63 lines
1.5 KiB
HTML
63 lines
1.5 KiB
HTML
<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML//EN">
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<html>
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<head>
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<meta http-equiv="Content-Type"
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content="text-html; charset=Windows-1252">
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<title>INT 10,3 - Read Cursor Position and Size</title>
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<meta name="FORMATTER" content="Microsoft FrontPage 2.0">
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</head>
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<body>
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<h1><a name="kap_interrupt_0110"></a>INT 10,3 - Read Cursor
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Position and Size</h1>
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<p> AH = 03</p>
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<p> BH = video page</p>
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<p> on return:</p>
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<p> CH = cursor starting scan line (low order 5 bits)</p>
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<p> CL = cursor ending scan line (low order 5 bits)</p>
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<p> DH = row</p>
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<p> DL = column</p>
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<p> - returns data from ~BIOS DATA AREA~ locations 40:50, 40:60
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and 40:61</p>
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<p> - the ~6845~ can also be used to read the cursor position</p>
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<p> - the return data can be circumvented by direct port I/O to
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the 6845</p>
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<p> CRT Controller since this function returns the data found in
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the</p>
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<p> BIOS Data Area without actually checking the controller</p>
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<p> </p>
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<hr>
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<table border="0" width="100%" cols="3">
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<tr>
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<td width="33%">Zurück zum <a href="inte1at0.htm">Interrupt
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Info</a>. </td>
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<td align="center" width="33%"><a
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href="mailto:Roger.Morgan@htl-steyr.ac.at">Roger Morgan</a>
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/ 1998 </td>
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<td align="right" width="33%"><font size="1">L.Änderung <!--webbot
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bot="Timestamp" s-type="EDITED" s-format="%d.%m.%y"
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startspan -->29.03.99<!--webbot bot="Timestamp" endspan
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i-checksum="13964" --> </font></td>
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</tr>
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</table>
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</body>
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</html>
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