NAG is a unit in RBC(Radio Block Central). RBC is used to control movements of trains in ETCS (European Train Control System) and was custom developed for AŽD Praha s.r.o.. NAG modem serves as protocol stack (CFM - Communication Functional Module) of EuroRadio. Protocols: ITU-T V.110, HDLC, T.70 and X.244. This protocol stack is set of protocols specially modified for communication between trains and RBC. NAG modem allows communication with…
KVMswitch is a device for switching USB keyboards and mice for multiple PC using one keyboard and mouse. User can define cursor jumps between monitors. Therefore layout of monitors can be placed almost randomly. The keyboard activity is applied where the is mouse cursor. User can communicate with chosen PC by only one keyboard thanks to mouse cursor location. The KVM device consists of motherboard with USB Function interfaces (one…