PurgeComm

■ Function

Clears the communications queue.

■ Supported or Not

Some functions are not supported.

■ Support Items

The supports for parameters, members of parameters and bits are as follows.

Parameters	Members or Bits	Supported or Not
fdwAction	PURGE_TXABORT	No
	PURGE_RXABORT	No
	PURGE_TXCLEAR	No
	PURGE_RXCLEAR	Yes

■ Limits

There is no special limit.

Because this function implements the process only for the supported bit described in "Support" above, setting the unsupported bits does not affect the operations.