DISPLAY DEVICE, ITS COMMUNICATION METHOD, DAT PREPARATION DEVICE AND RECORDING MEDIUM RECORDING DAT PREPARATION METHOD AND DATA PREPARATION PROGRAM

摘要

PROBLEM TO BE SOLVED: To transmit only necessary control parameters to a control unit. SOLUTION: CPU 160 reads out reservation information in device for control parameter corresponding to title information stored in SRAM 180, judges whether or not reservation setting is made in the device from the readout reservation information, and transmits only unreserved control parameters in the device.