arm_fir_lattice_instance_q31 Struct Reference

Instance structure for the Q31 FIR lattice filter.

Data Fields

uint16_t numStages
 
q31_tpState
 
q31_tpCoeffs
 

Field Documentation

uint16_t arm_fir_lattice_instance_q31::numStages

number of filter stages.

Referenced by arm_fir_lattice_init_q31(), and arm_fir_lattice_q31().

q31_t* arm_fir_lattice_instance_q31::pCoeffs

points to the coefficient array. The array is of length numStages.

Referenced by arm_fir_lattice_init_q31(), and arm_fir_lattice_q31().

q31_t* arm_fir_lattice_instance_q31::pState

points to the state variable array. The array is of length numStages.

Referenced by arm_fir_lattice_init_q31(), and arm_fir_lattice_q31().