nlms_example.c File Reference

#include <avr32/io.h>
#include "compiler.h"
#include "board.h"
#include "dsp.h"
#include "dsp_debug.h"
#include "pm.h"
#include "cycle_counter.h"
#include "gpio.h"

Macros
#define	FIR_COEF_SIZE   12
#define	SIZE   64
	The size of the input signal. More...

Functions
int	main (int argc, char *argv[])
	The main function. More...

Variables
A_ALIGNED dsp16_t	input_d [SIZE]
	Buffer containing filtered input data. More...
A_ALIGNED dsp16_t	input_x [SIZE]
	Buffer containing input data. More...
A_ALIGNED dsp16_t	unknown_coef_filter [FIR_COEF_SIZE]
A_ALIGNED dsp16_t	w [FIR_COEF_SIZE]
	coefficients of the filter More...
A_ALIGNED dsp16_t	x [FIR_COEF_SIZE]

#define FIR_COEF_SIZE   12

Referenced by main().

#define SIZE   64

The size of the input signal.

Referenced by main().

int main	(	int	argc,
		char *	argv[]
	)

The main function.

References dsp16_debug_print_vect(), dsp16_filt_nlms(), dsp_debug_initialization, FIR_COEF_SIZE, FOSC0, input_d, input_x, OSC0_STARTUP, pm_switch_to_osc0(), SIZE, w, and x.

A_ALIGNED dsp16_t input_d[SIZE]

Buffer containing filtered input data.

Referenced by main().

A_ALIGNED dsp16_t input_x[SIZE]

Buffer containing input data.

Referenced by main().

A_ALIGNED dsp16_t unknown_coef_filter[FIR_COEF_SIZE]

Initial value:

= {
    DSP16_Q(0.0132),
    DSP16_Q(0.0254),
    DSP16_Q(0.0579),
    DSP16_Q(0.1006),
    DSP16_Q(0.1398),
    DSP16_Q(0.1632),
    DSP16_Q(0.1632),
    DSP16_Q(0.1398),
    DSP16_Q(0.1006),
    DSP16_Q(0.0579),
    DSP16_Q(0.0254),

}

A_ALIGNED dsp16_t w[FIR_COEF_SIZE]

coefficients of the filter

Referenced by main().

A_ALIGNED dsp16_t x[FIR_COEF_SIZE]

Referenced by dsp16_op_exp(), dsp32_op_exp(), dsp32_op_sqrt(), and main().