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Altera_Forum
Honored Contributor
15 years agoMATLAB 7.5 is R2007b, I believe. The supported versions are R14 SP3, R2006a, R2006b, or R2007a (according to http://www.altera.com/literature/rn/rn_dsp_builder_71.pdf).
Next option is to try to set up your classpath manually. Go to <MATLAB>/toolbox/local/classpath.txt and load it into a text editor. At the bottom of the file, there should be something like: # DSPBuilder START <quartus_path>/dsp_builder/bin/dspb_sblocks.jar dummyline # DSPBuilder END If these lines aren't there, then add them substituting the correct path for <quartus_path> as you go. Next, restart MATLAB and type "cd <quartus_path>/dsp_builder/bin/matlab". Then then type "setupDSPBuilderPath install <quartus_path>/dsp_builder/bin <quartus_path>/dsp_builder/bin/matlab <quartus_path>/dsp_builder/bin/mdllibrary". (substituting for quartus_path as before). That should finish with out errors and finally print "DSP Builder path saved." if it worked correctly.