SPUC::cic< Numeric > Class Template Reference
[SPUC templates, FIR filters, Interpolation filters]

class for CIC digital filter More...

#include <cic.h>

Collaboration diagram for SPUC::cic< Numeric >:

[legend]List of all members.

Public Member Functions
	cic (char n=3)
	Constructor.
void	reset ()
	Reset.
void	num_stages (char n)
	To change the number of stages dynamically.
Numeric	interpolate (Numeric in=0, signed char dump=0)
	For CIC interpolation, non-zero dump implies new input.
Numeric	decimate (Numeric in, signed char dump)
	For CIC decimation, non-zero dump implies output required.
Protected Attributes
smart_array< Numeric >	diff
smart_array< Numeric >	nacc
	Differentiators.
smart_array< Numeric >	prev
	Accumulators.
char	stages
	Previous values.

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Detailed Description

template<class Numeric>
class SPUC::cic< Numeric >

class for CIC digital filter

Implementation for cascaded integrator comb filters This implementation provides for both decimation and interpolation filtering. Registers are signed long and the default number of stages is 3.

Author:

Tony Kirke

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Constructor & Destructor Documentation

template<class Numeric>

SPUC::cic< Numeric >::cic

(

char

n = 3

)

[inline]

Constructor.

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Member Function Documentation

template<class Numeric>

Numeric SPUC::cic< Numeric >::decimate	(	Numeric	in,
		signed char	dump
	)			[inline]

For CIC decimation, non-zero dump implies output required.

template<class Numeric>

Numeric SPUC::cic< Numeric >::interpolate	(	Numeric	in = 0,
		signed char	dump = 0
	)			[inline]

For CIC interpolation, non-zero dump implies new input.

template<class Numeric>

void SPUC::cic< Numeric >::num_stages

(

char

n

)

[inline]

To change the number of stages dynamically.

template<class Numeric>

void SPUC::cic< Numeric >::reset

(

void

)

[inline]

Reset.

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Member Data Documentation

template<class Numeric>

smart_array<Numeric> SPUC::cic< Numeric >::diff [protected]

template<class Numeric>

smart_array<Numeric> SPUC::cic< Numeric >::nacc [protected]

Differentiators.

template<class Numeric>

smart_array<Numeric> SPUC::cic< Numeric >::prev [protected]

Accumulators.

template<class Numeric>

char SPUC::cic< Numeric >::stages [protected]

Previous values.

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The documentation for this class was generated from the following file:

• cic.h

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