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| <p>Instance structure for the Q15 Biquad cascade filter. |
| </p> |
| <table class="memberdecls"> |
| <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-attribs"></a> |
| Data Fields</h2></td></tr> |
| <tr class="memitem:ad6d95e70abcf4ff1300181415ad92153"><td class="memItemLeft" align="right" valign="top">int8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__biquad__casd__df1__inst__q15.html#ad6d95e70abcf4ff1300181415ad92153">numStages</a></td></tr> |
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| <tr class="memitem:a5481104ef2f8f81360b80b47d69ae932"><td class="memItemLeft" align="right" valign="top"><a class="el" href="arm__math_8h.html#ab5a8fb21a5b3b983d5f54f31614052ea">q15_t</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__biquad__casd__df1__inst__q15.html#a5481104ef2f8f81360b80b47d69ae932">pState</a></td></tr> |
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| <tr class="memitem:ada7e9d6269e6ed4eacf8f68729e9832d"><td class="memItemLeft" align="right" valign="top">int8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__biquad__casd__df1__inst__q15.html#ada7e9d6269e6ed4eacf8f68729e9832d">postShift</a></td></tr> |
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| </table> |
| <h2 class="groupheader">Field Documentation</h2> |
| <a class="anchor" id="ad6d95e70abcf4ff1300181415ad92153"></a> |
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| <td class="memname">int8_t arm_biquad_casd_df1_inst_q15::numStages</td> |
| </tr> |
| </table> |
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| <p>number of 2nd order stages in the filter. Overall order is 2*numStages. </p> |
| |
| <p>Referenced by <a class="el" href="group___biquad_cascade_d_f1.html#gaffb9792c0220882efd4c58f3c6a05fd7">arm_biquad_cascade_df1_fast_q15()</a>, <a class="el" href="group___biquad_cascade_d_f1.html#gad54c724132f6d742a444eb6df0e9c731">arm_biquad_cascade_df1_init_q15()</a>, and <a class="el" href="group___biquad_cascade_d_f1.html#gadd66a0aefdc645031d607b0a5b37a942">arm_biquad_cascade_df1_q15()</a>.</p> |
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| <td class="memname"><a class="el" href="arm__math_8h.html#ab5a8fb21a5b3b983d5f54f31614052ea">q15_t</a>* arm_biquad_casd_df1_inst_q15::pCoeffs</td> |
| </tr> |
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| </div><div class="memdoc"> |
| <p>Points to the array of coefficients. The array is of length 5*numStages. </p> |
| |
| <p>Referenced by <a class="el" href="group___biquad_cascade_d_f1.html#gaffb9792c0220882efd4c58f3c6a05fd7">arm_biquad_cascade_df1_fast_q15()</a>, <a class="el" href="group___biquad_cascade_d_f1.html#gad54c724132f6d742a444eb6df0e9c731">arm_biquad_cascade_df1_init_q15()</a>, and <a class="el" href="group___biquad_cascade_d_f1.html#gadd66a0aefdc645031d607b0a5b37a942">arm_biquad_cascade_df1_q15()</a>.</p> |
| |
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| <td class="memname">int8_t arm_biquad_casd_df1_inst_q15::postShift</td> |
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| <p>Additional shift, in bits, applied to each output sample. </p> |
| |
| <p>Referenced by <a class="el" href="group___biquad_cascade_d_f1.html#gaffb9792c0220882efd4c58f3c6a05fd7">arm_biquad_cascade_df1_fast_q15()</a>, <a class="el" href="group___biquad_cascade_d_f1.html#gad54c724132f6d742a444eb6df0e9c731">arm_biquad_cascade_df1_init_q15()</a>, and <a class="el" href="group___biquad_cascade_d_f1.html#gadd66a0aefdc645031d607b0a5b37a942">arm_biquad_cascade_df1_q15()</a>.</p> |
| |
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| <td class="memname"><a class="el" href="arm__math_8h.html#ab5a8fb21a5b3b983d5f54f31614052ea">q15_t</a>* arm_biquad_casd_df1_inst_q15::pState</td> |
| </tr> |
| </table> |
| </div><div class="memdoc"> |
| <p>Points to the array of state coefficients. The array is of length 4*numStages. </p> |
| |
| <p>Referenced by <a class="el" href="group___biquad_cascade_d_f1.html#gaffb9792c0220882efd4c58f3c6a05fd7">arm_biquad_cascade_df1_fast_q15()</a>, <a class="el" href="group___biquad_cascade_d_f1.html#gad54c724132f6d742a444eb6df0e9c731">arm_biquad_cascade_df1_init_q15()</a>, and <a class="el" href="group___biquad_cascade_d_f1.html#gadd66a0aefdc645031d607b0a5b37a942">arm_biquad_cascade_df1_q15()</a>.</p> |
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