| 摘要 |
PROBLEM TO BE SOLVED: To provide a game machine in which the occurrence of radio wave interference can be reduced. ! SOLUTION: A game machine has: a CPU 701 of a presentation control microcomputer 71 for generating presentation data which controls an LED driver 18 of a lamp connection board 17; a clock generation circuit 73 for outputting a clock signal of a predetermined frequency from a plurality of frequencies that will not be in a multiplied relationship with each other; an ID input device 16 for selecting a predetermined frequency from the plurality of frequencies; and a serial communication circuit 705 for synchronizing the clock signal of a predetermined frequency with presentation data as a control signal to transmit it in series to the lamp connection board 17. ! COPYRIGHT: (C)2015,JPO&INPIT |
