| 摘要 |
<p>Disclosed is a vehicle USB port, comprising: a terminal which is connected to an external USB device; a control unit which is connected to a power line, a ground line, a D+ line, and a D- line; and a charging unit whose one end is connected in parallel to a power line and a ground line, and whose other end is connected in parallel to a D+ line and a D- line via a switching unit.</p> |
