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14<h1 align="left">WM_IsExistAllowedChannel <img src="../../image/NTR.gif"><img src="../../image/TWL.gif"></H1>
15<h2>Syntax</h2>
16<dl>
17  <dd><PRE><CODE>#include &lt;nitro/wm.h&gt;
18
19BOOL WM_IsExistAllowedChannel( void );
20</CODE></PRE></dd>
21</dl>
22
23<h2>Arguments</h2>
24<p>None.</p>
25
26<h2>Return Values</h2>
27<p>
28Returns TRUE if at least one wireless channel exists that can be used.<br />Returns FALSE if use is prohibited for all wireless channels.
29</p>
30
31<H2>Description</H2>
32<P>
33Checks whether a channel exists that can be used for wireless communications.<br />This function can be executed even before initialization, and regardless of the WM state.
34</P>
35
36<h2>Note</h2>
37<p>
38If this function returns FALSE, that means there are no usable channels and <font color="red">wireless communications are not possible.</font>Be aware that FALSE can sometimes be returned when a unit is being used in a special environment where wireless communications are prohibited.
39</p>
40
41<h2>See Also</h2>
42<p><CODE><A href="WM_GetAllowedChannel.html">WM_GetAllowedChannel</A></CODE></p>
43
44<H2>Revision History</H2>
45<P>
462004/12/21 Initial version.
47</P>
48<hr><p>CONFIDENTIAL</p></body>
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