The present disclosure in some embodiments provides an apparatus for controlling a plurality of EMBs configured to control, using a motor, braking of a vehicle, the apparatus comprising: a plurality of WCUs configured to control the motor to cause the plurality of EMBs to generate a plurality of braking forces corresponding to a plurality of braking signals, respectively; a center ECU configured to transmit the plurality of braking signals to the plurality of WCUs; and a plurality of bus lines comprising first and second bus lines and extending between the center ECU and the plurality of WCUs, wherein the center ECU is further configured to: transmit, via the first bus line, at least one of the plurality of braking signals to at least one of the plurality of WCUs; and transmit, via the second bus line, the other braking signal or signals to the other WCU or WCUs.