V4.0.1 of the ARM CMSIS DSP libraries. Note that arm_bitreversal2.s, arm_cfft_f32.c and arm_rfft_fast_f32.c had to be removed. arm_bitreversal2.s will not assemble with the online tools. So, the fast f32 FFT functions are not yet available. All the other FFT functions are available.
Dependents: MPU9150_Example fir_f32 fir_f32 MPU9150_nucleo_noni2cdev ... more
arm_fir_interpolate_instance_q31 Struct Reference
Instance structure for the Q31 FIR interpolator. More...
#include <arm_math.h>
Data Fields | |
uint8_t | L |
upsample factor. | |
uint16_t | phaseLength |
length of each polyphase filter component. | |
q31_t * | pCoeffs |
points to the coefficient array. | |
q31_t * | pState |
points to the state variable array. |
Detailed Description
Instance structure for the Q31 FIR interpolator.
Definition at line 3576 of file arm_math.h.
Field Documentation
uint8_t L |
upsample factor.
Definition at line 3578 of file arm_math.h.
q31_t* pCoeffs |
points to the coefficient array.
The array is of length L*phaseLength.
Definition at line 3580 of file arm_math.h.
uint16_t phaseLength |
length of each polyphase filter component.
Definition at line 3579 of file arm_math.h.
q31_t* pState |
points to the state variable array.
The array is of length blockSize+phaseLength-1.
Definition at line 3581 of file arm_math.h.
Generated on Tue Jul 12 2022 19:48:47 by 1.7.2