| 摘要 |
PROBLEM TO BE SOLVED: To simplify a data transmission line from the main control board of a game machine to plural auxiliary control boards. SOLUTION: Concerning the data transmission system for game machine with which data are transmitted from a main control board 10 of the game machine to plural auxiliary control boards 21, 22 and 23, a transmission circuit 11 of the main control board 10 and reception circuits 21r, 22r and 23r of plural auxiliary control boards 21, 22 and 23 are connected by one transmission line 12, addresses corresponding to the respective plural auxiliary control boards 21, 22 and 23 are added to data and the respective reception circuits 21r, 22r and 23r receive only the data, to which the addresses corresponding to the auxiliary control boards 21, 22 and 23 provided with the respective reception circuits 21r, 22r and 23r are added.
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