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7<TITLE>CTRDG_ReadAgbFlashAsync</TITLE>
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11<H1 align="left">CTRDG_ReadAgbFlashAsync <IMG src="../image/NTR.gif" align="middle"></H1>
12<H2>Syntax</H2>
13<DL>
14  <DD>
15  <PRE><CODE>#include &lt;nitro/ctrdg.h&gt;</CODE></PRE>
16  <PRE><CODE>void CTRDG_ReadAgbFlashAsync(u16 sec_num, u32 offset, u8* dst, u32 size, CTRDG_TASK_FUNC callback);
17  </CODE></PRE>
18</DL>
19<H2>Arguments</H2>
20<TABLE border="1">
21  <TBODY>
22    <TR>
23<TD><SPAN class="argument">sec_num</SPAN></TD>
24<TD>Destination flash sector number.</TD>
25    </TR>
26    <TR>
27<TD><SPAN class="argument">offset</SPAN></TD>
28<TD>Offset in the sector in bytes.</TD>
29    </TR>
30    <TR>
31<TD><SPAN class="argument">dst</SPAN></TD>
32<TD>Address of the work area to store data that was read.</TD>
33    </TR>
34    <TR>
35<TD><SPAN class="argument">size</SPAN></TD>
36<TD>Size of data read in bytes.</TD>
37    </TR>
38    <TR>
39<TD><SPAN class="argument">callback</SPAN></TD>
40<TD>Callback function called when read processing ends.</TD>
41    </TR>
42  </TBODY>
43</TABLE>
44<H2>Return Values</H2>
45<P>None.</P>
46<H2>Description</H2>
47<P>Reads data of the size given by <SPAN class="argument">size</SPAN> asynchronously to the address given by <SPAN class="argument">dst</SPAN> from the address starting at <SPAN class="argument">offset</SPAN> inside <SPAN class="argument">sec_num</SPAN>.</P>
48<P>The access cycle setting is created in the function and does not need to be set in advance.</P>
49<P><B>Note:</B> The cartridge bus is locked for a set period by this function.</P>
50<P>Note that the AGB backup device cannot be accessed normally with IS-NITRO-DEBUGGER version 1.66 or earlier.</P>
51<PRE>/*  callback  function  */
52typedef u32 (*CTRDG_TASK_FUNC) (struct CTRDGiTaskInfo_tag *);
53</PRE>
54<H2>See Also</H2>
55<P><A href="CTRDG_ReadAgbFlash.html"><CODE>CTRDG_ReadAgbFlash</CODE></A></P>
56<H2>Revision History</H2>
57<P>2006/05/25 Added a description that the AGB backup device cannot be accessed normally with IS-NITRO-DEBUGGER version 1.66 or earlier.<BR> 2006/04/07 Initial version.</P>
58<hr><p>CONFIDENTIAL</p></body>
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