1. A method of generating C code on the basis of UML specifications, wherein a detailed implementation model is produced in UML code, that the model thus created is exported in the form of a file in the XMI language, that this XMI file is dispatched to a file generation engine which is the “Model In Action” tool, that this tool is associated with a scripts parametrization application, and that this tool is made to produce files in the C language, namely C files, H files, a generation report file, configuration management “batch” files and compilation project files.