| 摘要 |
PURPOSE:To reduce the quantity of transmitted data to gather data accurately in the gathering side by transmitting only the number of sold goods with respect to a goods-classified number as which the same number is used in both of transmitting and receiving sides and transmitting the number of sold goods and the total amount of money of sales or a changed unit price when the unit price or the like is changed. CONSTITUTION:A main total memory M by goods classification of a sales totalizer 3 of a terminal-side electronic register Ta has row address areas correspondding to row addresses 1-l. PLU numbers by goods classification goods names, unit prices, quantities, and flags are stored in these address areas. Goods names and unit prices are preset as contents of the main total memory M in accordance with PLU numbers by a head office center side C, and this preset data is transmitted to the POS terminal side to set goods names and unit prices in accordance with PLU numbers. Thus, setting of data in each POS terminal side is unnecessary, and the same data is set in the head office center side and the POS terminal side is unnecesary, and the same data is set in the head office center side and the POS terminal side. |
