US Patent 7925812 Card-type peripheral device

A card-type peripheral device having a plurality of specifications of external interfaces includes a connector configured to connect the card-type peripheral device to a connectable device connectable to the card-type peripheral device, the connector including a dedicated terminal in which an interface to be used is set; an electronic component configured to be accessed via the set interface; a plurality of interface function units each configured to control an interface compliant with one of the plurality of specifications; and a communication function unit configured to perform communication with the electronic component using one of the interface function units having a specification corresponding to a setting of the dedicated terminal.