JPS6421755A - Acoustic video apparatus - Google Patents

Abstract

PURPOSE:To easily enable to play consecutively a CD and a VD by making an apparatus, which receives a report saying that a status has changed, and gives an instruction, send a command, reserved in a command memory, to other external apparatus through a control bus line. CONSTITUTION:The apparatus to give the instruction designates the memories 11b, 14b-17b of the marking write information of the apparatus to receive the instruction through the control bus line 19, and when status information that it is in course of operation changes, the apparatus having received the instruction informs the apparatus having given the instruction of the purport through the control bus line 19, as responding to the change. The apparatus, which has given the instruction and has received the information, also gives the instruction to other external apparatus, according to the command memory 15c of its own, reserved previously for such a time. Thus, for instance, such a troublesome operation that after waiting the termination of the play of the CD, the video disk (VD) is newly played, is unnecessary, and the consecutive play of the CD and the VD comes possible.