MATLAB - The Language Of Technical Computing
http://www.mathworks.com/products/matlab/
MATLAB® is a high-level language and interactive environment that enables you to perform computationally intensive tasks faster than with traditional programming languages such as C, C++, and Fortran.
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MATLAB example (thanks Dr Dean Rose)
http://www.info.kmtronic.com/software/USB_Relays/MatLab/kmtronic_relay_matlab.zip
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