SetVirtualPortDcd

The SetVirtualPortDcd method sets DCD value in virtual serial port.

VARIANT_BOOL SetVirtualPortDcd(
VARIANT_BOOL Dcd
);

Parameters
Dcd – Current status of DCD signal.

Return Values
If the function succeeds, the return value is TRUE. If the port is already being sniffed or does not exist, the return value is FALSE.

Remarks
This method works only when hardware flow control is not enabled. Besides, this method allows you to set DCD value in virtual serial port forcibly, without waiting for events.