CMSIS-DSP  Verison 3.0
CMSIS DSP Software Library
arm_biquad_casd_df1_inst_f32 Struct Reference

Instance structure for the floating-point Biquad cascade filter.

Data Fields

uint32_t numStages
float32_t * pState
float32_t * pCoeffs

Field Documentation

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

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

Points to the array of state coefficients. The array is of length 4*numStages.