add a example to doc
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API.html
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API.html
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@ -1014,72 +1014,7 @@ body .markdown-body
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page-break-after: avoid;
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}
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}
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</style><style>.codehilite pre .hll { background-color: #f8eec7 }
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.codehilite pre { background: #ffffff; color: #333333 }
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.codehilite pre .c { color: #999988; font-style: italic } /* Comment */
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.codehilite pre .err { color: #a61717; background-color: #e3d2d2 } /* Error */
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.codehilite pre .k { font-weight: bold } /* Keyword */
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.codehilite pre .n { color: #333333 } /* Name */
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.codehilite pre .o { font-weight: bold } /* Operator */
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.codehilite pre .cm { color: #999988; font-style: italic } /* Comment.Multiline */
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.codehilite pre .cp { color: #999999; font-weight: bold } /* Comment.Preproc */
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.codehilite pre .c1 { color: #999988; font-style: italic } /* Comment.Single */
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.codehilite pre .cs { color: #999988; font-style: italic } /* Comment.Special */
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.codehilite pre .gd { color: #000000; background-color: #ffdddd } /* Generic.Deleted */
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.codehilite pre .ge { font-style: italic } /* Generic.Emph */
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.codehilite pre .gr { color: #aa0000 } /* Generic.Error */
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.codehilite pre .gh { color: #999999 } /* Generic.Heading */
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.codehilite pre .gi { color: #000000; background-color: #ddffdd } /* Generic.Inserted */
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.codehilite pre .go { color: #888888 } /* Generic.Output */
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.codehilite pre .gp { color: #555555 } /* Generic.Prompt */
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.codehilite pre .gs { font-weight: bold } /* Generic.Strong */
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.codehilite pre .gu { color: #800080; font-weight: bold } /* Generic.Subheading */
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.codehilite pre .gt { color: #aa0000 } /* Generic.Traceback */
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.codehilite pre .kc { font-weight: bold } /* Keyword.Constant */
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.codehilite pre .kd { font-weight: bold } /* Keyword.Declaration */
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.codehilite pre .kn { font-weight: bold } /* Keyword.Namespace */
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.codehilite pre .kp { font-weight: bold } /* Keyword.Pseudo */
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.codehilite pre .kr { font-weight: bold } /* Keyword.Reserved */
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.codehilite pre .kt { font-weight: bold } /* Keyword.Type */
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.codehilite pre .m { color: #945277 } /* Literal.Number */
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.codehilite pre .s { color: #df5000 } /* Literal.String */
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.codehilite pre .na { color: #008080 } /* Name.Attribute */
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.codehilite pre .nb { color: #0086b3 } /* Name.Builtin */
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.codehilite pre .nc { color: #445588; font-weight: bold } /* Name.Class */
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.codehilite pre .no { color: #094e99 } /* Name.Constant */
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.codehilite pre .nd { color: #333333 } /* Name.Decorator */
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.codehilite pre .ni { color: #800080 } /* Name.Entity */
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.codehilite pre .ne { color: #990000; font-weight: bold } /* Name.Exception */
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.codehilite pre .nf { color: #945277; font-weight: bold } /* Name.Function */
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.codehilite pre .nl { color: #333333 } /* Name.Label */
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.codehilite pre .nn { color: #555555 } /* Name.Namespace */
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.codehilite pre .nx { color: #333333 } /* Name.Other */
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.codehilite pre .py { color: #333333 } /* Name.Property */
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.codehilite pre .nt { color: #000080 } /* Name.Tag */
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.codehilite pre .nv { color: #008080 } /* Name.Variable */
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.codehilite pre .ow { font-weight: bold } /* Operator.Word */
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.codehilite pre .w { color: #bbbbbb } /* Text.Whitespace */
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.codehilite pre .sb { color: #df5000 } /* Literal.String.Backtick */
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.codehilite pre .sc { color: #df5000 } /* Literal.String.Char */
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.codehilite pre .sd { color: #df5000 } /* Literal.String.Doc */
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.codehilite pre .s2 { color: #df5000 } /* Literal.String.Double */
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.codehilite pre .se { color: #df5000 } /* Literal.String.Escape */
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.codehilite pre .sh { color: #df5000 } /* Literal.String.Heredoc */
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.codehilite pre .si { color: #df5000 } /* Literal.String.Interpol */
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.codehilite pre .sx { color: #df5000 } /* Literal.String.Other */
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.codehilite pre .sr { color: #017936 } /* Literal.String.Regex */
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.codehilite pre .s1 { color: #df5000 } /* Literal.String.Single */
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.codehilite pre .ss { color: #8b467f } /* Literal.String.Symbol */
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.codehilite pre .bp { color: #999999 } /* Name.Builtin.Pseudo */
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.codehilite pre .vc { color: #008080 } /* Name.Variable.Class */
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.codehilite pre .vg { color: #008080 } /* Name.Variable.Global */
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.codehilite pre .vi { color: #008080 } /* Name.Variable.Instance */
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.codehilite pre .il { color: #945277 } /* Literal.Number.Integer.Long */</style><title>API</title></head><body><article class="markdown-body"><h1 id="nodemcu-api-instruction"><strong>nodeMcu API Instruction</strong></h1>
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</style><title>API</title></head><body><article class="markdown-body"><h1 id="nodemcu-api-instruction"><strong>nodeMcu API Instruction</strong></h1>
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<h3 id="version-092-build-2014-11-18"><a name="user-content-version-092-build-2014-11-18" href="#version-092-build-2014-11-18" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>version 0.9.2 build 2014-11-18</h3>
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<p><a id="change_log"></a></p>
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<h3 id="change-log"><a name="user-content-change-log" href="#change-log" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>change log:</h3>
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@ -1161,9 +1096,8 @@ key is triged only when key is released<br /></p>
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<h4 id="returns"><a name="user-content-returns" href="#returns" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Returns</h4>
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<p>nil</p>
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<h4 id="example"><a name="user-content-example" href="#example" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Example</h4>
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<div class="codehilite"><pre><span class="w"> </span><span class="vg">node</span><span class="o">.</span><span class="vg">restart</span><span class="p">();</span>
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</pre></div>
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<pre><code class="lua"> node.restart();
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</code></pre>
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<h4 id="see-also"><a name="user-content-see-also" href="#see-also" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>See also</h4>
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<p><strong>-</strong> <a href=""></a></p>
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@ -1179,9 +1113,8 @@ key is triged only when key is released<br /></p>
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<h4 id="returns_1"><a name="user-content-returns_1" href="#returns_1" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Returns</h4>
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<p>nil</p>
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<h4 id="example_1"><a name="user-content-example_1" href="#example_1" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Example</h4>
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<div class="codehilite"><pre><span class="w"> </span><span class="vg">node</span><span class="o">.</span><span class="vg">dsleep</span><span class="p">(</span><span class="vg">us</span><span class="p">);</span>
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</pre></div>
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<pre><code class="lua"> node.dsleep(us);
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</code></pre>
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<h4 id="see-also_1"><a name="user-content-see-also_1" href="#see-also_1" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>See also</h4>
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<p><strong>-</strong> <a href=""></a></p>
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@ -1196,9 +1129,8 @@ key is triged only when key is released<br /></p>
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<h4 id="returns_2"><a name="user-content-returns_2" href="#returns_2" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Returns</h4>
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<p>number:chip ID</p>
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<h4 id="example_2"><a name="user-content-example_2" href="#example_2" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Example</h4>
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<div class="codehilite"><pre><span class="w"> </span><span class="vg">id</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="vg">node</span><span class="o">.</span><span class="vg">chipid</span><span class="p">();</span>
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</pre></div>
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<pre><code class="lua"> id = node.chipid();
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</code></pre>
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<h4 id="see-also_2"><a name="user-content-see-also_2" href="#see-also_2" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>See also</h4>
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<p><strong>-</strong> <a href=""></a></p>
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@ -1213,9 +1145,8 @@ key is triged only when key is released<br /></p>
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<h4 id="returns_3"><a name="user-content-returns_3" href="#returns_3" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Returns</h4>
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<p>number: system heap size left in bytes</p>
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<h4 id="example_3"><a name="user-content-example_3" href="#example_3" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Example</h4>
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<div class="codehilite"><pre><span class="w"> </span><span class="vg">heap_size</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="vg">node</span><span class="o">.</span><span class="vg">heap</span><span class="p">();</span>
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</pre></div>
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<pre><code class="lua"> heap_size = node.heap();
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</code></pre>
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<h4 id="see-also_3"><a name="user-content-see-also_3" href="#see-also_3" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>See also</h4>
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<p><strong>-</strong> <a href=""></a></p>
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@ -1232,9 +1163,8 @@ Default function: long: change LED blinking rate, short: reset chip</p>
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<h4 id="returns_4"><a name="user-content-returns_4" href="#returns_4" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Returns</h4>
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<p>nil</p>
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<h4 id="example_4"><a name="user-content-example_4" href="#example_4" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Example</h4>
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<div class="codehilite"><pre><span class="w"> </span><span class="vg">node</span><span class="o">.</span><span class="vg">key</span><span class="p">(</span><span class="s2">"long"</span><span class="p">,</span><span class="w"> </span><span class="vg">function</span><span class="p">(){</span><span class="vg">print</span><span class="p">(</span><span class="c1">'hello world')})</span>
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</pre></div>
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<pre><code class="lua"> node.key("long", function(){print('hello world')})
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</code></pre>
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<h4 id="see-also_4"><a name="user-content-see-also_4" href="#see-also_4" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>See also</h4>
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<p><strong>-</strong> <a href=""></a></p>
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@ -1250,10 +1180,9 @@ High: LED off time. Unit: milliseconds, time resolution: 80~100ms</p>
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<h4 id="returns_5"><a name="user-content-returns_5" href="#returns_5" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Returns</h4>
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<p>nil</p>
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<h4 id="example_5"><a name="user-content-example_5" href="#example_5" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Example</h4>
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<div class="codehilite"><pre><span class="w"> </span><span class="o">--</span><span class="w"> </span><span class="vg">turn</span><span class="w"> </span><span class="vg">led</span><span class="w"> </span><span class="vg">on</span><span class="w"> </span><span class="vg">forever</span><span class="o">.</span>
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<span class="w"> </span><span class="vg">node</span><span class="o">.</span><span class="vg">led</span><span class="p">(</span><span class="il">0</span><span class="p">);</span>
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</pre></div>
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<pre><code class="lua"> -- turn led on forever.
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node.led(0);
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</code></pre>
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<h4 id="see-also_5"><a name="user-content-see-also_5" href="#see-also_5" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>See also</h4>
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<p><strong>-</strong> <a href=""></a></p>
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@ -1269,10 +1198,9 @@ same as pcall(loadstring(str)) but support multi seperated line.</p>
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<h4 id="returns_6"><a name="user-content-returns_6" href="#returns_6" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Returns</h4>
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<p>nil</p>
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<h4 id="example_6"><a name="user-content-example_6" href="#example_6" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Example</h4>
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<div class="codehilite"><pre><span class="w"> </span><span class="o">--</span><span class="w"> </span><span class="vg">never</span><span class="w"> </span><span class="vg">use</span><span class="w"> </span><span class="vg">node</span><span class="o">.</span><span class="vg">input</span><span class="p">()</span><span class="w"> </span><span class="vg">in</span><span class="w"> </span><span class="vg">console</span><span class="o">.</span><span class="w"> </span><span class="vg">no</span><span class="w"> </span><span class="vg">effect</span><span class="o">.</span>
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<span class="w"> </span><span class="nl">sk:</span><span class="vg">on</span><span class="p">(</span><span class="s2">"receive"</span><span class="p">,</span><span class="w"> </span><span class="vg">function</span><span class="p">(</span><span class="vg">conn</span><span class="p">,</span><span class="w"> </span><span class="vg">payload</span><span class="p">)</span><span class="w"> </span><span class="vg">node</span><span class="o">.</span><span class="vg">input</span><span class="p">(</span><span class="vg">payload</span><span class="p">)</span><span class="w"> </span><span class="vg">end</span><span class="p">)</span>
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</pre></div>
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<pre><code class="lua"> -- never use node.input() in console. no effect.
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sk:on("receive", function(conn, payload) node.input(payload) end)
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</code></pre>
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<h4 id="see-also_6"><a name="user-content-see-also_6" href="#see-also_6" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>See also</h4>
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<p><strong>-</strong> <a href=""></a></p>
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@ -1288,14 +1216,33 @@ serial_debug: 1 output also show in serial. 0: no serial output.</p>
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<h4 id="returns_7"><a name="user-content-returns_7" href="#returns_7" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Returns</h4>
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<p>nil</p>
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<h4 id="example_7"><a name="user-content-example_7" href="#example_7" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Example</h4>
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<div class="codehilite"><pre><span class="w"> </span><span class="vg">function</span><span class="w"> </span><span class="vg">tonet</span><span class="p">(</span><span class="vg">str</span><span class="p">)</span>
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<span class="w"> </span><span class="nl">sk:</span><span class="vg">send</span><span class="p">(</span><span class="vg">str</span><span class="p">)</span>
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<span class="w"> </span><span class="o">--</span><span class="w"> </span><span class="vg">print</span><span class="p">(</span><span class="vg">str</span><span class="p">)</span><span class="w"> </span><span class="vg">WRONG!</span><span class="o">!!</span><span class="w"> </span><span class="vg">never</span><span class="w"> </span><span class="vg">ever</span><span class="w"> </span><span class="vg">print</span><span class="w"> </span><span class="vg">something</span><span class="w"> </span><span class="vg">in</span><span class="w"> </span><span class="vg">this</span><span class="w"> </span><span class="vg">function</span>
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<span class="w"> </span><span class="o">--</span><span class="w"> </span><span class="vg">because</span><span class="w"> </span><span class="vg">this</span><span class="w"> </span><span class="vg">will</span><span class="w"> </span><span class="vg">cause</span><span class="w"> </span><span class="vg">a</span><span class="w"> </span><span class="vg">recursive</span><span class="w"> </span><span class="vg">function</span><span class="w"> </span><span class="vg">call!</span><span class="o">!!</span>
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<span class="w"> </span><span class="vg">end</span>
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<span class="w"> </span><span class="vg">node</span><span class="o">.</span><span class="vg">ouput</span><span class="p">(</span><span class="vg">tonet</span><span class="p">,</span><span class="w"> </span><span class="il">1</span><span class="p">)</span><span class="w"> </span><span class="o">--</span><span class="w"> </span><span class="vg">serial</span><span class="w"> </span><span class="vg">also</span><span class="w"> </span><span class="vg">get</span><span class="w"> </span><span class="vg">the</span><span class="w"> </span><span class="vg">lua</span><span class="w"> </span><span class="vg">output</span><span class="o">.</span>
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</pre></div>
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<pre><code class="lua"> function tonet(str)
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sk:send(str)
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-- print(str) WRONG!!! never ever print something in this function
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-- because this will cause a recursive function call!!!
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end
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node.ouput(tonet, 1) -- serial also get the lua output.
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</code></pre>
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<pre><code class="lua"> -- a simple telnet server
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s=net.createServer(net.TCP)
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s:listen(23,function(c)
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con_std = c
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function s_output(str)
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if(con_std~=nil)
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then con_std:send(str)
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end
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end
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node.output(s_output, 0) -- re-direct output to function s_ouput.
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c:on("receive",function(c,l)
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node.input(l) -- works like pcall(loadstring(l)) but support multiple separate line
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end)
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c:on("disconnection",function(c)
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con_std = nil
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node.output(nil) -- un-regist the redirect output function, output goes to serial
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end)
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end)
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</code></pre>
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<h4 id="see-also_7"><a name="user-content-see-also_7" href="#see-also_7" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>See also</h4>
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<p><strong>-</strong> <a href=""></a></p>
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@ -1311,10 +1258,9 @@ serial_debug: 1 output also show in serial. 0: no serial output.</p>
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<h4 id="returns_8"><a name="user-content-returns_8" href="#returns_8" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Returns</h4>
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<p>nil</p>
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<h4 id="example_8"><a name="user-content-example_8" href="#example_8" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Example</h4>
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<div class="codehilite"><pre><span class="w"> </span><span class="o">--</span><span class="w"> </span><span class="vg">remove</span><span class="w"> </span><span class="s2">"foo.lua"</span><span class="w"> </span><span class="vg">from</span><span class="w"> </span><span class="vg">file</span><span class="w"> </span><span class="vg">system</span><span class="o">.</span>
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<span class="w"> </span><span class="vg">file</span><span class="o">.</span><span class="vg">remove</span><span class="p">(</span><span class="s2">"foo.lua"</span><span class="p">)</span>
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</pre></div>
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<pre><code class="lua"> -- remove "foo.lua" from file system.
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file.remove("foo.lua")
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</code></pre>
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|
||||
<h4 id="see-also_8"><a name="user-content-see-also_8" href="#see-also_8" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>See also</h4>
|
||||
<p><strong>-</strong> <a href="#fl_open">file.open()</a><br /><br />
|
||||
|
|
@ -1337,12 +1283,11 @@ mode:<br /><br />
|
|||
<h4 id="returns_9"><a name="user-content-returns_9" href="#returns_9" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Returns</h4>
|
||||
<p>nil</p>
|
||||
<h4 id="example_9"><a name="user-content-example_9" href="#example_9" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Example</h4>
|
||||
<div class="codehilite"><pre><span class="w"> </span><span class="o">--</span><span class="w"> </span><span class="vg">open</span><span class="w"> </span><span class="c1">'init.lua', print the first line.</span>
|
||||
<span class="w"> </span><span class="vg">file</span><span class="o">.</span><span class="vg">open</span><span class="p">(</span><span class="s2">"init.lua"</span><span class="p">,</span><span class="w"> </span><span class="s2">"r"</span><span class="p">)</span>
|
||||
<span class="w"> </span><span class="vg">print</span><span class="p">(</span><span class="vg">file</span><span class="o">.</span><span class="vg">readline</span><span class="p">())</span>
|
||||
<span class="w"> </span><span class="vg">file</span><span class="o">.</span><span class="vg">close</span><span class="p">()</span>
|
||||
</pre></div>
|
||||
|
||||
<pre><code class="lua"> -- open 'init.lua', print the first line.
|
||||
file.open("init.lua", "r")
|
||||
print(file.readline())
|
||||
file.close()
|
||||
</code></pre>
|
||||
|
||||
<h4 id="see-also_9"><a name="user-content-see-also_9" href="#see-also_9" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>See also</h4>
|
||||
<p><strong>-</strong> <a href="#fl_close">file.close()</a><br /><br />
|
||||
|
|
@ -1358,12 +1303,11 @@ mode:<br /><br />
|
|||
<h4 id="returns_10"><a name="user-content-returns_10" href="#returns_10" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Returns</h4>
|
||||
<p>nil</p>
|
||||
<h4 id="example_10"><a name="user-content-example_10" href="#example_10" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Example</h4>
|
||||
<div class="codehilite"><pre><span class="w"> </span><span class="o">--</span><span class="w"> </span><span class="vg">open</span><span class="w"> </span><span class="c1">'init.lua', print the first line.</span>
|
||||
<span class="w"> </span><span class="vg">file</span><span class="o">.</span><span class="vg">open</span><span class="p">(</span><span class="s2">"init.lua"</span><span class="p">,</span><span class="w"> </span><span class="s2">"r"</span><span class="p">)</span>
|
||||
<span class="w"> </span><span class="vg">print</span><span class="p">(</span><span class="vg">file</span><span class="o">.</span><span class="vg">readline</span><span class="p">())</span>
|
||||
<span class="w"> </span><span class="vg">file</span><span class="o">.</span><span class="vg">close</span><span class="p">()</span>
|
||||
</pre></div>
|
||||
|
||||
<pre><code class="lua"> -- open 'init.lua', print the first line.
|
||||
file.open("init.lua", "r")
|
||||
print(file.readline())
|
||||
file.close()
|
||||
</code></pre>
|
||||
|
||||
<h4 id="see-also_10"><a name="user-content-see-also_10" href="#see-also_10" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>See also</h4>
|
||||
<p><strong>-</strong> <a href="#fl_open">file.open()</a><br /><br />
|
||||
|
|
@ -1380,12 +1324,11 @@ mode:<br /><br />
|
|||
<p>file content in string, line by line, include EOL(‘\n’)<br /><br />
|
||||
return nil when EOF.</p>
|
||||
<h4 id="example_11"><a name="user-content-example_11" href="#example_11" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Example</h4>
|
||||
<div class="codehilite"><pre><span class="w"> </span><span class="o">--</span><span class="w"> </span><span class="vg">print</span><span class="w"> </span><span class="vg">the</span><span class="w"> </span><span class="vg">first</span><span class="w"> </span><span class="vg">line</span><span class="w"> </span><span class="vg">of</span><span class="w"> </span><span class="c1">'init.lua'</span>
|
||||
<span class="w"> </span><span class="vg">file</span><span class="o">.</span><span class="vg">open</span><span class="p">(</span><span class="s2">"init.lua"</span><span class="p">,</span><span class="w"> </span><span class="s2">"r"</span><span class="p">)</span>
|
||||
<span class="w"> </span><span class="vg">print</span><span class="p">(</span><span class="vg">file</span><span class="o">.</span><span class="vg">readline</span><span class="p">())</span>
|
||||
<span class="w"> </span><span class="vg">file</span><span class="o">.</span><span class="vg">close</span><span class="p">()</span>
|
||||
</pre></div>
|
||||
|
||||
<pre><code class="lua"> -- print the first line of 'init.lua'
|
||||
file.open("init.lua", "r")
|
||||
print(file.readline())
|
||||
file.close()
|
||||
</code></pre>
|
||||
|
||||
<h4 id="see-also_11"><a name="user-content-see-also_11" href="#see-also_11" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>See also</h4>
|
||||
<p><strong>-</strong> <a href="#fl_open">file.open()</a><br /><br />
|
||||
|
|
@ -1402,13 +1345,12 @@ return nil when EOF.</p>
|
|||
<p>true: write ok.<br />
|
||||
nil: there is error</p>
|
||||
<h4 id="example_12"><a name="user-content-example_12" href="#example_12" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Example</h4>
|
||||
<div class="codehilite"><pre><span class="w"> </span><span class="o">--</span><span class="w"> </span><span class="vg">open</span><span class="w"> </span><span class="c1">'init.lua' in 'a+' mode</span>
|
||||
<span class="w"> </span><span class="vg">file</span><span class="o">.</span><span class="vg">open</span><span class="p">(</span><span class="s2">"init.lua"</span><span class="p">,</span><span class="w"> </span><span class="s2">"a+"</span><span class="p">)</span>
|
||||
<span class="w"> </span><span class="o">--</span><span class="w"> </span><span class="vg">write</span><span class="w"> </span><span class="c1">'foo bar' to the end of the file</span>
|
||||
<span class="w"> </span><span class="vg">file</span><span class="o">.</span><span class="vg">writeline</span><span class="p">(</span><span class="c1">'foo bar')</span>
|
||||
<span class="w"> </span><span class="vg">file</span><span class="o">.</span><span class="vg">close</span><span class="p">()</span>
|
||||
</pre></div>
|
||||
|
||||
<pre><code class="lua"> -- open 'init.lua' in 'a+' mode
|
||||
file.open("init.lua", "a+")
|
||||
-- write 'foo bar' to the end of the file
|
||||
file.writeline('foo bar')
|
||||
file.close()
|
||||
</code></pre>
|
||||
|
||||
<h4 id="see-also_12"><a name="user-content-see-also_12" href="#see-also_12" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>See also</h4>
|
||||
<p><strong>-</strong> <a href="#fl_open">file.open()</a><br /><br />
|
||||
|
|
@ -1425,13 +1367,12 @@ nil: there is error</p>
|
|||
<p>true: write ok.<br />
|
||||
nil: there is error</p>
|
||||
<h4 id="example_13"><a name="user-content-example_13" href="#example_13" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Example</h4>
|
||||
<div class="codehilite"><pre><span class="w"> </span><span class="o">--</span><span class="w"> </span><span class="vg">open</span><span class="w"> </span><span class="c1">'init.lua' in 'a+' mode</span>
|
||||
<span class="w"> </span><span class="vg">file</span><span class="o">.</span><span class="vg">open</span><span class="p">(</span><span class="s2">"init.lua"</span><span class="p">,</span><span class="w"> </span><span class="s2">"a+"</span><span class="p">)</span>
|
||||
<span class="w"> </span><span class="o">--</span><span class="w"> </span><span class="vg">write</span><span class="w"> </span><span class="c1">'foo bar' to the end of the file</span>
|
||||
<span class="w"> </span><span class="vg">file</span><span class="o">.</span><span class="vg">write</span><span class="p">(</span><span class="c1">'foo bar')</span>
|
||||
<span class="w"> </span><span class="vg">file</span><span class="o">.</span><span class="vg">close</span><span class="p">()</span>
|
||||
</pre></div>
|
||||
|
||||
<pre><code class="lua"> -- open 'init.lua' in 'a+' mode
|
||||
file.open("init.lua", "a+")
|
||||
-- write 'foo bar' to the end of the file
|
||||
file.write('foo bar')
|
||||
file.close()
|
||||
</code></pre>
|
||||
|
||||
<h4 id="see-also_13"><a name="user-content-see-also_13" href="#see-also_13" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>See also</h4>
|
||||
<p><strong>-</strong> <a href="#fl_open">file.open()</a><br /><br />
|
||||
|
|
@ -1447,14 +1388,13 @@ nil: there is error</p>
|
|||
<h4 id="returns_14"><a name="user-content-returns_14" href="#returns_14" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Returns</h4>
|
||||
<p>nil</p>
|
||||
<h4 id="example_14"><a name="user-content-example_14" href="#example_14" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Example</h4>
|
||||
<div class="codehilite"><pre><span class="w"> </span><span class="o">--</span><span class="w"> </span><span class="vg">open</span><span class="w"> </span><span class="c1">'init.lua' in 'a+' mode</span>
|
||||
<span class="w"> </span><span class="vg">file</span><span class="o">.</span><span class="vg">open</span><span class="p">(</span><span class="s2">"init.lua"</span><span class="p">,</span><span class="w"> </span><span class="s2">"a+"</span><span class="p">)</span>
|
||||
<span class="w"> </span><span class="o">--</span><span class="w"> </span><span class="vg">write</span><span class="w"> </span><span class="c1">'foo bar' to the end of the file</span>
|
||||
<span class="w"> </span><span class="vg">file</span><span class="o">.</span><span class="vg">write</span><span class="p">(</span><span class="c1">'foo bar')</span>
|
||||
<span class="w"> </span><span class="vg">file</span><span class="o">.</span><span class="vg">flush</span><span class="p">()</span>
|
||||
<span class="w"> </span><span class="vg">file</span><span class="o">.</span><span class="vg">close</span><span class="p">()</span>
|
||||
</pre></div>
|
||||
|
||||
<pre><code class="lua"> -- open 'init.lua' in 'a+' mode
|
||||
file.open("init.lua", "a+")
|
||||
-- write 'foo bar' to the end of the file
|
||||
file.write('foo bar')
|
||||
file.flush()
|
||||
file.close()
|
||||
</code></pre>
|
||||
|
||||
<h4 id="see-also_14"><a name="user-content-see-also_14" href="#see-also_14" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>See also</h4>
|
||||
<p><strong>-</strong> <a href="#fl_open">file.open()</a><br /><br />
|
||||
|
|
@ -1475,16 +1415,15 @@ offset: default 0</p>
|
|||
<p>success: returns the final file position<br /><br />
|
||||
fail: returns nil</p>
|
||||
<h4 id="example_15"><a name="user-content-example_15" href="#example_15" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Example</h4>
|
||||
<div class="codehilite"><pre><span class="w"> </span><span class="o">--</span><span class="w"> </span><span class="vg">open</span><span class="w"> </span><span class="c1">'init.lua' in 'a+' mode</span>
|
||||
<span class="w"> </span><span class="vg">file</span><span class="o">.</span><span class="vg">open</span><span class="p">(</span><span class="s2">"init.lua"</span><span class="p">,</span><span class="w"> </span><span class="s2">"a+"</span><span class="p">)</span>
|
||||
<span class="w"> </span><span class="o">--</span><span class="w"> </span><span class="vg">write</span><span class="w"> </span><span class="c1">'foo bar' to the end of the file</span>
|
||||
<span class="w"> </span><span class="vg">file</span><span class="o">.</span><span class="vg">write</span><span class="p">(</span><span class="c1">'foo bar')</span>
|
||||
<span class="w"> </span><span class="vg">file</span><span class="o">.</span><span class="vg">flush</span><span class="p">()</span>
|
||||
<span class="w"> </span><span class="vg">file</span><span class="o">.</span><span class="vg">seek</span><span class="p">(</span><span class="s2">"set"</span><span class="p">)</span>
|
||||
<span class="w"> </span><span class="vg">print</span><span class="p">(</span><span class="vg">file</span><span class="o">.</span><span class="vg">readline</span><span class="p">())</span>
|
||||
<span class="w"> </span><span class="vg">file</span><span class="o">.</span><span class="vg">close</span><span class="p">()</span>
|
||||
</pre></div>
|
||||
|
||||
<pre><code class="lua"> -- open 'init.lua' in 'a+' mode
|
||||
file.open("init.lua", "a+")
|
||||
-- write 'foo bar' to the end of the file
|
||||
file.write('foo bar')
|
||||
file.flush()
|
||||
file.seek("set")
|
||||
print(file.readline())
|
||||
file.close()
|
||||
</code></pre>
|
||||
|
||||
<h4 id="see-also_15"><a name="user-content-see-also_15" href="#see-also_15" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>See also</h4>
|
||||
<p><strong>-</strong> <a href="#fl_open">file.open()</a><br /><br />
|
||||
|
|
@ -1500,12 +1439,11 @@ fail: returns nil</p>
|
|||
<h4 id="returns_16"><a name="user-content-returns_16" href="#returns_16" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Returns</h4>
|
||||
<p>a lua table which contains the {file name: file size} pairs</p>
|
||||
<h4 id="example_16"><a name="user-content-example_16" href="#example_16" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Example</h4>
|
||||
<div class="codehilite"><pre><span class="w"> </span><span class="vg">l</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="vg">file</span><span class="o">.</span><span class="vg">list</span><span class="p">();</span>
|
||||
<span class="w"> </span><span class="vg">for</span><span class="w"> </span><span class="vg">k</span><span class="p">,</span><span class="vg">v</span><span class="w"> </span><span class="vg">in</span><span class="w"> </span><span class="vg">l</span><span class="w"> </span><span class="vg">do</span>
|
||||
<span class="w"> </span><span class="vg">print</span><span class="p">(</span><span class="s2">"name:"</span><span class="o">..</span><span class="vg">k</span><span class="o">..</span><span class="s2">", size:"</span><span class="o">..</span><span class="vg">v</span><span class="p">)</span>
|
||||
<span class="w"> </span><span class="vg">end</span>
|
||||
</pre></div>
|
||||
|
||||
<pre><code class="lua"> l = file.list();
|
||||
for k,v in l do
|
||||
print("name:"..k..", size:"..v)
|
||||
end
|
||||
</code></pre>
|
||||
|
||||
<h4 id="see-also_16"><a name="user-content-see-also_16" href="#see-also_16" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>See also</h4>
|
||||
<p><strong>-</strong> <a href="#fl_remove">file.remove()</a></p>
|
||||
|
|
@ -1523,9 +1461,8 @@ fail: returns nil</p>
|
|||
<h4 id="returns_17"><a name="user-content-returns_17" href="#returns_17" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Returns</h4>
|
||||
<p>current mode after setup</p>
|
||||
<h4 id="example_17"><a name="user-content-example_17" href="#example_17" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Example</h4>
|
||||
<div class="codehilite"><pre><span class="w"> </span><span class="vg">wifi</span><span class="o">.</span><span class="vg">setmode</span><span class="p">(</span><span class="vg">wifi</span><span class="o">.</span><span class="vg">STATION</span><span class="p">)</span>
|
||||
</pre></div>
|
||||
|
||||
<pre><code class="lua"> wifi.setmode(wifi.STATION)
|
||||
</code></pre>
|
||||
|
||||
<h4 id="see-also_17"><a name="user-content-see-also_17" href="#see-also_17" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>See also</h4>
|
||||
<p><strong>-</strong> <a href="#wf_getmode">wifi.getmode()</a></p>
|
||||
|
|
@ -1540,9 +1477,8 @@ fail: returns nil</p>
|
|||
<h4 id="returns_18"><a name="user-content-returns_18" href="#returns_18" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Returns</h4>
|
||||
<p>wifi operation mode</p>
|
||||
<h4 id="example_18"><a name="user-content-example_18" href="#example_18" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Example</h4>
|
||||
<div class="codehilite"><pre><span class="w"> </span><span class="vg">print</span><span class="p">(</span><span class="vg">wifi</span><span class="o">.</span><span class="vg">getmode</span><span class="p">())</span>
|
||||
</pre></div>
|
||||
|
||||
<pre><code class="lua"> print(wifi.getmode())
|
||||
</code></pre>
|
||||
|
||||
<h4 id="see-also_18"><a name="user-content-see-also_18" href="#see-also_18" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>See also</h4>
|
||||
<p><strong>-</strong> <a href="#wf_setmode">wifi.setmode()</a></p>
|
||||
|
|
@ -1558,9 +1494,8 @@ succeed_callback: callback function called after configuration, which is called
|
|||
<h4 id="returns_19"><a name="user-content-returns_19" href="#returns_19" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Returns</h4>
|
||||
<p>nil</p>
|
||||
<h4 id="example_19"><a name="user-content-example_19" href="#example_19" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Example</h4>
|
||||
<div class="codehilite"><pre><span class="w"> </span><span class="vg">wifi</span><span class="o">.</span><span class="vg">startsmart</span><span class="p">(</span><span class="il">6</span><span class="p">,</span><span class="w"> </span><span class="vg">cb</span><span class="p">())</span>
|
||||
</pre></div>
|
||||
|
||||
<pre><code class="lua"> wifi.startsmart(6, cb())
|
||||
</code></pre>
|
||||
|
||||
<h4 id="see-also_19"><a name="user-content-see-also_19" href="#see-also_19" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>See also</h4>
|
||||
<p><strong>-</strong> <a href="#wf_stopsmart">wifi.stopsmart()</a></p>
|
||||
|
|
@ -1575,9 +1510,8 @@ succeed_callback: callback function called after configuration, which is called
|
|||
<h4 id="returns_20"><a name="user-content-returns_20" href="#returns_20" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Returns</h4>
|
||||
<p>nil</p>
|
||||
<h4 id="example_20"><a name="user-content-example_20" href="#example_20" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Example</h4>
|
||||
<div class="codehilite"><pre><span class="w"> </span><span class="vg">wifi</span><span class="o">.</span><span class="vg">stopsmart</span><span class="p">()</span>
|
||||
</pre></div>
|
||||
|
||||
<pre><code class="lua"> wifi.stopsmart()
|
||||
</code></pre>
|
||||
|
||||
<h4 id="see-also_20"><a name="user-content-see-also_20" href="#see-also_20" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>See also</h4>
|
||||
<p><strong>-</strong> <a href="#wf_startsmart">wifi.startsmart()</a></p>
|
||||
|
|
@ -1594,9 +1528,8 @@ password: string which is less than 64 bytes.</p>
|
|||
<h4 id="returns_21"><a name="user-content-returns_21" href="#returns_21" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Returns</h4>
|
||||
<p>nil</p>
|
||||
<h4 id="example_21"><a name="user-content-example_21" href="#example_21" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Example</h4>
|
||||
<div class="codehilite"><pre><span class="w"> </span><span class="vg">wifi</span><span class="o">.</span><span class="vg">sta</span><span class="o">.</span><span class="vg">config</span><span class="p">(</span><span class="s2">"myssid"</span><span class="p">,</span><span class="s2">"mypassword"</span><span class="p">)</span>
|
||||
</pre></div>
|
||||
|
||||
<pre><code class="lua"> wifi.sta.config("myssid","mypassword")
|
||||
</code></pre>
|
||||
|
||||
<h4 id="see-also_21"><a name="user-content-see-also_21" href="#see-also_21" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>See also</h4>
|
||||
<p><strong>-</strong> <a href="#ws_connect">wifi.sta.connect()</a><br /><br />
|
||||
|
|
@ -1612,9 +1545,8 @@ password: string which is less than 64 bytes.</p>
|
|||
<h4 id="returns_22"><a name="user-content-returns_22" href="#returns_22" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Returns</h4>
|
||||
<p>nil</p>
|
||||
<h4 id="example_22"><a name="user-content-example_22" href="#example_22" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Example</h4>
|
||||
<div class="codehilite"><pre><span class="w"> </span><span class="vg">wifi</span><span class="o">.</span><span class="vg">sta</span><span class="o">.</span><span class="vg">connect</span><span class="p">()</span>
|
||||
</pre></div>
|
||||
|
||||
<pre><code class="lua"> wifi.sta.connect()
|
||||
</code></pre>
|
||||
|
||||
<h4 id="see-also_22"><a name="user-content-see-also_22" href="#see-also_22" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>See also</h4>
|
||||
<p><strong>-</strong> <a href="#ws_disconnect">wifi.sta.disconnect()</a><br /><br />
|
||||
|
|
@ -1630,9 +1562,8 @@ password: string which is less than 64 bytes.</p>
|
|||
<h4 id="returns_23"><a name="user-content-returns_23" href="#returns_23" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Returns</h4>
|
||||
<p>nil</p>
|
||||
<h4 id="example_23"><a name="user-content-example_23" href="#example_23" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Example</h4>
|
||||
<div class="codehilite"><pre><span class="w"> </span><span class="vg">wifi</span><span class="o">.</span><span class="vg">sta</span><span class="o">.</span><span class="vg">disconnect</span><span class="p">()</span>
|
||||
</pre></div>
|
||||
|
||||
<pre><code class="lua"> wifi.sta.disconnect()
|
||||
</code></pre>
|
||||
|
||||
<h4 id="see-also_23"><a name="user-content-see-also_23" href="#see-also_23" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>See also</h4>
|
||||
<p><strong>-</strong> <a href="#ws_config">wifi.sta.config()</a><br /><br />
|
||||
|
|
@ -1648,9 +1579,8 @@ password: string which is less than 64 bytes.</p>
|
|||
<h4 id="returns_24"><a name="user-content-returns_24" href="#returns_24" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Returns</h4>
|
||||
<p>nil</p>
|
||||
<h4 id="example_24"><a name="user-content-example_24" href="#example_24" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Example</h4>
|
||||
<div class="codehilite"><pre><span class="w"> </span><span class="vg">wifi</span><span class="o">.</span><span class="vg">sta</span><span class="o">.</span><span class="vg">autoconnect</span><span class="p">()</span>
|
||||
</pre></div>
|
||||
|
||||
<pre><code class="lua"> wifi.sta.autoconnect()
|
||||
</code></pre>
|
||||
|
||||
<h4 id="see-also_24"><a name="user-content-see-also_24" href="#see-also_24" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>See also</h4>
|
||||
<p><strong>-</strong> <a href="#ws_config">wifi.sta.config()</a><br /><br />
|
||||
|
|
@ -1667,10 +1597,9 @@ password: string which is less than 64 bytes.</p>
|
|||
<h4 id="returns_25"><a name="user-content-returns_25" href="#returns_25" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Returns</h4>
|
||||
<p>ip address in string, for example:”192.168.0.111”</p>
|
||||
<h4 id="example_25"><a name="user-content-example_25" href="#example_25" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Example</h4>
|
||||
<div class="codehilite"><pre><span class="w"> </span><span class="o">--</span><span class="w"> </span><span class="vg">print</span><span class="w"> </span><span class="vg">current</span><span class="w"> </span><span class="vg">ip</span>
|
||||
<span class="w"> </span><span class="vg">print</span><span class="p">(</span><span class="vg">wifi</span><span class="o">.</span><span class="vg">sta</span><span class="o">.</span><span class="vg">getip</span><span class="p">())</span>
|
||||
</pre></div>
|
||||
|
||||
<pre><code class="lua"> -- print current ip
|
||||
print(wifi.sta.getip())
|
||||
</code></pre>
|
||||
|
||||
<h4 id="see-also_25"><a name="user-content-see-also_25" href="#see-also_25" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>See also</h4>
|
||||
<p><strong>-</strong> <a href="#ws_getmac">wifi.sta.getmac()</a></p>
|
||||
|
|
@ -1685,10 +1614,9 @@ password: string which is less than 64 bytes.</p>
|
|||
<h4 id="returns_26"><a name="user-content-returns_26" href="#returns_26" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Returns</h4>
|
||||
<p>mac address in string, for example:”18-33-44-FE-55-BB”</p>
|
||||
<h4 id="example_26"><a name="user-content-example_26" href="#example_26" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Example</h4>
|
||||
<div class="codehilite"><pre><span class="w"> </span><span class="o">--</span><span class="w"> </span><span class="vg">print</span><span class="w"> </span><span class="vg">current</span><span class="w"> </span><span class="vg">mac</span><span class="w"> </span><span class="vg">address</span>
|
||||
<span class="w"> </span><span class="vg">print</span><span class="p">(</span><span class="vg">wifi</span><span class="o">.</span><span class="vg">sta</span><span class="o">.</span><span class="vg">getmac</span><span class="p">())</span>
|
||||
</pre></div>
|
||||
|
||||
<pre><code class="lua"> -- print current mac address
|
||||
print(wifi.sta.getmac())
|
||||
</code></pre>
|
||||
|
||||
<h4 id="see-also_26"><a name="user-content-see-also_26" href="#see-also_26" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>See also</h4>
|
||||
<p><strong>-</strong> <a href="#ws_getip">wifi.sta.getip()</a></p>
|
||||
|
|
@ -1702,19 +1630,17 @@ password: string which is less than 64 bytes.</p>
|
|||
<h4 id="parameters_27"><a name="user-content-parameters_27" href="#parameters_27" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Parameters</h4>
|
||||
<p>cfg: lua table to setup ap.</p>
|
||||
<h4 id="example_27"><a name="user-content-example_27" href="#example_27" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Example:</h4>
|
||||
<div class="codehilite"><pre><span class="w"> </span><span class="vg">cfg</span><span class="o">=</span><span class="p">{}</span>
|
||||
<span class="w"> </span><span class="vg">cfg</span><span class="o">.</span><span class="vg">ssid</span><span class="o">=</span><span class="s2">"myssid"</span>
|
||||
<span class="w"> </span><span class="vg">cfg</span><span class="o">.</span><span class="vg">pwd</span><span class="o">=</span><span class="s2">"mypwd"</span>
|
||||
<span class="w"> </span><span class="vg">wifi</span><span class="o">.</span><span class="vg">ap</span><span class="o">.</span><span class="vg">setconfig</span><span class="p">(</span><span class="vg">cfg</span><span class="p">)</span>
|
||||
</pre></div>
|
||||
|
||||
<pre><code class="lua"> cfg={}
|
||||
cfg.ssid="myssid"
|
||||
cfg.pwd="mypwd"
|
||||
wifi.ap.setconfig(cfg)
|
||||
</code></pre>
|
||||
|
||||
<h4 id="returns_27"><a name="user-content-returns_27" href="#returns_27" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Returns</h4>
|
||||
<p>nil</p>
|
||||
<h4 id="example_28"><a name="user-content-example_28" href="#example_28" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Example</h4>
|
||||
<div class="codehilite"><pre><span class="w"> </span><span class="vg">wifi</span><span class="o">.</span><span class="vg">ap</span><span class="o">.</span><span class="vg">config</span><span class="p">(</span><span class="vg">ssid</span><span class="p">,</span><span class="w"> </span><span class="c1">'password')</span>
|
||||
</pre></div>
|
||||
|
||||
<pre><code class="lua"> wifi.ap.config(ssid, 'password')
|
||||
</code></pre>
|
||||
|
||||
<h4 id="see-also_27"><a name="user-content-see-also_27" href="#see-also_27" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>See also</h4>
|
||||
<p><strong>-</strong> <a href=""></a></p>
|
||||
|
|
@ -1729,9 +1655,8 @@ password: string which is less than 64 bytes.</p>
|
|||
<h4 id="returns_28"><a name="user-content-returns_28" href="#returns_28" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Returns</h4>
|
||||
<p>ip address in string, for example:”192.168.0.111”</p>
|
||||
<h4 id="example_29"><a name="user-content-example_29" href="#example_29" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Example</h4>
|
||||
<div class="codehilite"><pre><span class="w"> </span><span class="vg">wifi</span><span class="o">.</span><span class="vg">ap</span><span class="o">.</span><span class="vg">getip</span><span class="p">()</span>
|
||||
</pre></div>
|
||||
|
||||
<pre><code class="lua"> wifi.ap.getip()
|
||||
</code></pre>
|
||||
|
||||
<h4 id="see-also_28"><a name="user-content-see-also_28" href="#see-also_28" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>See also</h4>
|
||||
<p><strong>-</strong> <a href="#wa_getmac">wifi.ap.getmac()</a></p>
|
||||
|
|
@ -1746,9 +1671,8 @@ password: string which is less than 64 bytes.</p>
|
|||
<h4 id="returns_29"><a name="user-content-returns_29" href="#returns_29" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Returns</h4>
|
||||
<p>mac address in string, for example:”1A-33-44-FE-55-BB”</p>
|
||||
<h4 id="example_30"><a name="user-content-example_30" href="#example_30" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Example</h4>
|
||||
<div class="codehilite"><pre><span class="w"> </span><span class="vg">wifi</span><span class="o">.</span><span class="vg">ap</span><span class="o">.</span><span class="vg">getmac</span><span class="p">()</span>
|
||||
</pre></div>
|
||||
|
||||
<pre><code class="lua"> wifi.ap.getmac()
|
||||
</code></pre>
|
||||
|
||||
<h4 id="see-also_29"><a name="user-content-see-also_29" href="#see-also_29" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>See also</h4>
|
||||
<p><strong>-</strong> <a href="#wa_getip">wifi.ap.getip()</a></p>
|
||||
|
|
@ -1764,10 +1688,9 @@ password: string which is less than 64 bytes.</p>
|
|||
<h4 id="returns_30"><a name="user-content-returns_30" href="#returns_30" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Returns</h4>
|
||||
<p>nil</p>
|
||||
<h4 id="example_31"><a name="user-content-example_31" href="#example_31" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Example</h4>
|
||||
<div class="codehilite"><pre><span class="w"> </span><span class="o">--</span><span class="w"> </span><span class="vg">delay</span><span class="w"> </span><span class="il">100</span><span class="vg">us</span>
|
||||
<span class="w"> </span><span class="vg">tmr</span><span class="o">.</span><span class="vg">delay</span><span class="p">(</span><span class="il">100</span><span class="p">)</span>
|
||||
</pre></div>
|
||||
|
||||
<pre><code class="lua"> -- delay 100us
|
||||
tmr.delay(100)
|
||||
</code></pre>
|
||||
|
||||
<h4 id="see-also_30"><a name="user-content-see-also_30" href="#see-also_30" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>See also</h4>
|
||||
<p><strong>-</strong> <a href="#tm_now">tmr.now()</a></p>
|
||||
|
|
@ -1782,10 +1705,9 @@ password: string which is less than 64 bytes.</p>
|
|||
<h4 id="returns_31"><a name="user-content-returns_31" href="#returns_31" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Returns</h4>
|
||||
<p>uint32: value of counter</p>
|
||||
<h4 id="example_32"><a name="user-content-example_32" href="#example_32" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Example</h4>
|
||||
<div class="codehilite"><pre><span class="w"> </span><span class="o">--</span><span class="w"> </span><span class="vg">print</span><span class="w"> </span><span class="vg">current</span><span class="w"> </span><span class="vg">value</span><span class="w"> </span><span class="vg">of</span><span class="w"> </span><span class="vg">counter</span>
|
||||
<span class="w"> </span><span class="vg">print</span><span class="p">(</span><span class="vg">tmr</span><span class="o">.</span><span class="vg">now</span><span class="p">())</span>
|
||||
</pre></div>
|
||||
|
||||
<pre><code class="lua"> -- print current value of counter
|
||||
print(tmr.now())
|
||||
</code></pre>
|
||||
|
||||
<h4 id="see-also_31"><a name="user-content-see-also_31" href="#see-also_31" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>See also</h4>
|
||||
<p><strong>-</strong> <a href="#tm_delay">tmr.delay()</a></p>
|
||||
|
|
@ -1802,10 +1724,9 @@ function do(): callback function for alarm timed out</p>
|
|||
<h4 id="returns_32"><a name="user-content-returns_32" href="#returns_32" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Returns</h4>
|
||||
<p>nil</p>
|
||||
<h4 id="example_33"><a name="user-content-example_33" href="#example_33" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Example</h4>
|
||||
<div class="codehilite"><pre><span class="w"> </span><span class="o">--</span><span class="w"> </span><span class="vg">print</span><span class="w"> </span><span class="s2">"hello world"</span><span class="w"> </span><span class="vg">every</span><span class="w"> </span><span class="il">1000</span><span class="vg">ms</span>
|
||||
<span class="w"> </span><span class="vg">tmr</span><span class="o">.</span><span class="vg">alarm</span><span class="p">(</span><span class="il">1000</span><span class="p">,</span><span class="w"> </span><span class="il">1</span><span class="p">,</span><span class="w"> </span><span class="vg">function</span><span class="p">()</span><span class="w"> </span><span class="vg">print</span><span class="p">(</span><span class="s2">"hello world"</span><span class="p">)</span><span class="w"> </span><span class="vg">end</span><span class="w"> </span><span class="p">)</span>
|
||||
</pre></div>
|
||||
|
||||
<pre><code class="lua"> -- print "hello world" every 1000ms
|
||||
tmr.alarm(1000, 1, function() print("hello world") end )
|
||||
</code></pre>
|
||||
|
||||
<h4 id="see-also_32"><a name="user-content-see-also_32" href="#see-also_32" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>See also</h4>
|
||||
<p><strong>-</strong> <a href="#tm_now">tmr.now()</a></p>
|
||||
|
|
@ -1821,15 +1742,14 @@ function do(): callback function for alarm timed out</p>
|
|||
<h4 id="returns_33"><a name="user-content-returns_33" href="#returns_33" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Returns</h4>
|
||||
<p>nil</p>
|
||||
<h4 id="example_34"><a name="user-content-example_34" href="#example_34" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Example</h4>
|
||||
<div class="codehilite"><pre><span class="w"> </span><span class="o">--</span><span class="w"> </span><span class="vg">print</span><span class="w"> </span><span class="s2">"hello world"</span><span class="w"> </span><span class="vg">every</span><span class="w"> </span><span class="il">1000</span><span class="vg">ms</span>
|
||||
<span class="w"> </span><span class="vg">tmr</span><span class="o">.</span><span class="vg">alarm</span><span class="p">(</span><span class="il">1000</span><span class="p">,</span><span class="w"> </span><span class="il">1</span><span class="p">,</span><span class="w"> </span><span class="vg">function</span><span class="p">()</span><span class="w"> </span><span class="vg">print</span><span class="p">(</span><span class="s2">"hello world"</span><span class="p">)</span><span class="w"> </span><span class="vg">end</span><span class="w"> </span><span class="p">)</span>
|
||||
<pre><code class="lua"> -- print "hello world" every 1000ms
|
||||
tmr.alarm(1000, 1, function() print("hello world") end )
|
||||
|
||||
<span class="w"> </span><span class="o">--</span><span class="w"> </span><span class="vg">something</span><span class="w"> </span><span class="vg">else</span>
|
||||
|
||||
<span class="w"> </span><span class="o">--</span><span class="w"> </span><span class="vg">stop</span><span class="w"> </span><span class="vg">alarm</span>
|
||||
<span class="w"> </span><span class="vg">tmr</span><span class="o">.</span><span class="vg">stop</span><span class="p">()</span>
|
||||
</pre></div>
|
||||
-- something else
|
||||
|
||||
-- stop alarm
|
||||
tmr.stop()
|
||||
</code></pre>
|
||||
|
||||
<h4 id="see-also_33"><a name="user-content-see-also_33" href="#see-also_33" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>See also</h4>
|
||||
<p><strong>-</strong> <a href="#tm_now">tmr.now()</a></p>
|
||||
|
|
@ -1848,10 +1768,10 @@ mode: gpio.OUTPUT or gpio.INPUT, or gpio.INT(interrupt mode)</p>
|
|||
<h4 id="returns_34"><a name="user-content-returns_34" href="#returns_34" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Returns</h4>
|
||||
<p>nil</p>
|
||||
<h4 id="example_35"><a name="user-content-example_35" href="#example_35" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Example</h4>
|
||||
<div class="codehilite"><pre><span class="w"> </span><span class="o">--</span><span class="w"> </span><span class="vg">set</span><span class="w"> </span><span class="vg">gpio</span><span class="w"> </span><span class="il">0</span><span class="w"> </span><span class="vg">as</span><span class="w"> </span><span class="vg">output</span><span class="o">.</span>
|
||||
<span class="w"> </span><span class="vg">gpio</span><span class="o">.</span><span class="vg">mode</span><span class="p">(</span><span class="il">0</span><span class="p">,</span><span class="w"> </span><span class="vg">gpio</span><span class="o">.</span><span class="k">OUTPUT</span><span class="p">)</span>
|
||||
</pre></div>
|
||||
<pre><code class="lua"> -- set gpio 0 as output.
|
||||
gpio.mode(0, gpio.OUTPUT)
|
||||
|
||||
</code></pre>
|
||||
|
||||
<h4 id="see-also_34"><a name="user-content-see-also_34" href="#see-also_34" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>See also</h4>
|
||||
<p><strong>-</strong> <a href="#io_read">gpio.read()</a></p>
|
||||
|
|
@ -1866,10 +1786,9 @@ mode: gpio.OUTPUT or gpio.INPUT, or gpio.INT(interrupt mode)</p>
|
|||
<h4 id="returns_35"><a name="user-content-returns_35" href="#returns_35" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Returns</h4>
|
||||
<p>number:0 - low, 1 - high</p>
|
||||
<h4 id="example_36"><a name="user-content-example_36" href="#example_36" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Example</h4>
|
||||
<div class="codehilite"><pre><span class="w"> </span><span class="o">--</span><span class="w"> </span><span class="vg">read</span><span class="w"> </span><span class="vg">value</span><span class="w"> </span><span class="vg">of</span><span class="w"> </span><span class="vg">gpio</span><span class="w"> </span><span class="il">0</span><span class="o">.</span>
|
||||
<span class="w"> </span><span class="vg">gpio</span><span class="o">.</span><span class="vg">read</span><span class="p">(</span><span class="il">0</span><span class="p">)</span>
|
||||
</pre></div>
|
||||
|
||||
<pre><code class="lua"> -- read value of gpio 0.
|
||||
gpio.read(0)
|
||||
</code></pre>
|
||||
|
||||
<h4 id="see-also_35"><a name="user-content-see-also_35" href="#see-also_35" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>See also</h4>
|
||||
<p><strong>-</strong> <a href="#io_mode">gpio.mode()</a></p>
|
||||
|
|
@ -1885,12 +1804,11 @@ level: gpio.HIGH or gpio.LOW</p>
|
|||
<h4 id="returns_36"><a name="user-content-returns_36" href="#returns_36" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Returns</h4>
|
||||
<p>nil</p>
|
||||
<h4 id="example_37"><a name="user-content-example_37" href="#example_37" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Example</h4>
|
||||
<div class="codehilite"><pre><span class="w"> </span><span class="o">--</span><span class="w"> </span><span class="vg">set</span><span class="w"> </span><span class="vg">pin</span><span class="w"> </span><span class="vg">index</span><span class="w"> </span><span class="il">1</span><span class="w"> </span><span class="vg">to</span><span class="w"> </span><span class="vg">GPIO</span><span class="w"> </span><span class="vg">mode</span><span class="p">,</span><span class="w"> </span><span class="vg">and</span><span class="w"> </span><span class="vg">set</span><span class="w"> </span><span class="vg">the</span><span class="w"> </span><span class="vg">pin</span><span class="w"> </span><span class="vg">to</span><span class="w"> </span><span class="vg">high</span><span class="o">.</span>
|
||||
<span class="w"> </span><span class="vg">pin</span><span class="o">=</span><span class="il">1</span>
|
||||
<span class="w"> </span><span class="vg">gpio</span><span class="o">.</span><span class="vg">mode</span><span class="p">(</span><span class="vg">pin</span><span class="p">,</span><span class="w"> </span><span class="vg">gpio</span><span class="o">.</span><span class="k">OUTPUT</span><span class="p">)</span>
|
||||
<span class="w"> </span><span class="vg">gpio</span><span class="o">.</span><span class="vg">write</span><span class="p">(</span><span class="vg">pin</span><span class="p">,</span><span class="w"> </span><span class="vg">gpio</span><span class="o">.</span><span class="vg">HIGH</span><span class="p">)</span>
|
||||
</pre></div>
|
||||
|
||||
<pre><code class="lua"> -- set pin index 1 to GPIO mode, and set the pin to high.
|
||||
pin=1
|
||||
gpio.mode(pin, gpio.OUTPUT)
|
||||
gpio.write(pin, gpio.HIGH)
|
||||
</code></pre>
|
||||
|
||||
<h4 id="see-also_36"><a name="user-content-see-also_36" href="#see-also_36" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>See also</h4>
|
||||
<p><strong>-</strong> <a href="#io_mode">gpio.mode()</a><br /><br />
|
||||
|
|
@ -1908,19 +1826,19 @@ function(level): callback function when triggered. The gpio level is the param.
|
|||
<h4 id="returns_37"><a name="user-content-returns_37" href="#returns_37" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Returns</h4>
|
||||
<p>nil</p>
|
||||
<h4 id="example_38"><a name="user-content-example_38" href="#example_38" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Example</h4>
|
||||
<div class="codehilite"><pre><span class="w"> </span><span class="o">--</span><span class="w"> </span><span class="vg">use</span><span class="w"> </span><span class="vg">pin</span><span class="w"> </span><span class="il">0</span><span class="w"> </span><span class="vg">as</span><span class="w"> </span><span class="vg">the</span><span class="w"> </span><span class="vg">input</span><span class="w"> </span><span class="vg">pulse</span><span class="w"> </span><span class="vg">width</span><span class="w"> </span><span class="vg">counter</span>
|
||||
<span class="w"> </span><span class="vg">pulse0</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="il">0</span>
|
||||
<span class="w"> </span><span class="vg">du</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="il">0</span>
|
||||
<span class="w"> </span><span class="vg">gpio</span><span class="o">.</span><span class="vg">mode</span><span class="p">(</span><span class="il">0</span><span class="p">,</span><span class="vg">gpio</span><span class="o">.</span><span class="kr">INT</span><span class="p">)</span>
|
||||
<span class="w"> </span><span class="vg">function</span><span class="w"> </span><span class="vg">pin0cb</span><span class="p">(</span><span class="vg">level</span><span class="p">)</span>
|
||||
<span class="w"> </span><span class="vg">du</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="vg">tmr</span><span class="o">.</span><span class="vg">now</span><span class="p">()</span><span class="w"> </span><span class="err">–</span><span class="w"> </span><span class="vg">pulse0</span>
|
||||
<span class="w"> </span><span class="vg">print</span><span class="p">(</span><span class="vg">du</span><span class="p">)</span>
|
||||
<span class="w"> </span><span class="vg">pulse0</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="vg">tmr</span><span class="o">.</span><span class="vg">now</span><span class="p">()</span>
|
||||
<span class="w"> </span><span class="vg">if</span><span class="w"> </span><span class="vg">level</span><span class="w"> </span><span class="o">==</span><span class="w"> </span><span class="il">1</span><span class="w"> </span><span class="vg">then</span><span class="w"> </span><span class="vg">gpio</span><span class="o">.</span><span class="vg">trig</span><span class="p">(</span><span class="il">0</span><span class="p">,</span><span class="w"> </span><span class="s2">"down "</span><span class="p">)</span><span class="w"> </span><span class="vg">else</span><span class="w"> </span><span class="vg">gpio</span><span class="o">.</span><span class="vg">trig</span><span class="p">(</span><span class="il">0</span><span class="p">,</span><span class="w"> </span><span class="s2">"up "</span><span class="p">)</span><span class="w"> </span><span class="vg">end</span>
|
||||
<span class="w"> </span><span class="vg">end</span>
|
||||
<span class="w"> </span><span class="vg">gpio</span><span class="o">.</span><span class="vg">trig</span><span class="p">(</span><span class="il">0</span><span class="p">,</span><span class="w"> </span><span class="s2">"down "</span><span class="p">,</span><span class="vg">pin0cb</span><span class="p">)</span>
|
||||
</pre></div>
|
||||
<pre><code class="lua"> -- use pin 0 as the input pulse width counter
|
||||
pulse0 = 0
|
||||
du = 0
|
||||
gpio.mode(0,gpio.INT)
|
||||
function pin0cb(level)
|
||||
du = tmr.now() – pulse0
|
||||
print(du)
|
||||
pulse0 = tmr.now()
|
||||
if level == 1 then gpio.trig(0, "down ") else gpio.trig(0, "up ") end
|
||||
end
|
||||
gpio.trig(0, "down ",pin0cb)
|
||||
|
||||
</code></pre>
|
||||
|
||||
<h4 id="see-also_37"><a name="user-content-see-also_37" href="#see-also_37" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>See also</h4>
|
||||
<p><strong>-</strong> <a href="#io_mode">gpio.mode()</a><br /><br />
|
||||
|
|
@ -1939,10 +1857,9 @@ duty: 0~100, pwm duty cycle in percentage</p>
|
|||
<h4 id="returns_38"><a name="user-content-returns_38" href="#returns_38" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Returns</h4>
|
||||
<p>nil</p>
|
||||
<h4 id="example_39"><a name="user-content-example_39" href="#example_39" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Example</h4>
|
||||
<div class="codehilite"><pre><span class="w"> </span><span class="o">--</span><span class="w"> </span><span class="vg">set</span><span class="w"> </span><span class="vg">pin</span><span class="w"> </span><span class="vg">index</span><span class="w"> </span><span class="il">0</span><span class="w"> </span><span class="vg">as</span><span class="w"> </span><span class="vg">pwm</span><span class="w"> </span><span class="vg">output</span><span class="p">,</span><span class="w"> </span><span class="vg">frequency</span><span class="w"> </span><span class="vg">is</span><span class="w"> </span><span class="il">100</span><span class="vg">Hz</span><span class="p">,</span><span class="w"> </span><span class="vg">duty</span><span class="w"> </span><span class="vg">cycle</span><span class="w"> </span><span class="vg">is</span><span class="w"> </span><span class="il">50-50</span><span class="o">.</span>
|
||||
<span class="w"> </span><span class="vg">pwm</span><span class="o">.</span><span class="vg">setup</span><span class="p">(</span><span class="il">0</span><span class="p">,</span><span class="w"> </span><span class="il">100</span><span class="p">,</span><span class="w"> </span><span class="il">50</span><span class="p">)</span>
|
||||
</pre></div>
|
||||
|
||||
<pre><code class="lua"> -- set pin index 0 as pwm output, frequency is 100Hz, duty cycle is 50-50.
|
||||
pwm.setup(0, 100, 50)
|
||||
</code></pre>
|
||||
|
||||
<h4 id="see-also_38"><a name="user-content-see-also_38" href="#see-also_38" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>See also</h4>
|
||||
<p><strong>-</strong> <a href="#pw_start">pwm.start()</a></p>
|
||||
|
|
@ -1957,9 +1874,8 @@ duty: 0~100, pwm duty cycle in percentage</p>
|
|||
<h4 id="returns_39"><a name="user-content-returns_39" href="#returns_39" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Returns</h4>
|
||||
<p>nil</p>
|
||||
<h4 id="example_40"><a name="user-content-example_40" href="#example_40" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Example</h4>
|
||||
<div class="codehilite"><pre><span class="w"> </span><span class="vg">pwm</span><span class="o">.</span><span class="vg">close</span><span class="p">(</span><span class="il">0</span><span class="p">)</span>
|
||||
</pre></div>
|
||||
|
||||
<pre><code class="lua"> pwm.close(0)
|
||||
</code></pre>
|
||||
|
||||
<h4 id="see-also_39"><a name="user-content-see-also_39" href="#see-also_39" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>See also</h4>
|
||||
<p><strong>-</strong> <a href="#pw_start">pwm.start()</a></p>
|
||||
|
|
@ -1974,9 +1890,8 @@ duty: 0~100, pwm duty cycle in percentage</p>
|
|||
<h4 id="returns_40"><a name="user-content-returns_40" href="#returns_40" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Returns</h4>
|
||||
<p>nil</p>
|
||||
<h4 id="example_41"><a name="user-content-example_41" href="#example_41" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Example</h4>
|
||||
<div class="codehilite"><pre><span class="w"> </span><span class="vg">pwm</span><span class="o">.</span><span class="vg">start</span><span class="p">(</span><span class="il">0</span><span class="p">)</span>
|
||||
</pre></div>
|
||||
|
||||
<pre><code class="lua"> pwm.start(0)
|
||||
</code></pre>
|
||||
|
||||
<h4 id="see-also_40"><a name="user-content-see-also_40" href="#see-also_40" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>See also</h4>
|
||||
<p><strong>-</strong> <a href="#pw_stop">pwm.stop()</a></p>
|
||||
|
|
@ -1991,9 +1906,8 @@ duty: 0~100, pwm duty cycle in percentage</p>
|
|||
<h4 id="returns_41"><a name="user-content-returns_41" href="#returns_41" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Returns</h4>
|
||||
<p>nil</p>
|
||||
<h4 id="example_42"><a name="user-content-example_42" href="#example_42" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Example</h4>
|
||||
<div class="codehilite"><pre><span class="w"> </span><span class="vg">pwm</span><span class="o">.</span><span class="vg">stop</span><span class="p">(</span><span class="il">0</span><span class="p">)</span>
|
||||
</pre></div>
|
||||
|
||||
<pre><code class="lua"> pwm.stop(0)
|
||||
</code></pre>
|
||||
|
||||
<h4 id="see-also_41"><a name="user-content-see-also_41" href="#see-also_41" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>See also</h4>
|
||||
<p><strong>-</strong> <a href="#pw_start">pwm.start()</a></p>
|
||||
|
|
@ -2010,9 +1924,8 @@ clock: 1~500, pwm frequency.</p>
|
|||
<h4 id="returns_42"><a name="user-content-returns_42" href="#returns_42" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Returns</h4>
|
||||
<p>nil</p>
|
||||
<h4 id="example_43"><a name="user-content-example_43" href="#example_43" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Example</h4>
|
||||
<div class="codehilite"><pre><span class="w"> </span><span class="vg">pwm</span><span class="o">.</span><span class="vg">setclock</span><span class="p">(</span><span class="il">0</span><span class="p">,</span><span class="w"> </span><span class="il">100</span><span class="p">)</span>
|
||||
</pre></div>
|
||||
|
||||
<pre><code class="lua"> pwm.setclock(0, 100)
|
||||
</code></pre>
|
||||
|
||||
<h4 id="see-also_42"><a name="user-content-see-also_42" href="#see-also_42" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>See also</h4>
|
||||
<p><strong>-</strong> <a href="#pw_getclock">pwm.getclock()</a></p>
|
||||
|
|
@ -2027,9 +1940,8 @@ clock: 1~500, pwm frequency.</p>
|
|||
<h4 id="returns_43"><a name="user-content-returns_43" href="#returns_43" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Returns</h4>
|
||||
<p>number:pwm frequency of pin</p>
|
||||
<h4 id="example_44"><a name="user-content-example_44" href="#example_44" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Example</h4>
|
||||
<div class="codehilite"><pre><span class="w"> </span><span class="vg">print</span><span class="p">(</span><span class="vg">pwm</span><span class="o">.</span><span class="vg">getclock</span><span class="p">(</span><span class="il">0</span><span class="p">))</span>
|
||||
</pre></div>
|
||||
|
||||
<pre><code class="lua"> print(pwm.getclock(0))
|
||||
</code></pre>
|
||||
|
||||
<h4 id="see-also_43"><a name="user-content-see-also_43" href="#see-also_43" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>See also</h4>
|
||||
<p><strong>-</strong> <a href="#pw_setclock">pwm.setclock()</a></p>
|
||||
|
|
@ -2045,9 +1957,8 @@ duty: 0~100, pwm duty cycle in percentage</p>
|
|||
<h4 id="returns_44"><a name="user-content-returns_44" href="#returns_44" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Returns</h4>
|
||||
<p>nil</p>
|
||||
<h4 id="example_45"><a name="user-content-example_45" href="#example_45" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Example</h4>
|
||||
<div class="codehilite"><pre><span class="w"> </span><span class="vg">pwm</span><span class="o">.</span><span class="vg">setduty</span><span class="p">(</span><span class="il">0</span><span class="p">,</span><span class="w"> </span><span class="il">50</span><span class="p">)</span>
|
||||
</pre></div>
|
||||
|
||||
<pre><code class="lua"> pwm.setduty(0, 50)
|
||||
</code></pre>
|
||||
|
||||
<h4 id="see-also_44"><a name="user-content-see-also_44" href="#see-also_44" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>See also</h4>
|
||||
<p><strong>-</strong> <a href="#pw_getduty">pwm.getduty()</a></p>
|
||||
|
|
@ -2062,24 +1973,24 @@ duty: 0~100, pwm duty cycle in percentage</p>
|
|||
<h4 id="returns_45"><a name="user-content-returns_45" href="#returns_45" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Returns</h4>
|
||||
<p>nil</p>
|
||||
<h4 id="example_46"><a name="user-content-example_46" href="#example_46" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Example</h4>
|
||||
<div class="codehilite"><pre><span class="w"> </span><span class="o">--</span><span class="w"> </span><span class="vg">D0</span><span class="w"> </span><span class="vg">is</span><span class="w"> </span><span class="vg">connected</span><span class="w"> </span><span class="vg">to</span><span class="w"> </span><span class="vg">green</span><span class="w"> </span><span class="vg">led</span>
|
||||
<span class="w"> </span><span class="o">--</span><span class="w"> </span><span class="vg">D1</span><span class="w"> </span><span class="vg">is</span><span class="w"> </span><span class="vg">connected</span><span class="w"> </span><span class="vg">to</span><span class="w"> </span><span class="vg">blue</span><span class="w"> </span><span class="vg">led</span>
|
||||
<span class="w"> </span><span class="o">--</span><span class="w"> </span><span class="vg">D2</span><span class="w"> </span><span class="vg">is</span><span class="w"> </span><span class="vg">connected</span><span class="w"> </span><span class="vg">to</span><span class="w"> </span><span class="vg">red</span><span class="w"> </span><span class="vg">led</span>
|
||||
<span class="w"> </span><span class="vg">pwm</span><span class="o">.</span><span class="vg">setup</span><span class="p">(</span><span class="il">0</span><span class="p">,</span><span class="il">500</span><span class="p">,</span><span class="il">50</span><span class="p">)</span>
|
||||
<span class="w"> </span><span class="vg">pwm</span><span class="o">.</span><span class="vg">setup</span><span class="p">(</span><span class="il">1</span><span class="p">,</span><span class="il">500</span><span class="p">,</span><span class="il">50</span><span class="p">)</span>
|
||||
<span class="w"> </span><span class="vg">pwm</span><span class="o">.</span><span class="vg">setup</span><span class="p">(</span><span class="il">2</span><span class="p">,</span><span class="il">500</span><span class="p">,</span><span class="il">50</span><span class="p">)</span>
|
||||
<span class="w"> </span><span class="vg">pwm</span><span class="o">.</span><span class="vg">start</span><span class="p">(</span><span class="il">0</span><span class="p">)</span>
|
||||
<span class="w"> </span><span class="vg">pwm</span><span class="o">.</span><span class="vg">start</span><span class="p">(</span><span class="il">1</span><span class="p">)</span>
|
||||
<span class="w"> </span><span class="vg">pwm</span><span class="o">.</span><span class="vg">start</span><span class="p">(</span><span class="il">2</span><span class="p">)</span>
|
||||
<span class="w"> </span><span class="vg">function</span><span class="w"> </span><span class="vg">led</span><span class="p">(</span><span class="vg">r</span><span class="p">,</span><span class="vg">g</span><span class="p">,</span><span class="vg">b</span><span class="p">)</span>
|
||||
<span class="w"> </span><span class="vg">pwm</span><span class="o">.</span><span class="vg">setduty</span><span class="p">(</span><span class="il">0</span><span class="p">,</span><span class="vg">g</span><span class="p">)</span>
|
||||
<span class="w"> </span><span class="vg">pwm</span><span class="o">.</span><span class="vg">setduty</span><span class="p">(</span><span class="il">1</span><span class="p">,</span><span class="vg">b</span><span class="p">)</span>
|
||||
<span class="w"> </span><span class="vg">pwm</span><span class="o">.</span><span class="vg">setduty</span><span class="p">(</span><span class="il">2</span><span class="p">,</span><span class="vg">r</span><span class="p">)</span>
|
||||
<span class="w"> </span><span class="vg">end</span>
|
||||
<span class="w"> </span><span class="vg">led</span><span class="p">(</span><span class="il">50</span><span class="p">,</span><span class="il">0</span><span class="p">,</span><span class="il">0</span><span class="p">)</span><span class="w"> </span><span class="o">--</span><span class="w"> </span><span class="vg">set</span><span class="w"> </span><span class="vg">led</span><span class="w"> </span><span class="vg">to</span><span class="w"> </span><span class="vg">red</span>
|
||||
<span class="w"> </span><span class="vg">led</span><span class="p">(</span><span class="il">0</span><span class="p">,</span><span class="il">0</span><span class="p">,</span><span class="il">50</span><span class="p">)</span><span class="w"> </span><span class="o">--</span><span class="w"> </span><span class="vg">set</span><span class="w"> </span><span class="vg">led</span><span class="w"> </span><span class="vg">to</span><span class="w"> </span><span class="vg">blue</span><span class="o">.</span>
|
||||
</pre></div>
|
||||
<pre><code class="lua"> -- D0 is connected to green led
|
||||
-- D1 is connected to blue led
|
||||
-- D2 is connected to red led
|
||||
pwm.setup(0,500,50)
|
||||
pwm.setup(1,500,50)
|
||||
pwm.setup(2,500,50)
|
||||
pwm.start(0)
|
||||
pwm.start(1)
|
||||
pwm.start(2)
|
||||
function led(r,g,b)
|
||||
pwm.setduty(0,g)
|
||||
pwm.setduty(1,b)
|
||||
pwm.setduty(2,r)
|
||||
end
|
||||
led(50,0,0) -- set led to red
|
||||
led(0,0,50) -- set led to blue.
|
||||
|
||||
</code></pre>
|
||||
|
||||
<h4 id="see-also_45"><a name="user-content-see-also_45" href="#see-also_45" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>See also</h4>
|
||||
<p><strong>-</strong> <a href="#pw_setduty">pwm.setduty()</a></p>
|
||||
|
|
@ -2098,9 +2009,8 @@ secure: true or false, true for safe link, false for ordinary link</p>
|
|||
<h4 id="returns_46"><a name="user-content-returns_46" href="#returns_46" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Returns</h4>
|
||||
<p>net.server sub module</p>
|
||||
<h4 id="example_47"><a name="user-content-example_47" href="#example_47" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Example</h4>
|
||||
<div class="codehilite"><pre><span class="w"> </span><span class="vg">net</span><span class="o">.</span><span class="vg">createServer</span><span class="p">(</span><span class="vg">net</span><span class="o">.</span><span class="vg">TCP</span><span class="p">,</span><span class="w"> </span><span class="vg">true</span><span class="p">)</span>
|
||||
</pre></div>
|
||||
|
||||
<pre><code class="lua"> net.createServer(net.TCP, true)
|
||||
</code></pre>
|
||||
|
||||
<h4 id="see-also_46"><a name="user-content-see-also_46" href="#see-also_46" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>See also</h4>
|
||||
<p><strong>-</strong> <a href="#nt_createConnection">net.createConnection()</a></p>
|
||||
|
|
@ -2116,9 +2026,8 @@ secure: true or false, true for safe link, false for ordinary link</p>
|
|||
<h4 id="returns_47"><a name="user-content-returns_47" href="#returns_47" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Returns</h4>
|
||||
<p>net.server sub module</p>
|
||||
<h4 id="example_48"><a name="user-content-example_48" href="#example_48" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Example</h4>
|
||||
<div class="codehilite"><pre><span class="w"> </span><span class="vg">net</span><span class="o">.</span><span class="vg">createConnection</span><span class="p">(</span><span class="vg">net</span><span class="o">.</span><span class="vg">UDP</span><span class="p">,</span><span class="w"> </span><span class="vg">false</span><span class="p">)</span>
|
||||
</pre></div>
|
||||
|
||||
<pre><code class="lua"> net.createConnection(net.UDP, false)
|
||||
</code></pre>
|
||||
|
||||
<h4 id="see-also_47"><a name="user-content-see-also_47" href="#see-also_47" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>See also</h4>
|
||||
<p><strong>-</strong> <a href="#nt_createServer">net.createServer()</a></p>
|
||||
|
|
@ -2136,15 +2045,14 @@ function(net.socket): callback function, pass to Caller function as param if a c
|
|||
<h4 id="returns_48"><a name="user-content-returns_48" href="#returns_48" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Returns</h4>
|
||||
<p>nil</p>
|
||||
<h4 id="example_49"><a name="user-content-example_49" href="#example_49" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Example</h4>
|
||||
<div class="codehilite"><pre><span class="w"> </span><span class="o">--</span><span class="w"> </span><span class="vg">create</span><span class="w"> </span><span class="vg">a</span><span class="w"> </span><span class="vg">server</span>
|
||||
<span class="w"> </span><span class="vg">sv</span><span class="o">=</span><span class="vg">net</span><span class="o">.</span><span class="vg">createServer</span><span class="p">(</span><span class="vg">net</span><span class="o">.</span><span class="vg">TCP</span><span class="p">,</span><span class="w"> </span><span class="vg">false</span><span class="p">)</span>
|
||||
<span class="w"> </span><span class="o">--</span><span class="w"> </span><span class="vg">server</span><span class="w"> </span><span class="vg">listen</span><span class="w"> </span><span class="vg">on</span><span class="w"> </span><span class="il">80</span><span class="p">,</span><span class="w"> </span><span class="vg">if</span><span class="w"> </span><span class="vg">data</span><span class="w"> </span><span class="vg">received</span><span class="p">,</span><span class="w"> </span><span class="vg">print</span><span class="w"> </span><span class="vg">data</span><span class="w"> </span><span class="vg">to</span><span class="w"> </span><span class="vg">console</span><span class="p">,</span><span class="w"> </span><span class="vg">and</span><span class="w"> </span><span class="vg">send</span><span class="w"> </span><span class="s2">"hello world"</span><span class="w"> </span><span class="vg">to</span><span class="w"> </span><span class="vg">remote</span><span class="o">.</span>
|
||||
<span class="w"> </span><span class="nl">sv:</span><span class="vg">listen</span><span class="p">(</span><span class="il">80</span><span class="p">,</span><span class="vg">function</span><span class="p">(</span><span class="vg">c</span><span class="p">)</span>
|
||||
<span class="w"> </span><span class="nl">c:</span><span class="vg">on</span><span class="p">(</span><span class="s2">"receive"</span><span class="p">,</span><span class="w"> </span><span class="vg">function</span><span class="p">(</span><span class="vg">sck</span><span class="p">,</span><span class="w"> </span><span class="vg">pl</span><span class="p">)</span><span class="w"> </span><span class="vg">print</span><span class="p">(</span><span class="vg">pl</span><span class="p">)</span><span class="w"> </span><span class="vg">end</span><span class="p">)</span>
|
||||
<span class="w"> </span><span class="nl">c:</span><span class="vg">send</span><span class="p">(</span><span class="s2">"hello world"</span><span class="p">)</span>
|
||||
<span class="w"> </span><span class="vg">end</span><span class="p">)</span>
|
||||
</pre></div>
|
||||
|
||||
<pre><code class="lua"> -- create a server
|
||||
sv=net.createServer(net.TCP, false)
|
||||
-- server listen on 80, if data received, print data to console, and send "hello world" to remote.
|
||||
sv:listen(80,function(c)
|
||||
c:on("receive", function(sck, pl) print(pl) end)
|
||||
c:send("hello world")
|
||||
end)
|
||||
</code></pre>
|
||||
|
||||
<h4 id="see-also_48"><a name="user-content-see-also_48" href="#see-also_48" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>See also</h4>
|
||||
<p><strong>-</strong> <a href="#nt_createServer">net.createServer()</a></p>
|
||||
|
|
@ -2159,12 +2067,11 @@ function(net.socket): callback function, pass to Caller function as param if a c
|
|||
<h4 id="returns_49"><a name="user-content-returns_49" href="#returns_49" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Returns</h4>
|
||||
<p>nil</p>
|
||||
<h4 id="example_50"><a name="user-content-example_50" href="#example_50" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Example</h4>
|
||||
<div class="codehilite"><pre><span class="w"> </span><span class="o">--</span><span class="w"> </span><span class="vg">create</span><span class="w"> </span><span class="vg">a</span><span class="w"> </span><span class="vg">server</span>
|
||||
<span class="w"> </span><span class="vg">sv</span><span class="o">=</span><span class="vg">net</span><span class="o">.</span><span class="vg">createServer</span><span class="p">(</span><span class="vg">net</span><span class="o">.</span><span class="vg">TCP</span><span class="p">,</span><span class="w"> </span><span class="vg">false</span><span class="p">)</span>
|
||||
<span class="w"> </span><span class="o">--</span><span class="w"> </span><span class="vg">close</span><span class="w"> </span><span class="vg">server</span>
|
||||
<span class="w"> </span><span class="nl">sv:</span><span class="vg">close</span><span class="p">()</span>
|
||||
</pre></div>
|
||||
|
||||
<pre><code class="lua"> -- create a server
|
||||
sv=net.createServer(net.TCP, false)
|
||||
-- close server
|
||||
sv:close()
|
||||
</code></pre>
|
||||
|
||||
<h4 id="see-also_49"><a name="user-content-see-also_49" href="#see-also_49" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>See also</h4>
|
||||
<p><strong>-</strong> <a href="#nt_createServer">net.createServer()</a></p>
|
||||
|
|
@ -2208,12 +2115,11 @@ If event is”receive”, the second param is received data in string.
|
|||
<h4 id="returns_52"><a name="user-content-returns_52" href="#returns_52" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Returns</h4>
|
||||
<p>nil</p>
|
||||
<h4 id="example_51"><a name="user-content-example_51" href="#example_51" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Example</h4>
|
||||
<div class="codehilite"><pre><span class="w"> </span><span class="vg">sk</span><span class="o">=</span><span class="vg">net</span><span class="o">.</span><span class="vg">createConnection</span><span class="p">(</span><span class="vg">net</span><span class="o">.</span><span class="vg">TCP</span><span class="p">,</span><span class="w"> </span><span class="vg">false</span><span class="p">)</span>
|
||||
<span class="w"> </span><span class="nl">sk:</span><span class="vg">on</span><span class="p">(</span><span class="s2">"receive"</span><span class="p">,</span><span class="w"> </span><span class="vg">function</span><span class="p">(</span><span class="vg">sck</span><span class="p">,</span><span class="w"> </span><span class="vg">c</span><span class="p">)</span><span class="w"> </span><span class="vg">print</span><span class="p">(</span><span class="vg">c</span><span class="p">)</span><span class="w"> </span><span class="vg">end</span><span class="w"> </span><span class="p">)</span>
|
||||
<span class="w"> </span><span class="nl">sk:</span><span class="vg">connect</span><span class="p">(</span><span class="il">80</span><span class="p">,</span><span class="s2">"192.168.0.66"</span><span class="p">)</span>
|
||||
<span class="w"> </span><span class="nl">sk:</span><span class="vg">send</span><span class="p">(</span><span class="s2">"GET / HTTP/1.1\r\nHost: 192.168.0.66\r\nConnection: keep-alive\r\nAccept: */*\r\n\r\n"</span><span class="p">)</span>
|
||||
</pre></div>
|
||||
|
||||
<pre><code class="lua"> sk=net.createConnection(net.TCP, false)
|
||||
sk:on("receive", function(sck, c) print(c) end )
|
||||
sk:connect(80,"192.168.0.66")
|
||||
sk:send("GET / HTTP/1.1\r\nHost: 192.168.0.66\r\nConnection: keep-alive\r\nAccept: */*\r\n\r\n")
|
||||
</code></pre>
|
||||
|
||||
<h4 id="see-also_52"><a name="user-content-see-also_52" href="#see-also_52" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>See also</h4>
|
||||
<p><strong>-</strong> <a href="#nt_createServer">net.createServer()</a></p>
|
||||
|
|
@ -2310,9 +2216,8 @@ data: data can be numbers, string or lua table.</p>
|
|||
<h4 id="returns_59"><a name="user-content-returns_59" href="#returns_59" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Returns</h4>
|
||||
<p>nil</p>
|
||||
<h4 id="example_52"><a name="user-content-example_52" href="#example_52" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Example</h4>
|
||||
<div class="codehilite"><pre><span class="w"> </span><span class="vg">i2c</span><span class="o">.</span><span class="vg">write</span><span class="p">(</span><span class="il">0</span><span class="p">,</span><span class="w"> </span><span class="s2">"hello"</span><span class="p">,</span><span class="w"> </span><span class="s2">"world"</span><span class="p">)</span>
|
||||
</pre></div>
|
||||
|
||||
<pre><code class="lua"> i2c.write(0, "hello", "world")
|
||||
</code></pre>
|
||||
|
||||
<h4 id="see-also_59"><a name="user-content-see-also_59" href="#see-also_59" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>See also</h4>
|
||||
<p><strong>-</strong> <a href="#ic_read">i2c.read()</a></p>
|
||||
|
|
@ -2328,31 +2233,31 @@ len: data length</p>
|
|||
<h4 id="returns_60"><a name="user-content-returns_60" href="#returns_60" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Returns</h4>
|
||||
<p>string:data received.</p>
|
||||
<h4 id="example_53"><a name="user-content-example_53" href="#example_53" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>Example</h4>
|
||||
<div class="codehilite"><pre><span class="w"> </span><span class="vg">id</span><span class="o">=</span><span class="il">0</span>
|
||||
<span class="w"> </span><span class="vg">sda</span><span class="o">=</span><span class="il">1</span>
|
||||
<span class="w"> </span><span class="vg">scl</span><span class="o">=</span><span class="il">0</span>
|
||||
<pre><code class="lua"> id=0
|
||||
sda=1
|
||||
scl=0
|
||||
|
||||
<span class="w"> </span><span class="o">--</span><span class="w"> </span><span class="vg">initialize</span><span class="w"> </span><span class="vg">i2c</span><span class="p">,</span><span class="w"> </span><span class="vg">set</span><span class="w"> </span><span class="vg">pin1</span><span class="w"> </span><span class="vg">as</span><span class="w"> </span><span class="vg">sda</span><span class="p">,</span><span class="w"> </span><span class="vg">set</span><span class="w"> </span><span class="vg">pin0</span><span class="w"> </span><span class="vg">as</span><span class="w"> </span><span class="vg">scl</span>
|
||||
<span class="w"> </span><span class="vg">i2c</span><span class="o">.</span><span class="vg">setup</span><span class="p">(</span><span class="vg">id</span><span class="p">,</span><span class="vg">sda</span><span class="p">,</span><span class="vg">scl</span><span class="p">,</span><span class="vg">i2c</span><span class="o">.</span><span class="vg">SLOW</span><span class="p">)</span>
|
||||
-- initialize i2c, set pin1 as sda, set pin0 as scl
|
||||
i2c.setup(id,sda,scl,i2c.SLOW)
|
||||
|
||||
<span class="w"> </span><span class="o">--</span><span class="w"> </span><span class="vg">user</span><span class="w"> </span><span class="vg">defined</span><span class="w"> </span><span class="nl">function:</span><span class="w"> </span><span class="vg">read</span><span class="w"> </span><span class="vg">from</span><span class="w"> </span><span class="vg">reg_addr</span><span class="w"> </span><span class="vg">content</span><span class="w"> </span><span class="vg">of</span><span class="w"> </span><span class="vg">dev_addr</span>
|
||||
<span class="w"> </span><span class="vg">function</span><span class="w"> </span><span class="vg">read_reg</span><span class="p">(</span><span class="vg">dev_addr</span><span class="p">,</span><span class="w"> </span><span class="vg">reg_addr</span><span class="p">)</span>
|
||||
<span class="w"> </span><span class="vg">i2c</span><span class="o">.</span><span class="vg">start</span><span class="p">(</span><span class="vg">id</span><span class="p">)</span>
|
||||
<span class="w"> </span><span class="vg">i2c</span><span class="o">.</span><span class="vg">address</span><span class="p">(</span><span class="vg">id</span><span class="p">,</span><span class="w"> </span><span class="vg">dev_addr</span><span class="w"> </span><span class="p">,</span><span class="vg">i2c</span><span class="o">.</span><span class="vg">TRANSMITTER</span><span class="p">)</span>
|
||||
<span class="w"> </span><span class="vg">i2c</span><span class="o">.</span><span class="vg">write</span><span class="p">(</span><span class="vg">id</span><span class="p">,</span><span class="vg">reg_addr</span><span class="p">)</span>
|
||||
<span class="w"> </span><span class="vg">i2c</span><span class="o">.</span><span class="vg">stop</span><span class="p">(</span><span class="vg">id</span><span class="p">)</span>
|
||||
<span class="w"> </span><span class="vg">i2c</span><span class="o">.</span><span class="vg">start</span><span class="p">(</span><span class="vg">id</span><span class="p">)</span>
|
||||
<span class="w"> </span><span class="vg">i2c</span><span class="o">.</span><span class="vg">address</span><span class="p">(</span><span class="vg">id</span><span class="p">,</span><span class="w"> </span><span class="vg">dev_addr</span><span class="p">,</span><span class="vg">i2c</span><span class="o">.</span><span class="vg">RECEIVER</span><span class="p">)</span>
|
||||
<span class="w"> </span><span class="vg">c</span><span class="o">=</span><span class="vg">i2c</span><span class="o">.</span><span class="vg">read</span><span class="p">(</span><span class="vg">id</span><span class="p">,</span><span class="il">1</span><span class="p">)</span>
|
||||
<span class="w"> </span><span class="vg">i2c</span><span class="o">.</span><span class="vg">stop</span><span class="p">(</span><span class="vg">id</span><span class="p">)</span>
|
||||
<span class="w"> </span><span class="vg">return</span><span class="w"> </span><span class="vg">c</span>
|
||||
<span class="w"> </span><span class="vg">end</span>
|
||||
-- user defined function: read from reg_addr content of dev_addr
|
||||
function read_reg(dev_addr, reg_addr)
|
||||
i2c.start(id)
|
||||
i2c.address(id, dev_addr ,i2c.TRANSMITTER)
|
||||
i2c.write(id,reg_addr)
|
||||
i2c.stop(id)
|
||||
i2c.start(id)
|
||||
i2c.address(id, dev_addr,i2c.RECEIVER)
|
||||
c=i2c.read(id,1)
|
||||
i2c.stop(id)
|
||||
return c
|
||||
end
|
||||
|
||||
<span class="w"> </span><span class="o">--</span><span class="w"> </span><span class="vg">get</span><span class="w"> </span><span class="vg">content</span><span class="w"> </span><span class="vg">of</span><span class="w"> </span><span class="vg">register</span><span class="w"> </span><span class="il">0</span><span class="vg">xAA</span><span class="w"> </span><span class="vg">of</span><span class="w"> </span><span class="vg">device</span><span class="w"> </span><span class="il">0</span><span class="vg">x77</span>
|
||||
<span class="w"> </span><span class="vg">reg</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="vg">read_reg</span><span class="p">(</span><span class="il">0</span><span class="vg">x77</span><span class="p">,</span><span class="w"> </span><span class="il">0</span><span class="vg">xAA</span><span class="p">)</span>
|
||||
<span class="w"> </span><span class="vg">pirnt</span><span class="p">(</span><span class="vg">string</span><span class="o">.</span><span class="vg">byte</span><span class="p">(</span><span class="vg">reg</span><span class="p">))</span>
|
||||
</pre></div>
|
||||
-- get content of register 0xAA of device 0x77
|
||||
reg = read_reg(0x77, 0xAA)
|
||||
pirnt(string.byte(reg))
|
||||
|
||||
</code></pre>
|
||||
|
||||
<h4 id="see-also_60"><a name="user-content-see-also_60" href="#see-also_60" class="headeranchor-link" aria-hidden="true"><span class="headeranchor"></span></a>See also</h4>
|
||||
<p><strong>-</strong> <a href="#ic_write">i2c.write()</a></p></article></body></html>
|
||||
129
API.md
129
API.md
|
|
@ -95,7 +95,7 @@ nil
|
|||
|
||||
####Example
|
||||
|
||||
```
|
||||
```lua
|
||||
node.restart();
|
||||
```
|
||||
|
||||
|
|
@ -121,7 +121,7 @@ nil
|
|||
|
||||
####Example
|
||||
|
||||
```
|
||||
```lua
|
||||
node.dsleep(us);
|
||||
```
|
||||
|
||||
|
|
@ -144,7 +144,7 @@ number:chip ID
|
|||
|
||||
####Example
|
||||
|
||||
```
|
||||
```lua
|
||||
id = node.chipid();
|
||||
```
|
||||
|
||||
|
|
@ -167,7 +167,7 @@ number: system heap size left in bytes
|
|||
|
||||
####Example
|
||||
|
||||
```
|
||||
```lua
|
||||
heap_size = node.heap();
|
||||
```
|
||||
|
||||
|
|
@ -191,7 +191,7 @@ Default function: long: change LED blinking rate, short: reset chip
|
|||
nil
|
||||
|
||||
####Example
|
||||
```
|
||||
```lua
|
||||
node.key("long", function(){print('hello world')})
|
||||
```
|
||||
|
||||
|
|
@ -215,7 +215,7 @@ nil
|
|||
|
||||
####Example
|
||||
|
||||
```
|
||||
```lua
|
||||
-- turn led on forever.
|
||||
node.led(0);
|
||||
```
|
||||
|
|
@ -240,7 +240,7 @@ nil
|
|||
|
||||
####Example
|
||||
|
||||
```
|
||||
```lua
|
||||
-- never use node.input() in console. no effect.
|
||||
sk:on("receive", function(conn, payload) node.input(payload) end)
|
||||
```
|
||||
|
|
@ -265,7 +265,7 @@ nil
|
|||
|
||||
####Example
|
||||
|
||||
```
|
||||
```lua
|
||||
function tonet(str)
|
||||
sk:send(str)
|
||||
-- print(str) WRONG!!! never ever print something in this function
|
||||
|
|
@ -274,6 +274,27 @@ nil
|
|||
node.ouput(tonet, 1) -- serial also get the lua output.
|
||||
```
|
||||
|
||||
```lua
|
||||
-- a simple telnet server
|
||||
s=net.createServer(net.TCP)
|
||||
s:listen(2323,function(c)
|
||||
con_std = c
|
||||
function s_output(str)
|
||||
if(con_std~=nil)
|
||||
then con_std:send(str)
|
||||
end
|
||||
end
|
||||
node.output(s_output, 0) -- re-direct output to function s_ouput.
|
||||
c:on("receive",function(c,l)
|
||||
node.input(l) -- works like pcall(loadstring(l)) but support multiple separate line
|
||||
end)
|
||||
c:on("disconnection",function(c)
|
||||
con_std = nil
|
||||
node.output(nil) -- un-regist the redirect output function, output goes to serial
|
||||
end)
|
||||
end)
|
||||
```
|
||||
|
||||
####See also
|
||||
**-** []()
|
||||
|
||||
|
|
@ -294,7 +315,7 @@ nil
|
|||
|
||||
####Example
|
||||
|
||||
```
|
||||
```lua
|
||||
-- remove "foo.lua" from file system.
|
||||
file.remove("foo.lua")
|
||||
```
|
||||
|
|
@ -326,7 +347,7 @@ nil
|
|||
|
||||
####Example
|
||||
|
||||
```
|
||||
```lua
|
||||
-- open 'init.lua', print the first line.
|
||||
file.open("init.lua", "r")
|
||||
print(file.readline())
|
||||
|
|
@ -353,7 +374,7 @@ nil
|
|||
|
||||
####Example
|
||||
|
||||
```
|
||||
```lua
|
||||
-- open 'init.lua', print the first line.
|
||||
file.open("init.lua", "r")
|
||||
print(file.readline())
|
||||
|
|
@ -381,7 +402,7 @@ return nil when EOF.
|
|||
|
||||
####Example
|
||||
|
||||
```
|
||||
```lua
|
||||
-- print the first line of 'init.lua'
|
||||
file.open("init.lua", "r")
|
||||
print(file.readline())
|
||||
|
|
@ -409,7 +430,7 @@ nil: there is error
|
|||
|
||||
####Example
|
||||
|
||||
```
|
||||
```lua
|
||||
-- open 'init.lua' in 'a+' mode
|
||||
file.open("init.lua", "a+")
|
||||
-- write 'foo bar' to the end of the file
|
||||
|
|
@ -438,7 +459,7 @@ nil: there is error
|
|||
|
||||
####Example
|
||||
|
||||
```
|
||||
```lua
|
||||
-- open 'init.lua' in 'a+' mode
|
||||
file.open("init.lua", "a+")
|
||||
-- write 'foo bar' to the end of the file
|
||||
|
|
@ -466,7 +487,7 @@ nil
|
|||
|
||||
####Example
|
||||
|
||||
```
|
||||
```lua
|
||||
-- open 'init.lua' in 'a+' mode
|
||||
file.open("init.lua", "a+")
|
||||
-- write 'foo bar' to the end of the file
|
||||
|
|
@ -500,7 +521,7 @@ fail: returns nil
|
|||
|
||||
####Example
|
||||
|
||||
```
|
||||
```lua
|
||||
-- open 'init.lua' in 'a+' mode
|
||||
file.open("init.lua", "a+")
|
||||
-- write 'foo bar' to the end of the file
|
||||
|
|
@ -531,7 +552,7 @@ a lua table which contains the {file name: file size} pairs
|
|||
|
||||
####Example
|
||||
|
||||
```
|
||||
```lua
|
||||
l = file.list();
|
||||
for k,v in l do
|
||||
print("name:"..k..", size:"..v)
|
||||
|
|
@ -561,7 +582,7 @@ current mode after setup
|
|||
|
||||
####Example
|
||||
|
||||
```
|
||||
```lua
|
||||
wifi.setmode(wifi.STATION)
|
||||
```
|
||||
|
||||
|
|
@ -585,7 +606,7 @@ wifi operation mode
|
|||
|
||||
####Example
|
||||
|
||||
```
|
||||
```lua
|
||||
print(wifi.getmode())
|
||||
```
|
||||
|
||||
|
|
@ -611,7 +632,7 @@ nil
|
|||
|
||||
####Example
|
||||
|
||||
```
|
||||
```lua
|
||||
wifi.startsmart(6, cb())
|
||||
```
|
||||
|
||||
|
|
@ -635,7 +656,7 @@ nil
|
|||
|
||||
####Example
|
||||
|
||||
```
|
||||
```lua
|
||||
wifi.stopsmart()
|
||||
```
|
||||
|
||||
|
|
@ -663,7 +684,7 @@ nil
|
|||
|
||||
####Example
|
||||
|
||||
```
|
||||
```lua
|
||||
wifi.sta.config("myssid","mypassword")
|
||||
```
|
||||
|
||||
|
|
@ -689,7 +710,7 @@ nil
|
|||
|
||||
####Example
|
||||
|
||||
```
|
||||
```lua
|
||||
wifi.sta.connect()
|
||||
```
|
||||
|
||||
|
|
@ -715,7 +736,7 @@ nil
|
|||
|
||||
####Example
|
||||
|
||||
```
|
||||
```lua
|
||||
wifi.sta.disconnect()
|
||||
```
|
||||
|
||||
|
|
@ -741,7 +762,7 @@ nil
|
|||
|
||||
####Example
|
||||
|
||||
```
|
||||
```lua
|
||||
wifi.sta.autoconnect()
|
||||
```
|
||||
|
||||
|
|
@ -768,7 +789,7 @@ ip address in string, for example:"192.168.0.111"
|
|||
|
||||
####Example
|
||||
|
||||
```
|
||||
```lua
|
||||
-- print current ip
|
||||
print(wifi.sta.getip())
|
||||
```
|
||||
|
|
@ -794,7 +815,7 @@ mac address in string, for example:"18-33-44-FE-55-BB"
|
|||
|
||||
####Example
|
||||
|
||||
```
|
||||
```lua
|
||||
-- print current mac address
|
||||
print(wifi.sta.getmac())
|
||||
```
|
||||
|
|
@ -818,7 +839,7 @@ cfg: lua table to setup ap.
|
|||
|
||||
####Example:
|
||||
|
||||
```
|
||||
```lua
|
||||
cfg={}
|
||||
cfg.ssid="myssid"
|
||||
cfg.pwd="mypwd"
|
||||
|
|
@ -830,7 +851,7 @@ nil
|
|||
|
||||
####Example
|
||||
|
||||
```
|
||||
```lua
|
||||
wifi.ap.config(ssid, 'password')
|
||||
```
|
||||
|
||||
|
|
@ -853,7 +874,7 @@ ip address in string, for example:"192.168.0.111"
|
|||
|
||||
####Example
|
||||
|
||||
```
|
||||
```lua
|
||||
wifi.ap.getip()
|
||||
```
|
||||
|
||||
|
|
@ -877,7 +898,7 @@ mac address in string, for example:"1A-33-44-FE-55-BB"
|
|||
|
||||
####Example
|
||||
|
||||
```
|
||||
```lua
|
||||
wifi.ap.getmac()
|
||||
```
|
||||
|
||||
|
|
@ -902,7 +923,7 @@ nil
|
|||
|
||||
####Example
|
||||
|
||||
```
|
||||
```lua
|
||||
-- delay 100us
|
||||
tmr.delay(100)
|
||||
```
|
||||
|
|
@ -927,7 +948,7 @@ uint32: value of counter
|
|||
|
||||
####Example
|
||||
|
||||
```
|
||||
```lua
|
||||
-- print current value of counter
|
||||
print(tmr.now())
|
||||
```
|
||||
|
|
@ -954,7 +975,7 @@ nil
|
|||
|
||||
####Example
|
||||
|
||||
```
|
||||
```lua
|
||||
-- print "hello world" every 1000ms
|
||||
tmr.alarm(1000, 1, function() print("hello world") end )
|
||||
```
|
||||
|
|
@ -981,7 +1002,7 @@ nil
|
|||
|
||||
####Example
|
||||
|
||||
```
|
||||
```lua
|
||||
-- print "hello world" every 1000ms
|
||||
tmr.alarm(1000, 1, function() print("hello world") end )
|
||||
|
||||
|
|
@ -1017,7 +1038,7 @@ nil
|
|||
|
||||
####Example
|
||||
|
||||
```
|
||||
```lua
|
||||
-- set gpio 0 as output.
|
||||
gpio.mode(0, gpio.OUTPUT)
|
||||
|
||||
|
|
@ -1043,7 +1064,7 @@ number:0 - low, 1 - high
|
|||
|
||||
####Example
|
||||
|
||||
```
|
||||
```lua
|
||||
-- read value of gpio 0.
|
||||
gpio.read(0)
|
||||
```
|
||||
|
|
@ -1069,7 +1090,7 @@ nil
|
|||
|
||||
####Example
|
||||
|
||||
```
|
||||
```lua
|
||||
-- set pin index 1 to GPIO mode, and set the pin to high.
|
||||
pin=1
|
||||
gpio.mode(pin, gpio.OUTPUT)
|
||||
|
|
@ -1099,7 +1120,7 @@ nil
|
|||
|
||||
####Example
|
||||
|
||||
```
|
||||
```lua
|
||||
-- use pin 0 as the input pulse width counter
|
||||
pulse0 = 0
|
||||
du = 0
|
||||
|
|
@ -1138,7 +1159,7 @@ nil
|
|||
|
||||
####Example
|
||||
|
||||
```
|
||||
```lua
|
||||
-- set pin index 0 as pwm output, frequency is 100Hz, duty cycle is 50-50.
|
||||
pwm.setup(0, 100, 50)
|
||||
```
|
||||
|
|
@ -1163,7 +1184,7 @@ nil
|
|||
|
||||
####Example
|
||||
|
||||
```
|
||||
```lua
|
||||
pwm.close(0)
|
||||
```
|
||||
|
||||
|
|
@ -1187,7 +1208,7 @@ nil
|
|||
|
||||
####Example
|
||||
|
||||
```
|
||||
```lua
|
||||
pwm.start(0)
|
||||
```
|
||||
|
||||
|
|
@ -1211,7 +1232,7 @@ nil
|
|||
|
||||
####Example
|
||||
|
||||
```
|
||||
```lua
|
||||
pwm.stop(0)
|
||||
```
|
||||
|
||||
|
|
@ -1238,7 +1259,7 @@ nil
|
|||
|
||||
####Example
|
||||
|
||||
```
|
||||
```lua
|
||||
pwm.setclock(0, 100)
|
||||
```
|
||||
|
||||
|
|
@ -1262,7 +1283,7 @@ number:pwm frequency of pin
|
|||
|
||||
####Example
|
||||
|
||||
```
|
||||
```lua
|
||||
print(pwm.getclock(0))
|
||||
```
|
||||
|
||||
|
|
@ -1287,7 +1308,7 @@ nil
|
|||
|
||||
####Example
|
||||
|
||||
```
|
||||
```lua
|
||||
pwm.setduty(0, 50)
|
||||
```
|
||||
|
||||
|
|
@ -1311,7 +1332,7 @@ nil
|
|||
|
||||
####Example
|
||||
|
||||
```
|
||||
```lua
|
||||
-- D0 is connected to green led
|
||||
-- D1 is connected to blue led
|
||||
-- D2 is connected to red led
|
||||
|
|
@ -1356,7 +1377,7 @@ net.server sub module
|
|||
|
||||
####Example
|
||||
|
||||
```
|
||||
```lua
|
||||
net.createServer(net.TCP, true)
|
||||
```
|
||||
|
||||
|
|
@ -1381,7 +1402,7 @@ net.server sub module
|
|||
|
||||
####Example
|
||||
|
||||
```
|
||||
```lua
|
||||
net.createConnection(net.UDP, false)
|
||||
```
|
||||
|
||||
|
|
@ -1408,7 +1429,7 @@ nil
|
|||
|
||||
####Example
|
||||
|
||||
```
|
||||
```lua
|
||||
-- create a server
|
||||
sv=net.createServer(net.TCP, false)
|
||||
-- server listen on 80, if data received, print data to console, and send "hello world" to remote.
|
||||
|
|
@ -1438,7 +1459,7 @@ nil
|
|||
|
||||
####Example
|
||||
|
||||
```
|
||||
```lua
|
||||
-- create a server
|
||||
sv=net.createServer(net.TCP, false)
|
||||
-- close server
|
||||
|
|
@ -1506,7 +1527,7 @@ nil
|
|||
|
||||
####Example
|
||||
|
||||
```
|
||||
```lua
|
||||
sk=net.createConnection(net.TCP, false)
|
||||
sk:on("receive", function(sck, c) print(c) end )
|
||||
sk:connect(80,"192.168.0.66")
|
||||
|
|
@ -1651,7 +1672,7 @@ nil
|
|||
|
||||
####Example
|
||||
|
||||
```
|
||||
```lua
|
||||
i2c.write(0, "hello", "world")
|
||||
```
|
||||
|
||||
|
|
@ -1676,7 +1697,7 @@ string:data received.
|
|||
|
||||
####Example
|
||||
|
||||
```
|
||||
```lua
|
||||
id=0
|
||||
sda=1
|
||||
scl=0
|
||||
|
|
|
|||
22
README.md
22
README.md
|
|
@ -135,6 +135,28 @@ braudrate:9600
|
|||
file.close()
|
||||
node.restart() -- this will restart the module.
|
||||
```
|
||||
|
||||
####With below code, you can telnet to your esp8266 now
|
||||
```lua
|
||||
-- a simple telnet server
|
||||
s=net.createServer(net.TCP)
|
||||
s:listen(2323,function(c)
|
||||
con_std = c
|
||||
function s_output(str)
|
||||
if(con_std~=nil)
|
||||
then con_std:send(str)
|
||||
end
|
||||
end
|
||||
node.output(s_output, 0) -- re-direct output to function s_ouput.
|
||||
c:on("receive",function(c,l)
|
||||
node.input(l) -- works like pcall(loadstring(l)) but support multiple separate line
|
||||
end)
|
||||
c:on("disconnection",function(c)
|
||||
con_std = nil
|
||||
node.output(nil) -- un-regist the redirect output function, output goes to serial
|
||||
end)
|
||||
end)
|
||||
```
|
||||
#Check this out
|
||||
Tencent QQ group: 309957875<br/>
|
||||
[nodemcu wiki](https://github.com/funshine/nodemcu-firmware/wiki/nodeMcu:-lua-based-interactive-firmware-for-mcu)<br/>
|
||||
|
|
|
|||
Loading…
Reference in New Issue