Patent ID: 9047073
Filing Date: 2015-06-02
Classification: G06F

Abstract:
1. An electronic appliance comprising: a connecting section that includes a power-supply terminal and a ID terminal to be connected to a connecting appliance, wherein a potential of the ID terminal is in a first potential level when the connecting appliance is not connected; a detecting section configured to detect the potential of the ID terminal; a power source control section configured to start supplying power via the power-supply terminal to the connecting appliance when the potential of the ID terminal has changed to a second potential level; and an appliance recognizing section configured to: recognize that a first type of connecting appliance has been connected when the potential of the ID terminal changes from the second potential level to the first potential level within a predetermined period of time after the power supply start, and recognize that a second type of connecting appliance has been connected when the potential of the ID terminal does not change within the predetermined period of time after the power supply start.