function dtsighlp
% DTSIGHLP Help file for DTSIGGUI


% 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: akambard@mtu.edu
% Copyright (c) 1998


%============================================================
    tit_str= 'DISCRETE SIGNALS AND OPERATIONS';
    page1= ... 
        ['                                                 '
         ' This GUI allows you to plot a DT signal and     '
         ' study the effect of various operations on it.   '  
         '                                                 '   
         ' Select the signal form and edit the values.     '
         ' Press ADD to accept.                            '
         ' To EDIT an added signal click on the item in    '
         ' in the components area to highlight it. Then,   '
         ' edit its values and click on the item AGAIN.    '
         '                                                 '
         ' To DELETE a signal component, highlight it      '
         ' and press the delete button.                    '
         '                                                 '
         ' The top plot displays the signal and  the       '  
         ' bottom plot shows the effect of an operation.   '  
         ' Select an operation from the pop-up in the      '
         ' operations area and edit values where needed.   '
         '                                                 '
         ' Plots are updated as edits 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.   '
         '                                                 '
         ' You can enter workspace variables for the       '
         ' custom MATLAB expression if prefixed by W       '
         ' For example, the variable name xyz              '
         ' must be entered as Wxyz                         '
         '                                                 '
         '                                                 '
         ' M-FILE NAME:  dtsiggui                          '];

    helpgui(tit_str,page1,page2);