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SETCOMMWAITFORLINEFEED@

Platform

Win32

Purpose

To set the "wait for line feed" state for READCOMMDEVICE@.

Syntax

INTEGER (KIND=3) SETCOMMWAITFORLINEFEED@(PORTNUM,STATE)
INTEGER (KIND=3) PORTNUM,STATE

Description

Use this function to configure a serial port that has been opened by a call to OPENCOMMDEVICE@. PORTNUM must be a valid port number in the range 1 to 4. STATE is zero by default. Call this function with STATE=1 in order to cause READCOMMDEVICE@ to to wait for a linefeed character before returning.

Return value

SETCOMMWAITFORLINEFEED@ returns a positive value when successful otherwise it returns -1.

 

 

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