| <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> |
| <html xmlns="http://www.w3.org/1999/xhtml"> |
| <head> |
| <meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> |
| <title>CMSIS DSP Software Library: arm_lms_norm_instance_q31 Struct Reference</title> |
| <link href="tabs.css" rel="stylesheet" type="text/css"/> |
| <link href="search/search.css" rel="stylesheet" type="text/css"/> |
| <script type="text/javaScript" src="search/search.js"></script> |
| <link href="doxygen.css" rel="stylesheet" type="text/css"/> |
| </head> |
| <body onload='searchBox.OnSelectItem(0);'> |
| <!-- Generated by Doxygen 1.7.2 --> |
| <script type="text/javascript"><!-- |
| var searchBox = new SearchBox("searchBox", "search",false,'Search'); |
| --></script> |
| <div class="navigation" id="top"> |
| <div class="tabs"> |
| <ul class="tablist"> |
| <li><a href="index.html"><span>Main Page</span></a></li> |
| <li><a href="modules.html"><span>Modules</span></a></li> |
| <li class="current"><a href="annotated.html"><span>Data Structures</span></a></li> |
| <li><a href="files.html"><span>Files</span></a></li> |
| <li><a href="examples.html"><span>Examples</span></a></li> |
| <li id="searchli"> |
| <div id="MSearchBox" class="MSearchBoxInactive"> |
| <span class="left"> |
| <img id="MSearchSelect" src="search/mag_sel.png" |
| onmouseover="return searchBox.OnSearchSelectShow()" |
| onmouseout="return searchBox.OnSearchSelectHide()" |
| alt=""/> |
| <input type="text" id="MSearchField" value="Search" accesskey="S" |
| onfocus="searchBox.OnSearchFieldFocus(true)" |
| onblur="searchBox.OnSearchFieldFocus(false)" |
| onkeyup="searchBox.OnSearchFieldChange(event)"/> |
| </span><span class="right"> |
| <a id="MSearchClose" href="javascript:searchBox.CloseResultsWindow()"><img id="MSearchCloseImg" border="0" src="search/close.png" alt=""/></a> |
| </span> |
| </div> |
| </li> |
| </ul> |
| </div> |
| <div class="tabs2"> |
| <ul class="tablist"> |
| <li><a href="annotated.html"><span>Data Structures</span></a></li> |
| <li><a href="functions.html"><span>Data Fields</span></a></li> |
| </ul> |
| </div> |
| </div> |
| <div class="header"> |
| <div class="summary"> |
| <a href="#pub-attribs">Data Fields</a> </div> |
| <div class="headertitle"> |
| <h1>arm_lms_norm_instance_q31 Struct Reference</h1> </div> |
| </div> |
| <div class="contents"> |
| <!-- doxytag: class="arm_lms_norm_instance_q31" --> |
| <p>Instance structure for the Q31 normalized LMS filter. |
| <a href="#_details">More...</a></p> |
| |
| <p><code>#include <<a class="el" href="arm__math_8h_source.html">arm_math.h</a>></code></p> |
| <table class="memberdecls"> |
| <tr><td colspan="2"><h2><a name="pub-attribs"></a> |
| Data Fields</h2></td></tr> |
| <tr><td class="memItemLeft" align="right" valign="top">uint16_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__lms__norm__instance__q31.html#a28e4c085af69c9c3e2e95dacf8004c3e">numTaps</a></td></tr> |
| <tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0">q31_t</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__lms__norm__instance__q31.html#a6b25c96cf048b77078d62f4252a01ec4">pState</a></td></tr> |
| <tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0">q31_t</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__lms__norm__instance__q31.html#a57a64c1ff102d033c1bd05043f1d9955">pCoeffs</a></td></tr> |
| <tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0">q31_t</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__lms__norm__instance__q31.html#ad3dd2a2406e02fdaa7782ba6c3940a64">mu</a></td></tr> |
| <tr><td class="memItemLeft" align="right" valign="top">uint8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__lms__norm__instance__q31.html#a28d7b9e437817f83397e081967e90f3c">postShift</a></td></tr> |
| <tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0">q31_t</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__lms__norm__instance__q31.html#a85836d0907077b9ac660f7bbbaa9d694">recipTable</a></td></tr> |
| <tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0">q31_t</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__lms__norm__instance__q31.html#a3c0ae42869afec8555dc8e3a7ef9b386">energy</a></td></tr> |
| <tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0">q31_t</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__lms__norm__instance__q31.html#a47c4466d644e0d8ba407995adfa9b917">x0</a></td></tr> |
| </table> |
| <hr/><a name="_details"></a><h2>Detailed Description</h2> |
| <p>Instance structure for the Q31 normalized LMS filter. </p> |
| |
| <p>Definition at line <a class="el" href="arm__math_8h_source.html#l04105">4105</a> of file <a class="el" href="arm__math_8h_source.html">arm_math.h</a>.</p> |
| <hr/><h2>Field Documentation</h2> |
| <a class="anchor" id="a28e4c085af69c9c3e2e95dacf8004c3e"></a><!-- doxytag: member="arm_lms_norm_instance_q31::numTaps" ref="a28e4c085af69c9c3e2e95dacf8004c3e" args="" --> |
| <div class="memitem"> |
| <div class="memproto"> |
| <table class="memname"> |
| <tr> |
| <td class="memname">uint16_t <a class="el" href="structarm__lms__norm__instance__q31.html#a28e4c085af69c9c3e2e95dacf8004c3e">arm_lms_norm_instance_q31::numTaps</a></td> |
| </tr> |
| </table> |
| </div> |
| <div class="memdoc"> |
| <p>number of coefficients in the filter. </p> |
| |
| <p>Definition at line <a class="el" href="arm__math_8h_source.html#l04107">4107</a> of file <a class="el" href="arm__math_8h_source.html">arm_math.h</a>.</p> |
| |
| </div> |
| </div> |
| <a class="anchor" id="a6b25c96cf048b77078d62f4252a01ec4"></a><!-- doxytag: member="arm_lms_norm_instance_q31::pState" ref="a6b25c96cf048b77078d62f4252a01ec4" args="" --> |
| <div class="memitem"> |
| <div class="memproto"> |
| <table class="memname"> |
| <tr> |
| <td class="memname"><a class="el" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0">q31_t</a>* <a class="el" href="structarm__lms__norm__instance__q31.html#a6b25c96cf048b77078d62f4252a01ec4">arm_lms_norm_instance_q31::pState</a></td> |
| </tr> |
| </table> |
| </div> |
| <div class="memdoc"> |
| <p>points to the state variable array. The array is of length numTaps+blockSize-1. </p> |
| |
| <p>Definition at line <a class="el" href="arm__math_8h_source.html#l04108">4108</a> of file <a class="el" href="arm__math_8h_source.html">arm_math.h</a>.</p> |
| |
| </div> |
| </div> |
| <a class="anchor" id="a57a64c1ff102d033c1bd05043f1d9955"></a><!-- doxytag: member="arm_lms_norm_instance_q31::pCoeffs" ref="a57a64c1ff102d033c1bd05043f1d9955" args="" --> |
| <div class="memitem"> |
| <div class="memproto"> |
| <table class="memname"> |
| <tr> |
| <td class="memname"><a class="el" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0">q31_t</a>* <a class="el" href="structarm__lms__norm__instance__q31.html#a57a64c1ff102d033c1bd05043f1d9955">arm_lms_norm_instance_q31::pCoeffs</a></td> |
| </tr> |
| </table> |
| </div> |
| <div class="memdoc"> |
| <p>points to the coefficient array. The array is of length numTaps. </p> |
| |
| <p>Definition at line <a class="el" href="arm__math_8h_source.html#l04109">4109</a> of file <a class="el" href="arm__math_8h_source.html">arm_math.h</a>.</p> |
| |
| </div> |
| </div> |
| <a class="anchor" id="ad3dd2a2406e02fdaa7782ba6c3940a64"></a><!-- doxytag: member="arm_lms_norm_instance_q31::mu" ref="ad3dd2a2406e02fdaa7782ba6c3940a64" args="" --> |
| <div class="memitem"> |
| <div class="memproto"> |
| <table class="memname"> |
| <tr> |
| <td class="memname"><a class="el" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0">q31_t</a> <a class="el" href="structarm__lms__norm__instance__q31.html#ad3dd2a2406e02fdaa7782ba6c3940a64">arm_lms_norm_instance_q31::mu</a></td> |
| </tr> |
| </table> |
| </div> |
| <div class="memdoc"> |
| <p>step size that controls filter coefficient updates. </p> |
| |
| <p>Definition at line <a class="el" href="arm__math_8h_source.html#l04110">4110</a> of file <a class="el" href="arm__math_8h_source.html">arm_math.h</a>.</p> |
| |
| </div> |
| </div> |
| <a class="anchor" id="a28d7b9e437817f83397e081967e90f3c"></a><!-- doxytag: member="arm_lms_norm_instance_q31::postShift" ref="a28d7b9e437817f83397e081967e90f3c" args="" --> |
| <div class="memitem"> |
| <div class="memproto"> |
| <table class="memname"> |
| <tr> |
| <td class="memname">uint8_t <a class="el" href="structarm__lms__norm__instance__q31.html#a28d7b9e437817f83397e081967e90f3c">arm_lms_norm_instance_q31::postShift</a></td> |
| </tr> |
| </table> |
| </div> |
| <div class="memdoc"> |
| <p>bit shift applied to coefficients. </p> |
| |
| <p>Definition at line <a class="el" href="arm__math_8h_source.html#l04111">4111</a> of file <a class="el" href="arm__math_8h_source.html">arm_math.h</a>.</p> |
| |
| </div> |
| </div> |
| <a class="anchor" id="a85836d0907077b9ac660f7bbbaa9d694"></a><!-- doxytag: member="arm_lms_norm_instance_q31::recipTable" ref="a85836d0907077b9ac660f7bbbaa9d694" args="" --> |
| <div class="memitem"> |
| <div class="memproto"> |
| <table class="memname"> |
| <tr> |
| <td class="memname"><a class="el" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0">q31_t</a>* <a class="el" href="structarm__lms__norm__instance__q31.html#a85836d0907077b9ac660f7bbbaa9d694">arm_lms_norm_instance_q31::recipTable</a></td> |
| </tr> |
| </table> |
| </div> |
| <div class="memdoc"> |
| <p>points to the reciprocal initial value table. </p> |
| |
| <p>Definition at line <a class="el" href="arm__math_8h_source.html#l04112">4112</a> of file <a class="el" href="arm__math_8h_source.html">arm_math.h</a>.</p> |
| |
| </div> |
| </div> |
| <a class="anchor" id="a3c0ae42869afec8555dc8e3a7ef9b386"></a><!-- doxytag: member="arm_lms_norm_instance_q31::energy" ref="a3c0ae42869afec8555dc8e3a7ef9b386" args="" --> |
| <div class="memitem"> |
| <div class="memproto"> |
| <table class="memname"> |
| <tr> |
| <td class="memname"><a class="el" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0">q31_t</a> <a class="el" href="structarm__lms__norm__instance__q31.html#a3c0ae42869afec8555dc8e3a7ef9b386">arm_lms_norm_instance_q31::energy</a></td> |
| </tr> |
| </table> |
| </div> |
| <div class="memdoc"> |
| <p>saves previous frame energy. </p> |
| |
| <p>Definition at line <a class="el" href="arm__math_8h_source.html#l04113">4113</a> of file <a class="el" href="arm__math_8h_source.html">arm_math.h</a>.</p> |
| |
| </div> |
| </div> |
| <a class="anchor" id="a47c4466d644e0d8ba407995adfa9b917"></a><!-- doxytag: member="arm_lms_norm_instance_q31::x0" ref="a47c4466d644e0d8ba407995adfa9b917" args="" --> |
| <div class="memitem"> |
| <div class="memproto"> |
| <table class="memname"> |
| <tr> |
| <td class="memname"><a class="el" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0">q31_t</a> <a class="el" href="structarm__lms__norm__instance__q31.html#a47c4466d644e0d8ba407995adfa9b917">arm_lms_norm_instance_q31::x0</a></td> |
| </tr> |
| </table> |
| </div> |
| <div class="memdoc"> |
| <p>saves previous input sample. </p> |
| |
| <p>Definition at line <a class="el" href="arm__math_8h_source.html#l04114">4114</a> of file <a class="el" href="arm__math_8h_source.html">arm_math.h</a>.</p> |
| |
| </div> |
| </div> |
| <hr/>The documentation for this struct was generated from the following file:<ul> |
| <li><a class="el" href="arm__math_8h_source.html">arm_math.h</a></li> |
| </ul> |
| </div> |
| <!--- window showing the filter options --> |
| <div id="MSearchSelectWindow" |
| onmouseover="return searchBox.OnSearchSelectShow()" |
| onmouseout="return searchBox.OnSearchSelectHide()" |
| onkeydown="return searchBox.OnSearchSelectKey(event)"> |
| <a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(0)"><span class="SelectionMark"> </span>All</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(1)"><span class="SelectionMark"> </span>Data Structures</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(2)"><span class="SelectionMark"> </span>Files</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(3)"><span class="SelectionMark"> </span>Functions</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(4)"><span class="SelectionMark"> </span>Variables</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(5)"><span class="SelectionMark"> </span>Typedefs</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(6)"><span class="SelectionMark"> </span>Enumerations</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(7)"><span class="SelectionMark"> </span>Enumerator</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(8)"><span class="SelectionMark"> </span>Defines</a></div> |
| |
| <!-- iframe showing the search results (closed by default) --> |
| <div id="MSearchResultsWindow"> |
| <iframe src="" frameborder="0" |
| name="MSearchResults" id="MSearchResults"> |
| </iframe> |
| </div> |
| |
| <hr class="footer"/><address class="footer"><small>Generated on Fri Jul 15 2011 13:16:23 for CMSIS DSP Software Library by  |
| <a href="http://www.doxygen.org/index.html"> |
| <img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.7.2 </small></address> |
| </body> |
| </html> |