SPORT_SPECIAL_FUNC (W*S)

Serial Port I/O Function: Executes the Windows* API communications function EscapeCommFunction on the specified port.

Module

USE IFPORT

result = SPORT_SPECIAL_FUNC (port,function)

port	(Input) Integer. The port number.
function	(Input) INTEGER(4). The function to perform.

The result type is INTEGER(4). The result is zero if successful; otherwise, the result is a Windows* error value.

USE IFPORT
INTEGER(4) iresult
iresult =  SPORT_SPECIAL_FUNC( 2, ? )
END