US Patent 11176078 Communication method using input/output interface, and apparatus therefor

An electronic device is disclosed. The electronic device comprises: a housing, an input/output interface, which includes a plurality of pogo pins exposed through a portion of the housing, and can be connected to an external device by a wire, an identification circuit, which is electrically connected to the input/output interface to identify the external device, a processor electrically connected to the identification circuit, and a booster electrically connected to the input/output interface to supply power to the external device. In addition, various embodiments understood from the specification are possible.