arm_biquad_cascade_df2T_instance_f64 Struct Reference

Instance structure for the floating-point transposed direct form II Biquad cascade filter.

Data Fields

uint8_t numStages
 
float64_tpState
 
float64_tpCoeffs
 

Field Documentation

uint8_t arm_biquad_cascade_df2T_instance_f64::numStages

number of 2nd order stages in the filter. Overall order is 2*numStages.

Referenced by arm_biquad_cascade_df2T_f64(), and arm_biquad_cascade_df2T_init_f64().

float64_t* arm_biquad_cascade_df2T_instance_f64::pCoeffs

points to the array of coefficients. The array is of length 5*numStages.

Referenced by arm_biquad_cascade_df2T_f64(), and arm_biquad_cascade_df2T_init_f64().

float64_t* arm_biquad_cascade_df2T_instance_f64::pState

points to the array of state coefficients. The array is of length 2*numStages.

Referenced by arm_biquad_cascade_df2T_f64(), and arm_biquad_cascade_df2T_init_f64().