| 摘要 |
PROBLEM TO BE SOLVED: To provide a game machine capable of releasing a bus in the case where the bus is occupied by group unit control means.SOLUTION: A game machine comprises: game control means for controlling a game generally; and performance control means capable of individually controlling a plurality of performance devices to perform games on the basis of a command from the game control means. The game machine further comprises: group unit control means for controlling the performance devices grouped; group general control means for controlling the individual group unit control means generally; timing signal lines for transmitting a timing signal from the group general control means to the group unit control means; and data lines for transferring and receiving data between the group general control means and the group unit control means. The group general control means includes: occupation decision means for deciding whether or not the data lines are occupied by the group unit control means; and occupation canceling command means for sending, in the case where the data lines are occupied, a command to release the occupation through the timing signal lines. |
