Patent ID: 6854037

Claim:
A recording/reproduction apparatus comprising: a plurality of recording/reproduction means; control means for issuing a command which instructs a recording/reproduction operation of each of said plurality of recording/reproduction means and for setting information which specifies the enable/disable of an interrupt in such a manner as to correspond to each issued command; and communication processing means for performing communication which transmits the command issued by said control means with each of said recording/reproduction means and, after communication for each command is terminated, for sending an interrupt indicating the termination of the communication to said control means under the condition in which said information which is set in such a manner as to correspond to the command specifies interrupt enable, wherein a recording/reproduction request from a plurality of higher-order control means is sent to said control means within each assigned time slot, and said control means sets information which specifies interrupt enable in such a manner as to correspond to only the command which is issued on the basis of the final request which is sent within each of said time slots from each of said higher-order control means.