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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>AVR221 - PID controller: pid.h Source File</title><link href="doxygen.css" rel="stylesheet" type="text/css"></head><body><!-- Generated by Doxygen 1.3.7 --><div class="qindex"><a class="qindex" href="main.html">Main Page</a> | <a class="qindex" href="annotated.html">Data Structures</a> | <a class="qindex" href="files.html">File List</a> | <a class="qindex" href="functions.html">Data Fields</a> | <a class="qindex" href="globals.html">Globals</a> | <a class="qindex" href="pages.html">Related Pages</a></div><h1>pid.h</h1><a href="pid_8h.html">Go to the documentation of this file.</a><pre class="fragment"><div>00001 <span class="comment">/*This file has been prepared for Doxygen automatic documentation generation.*/</span>00020 <span class="preprocessor">#ifndef PID_H</span>00021 <span class="preprocessor"></span><span class="preprocessor">#define PID_H</span>00022 <span class="preprocessor"></span>00023 <span class="preprocessor">#include "<a class="code" href="stdint_8h.html">stdint.h</a>"</span>00024 <a name="l00025"></a><a class="code" href="pid_8h.html#a0">00025</a> <span class="preprocessor">#define SCALING_FACTOR 128</span>00026 <span class="preprocessor"></span><a name="l00031"></a><a class="code" href="structPID__DATA.html">00031</a> <span class="keyword">typedef</span> <span class="keyword">struct </span><a class="code" href="structPID__DATA.html">PID_DATA</a>{<a name="l00033"></a><a class="code" href="structPID__DATA.html#o2">00033</a> <a class="code" href="stdint_8h.html#a57">int16_t</a> <a class="code" href="structPID__DATA.html#o2">lastProcessValue</a>;<a name="l00035"></a><a class="code" href="structPID__DATA.html#o6">00035</a> <a class="code" href="stdint_8h.html#a59">int32_t</a> <a class="code" href="structPID__DATA.html#o6">sumError</a>;<a name="l00037"></a><a class="code" href="structPID__DATA.html#o5">00037</a> <a class="code" href="stdint_8h.html#a57">int16_t</a> <a class="code" href="structPID__DATA.html#o5">P_Factor</a>;<a name="l00039"></a><a class="code" href="structPID__DATA.html#o1">00039</a> <a class="code" href="stdint_8h.html#a57">int16_t</a> <a class="code" href="structPID__DATA.html#o1">I_Factor</a>;<a name="l00041"></a><a class="code" href="structPID__DATA.html#o0">00041</a> <a class="code" href="stdint_8h.html#a57">int16_t</a> <a class="code" href="structPID__DATA.html#o0">D_Factor</a>;<a name="l00043"></a><a class="code" href="structPID__DATA.html#o3">00043</a> <a class="code" href="stdint_8h.html#a57">int16_t</a> <a class="code" href="structPID__DATA.html#o3">maxError</a>;<a name="l00045"></a><a class="code" href="structPID__DATA.html#o4">00045</a> <a class="code" href="stdint_8h.html#a59">int32_t</a> <a class="code" href="structPID__DATA.html#o4">maxSumError</a>;00046 } <a class="code" href="structPID__DATA.html">pidData_t</a>;00047 00052 <span class="comment">// Maximum value of variables</span><a name="l00053"></a><a class="code" href="pid_8h.html#a1">00053</a> <span class="preprocessor">#define MAX_INT INT16_MAX</span><a name="l00054"></a><a class="code" href="pid_8h.html#a2">00054</a> <span class="preprocessor"></span><span class="preprocessor">#define MAX_LONG INT32_MAX</span><a name="l00055"></a><a class="code" href="pid_8h.html#a3">00055</a> <span class="preprocessor"></span><span class="preprocessor">#define MAX_I_TERM (MAX_LONG / 2)</span>00056 <span class="preprocessor"></span>00057 <span class="comment">// Boolean values</span><a name="l00058"></a><a class="code" href="pid_8h.html#a4">00058</a> <span class="preprocessor">#define FALSE 0</span><a name="l00059"></a><a class="code" href="pid_8h.html#a5">00059</a> <span class="preprocessor"></span><span class="preprocessor">#define TRUE 1</span>00060 <span class="preprocessor"></span>00061 <span class="keywordtype">void</span> <a class="code" href="pid_8h.html#a7">pid_Init</a>(int16_t p_factor, int16_t i_factor, int16_t d_factor, <span class="keyword">struct</span> <a class="code" href="structPID__DATA.html">PID_DATA</a> *pid);00062 <a class="code" href="stdint_8h.html#a57">int16_t</a> <a class="code" href="pid_8h.html#a8">pid_Controller</a>(int16_t setPoint, int16_t processValue, <span class="keyword">struct</span> <a class="code" href="structPID__DATA.html">PID_DATA</a> *pid_st);00063 <span class="keywordtype">void</span> <a class="code" href="pid_8h.html#a9">pid_Reset_Integrator</a>(<a class="code" href="structPID__DATA.html">pidData_t</a> *pid_st);00064 00065 <span class="preprocessor">#endif</span></div></pre><hr size="1"><address style="align: right;"><small>Generated on Thu Feb 16 16:22:40 2006 for AVR221 - PID controller by<a href="http://www.doxygen.org/index.html"><img src="doxygen.png" alt="doxygen" align="middle" border=0 ></a> 1.3.7 </small></address></body></html>⌨️ 快捷键说明
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