For now, as a concept - the assumption is to create a splitter with a universal housing for SIO devices. I will briefly write what and how in the assumptions: * SIO splitter, including one separate socket powered externally * 2x IDC12 socket, for devices already created, but without SIO plug (one with separate 5V power supply) - SIO standard * one microUSB socket for + 5V power supply (generally available chargers in this standard will relieve Atari) * one five-position DIP-Switch, the f