171 lines
12 KiB
HTML
171 lines
12 KiB
HTML
<HTML>
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<HEAD>
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<TITLE>Int 4D/AH=02h
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</TITLE>
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<META NAME="Description" CONTENT="
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Int 4D/AH=02h - TI Professional PC - DISK - READ SECTOR(S) INTO MEMORY -
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AH = 02h
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AL = number of sectors to read (must be nonzero)
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CH = low eight bits of cylinder number
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CL = sector number 1-63 (bits 0-5)
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high two bits of cylinder (bits 6-7, hard disk only)
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DH = head number
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DL = drive number (bit 7 set for hard disk)
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ES:BX - data buffer
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Return: CF set on error
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if AH = 11h (corrected ECC error), AL = burst length
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">
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<META NAME="robots" CONTENT="none">
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</HEAD>
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<BODY BGCOLOR="#FFD0A0">
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<center>
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<h2>Int 4D/AH=02h
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</h2>
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<td>
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<td><a href="cat.htm" tppabs="http://www.ctyme.com/intr/cat.htm">Categories</a></td>
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<td><a href="alpha.htm" tppabs="http://www.ctyme.com/intr/alpha.htm">Contents</a></td>
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</td></table><p>
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<p><img src="rbline.gif" tppabs="http://graphics.ctyme.com/gif/rbline.gif" width="100%" alt="------"><p>
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<h3><font color=#C00040>TI Professional PC - DISK - READ SECTOR(S) INTO MEMORY</font></h3>
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<PRE>
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AH = 02h
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AL = number of sectors to read (must be nonzero)
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CH = low eight bits of cylinder number
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CL = sector number 1-63 (bits 0-5)
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high two bits of cylinder (bits 6-7, hard disk only)
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DH = head number
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DL = drive number (bit 7 set for hard disk)
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ES:BX -> data buffer<br>
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<p><b>Return:</b><br>CF set on error
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if AH = 11h (corrected ECC error), AL = burst length
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CF clear if successful
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AH = status <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 #00234 at INT 13/AH=01h)
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AL = number of sectors transferred
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ES:BX -> buffer for last sector processed (including one with errors)
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</PRE>
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<p><b>See Also:</b>
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<a href="rb-6280.htm" tppabs="http://www.ctyme.com/intr/rb-6280.htm">AH=00h</a> - <a href="rb-6281.htm" tppabs="http://www.ctyme.com/intr/rb-6281.htm">AH=01h</a> - <a href="rb-6283.htm" tppabs="http://www.ctyme.com/intr/rb-6283.htm">AH=03h</a> - <a href="rb-6284.htm" tppabs="http://www.ctyme.com/intr/rb-6284.htm">AH=04h</a> - <a href
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"javascript:if(confirm('http://www.ctyme.com/intr/<p \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/<p'" tppabs="http://www.ctyme.com/intr/<p">
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<b>Category: <a href="cat-003.htm" tppabs="http://www.ctyme.com/intr/cat-003.htm">
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Bios</a>
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- <a href="int-4d-1.htm" tppabs="http://www.ctyme.com/intr/int-4D.htm">
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Int 4Dh</a>
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- <a href="alpha-t.htm" tppabs="http://www.ctyme.com/intr/alpha-t.htm">
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T</a>
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</b><p><p><img src="rbline.gif" tppabs="http://graphics.ctyme.com/gif/rbline.gif" width="100%" alt="------"><p>
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<table border=1 cellpadding=3 cellspacing=1>
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<td>
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<a href="rb-6281.htm" tppabs="http://www.ctyme.com/intr/rb-6281.htm">
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<img src="lup.gif" tppabs="http://graphics.ctyme.com/gif/lup.gif" border=0 alt=Prev></a>
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<img src="lhome.gif" tppabs="http://graphics.ctyme.com/gif/lhome.gif" border=0 alt=Ralf Brown Page></a>
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<td><a href="int.htm" tppabs="http://www.ctyme.com/intr/int.htm">Interrups</a></td>
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<td><a href="cat.htm" tppabs="http://www.ctyme.com/intr/cat.htm">Categories</a></td>
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<td><a href="alpha.htm" tppabs="http://www.ctyme.com/intr/alpha.htm">Contents</a></td>
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</td></table><p>
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