The GUID_DEVINTERFACE_COMPORT device interface class is defined for COM ports.

Comments

Drivers for serial ports register instances of this device interface class to notify the operating system and applications of the presence of COM ports.

The system-supplied function driver for serial ports registers an instance of this device interface class for a serial port.

The WDK includes the inbox version of the serial function driver and a Windows Driver Foundation (WDF) version of the serial function driver. These samples register an instance of this class for a serial port. For information about the WDF version, see Serial - WDF Version.

GUID_CLASS_COMPORT is an obsolete identifier for this device interface class; for new instances of this class, use GUID_DEVINTERFACE_COMPORT instead.

Requirements

Versions: Available in Microsoft Windows 2000 and later versions of Windows.

Headers: Defined in Ntddser.h. Include Ntddser.h.

See Also

GUID_CLASS_COMPORT