FIELD: computer engineering, communication equipment. SUBSTANCE: device may be used for supporting computer system, which is connected to peripheral devices, and for transmission of data to peripheral devices and receiving data from them. Device has communication microprogram unit, control unit of subordinate interface operations, interface of road lane controller, interface of operator booth controller. EFFECT: increased efficiency of data transmission to road lane controllers, controllers of operator booth and fee payment system. 5 cl, 7 dwg
