Electronic device and method for recognizing audio output device connected to USB type-C connector

An electronic device comprising:

• a USB Type-C connector including at least one configuration channel (CC) pin;
• a processor operatively connected to the USB Type-C connector;
• and
• a memory operatively connected to the processor,
• wherein the processor is configured to:
• obtain, when an audio output device is connected to the USB Type-C connector, first information and audio card information of the audio output device by using a USB driver, wherein the first information is related to identification information of the audio output device and the audio card information is related to an interface generated by an audio driver;
• transmit the first information and the audio card information of the audio output device to an audio framework through a USB framework;
• control the audio framework to access the interface based on the first information and the audio card information of the audio output device;
• activate, when at least a portion of second information related to an attribute of the audio output device is obtained through the USB driver while accessing the interface, the interface by transmitting the at least a portion of the second information to the audio framework through the USB framework;
• and
• transmit an audio signal to the audio output device through the activated interface.