![]() |
CMSIS-DSP
Version 1.5.2
CMSIS DSP Software Library
|
Instance structure for the Q15 FIR decimator.
Data Fields | |
| uint8_t | M |
| uint16_t | numTaps |
| q15_t * | pCoeffs |
| q15_t * | pState |
| uint8_t arm_fir_decimate_instance_q15::M |
decimation factor.
Referenced by arm_fir_decimate_fast_q15(), arm_fir_decimate_init_q15(), and arm_fir_decimate_q15().
| uint16_t arm_fir_decimate_instance_q15::numTaps |
number of coefficients in the filter.
Referenced by arm_fir_decimate_fast_q15(), arm_fir_decimate_init_q15(), and arm_fir_decimate_q15().
| q15_t* arm_fir_decimate_instance_q15::pCoeffs |
points to the coefficient array. The array is of length numTaps.
Referenced by arm_fir_decimate_fast_q15(), arm_fir_decimate_init_q15(), and arm_fir_decimate_q15().
| q15_t* arm_fir_decimate_instance_q15::pState |
points to the state variable array. The array is of length numTaps+blockSize-1.
Referenced by arm_fir_decimate_fast_q15(), arm_fir_decimate_init_q15(), and arm_fir_decimate_q15().