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14<h1 align="left">CTRDG_GetPhiClock <IMG src="../image/NTR.gif" align="middle"></H1>
15<H2>Syntax</H2>
16
17<dl>
18  <dd>
19<CODE>#include &lt;nitro/ctrdg.h&gt;</CODE><BR>
20  <BR>
21  <CODE>CTRDGPhiClock CTRDG_GetPhiClock( void )</CODE></dd>
22</dl>
23<h2>Arguments</h2>
24<P>None.</P>
25<h2>Return Values</h2>
26<p>PHI terminal output control settings.</p>
27
28<H2>Description</H2>
29<P>This function acquires the PHI terminal output control settings.</P>
30<P>The return value is a <CODE>CTRDGPhiClock</CODE> enumerated type that has the following meanings:</P>
31<TABLE>
32  <TBODY>
33    <TR>
34      <TD bgcolor="#eeeeee"><CODE>CTRDG_PHI_CLOCK_LOW</CODE></TD>
35      <TD bgcolor="#eeeeee">Low-level output</TD>
36    </TR>
37    <TR>
38      <TD bgcolor="#eeeeee"><CODE>CTRDG_PHI_CLOCK_4MHZ</CODE></TD>
39      <TD bgcolor="#eeeeee">4.19MHz clock output</TD>
40    </TR>
41    <TR>
42      <TD bgcolor="#eeeeee"><CODE>CTRDG_PHI_CLOCK_8MHZ</CODE></TD>
43      <TD bgcolor="#eeeeee">8.38MHz clock output</TD>
44    </TR>
45    <TR>
46      <TD bgcolor="#eeeeee"><CODE>CTRDG_PHI_CLOCK_16MHZ</CODE></TD>
47      <TD bgcolor="#eeeeee">16.76MHz clock output</TD>
48    </TR>
49  </TBODY>
50</TABLE>
51<P><BR> This function reads the setting value of the ARM9 and returns the value. (Usually, the ARM9 and ARM7 use the same setting value. The <CODE><A href="CTRDG_SetPhiClock.html">CTRDG_SetPhiClock()</A></CODE> function simultaneously sets both processors.)</P>
52<h2>Internal Operation</h2>
53<P>Accesses the <code>EXMEMCNT</code> I/O register <code>(0x4000204)</code>.</P>
54
55<h2>See Also</h2>
56<p><CODE><A href="CTRDG_SetPhiClock.html">CTRDG_SetPhiClock</A><br></CODE></p>
57
58<H2>Revision History</H2>
59<P>2006/04/28 Changed from MI_ to CTRDG_ <BR> 2003/12/18 Initial version</P>
60<hr><p>CONFIDENTIAL</p></body>
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