hp_gyro.m

function y = hp_gyro(x)
%HP_GYRO Filters input x and returns output y.

% MATLAB Code
% Generated by MATLAB(R) 8.1 and the DSP System Toolbox 8.4.
% Generated on: 15-Sep-2013 15:50:01

%#codegen

% To generate C/C++ code from this function use the codegen command. Type
% 'help codegen' for more information.

%persistent Hd;

i%f isempty(Hd)
    
    % The following code was used to design the filter coefficients:
    % % Equiripple Highpass filter designed using the FIRPM function.
    %
    % % All frequency values are in Hz.
    % Fs = 200;  % Sampling Frequency
    %
    % Fstop = 10;              % Stopband Frequency
    % Fpass = 20;              % Passband Frequency
    % Dstop = 0.0001;          % Stopband Attenuation
    % Dpass = 0.057501127785;  % Passband Ripple
    % dens  = 20;              % Density Factor
    %
    % % Calculate the order from the parameters using FIRPMORD.
    % [N, Fo, Ao, W] = firpmord([Fstop, Fpass]/(Fs/2), [0 1], [Dstop, Dpass]);
    %
    % % Calculate the coefficients using the FIRPM function.
    % b  = firpm(N, Fo, Ao, W, {dens});
    
    Hd = dsp.FIRFilter( ...
        'Numerator', [0.00802538563756069 -0.00700504260247068 ...
        -0.00500693042307002 -0.00322326010827604 -0.00103661761898599 ...
        0.00163230476609599 0.00436470799007312 0.00638710847820604 ...
        0.00678743014795974 0.00499312745824607 0.000971027349416568 ...
        -0.00451599141745037 -0.0100253547964877 -0.0137167772460604 ...
        -0.0138645474835538 -0.00945106379660054 -0.000635879572660821 ...
        0.0109841782522203 0.0225254139639384 0.0303134349860317 ...
        0.0307020740160157 0.0209981218277677 0.000270584563376905 ...
        -0.0301651952484101 -0.0667705530893517 -0.104316724965379 ...
        -0.136865475306441 -0.15896380814867 0.833212732832953 -0.15896380814867 ...
        -0.136865475306441 -0.104316724965379 -0.0667705530893517 ...
        -0.0301651952484101 0.000270584563376905 0.0209981218277677 ...
        0.0307020740160157 0.0303134349860317 0.0225254139639384 ...
        0.0109841782522203 -0.000635879572660821 -0.00945106379660054 ...
        -0.0138645474835538 -0.0137167772460604 -0.0100253547964877 ...
        -0.00451599141745037 0.000971027349416568 0.00499312745824607 ...
        0.00678743014795974 0.00638710847820604 0.00436470799007312 ...
        0.00163230476609599 -0.00103661761898599 -0.00322326010827604 ...
        -0.00500693042307002 -0.00700504260247068 0.00802538563756069]);
%end

y = step(Hd,x);


% [EOF]