| 摘要 |
PROBLEM TO BE SOLVED: To improve the operability of an automatic vending machine. SOLUTION: Purchase history data showing past purchase history is recorded in a prepaid card PC. When the prepaid card PC is inserted into a card information processor 10, the card information processor 10 reads purchase history data and outputs it to a controller 11. The controller 11 emphatically displays key units BU1 to BUn corresponding to a commodity which has purchase history in the past through an LED driving device 14 based on purchase history data. |
