Install a supported compiler

Simulink support package for Arduino is supported on 32-bit and 64-bit Microsoft Windows and Mac OS X. For the code generation process to work, a supported compiler installation is required. Refer to the following page on MathWorks website for a list of supported compilers on Windows and Mac OS:

List of supported compilers

For example, you can download a Simulink supported compiler from the Microsoft website for free.

Compiler set up in MATLAB

Enter mex -setup at the MATLAB command prompt to start the compiler set up. When the compiler set up is complete, you should see on MATLAB Command Window the compiler being used.