Project overview ================ In order to target the widest possible range of programmable devices and keep efficient, Beremiz use C code as an intermediate language. To be executed, C needs to be compiled. `GCC `_ serve that purpose perfectly. PLC program is expressed in languages defined in IEC-61131, including graphical languages. Thanks to PLCopen TC2, those graphical languages have a standardised representation, in XML. To be continued.