CODE READER, SALES DATA PROCESSING APPARATUS AND METHOD

摘要

According to an embodiment, a code reader, comprising: an imaging pickup unit; a light source configured to irradiate light onto an imaging pickup area by the imaging pickup unit; a switching unit configured to switch between a code reading mode applicable for the imaging pickup unit to image pickup a code symbol in the imaging pickup area and a second mode which is carried out the control which is different from the control carried out in the code reading mode; and a light source control unit configured to enable the light source to illuminate light by changing light illuminating patterns when the switching unit switches between the code reading mode and the second mode.