FIELD: electrical communication engineering.
SUBSTANCE: invention relates to communication. To this end, a database, which includes at least a logical HDMI CEC address, a physical HDMI CEC address and information on the destination of receipt, designed to obtain unique information, is recorded for each HDMI device in the HDMI cluster. Processing unit performs processing using this data base. For example, processing unit transmits database to external device. Also, for example, processing unit displays HDMI device in HDMI cluster, status of connection thereof and unique information of each HDMI device based on said database.
EFFECT: technical result is to facilitate obtaining and using different types of information of each HDMI device in an HDMI cluster.
20 cl, 18 dwg
