arm_biquad_cascade_df2T_instance_f32 Struct Reference

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

Data Fields
uint8_t	numStages
float32_t *	pState
float32_t *	pCoeffs

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Field Documentation

uint8_t arm_biquad_cascade_df2T_instance_f32::numStages

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

Referenced by arm_biquad_cascade_df2T_f32(), and arm_biquad_cascade_df2T_init_f32().

float32_t* arm_biquad_cascade_df2T_instance_f32::pCoeffs

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

Referenced by arm_biquad_cascade_df2T_f32(), and arm_biquad_cascade_df2T_init_f32().

float32_t* arm_biquad_cascade_df2T_instance_f32::pState

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

Referenced by arm_biquad_cascade_df2T_f32(), and arm_biquad_cascade_df2T_init_f32().