JP2004000793A5 - - Google Patents

Claims (4)

Is a game performed using the game ball, the variable display unit is a display state possible changes is provided, the game a predetermined game value by displaying the result of the variable display unit becomes specific display mode predetermined a game machine to be supplied to the person,
A special winning opening that opens by displaying the result of the variable display unit becomes the specified display mode,
A start winning opening for starting symbol variation in the variable display portion by winning a game ball;
A winning opening for paying out award balls by winning game balls,
A count switch for detecting a winning of a game ball to the big winning opening;
A start port switch for detecting a winning of a game ball to the start winning port;
A winning opening switch for detecting winning of a game ball in the winning opening;
A game control board equipped with a game control microcomputer for outputting a payout number instruction command for instructing a payout number of winning balls when the count switch, the start opening switch and the winning opening switch detect winning;
A ball dispensing device for dispensing a prize ball;
A prize ball control board equipped with a prize ball control microcomputer that drives the ball dispensing device in response to the number-of-payout instruction command;
A display control board equipped with a display control microcomputer that performs display control of the variable display unit based on a command from the game control microcomputer;
A power supply monitoring circuit that monitors a predetermined potential power supply that is higher than a voltage that is used by the gaming machine and that is supplied to various switches of the gaming machine, and detects a voltage drop of the predetermined potential power supply ;
The detection output of the power supply monitoring circuit is input to the prize ball controlling microcomputer ,
The prize ball controlling microcomputer is:
A total number of payouts instructed by the payout number instruction command is stored, and includes a backup RAM area in which contents are saved even if the power to the gaming machine is cut off,
The backup RAM area is added to the total number of payouts stored in the backup RAM area by adding the payout number instructed by the payout number instruction command and driving the ball payout device to complete one payout. Subtract 1 from the total number of payouts stored by
By detecting the output from the power supply monitoring circuit is input, in RAM access prohibited state,
The game control microcomputer mounted on the game control board is:
When starting a symbol variation in the variable display unit, and outputs the fluctuation start command includes information indicating the varying time of the symbol, and outputs a display result designation command showing still display result, the symbol variation in the variable display unit A gaming machine that outputs a variable stop command when it is confirmed. The detection output of the power supply monitoring circuit is input from one power supply monitoring circuit to the game control microcomputer and the prize ball control microcomputer,
The gaming machine according to claim 1, wherein the game control microcomputer and the prize ball control microcomputer execute a power-off process for setting a RAM access prohibited state in response to an input of a detection output from the power supply monitoring circuit . The detection output of the power supply monitoring circuit is input to the input port of the prize ball control microcomputer ,
The prize ball controlling microcomputer is:
The gaming machine according to claim 1 or 2 , wherein the input port is monitored before executing the winning ball payout process, and if the detection output of the power supply monitoring circuit is input, the RAM access prohibited state is set. The detection output from the power monitoring circuit is input to the non-maskable interrupt terminal of the prize ball control microcomputer ,
The prize ball controlling microcomputer is:
Execute prize ball payout processing by interrupt processing by timer interrupt that occurs every predetermined period,
More inputs of detection output from the power source monitoring circuit to said non-maskable interrupt terminal of claim 1 or claim 2, wherein by stopping execution of the prize ball payout process executes setting of the RAM access prohibited state Gaming machine.