Patent ID: 8149447

Claim:
A data processing device comprising: a storing section that stores various types of data, the storing section being capable of being recognized, as an external storage device, by an external personal computer; a scan execution unit; and an interface that: is structured to be connected to both the external personal computer and the scan execution unit; interfaces the scan execution unit with the storing section such that the scan execution unit can read and write various types of data; and when the external personal computer is connected to the interface, interfaces the external personal computer with the storing section such that the external personal computer can read and write the various types of data from and to the storing section without being recognized by the scan execution unit, wherein the scan execution unit, after scan instruction data is stored in the storing section via the interface by the external personal computer without being recognized by the scan execution unit, automatically reads the stored scan instruction data from the storing section via the interface, and performs scanning based on the scan instruction data.