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<html xmlns:MSHelp="http://msdn.microsoft.com/mshelp"><head><title>LED Property </title><link rel="stylesheet" type="text/css" href="../styles/presentation.css" /><link rel="stylesheet" type="text/css" href="ms-help://Hx/HxRuntime/HxLink.css" /><script type="text/javascript" src="../scripts/EventUtilities.js"> </script><script type="text/javascript" src="../scripts/StyleUtilities.js"> </script><script type="text/javascript" src="../scripts/SplitScreen.js"> </script><script type="text/javascript" src="../scripts/ElementCollection.js"> </script><script type="text/javascript" src="../scripts/MemberFilter.js"> </script><script type="text/javascript" src="../scripts/CollapsibleSection.js"> </script><script type="text/javascript" src="../scripts/LanguageFilter.js"> </script><script type="text/javascript" src="../scripts/CookieDataStore.js"> </script><meta name="file" content="f9ecea47-e8d0-f55a-1504-d53ace042ec6" /><xml xmlns:msxsl="urn:schemas-microsoft-com:xslt"><MSHelp:Attr Name="AssetID" Value="P:Phidgets.RFID.LED" /><MSHelp:Keyword Index="A" Term="P:Phidgets.RFID.LED" /><MSHelp:Keyword Index="A" Term="frlrfPhidgetsRFIDClassLEDTopic" /><MSHelp:Keyword Index="K" Term="LED property" /><MSHelp:Keyword Index="K" Term="RFID.LED property" /><MSHelp:Keyword Index="F" Term="LED" /><MSHelp:Keyword Index="F" Term="RFID.LED" /><MSHelp:Keyword Index="F" Term="Phidgets.RFID.LED" /><MSHelp:Attr Name="TopicType" Value="apiref" /><MSHelp:Attr Name="TopicType" Value="kbSyntax" /><MSHelp:Attr Name="APIType" Value="Managed" /><MSHelp:Attr Name="APILocation" Value="Phidget21.NET.dll" /><MSHelp:Attr Name="APIName" Value="..LED" /><MSHelp:Attr Name="Locale" Value="en-us" /><MSHelp:Attr Name="Abstract" Value="Gets or sets the state of the onboard LED." /></xml></head><body><script type="text/javascript">var store = new CookieDataStore('docs');registerEventHandler(window, 'load', function() { var ss = new SplitScreen('control', 'main'); selectLanguage(store.get('lang')); });</script><div id="control"><span class="productTitle">A Sandcastle Documented Class Library</span><br /><span class="topicTitle">LED Property </span><br /><div id="toolbar"><span id="chickenFeet"><a href="d4648875-d41a-783b-d5f4-638df39ee413.htm">Namespaces</a> ► <a href="9332f00d-a9eb-15d0-fa45-c524653f1513.htm">Phidgets</a> ► <a href="f3b04a5a-2125-8ad9-15c5-6966557d04ec.htm">RFID</a> ► <span class="selflink">LED</span></span><span id="languageFilter"><select id="languageSelector" onchange="var names = this.value.split(' '); toggleVisibleLanguage(names[1]); lfc.switchLanguage(names[0]); store.set('lang',this.value); store.save();"><option value="CSharp cs">C#</option><option value="VisualBasic vb">Visual Basic</option><option value="ManagedCPlusPlus cpp">Visual C++</option></select></span><script>var sd = getStyleDictionary(); var lfc = new LanguageFilterController();</script></div></div><div id="main"><span style="color: DarkGray"> </span><div class="summary">
Gets or sets the state of the onboard LED.
</div><div class="section"><div class="sectionTitle" onclick="toggleSection(this.parentNode)"><img src="../icons/collapse_all.gif" /> Declaration Syntax</div><div class="sectionContent"><table class="filter"><tr class="tabs" id="syntaxTabs"><td class="tab" x-lang="CSharp" onclick="st.toggleClass('x-lang','CSharp','activeTab','tab'); sb.toggleStyle('x-lang','CSharp','display','block','none');">C#</td><td class="tab" x-lang="VisualBasic" onclick="st.toggleClass('x-lang','VisualBasic','activeTab','tab'); sb.toggleStyle('x-lang','VisualBasic','display','block','none');">Visual Basic</td><td class="tab" x-lang="ManagedCPlusPlus" onclick="st.toggleClass('x-lang','ManagedCPlusPlus','activeTab','tab'); sb.toggleStyle('x-lang','ManagedCPlusPlus','display','block','none');">Visual C++</td></tr></table><div id="syntaxBlocks"><div class="code" x-lang="CSharp"><pre><span class="keyword">public</span> <a href="http://msdn2.microsoft.com/en-us/a28wyd50" target="_blank">bool</a> <span class="identifier">LED</span> { <span class="keyword">get</span>; <span class="keyword">set</span>; }</pre></div><div class="code" x-lang="VisualBasic"><pre><span class="keyword">Public</span> <span class="keyword">Property</span> <span class="identifier">LED</span> <span class="keyword">As</span> <a href="http://msdn2.microsoft.com/en-us/a28wyd50" target="_blank">Boolean</a></pre></div><div class="code" x-lang="ManagedCPlusPlus"><pre><span class="keyword">public</span>:
<span class="keyword">property</span> <a href="http://msdn2.microsoft.com/en-us/a28wyd50" target="_blank">bool</a> <span class="identifier">LED</span> {
<a href="http://msdn2.microsoft.com/en-us/a28wyd50" target="_blank">bool</a> <span class="keyword">get</span> ();
<span class="keyword">void</span> <span class="keyword">set</span> (<a href="http://msdn2.microsoft.com/en-us/a28wyd50" target="_blank">bool</a> <span class="parameter">value</span>);
}</pre></div></div><script type="text/javascript">
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</script></div></div><div class="section"><div class="sectionTitle" onclick="toggleSection(this.parentNode)"><img src="../icons/collapse_all.gif" /> Value</div><div class="sectionContent">The state of the LED.</div></div><div class="section"><div class="sectionTitle" onclick="toggleSection(this.parentNode)"><img src="../icons/collapse_all.gif" /> Return Value</div><div class="sectionContent">The state of the LED.</div></div><div class="section"><div class="sectionTitle" onclick="toggleSection(this.parentNode)"><img src="../icons/collapse_all.gif" /> Remarks</div><div class="sectionContent">
True turns the LED on, False turns it off. The LED is by default turned off.
</div></div><div class="section"><div class="sectionTitle" onclick="toggleSection(this.parentNode)"><img src="../icons/collapse_all.gif" /> Exceptions</div><div class="sectionContent"><table class="exceptions"><tr><th class="exceptionNameColumn">Exception</th><th class="exceptionConditionColumn">Condition</th></tr><tr><td><a href="8edb365f-379f-1439-651c-18f12eafc13e.htm">PhidgetException</a></td><td>If this Phidget is not opened and attached.<br /></td></tr></table></div></div><p><div id="footer"> </div>Assembly: Phidget21.NET (Module: Phidget21.NET) Version: 2.1.3.23</p></div></body></html>⌨️ 快捷键说明
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