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<div class="title">arm_fir_instance_q31 Struct Reference</div>  </div>
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<p>Instance structure for the Q31 FIR filter.  
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Data Fields</h2></td></tr>
<tr class="memitem:a918fadd775b7a0482b21bf34dae2f094"><td class="memItemLeft" align="right" valign="top">uint16_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__fir__instance__q31.html#a918fadd775b7a0482b21bf34dae2f094">numTaps</a></td></tr>
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<tr class="memitem:a409f39c93b744784648bdc365541444d"><td class="memItemLeft" align="right" valign="top"><a class="el" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0">q31_t</a> *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__fir__instance__q31.html#a409f39c93b744784648bdc365541444d">pState</a></td></tr>
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<h2 class="groupheader">Field Documentation</h2>
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          <td class="memname">uint16_t arm_fir_instance_q31::numTaps</td>
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<p>number of filter coefficients in the filter. </p>

<p>Referenced by <a class="el" href="group___f_i_r.html#ga70d11af009dcd25594c58c75cdb5d6e3">arm_fir_fast_q31()</a>, <a class="el" href="group___f_i_r.html#gac00d53af87684cbbe135767b55e748a5">arm_fir_init_q31()</a>, and <a class="el" href="group___f_i_r.html#gaadd938c68ab08967cbb5fc696f384bb5">arm_fir_q31()</a>.</p>

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          <td class="memname"><a class="el" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0">q31_t</a>* arm_fir_instance_q31::pCoeffs</td>
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<p>points to the coefficient array. The array is of length numTaps. </p>

<p>Referenced by <a class="el" href="group___f_i_r.html#ga70d11af009dcd25594c58c75cdb5d6e3">arm_fir_fast_q31()</a>, <a class="el" href="group___f_i_r.html#gac00d53af87684cbbe135767b55e748a5">arm_fir_init_q31()</a>, and <a class="el" href="group___f_i_r.html#gaadd938c68ab08967cbb5fc696f384bb5">arm_fir_q31()</a>.</p>

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          <td class="memname"><a class="el" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0">q31_t</a>* arm_fir_instance_q31::pState</td>
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<p>points to the state variable array. The array is of length numTaps+blockSize-1. </p>

<p>Referenced by <a class="el" href="group___f_i_r.html#ga70d11af009dcd25594c58c75cdb5d6e3">arm_fir_fast_q31()</a>, <a class="el" href="group___f_i_r.html#gac00d53af87684cbbe135767b55e748a5">arm_fir_init_q31()</a>, and <a class="el" href="group___f_i_r.html#gaadd938c68ab08967cbb5fc696f384bb5">arm_fir_q31()</a>.</p>

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