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| |
| <p>Instance structure for the Q31 Biquad cascade filter. |
| <a href="structarm__biquad__casd__df1__inst__q31.html#details">More...</a></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:a2c2b579f1df1d8273a5d9d945c27e1b2"><td class="memItemLeft" align="right" valign="top">uint32_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__biquad__casd__df1__inst__q31.html#a2c2b579f1df1d8273a5d9d945c27e1b2">numStages</a></td></tr> |
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| <tr class="memitem:a5dcf4727f58eb4e8e8b392508d8657bb"><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__biquad__casd__df1__inst__q31.html#a5dcf4727f58eb4e8e8b392508d8657bb">pState</a></td></tr> |
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| <tr class="memitem:aa62366c632f3b5305086f841f079dbd2"><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__biquad__casd__df1__inst__q31.html#aa62366c632f3b5305086f841f079dbd2">pCoeffs</a></td></tr> |
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| <tr class="memitem:a636c7fbe09ec4bef0bc0a4b4e2151cbe"><td class="memItemLeft" align="right" valign="top">uint8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__biquad__casd__df1__inst__q31.html#a636c7fbe09ec4bef0bc0a4b4e2151cbe">postShift</a></td></tr> |
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| </table> |
| <a name="details" id="details"></a><h2 class="groupheader">Description</h2> |
| <div class="textblock"><dl><dt><b>Examples: </b></dt><dd><a class="el" href="arm_graphic_equalizer_example_q31_8c-example.html#_a17">arm_graphic_equalizer_example_q31.c</a>.</dd> |
| </dl></div><h2 class="groupheader">Field Documentation</h2> |
| <a class="anchor" id="a2c2b579f1df1d8273a5d9d945c27e1b2"></a> |
| <div class="memitem"> |
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| <td class="memname">uint32_t arm_biquad_casd_df1_inst_q31::numStages</td> |
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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#ga456390f5e448afad3a38bed7d6e380e3">arm_biquad_cascade_df1_fast_q31()</a>, <a class="el" href="group___biquad_cascade_d_f1.html#gaf42a44f9b16d61e636418c83eefe577b">arm_biquad_cascade_df1_init_q31()</a>, and <a class="el" href="group___biquad_cascade_d_f1.html#ga27b0c54da702713976e5202d20b4473f">arm_biquad_cascade_df1_q31()</a>.</p> |
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| <td class="memname"><a class="el" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0">q31_t</a>* arm_biquad_casd_df1_inst_q31::pCoeffs</td> |
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| <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#ga456390f5e448afad3a38bed7d6e380e3">arm_biquad_cascade_df1_fast_q31()</a>, <a class="el" href="group___biquad_cascade_d_f1.html#gaf42a44f9b16d61e636418c83eefe577b">arm_biquad_cascade_df1_init_q31()</a>, and <a class="el" href="group___biquad_cascade_d_f1.html#ga27b0c54da702713976e5202d20b4473f">arm_biquad_cascade_df1_q31()</a>.</p> |
| |
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| <a class="anchor" id="a636c7fbe09ec4bef0bc0a4b4e2151cbe"></a> |
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| <td class="memname">uint8_t arm_biquad_casd_df1_inst_q31::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#ga456390f5e448afad3a38bed7d6e380e3">arm_biquad_cascade_df1_fast_q31()</a>, <a class="el" href="group___biquad_cascade_d_f1.html#gaf42a44f9b16d61e636418c83eefe577b">arm_biquad_cascade_df1_init_q31()</a>, and <a class="el" href="group___biquad_cascade_d_f1.html#ga27b0c54da702713976e5202d20b4473f">arm_biquad_cascade_df1_q31()</a>.</p> |
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| <td class="memname"><a class="el" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0">q31_t</a>* arm_biquad_casd_df1_inst_q31::pState</td> |
| </tr> |
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| </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#ga456390f5e448afad3a38bed7d6e380e3">arm_biquad_cascade_df1_fast_q31()</a>, <a class="el" href="group___biquad_cascade_d_f1.html#gaf42a44f9b16d61e636418c83eefe577b">arm_biquad_cascade_df1_init_q31()</a>, and <a class="el" href="group___biquad_cascade_d_f1.html#ga27b0c54da702713976e5202d20b4473f">arm_biquad_cascade_df1_q31()</a>.</p> |
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