ctfhlp.m

ADSP TOOLBOX: Version 2.0 and gui m-files

function ctfhlp
% CTFHLP Help file for CTFGUI


% 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= 'CT TRANSFER FUNCTIONS';
    page1= ...                                          
        ['                                                 '
         ' This GUI displays the characteristics of a      ' 
         ' CT transfer function H(s).                      '
         '                                                 '
         ' Enter the numerator and denominator arrays of   '
         ' the transfer function and press ACCEPT.         '
         '                                                 '   
         ' Use the pop-up to select the frequency axis     '
         ' (as f or omega).                                '
         ' You may also edit the frequency axis limits     '
         ' and the time axis limits.                       '
         '                                                 '
         ' NOTE: Impulses (if any) are not displayed on    '
         ' the impulse response plot.                      '];

    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.   '
         '                                                 '
         ' You can enter workspace variables into the      '
         ' numerator and denominator fields if prefixed    '
         ' by W. For example, the variable name xyz        '
         ' must be entered as Wxyz                         '
         '                                                 '
         '                                                 '
         ' M-FILE NAME:  ctfgui                            '];

    helpgui(tit_str,page1,page2);