| 摘要 |
PURPOSE:To obtain a required commodity by the input of desired number of pieces by lighting a self-illuminated lamp of all commodity selecting keys when coins are deposited and lighting self-illuminated lamps of all quantity selecting keys within a quantity possible for selling when one of commodity selecting keys is inputted. CONSTITUTION:When coins are deposited to a cash processor, the deposited cash amount is displayed 5 and the self-illuminating lamp of the commodity selecting keys 8 within the monetary amount of the deposited coins is lighted. When one of the commodity selection keys is depressed, the self-lighting lamp of the other keys is extinguished while remaining the lamp of the key. Then, the price of commodity is read from an address of a commodity price preset memory designated by the commodity selecting key inputted by the key, the number of pieces possible for selling is calculated from the deposited coins and the price of commodity to light the self-illuminating lamp of the selection keys 9 below the number of pieces. When one of the number of pieces selecting keys 9 is depressed, the other keys are extinguished, the sales amount is calculated from the price of commodity and the number of selling pieces, the number of selling quantities is displayed 6 and the sales amount is displayed 7. The cash processor compares the deposited coins with the price data and when the price data is the deposited coins or below, the selling is allowed.
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