0x15</span><a name="l00013"></a>00013 <span class="preprocessor"></span><a name="l00014"></a><a class="code" href="pio__example2__dip__switch__lights_8c.html#1cb9c8afac0f446a3910f0763440bfde">00014</a> <span class="keywordtype">char</span> <a class="code" href="advanced__dip__switch__lights_8c.html#1cb9c8afac0f446a3910f0763440bfde">color_array</a>[8]={<a class="code" href="advanced__dip__switch__lights_8c.html#c28df5fb2095879dde9f0798fea73623">black</a>,<a class="code" href="advanced__dip__switch__lights_8c.html#e8ddaa2baea40a4338f7009dfb562920">purple</a>,<a class="code" href="advanced__dip__switch__lights_8c.html#679c8f05bd397c3b2ad08274a1e5e752">blue</a>,<a class="code" href="advanced__dip__switch__lights_8c.html#77bcafe72de852e8518e641e4cb09203">light_blue</a>,<a class="code" href="advanced__dip__switch__lights_8c.html#7027592d032f7d20b38a1304ae3da2a2">green</a>,<a class="code" href="advanced__dip__switch__lights_8c.html#aa509be08a5019c968f558d628a2a540">yellow</a>,<a class="code" href="advanced__dip__switch__lights_8c.html#b435487e41a1d42d4379464e35f873b4">red</a>,<a class="code" href="advanced__dip__switch__lights_8c.html#85bd03e30e523319b5e069e7a8a0f81d">white</a>};<a name="l00015"></a>00015 <a name="l00016"></a><a class="code" href="pio__example2__dip__switch__lights_8c.html#7f2143a2b202b189256b745ddca82824">00016</a> <span class="preprocessor">#define INPUT_BITMASK 0x0000ff00</span><a name="l00017"></a><a class="code" href="pio__example2__dip__switch__lights_8c.html#7c6076112d202a6144c09269619275f7">00017</a> <span class="preprocessor"></span><span class="preprocessor">#define OUTPUT_BITMASK 0x000000ff</span><a name="l00018"></a>00018 <span class="preprocessor"></span><a name="l00028"></a><a class="code" href="pio__example2__dip__switch__lights_8c.html#840291bc02cba5474a4cb46a9b9566fe">00028</a> <span class="keywordtype">int</span> <a class="code" href="pdc__example_8c.html#0ddf1224851353fc92bfbff6f499fa97">main</a>( <span class="keywordtype">void</span> )<a name="l00029"></a>00029 {<a name="l00030"></a>00030 avr32_pio_t *<a class="code" href="pdc__example_8c.html#305f96d612af5d9d17a8dd222dd01908">piob</a> = (<span class="keywordtype">void</span> *) AVR32_PIOB;<a name="l00031"></a>00031 <span class="keywordtype">char</span> input, output;<a name="l00032"></a>00032 <a name="l00033"></a>00033 <span class="comment">/* SET PIO */</span><a name="l00034"></a>00034 piob->pdr = 0x00000000; <span class="comment">/* Enable entire PORTB for PIO controlled operation */</span><a name="l00035"></a>00035 piob->oer = <a class="code" href="advanced__dip__switch__lights_8c.html#7c6076112d202a6144c09269619275f7">OUTPUT_BITMASK</a>; <span class="comment">/* Use PORTB[15..8] as output */</span><a name="l00036"></a>00036 piob->odr = <a class="code" href="advanced__dip__switch__lights_8c.html#7f2143a2b202b189256b745ddca82824">INPUT_BITMASK</a>; <span class="comment">/* Use PORTB[7..0] as input */</span><a name="l00037"></a>00037 piob->ifer = <a class="code" href="advanced__dip__switch__lights_8c.html#7f2143a2b202b189256b745ddca82824">INPUT_BITMASK</a>; <span class="comment">/*Glitch enable on input */</span><a name="l00038"></a>00038 piob->codr = 0xFFFFffff; <span class="comment">/* Clear all appropriate pins */</span><a name="l00039"></a>00039 <a name="l00040"></a>00040 <span class="keywordflow">while</span>(1){<a name="l00041"></a>00041 <span class="comment">/* read input and output */</span><a name="l00042"></a>00042 input = (~(piob->pdsr >> 8) & <a class="code" href="advanced__dip__switch__lights_8c.html#7c6076112d202a6144c09269619275f7">OUTPUT_BITMASK</a>);<a name="l00043"></a>00043 output = (piob->pdsr) & <a class="code" href="advanced__dip__switch__lights_8c.html#7c6076112d202a6144c09269619275f7">OUTPUT_BITMASK</a>;<a name="l00044"></a>00044 <a name="l00045"></a>00045 <span class="comment">/* check if a change has occured */</span><a name="l00046"></a>00046 <span class="keywordflow">if</span>( input != output){<a name="l00047"></a>00047 <span class="comment">/* Clear the output data */</span><a name="l00048"></a>00048 piob->codr = <a class="code" href="advanced__dip__switch__lights_8c.html#7c6076112d202a6144c09269619275f7">OUTPUT_BITMASK</a>;<a name="l00049"></a>00049 <span class="comment">/* Set output data according to the input */</span><a name="l00050"></a>00050 piob->sodr = input;<a name="l00051"></a>00051 } <span class="comment">//if</span><a name="l00052"></a>00052 }<span class="comment">//while</span><a name="l00053"></a>00053 }<span class="comment">//main</span></pre></div><hr size="1"><address style="align: right;"><small>Generated on Thu May 10 14:14:48 2007 for AVR321000 Communication with the AVR32 USART by <a href="http://www.doxygen.org/index.html"><img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.5.1 </small></address></body></html>⌨️ 快捷键说明
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