Instance structure for the high precision Q31 Biquad cascade filter. More...
#include <arm_math.h>
Data Fields | |
uint8_t | numStages |
q63_t * | pState |
q31_t * | pCoeffs |
uint8_t | postShift |
Instance structure for the high precision Q31 Biquad cascade filter.
Definition at line 3539 of file arm_math.h.
number of 2nd order stages in the filter. Overall order is 2*numStages.
Definition at line 3541 of file arm_math.h.
points to the array of state coefficients. The array is of length 4*numStages.
Definition at line 3542 of file arm_math.h.
points to the array of coefficients. The array is of length 5*numStages.
Definition at line 3543 of file arm_math.h.
additional shift, in bits, applied to each output sample.
Definition at line 3544 of file arm_math.h.