BUS MASTER, BUS SYSTEM, AND BUS CONTROL METHOD

摘要

The present invention is provided with: an access generation unit (111) for generating comm and information including a transfer type indicating a type of transfer request requesting a data transfer and a subject-to-transfer address of a bus slave to which the transfer request is sent; a command queue (112) for storing a plurality of the command information generated by the access generation unit (111); a transfer request output sequence control unit (114) for selecting, before first command information and as command information to be outputted, second command information including a subject-to-transfer address possessed by a second bus slave which is slower in response than a first bus slave having a subject-to-transfer address included in the first command information from among the plurality of command information stored in the command queue (112); and a transfer request output unit (115) for outputting the command information selected by the transfer request output sequence control unit (114).