Find centralized, trusted content and collaborate around the technologies you use most.
Teams
Q&A for work
Connect and share knowledge within a single location that is structured and easy to search.
我的电脑有一个 IEEE 1394 (FireWire) 输入。如何以编程方式知道 1394 是否连接到我的 Windows 7？
您可以使用Win32_1394ControllerDevice WMI 类。