Eli Hughes
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_sparse_instance_q7 Struct Reference
Instance structure for the Q7 sparse FIR filter. More...
#include <arm_math.h>
Data Fields | |
| uint16_t | numTaps |
| number of coefficients in the filter. | |
| uint16_t | stateIndex |
| state buffer index. | |
| q7_t * | pState |
| points to the state buffer array. | |
| q7_t * | pCoeffs |
| points to the coefficient array. | |
| uint16_t | maxDelay |
| maximum offset specified by the pTapDelay array. | |
| int32_t * | pTapDelay |
| points to the array of delay values. | |
Detailed Description
Instance structure for the Q7 sparse FIR filter.
Definition at line 4596 of file arm_math.h.
Field Documentation
| uint16_t maxDelay |
maximum offset specified by the pTapDelay array.
Definition at line 4602 of file arm_math.h.
| uint16_t numTaps |
number of coefficients in the filter.
Definition at line 4598 of file arm_math.h.
| q7_t* pCoeffs |
points to the coefficient array.
The array is of length numTaps.
Definition at line 4601 of file arm_math.h.
| q7_t* pState |
points to the state buffer array.
The array is of length maxDelay+blockSize-1.
Definition at line 4600 of file arm_math.h.
| int32_t* pTapDelay |
points to the array of delay values.
The array is of length numTaps.
Definition at line 4603 of file arm_math.h.
| uint16_t stateIndex |
state buffer index.
Points to the oldest sample in the state buffer.
Definition at line 4599 of file arm_math.h.
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