Demo program for library named SD_PlayerSkeleton of SD card player skeleton. SD カードプレーヤのための骨組みとして使うためのライブラリ SD_PlayerSkeleton の使用例.このプログラムについては,CQ出版社インターフェース誌 2018年7月号で解説している.
Dependencies: F746_GUI F746_SAI_IO SD_PlayerSkeleton
arm_biquad_casd_df1_inst_q15 Struct Reference
Instance structure for the Q15 Biquad cascade filter. More...
#include <arm_math.h>
Data Fields | |
int8_t | numStages |
number of 2nd order stages in the filter. | |
q15_t * | pState |
Points to the array of state coefficients. | |
q15_t * | pCoeffs |
Points to the array of coefficients. | |
int8_t | postShift |
Additional shift, in bits, applied to each output sample. |
Detailed Description
Instance structure for the Q15 Biquad cascade filter.
Definition at line 1275 of file arm_math.h.
Field Documentation
int8_t numStages |
number of 2nd order stages in the filter.
Overall order is 2*numStages.
Definition at line 1277 of file arm_math.h.
q15_t* pCoeffs |
Points to the array of coefficients.
The array is of length 5*numStages.
Definition at line 1279 of file arm_math.h.
int8_t postShift |
Additional shift, in bits, applied to each output sample.
Definition at line 1280 of file arm_math.h.
q15_t* pState |
Points to the array of state coefficients.
The array is of length 4*numStages.
Definition at line 1278 of file arm_math.h.
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