| 摘要 |
A merchandise sales processing apparatus according to an embodiment performs payment processing for a sales transaction. An input device receives a payment amount information for one or more items in the sales transaction. A cash receiving device receives cash payment for the sales transaction. A communication unit provides a credit or debit amount to an electronic money. A controller calculates a total payment amount due based on the payment amount information for all of the one or more items in the sales transaction. The controller also calculates a change amount due based on a difference between a cash payment accepted in the cash receiving device and the calculated total amount due. The communication unit provides a credit of at least a portion of the calculated change amount due to the electronic money. |
