== Link ==
* [https://en.wikipedia.org/wiki/List_of_HDL_simulators HDL SIMULATOR - English]
* [http://www.csee.umbc.edu/portal/help/VHDL/stdpkg.html STANDART PACKAGE- English]* [http://hdl.telecom-paristech.fr/vhdl_structurel.html#base Creation composant - Français]