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oldlinux-files/docs/interrupts/int-html/rb-0947.htm
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<TITLE>Int 14/AH=20h
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Int 14/AH=20h - MultiDOS Plus - INITIALIZE PORT -
AH = 20h
AL = port parameters (see #00300 at AH=00hSERIAL)
DX = port number (0-3)
Return: AH = status
00h successful
41h no such port
64h monitor mode already active
SeeAlso: AH=00hSERIAL,AH=04hMultiDOS,AH=21hMultiDOS,AH=23hMultiDOS
">
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<h2>Int 14/AH=20h
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<h3><font color=#C00040>MultiDOS Plus - INITIALIZE PORT</font></h3>
<PRE>
AH = 20h
AL = port parameters <a href="javascript:if(confirm('http://www.ctyme.com/intr/rb-0000.htm \n\nThis file was not retrieved by Teleport Pro, because it was unavailable, or its retrieval was aborted, or the project was stopped too soon. \n\nDo you want to open it from the server?'))window.location='http://www.ctyme.com/intr/rb-0000.htm#Table0'" tppabs="http://www.ctyme.com/intr/rb-0000.htm#Table0"></a>(see #00300 at AH=00h"SERIAL")
DX = port number (0-3)<br>
<p><b>Return:</b><br>AH = status
00h successful
41h no such port
64h monitor mode already active
</PRE>
<p><b>See Also:</b>
<a href="rb-0811.htm" tppabs="http://www.ctyme.com/intr/rb-0811.htm">AH=00h"SERIAL"</a> - <a href="rb-0826.htm" tppabs="http://www.ctyme.com/intr/rb-0826.htm">AH=04h"MultiDOS"</a> - <a href="rb-0952.htm" tppabs="http://www.ctyme.com/intr/rb-0952.htm">AH=21h"MultiDOS"</a> - <a href="javascript:if(confirm('http://www.ctyme.com/intr/rb-0 \n\nThis file was not retrieved by Teleport Pro, because the server reports that this file cannot be found. \n\nDo you want to open it from the server?'))window.location='http://www.ctyme.com/intr/rb-0'" tppabs="http://www.ctyme.com/intr/rb-0"
<p>
<b>Category: <a href="cat-038.htm" tppabs="http://www.ctyme.com/intr/cat-038.htm">
Serial I/O</a>
- <a href="int-14.htm" tppabs="http://www.ctyme.com/intr/int-14.htm">
Int 14h</a>
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M</a>
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