function tip = getfdatooltip(index) %GETFDATOOLTIP Return a tip for FDATool given an index. % Author(s): J. Schickler % Copyright 1988-2004 The MathWorks, Inc. % $Revision: 1.1.6.2 $ $Date: 2004/12/26 22:23:23 $ % Define the valid for the signal only case. validtips = [0 6 12 14 16 17 18 19 20]; % Add the plug-in tips. if isfdtbxinstalled validtips = [validtips 1 2 4 5 8 9 10 11 13]; end if isspblksinstalled validtips = [validtips 15]; end if isfdhdlcinstalled validtips = [validtips 3]; end if isccslinkinstalled validtips = [validtips 7]; end % Sort them so they show in the correct order. validtips = sort(validtips); ntips = length(validtips); % Index into the VALIDTIPS vector to find the next tip. switch validtips(rem(index+ntips-1, ntips)+1) case 0 tip = sprintf('%s %s', ... 'You can generate M-code functions of your design by going', ... 'to the ''File'' menu and selecting ''Generate M-file''.'); case 1 tip = sprintf('%s %s %s %s %s', ... 'You can quantize filters you', ... 'have designed or imported to either fixed-point arithmetic or', ... 'single-precision floating-point arithmetic. Click the', ... '''Set Quantization Parameters'' sidebar button. (Note:', ... 'fixed-point arithmetic also requires the Fixed-Point Toolbox.'); case 2 tip = sprintf('%s %s %s', ... 'If you have quantized a filter,', ... 'its reference response is shown. To disable this, go to the', ... '''View'' menu and uncheck ''Show Reference Filters''.'); case 3 tip = sprintf('%s %s', ... 'You can export filters to HDL files.', ... 'Go to the ''Targets'' menu and select ''Generate HDL''.'); case 4 tip = sprintf('%s %s %s', ... 'You can see different views of second-order-section (SOS)', ... 'filters. You can view the sections individually or cumulatively.', ... 'Go to the ''View'' menu and select ''SOS View Options''.'); case 5 tip = sprintf('%s %s %s', ... 'You can scale the coefficients of second-order-section (SOS)', ... 'filters. After designing an SOS filter, go to the ''Edit''', ... 'menu and select ''Reorder and Scale Second-Order-Sections''.'); case 6 tip = sprintf('%s %s', ... 'You can generate C-header files containing your filter coefficients by', ... 'going to the ''Targets'' menu and selecting ''Generate C header''.'); case 7 tip = sprintf('%s %s', ... 'You can export C-code directly to the Code Composer Studio.', ... 'Go to the ''Targets'' menu and select ''Code Composer Studio (tm) IDE''.'); case 8 tip = sprintf('%s %s', ... 'You can design multirate filters. Click the ''Create a', ... 'multirate filter'' sidebar button.'); case 9 tip = sprintf('%s %s', ... 'You can view each polyphase response of multirate filters. To', ... 'enable this view go to the ''View'' menu and check ''Polyphase View''.'); case 10 tip = sprintf('%s %s %s %s', ... 'You can design inverse-sinc filters via the design panel. In', ... 'the lowpass option of the Response Type select ''Inverse Sinc', ... 'Lowpass'' to design a lowpass inverse-sinc filter. Highpass', ... 'inverse-sinc filters can be designed under the highpass option.'); case 11 tip = sprintf('%s %s %s', ... 'You can design raised-cosine filters via the design panel.', ... 'In the lowpass option of the Response Type', ... 'select ''Raised-cosine'' to design a raised-cosine filter.'); case 12 tip = sprintf('%s %s %s', ... 'You can modify filter analyses using the Analysis Parameters.', ... 'Select an analysis from the ''Analysis'' menu, and then go to the', ... '''Analysis'' menu and choose ''Analysis Parameters''.'); case 13 tip = sprintf('%s %s %s %s %s', ... 'You can import and export Xilinx coefficient (.COE) files.', ... 'To import a filter, go to the ''File'' menu and select', ... '''Import Filter from Xilinx Coefficient (.COE)', ... 'File''. To export a filter, go to the ''Targets'' menu and', ... 'select ''Xilinx Coefficient (.COE) File''.'); case 14 tip = sprintf('%s %s %s', ... 'You can save your filters for later use with the Filter Manager.', ... 'Click ''Store Filter ...'' to save a filter or', ... '''Filter Manager ...'' to launch the manager dialog.'); case 15 tip = sprintf('%s %s %s', ... 'You can export filters into Simulink(R) models.', ... 'Go to the ''File'' menu and select ''Export to Simulink Model''', ... 'to launch the Filter Realization pane of FDATool.'); case 16 tip = sprintf('%s %s', ... 'You can change the structure of your filtering by going to the', ... '''Edit'' menu and selecting ''Convert Structure''.'); case 17 tip = sprintf('%s %s %s %s', ... 'You can graphically edit the poles and zeros of your filter using', ... 'the Pole/Zero Editor. Click the ''Pole/Zero Editor'' sidebar', ... 'button. Special Pole/Zero Editor options are also available', ... 'from ''Pole/Zero Editor'' on the ''Edit'' menu.'); case 18 tip = sprintf('%s %s', ... 'Right clicking on the X- and Y-labels of the analyses allows', ... 'you to change the X- or Y-units used by the plot.'); case 19 tip = sprintf('%s %s', ... 'You can add data markers to your analyses by single-clicking', ... 'on the analysis plot.'); case 20 tip = sprintf('%s %s %s', ... 'You can import filters from the workspace into any supported', ... 'filter structure. Go to the ''File'' menu and select', ... '''Import Filter from Workspace''.'); end tip = xlate(tip); % [EOF]