FIELD: switches and lines of global no-conflict junctions. SUBSTANCE: device has N input signal sources and M output receivers of mentioned signals, where N and M are positive integer numbers; input circuit for each source, mentioned circuit incorporating input cell for each output receiver; light source for each input cell; photodetector for each light source; output cell for each photodetector; output circuit for each output receiver, mentioned circuit incorporating output cell for each input source. EFFECT: eliminating problems in routing data block transmission and conflict situations in global junction. 26 cl, 10 dwg
