# outpw

outpw (short portNumber, short wordToWrite);

## Purpose

Writes a word to a port.

| Note outpw requires the LabWindows/CVI low-level support driver. LabWindows/CVI loads the driver at startup if it is on disk. You can check whether LabWindows/CVI loaded the driver at startup by calling CVILowLevelSupportDriverLoaded.

## Parameters

Input
Name | Type | Description
portNumber | short | Port to which the word is written.
wordToWrite | short | Word to write.

## Return Value

Name | Type | Description
wordWritten | short | Word written to the port.