68 lines
1.6 KiB
HTML
68 lines
1.6 KiB
HTML
<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML//EN">
|
|
|
|
<html>
|
|
|
|
<head>
|
|
<meta http-equiv="Content-Type"
|
|
content="text-html; charset=Windows-1252">
|
|
<title>INT 15,41 - Wait on External Event (convertible only)</title>
|
|
<meta name="FORMATTER" content="Microsoft FrontPage 2.0">
|
|
</head>
|
|
|
|
<body>
|
|
|
|
<h1><a name="kap_interrupt_0850"></a>INT 15,41 - Wait on External
|
|
Event (convertible only)</h1>
|
|
|
|
<p> AH = 41h</p>
|
|
|
|
<p> AL = condition type:</p>
|
|
|
|
<p> ¦7¦6¦5¦4¦3¦2¦1¦0¦ AL</p>
|
|
|
|
<p> ¦ ¦ ¦ ¦ ¦ +-------- conditions (codes) to wait for</p>
|
|
|
|
<p> ¦ ¦ ¦ ¦ +--------- reserved</p>
|
|
|
|
<p> ¦ ¦ ¦ +---------- 1=port address/0=user byte</p>
|
|
|
|
<p> +--------------- reserved</p>
|
|
|
|
<p> % Condition codes:</p>
|
|
|
|
<p> 0 = any external event</p>
|
|
|
|
<p> 1 = compare and return if equal</p>
|
|
|
|
<p> 2 = compare and return if not equal</p>
|
|
|
|
<p> 3 = test and return if not zero</p>
|
|
|
|
<p> 4 = test and return if zero</p>
|
|
|
|
<p> BH = condition compare or mask value</p>
|
|
|
|
<p> BL = time-out value times 55 ms, 0 if no time limit</p>
|
|
|
|
<p> DX = I/O port address (if AL bit 4 = 1)</p>
|
|
|
|
<p> ES:DI = pointer to user byte (if AL bit 4 = 0)</p>
|
|
|
|
<hr>
|
|
|
|
<table border="0" width="100%" cols="3">
|
|
<tr>
|
|
<td width="33%">Zurück zum <a href="inte1at0.htm">Interrupt
|
|
Info</a>. </td>
|
|
<td align="center" width="33%"><a
|
|
href="mailto:Roger.Morgan@htl-steyr.ac.at">Roger Morgan</a>
|
|
/ 1998 </td>
|
|
<td align="right" width="33%"><font size="1">L.Änderung <!--webbot
|
|
bot="Timestamp" s-type="EDITED" s-format="%d.%m.%y"
|
|
startspan -->29.03.99<!--webbot bot="Timestamp" endspan
|
|
i-checksum="13964" --> </font></td>
|
|
</tr>
|
|
</table>
|
|
</body>
|
|
</html>
|