SysPortOut (FUN)

FUNCTION SysPortOut : RTS_IEC_RESULT

<description>This function writes the specified BYTE-value on the certain port address.</description> <result><p>RESULT: Returns the runtime system error code (see CmpErrors.library).</p></result>

InOut:

Scope	Name	Type	Comment
Return	SysPortOut	RTS_IEC_RESULT
Input	ulAddress	UDINT	<param name=”ulAddress” type=”IN”>Port address</param>
	byVal	BYTE	<param name=”byVal” type=”IN”>Value to be written to the port.</param>