diirhlp.m

来自「trabajos en matlab para verificar son mu」· M 代码 · 共 50 行

function diirhlp
%DIIRHLP Help file for DIIRGUI.


% ADSP Toolbox: Version 2.0 
% For use with "Analog and Digital Signal Processing", 2nd Ed.
% Published by PWS Publishing Co.
%
% Ashok Ambardar, EE Dept. MTU, Houghton, MI 49931, USA
% http://www.ee.mtu/faculty/akambard.html
% e-mail: [e-mail]
% Copyright (c) 1998


%========================================================================
    tit_str= 'IIR  DIGITAL FILTER DESIGN';
    page1= ... 
        ['                                                 '
         ' This GUI allows you to design IIR filters.      '
         '                                                 ' 
         ' Select the filter and type.                     '
         ' Select the method (bilinear, matched z etc).    '  
         ' Edit values for the band edge(s) in HERTZ and   '  
         ' the passband and stopband attenuation in dB     '
         ' and the sampling rate (in Hz).                  '  
         ' Press plot to display the magnitude and phase.  '
         '                                                 '
         ' The filter order and design attenuations at     '
         ' the band edges are displayed at the bottom.     '
         '                                                 '
         ' The magnitude display can be linear or in dB.   '  
         '                                                 '  
         ' If AUTOPLOT is on, plots are automatically      '
         ' updated as the edits or selections are made.    '];
 

    page2= ...                                          
        [' SPECIAL FEATURES                                ' 
         '                                                 '
         ' CURSOR: Turn it on and then move and click      '
         ' the mouse button inside a plot to activate.     '
         ' The co-ordinates of the mouse are displayed in  '
         ' the upper right corner as you move the mouse.   '
         '                                                 '
         '                                                 '
         ' M-FILE NAME:  diirgui                           '];

    helpgui(tit_str,page1,page2);