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arm_fir_decimate_instance_q15 Struct Reference

Instance structure for the Q15 FIR decimator.

Data Fields

uint8_t M
 
uint16_t numTaps
 
const q15_tpCoeffs
 
q15_tpState
 

Field Documentation

uint8_t M

decimation factor.

uint16_t numTaps

number of coefficients in the filter.

const q15_t* pCoeffs

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

q15_t* pState

points to the state variable array. The array is of length numTaps+blockSize-1.