Receipt issuing device and control method therefor

Abstract

A receipt issuing device operably connected to an external host device and an external storage device, including a communication circuit configured to receive receipt data from the external host device, the receipt data including a print start command and receipt information; an external storage device detector configured to detect a wireless communication with the external storage device; an electronic receipt writer configured to write an electronic receipt based on the receipt information to the external storage device; an printing unit configured to printing a receipt based on the receipt information onto a printing medium; and a controller configured to determine, based on a result of the detection by the detector in acquiring the print start command, whether to perform a process of issuing the electronic receipt with the electronic receipt writer or a process of printing the receipt with the printing unit, and upon detecting the signal from the detector, cause to perform the process of the issuing the electronic receipt.

Dependencies are inferred from the claim text.