COMMODITY SALES DATA PROCESSING APPARATUS, DOCKING STATION USED IN THE SAME COMMODITY SALES DATA PROCESSING APPARATUS, AND CONTROL METHOD FOR THE DOCKING STATION

摘要

In accordance with an embodiment, a commodity sales data processing apparatus includes a portable data processing terminal which is loaded with a battery and carries out data processing relating to commodity sales, and a docking station which is arranged separately from the data processing terminal and comprises a printer, a port, a power supply unit and a control unit. The port is used to connect with the data processing terminal. The power supply unit supplies electric power to the data processing terminal that is connected with the port and to the printer. During the period the printer is printing, the control unit carries out a control processing for prohibiting charging the battery loaded in the data processing terminal that is connected with the port with the electric power supplied from the power supply unit.