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MySensors Light
</h1>
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<p>Integrates MySensors lights into Home Assistant. See the <a href="/components/mysensors/">main component</a> for configuration instructions.</p>
<p>The following actuator types are supported:</p>
<h5>MySensors version 1.4</h5>
<table>
<thead>
<tr>
<th>S_TYPE</th>
<th>V_TYPE</th>
</tr>
</thead>
<tbody>
<tr>
<td>S_DIMMER</td>
<td>V_DIMMER*, V_LIGHT*</td>
</tr>
</tbody>
</table>
<h5>MySensors version 1.5 and higher</h5>
<table>
<thead>
<tr>
<th>S_TYPE</th>
<th>V_TYPE</th>
</tr>
</thead>
<tbody>
<tr>
<td>S_DIMMER</td>
<td>[V_DIMMER* or V_PERCENTAGE*], [V_LIGHT* or V_STATUS*]</td>
</tr>
<tr>
<td>S_RGB_LIGHT</td>
<td>V_RGB*, [V_LIGHT* or V_STATUS*], [V_DIMMER or V_PERCENTAGE]</td>
</tr>
</tbody>
</table>
<p>V_TYPES with a star (*) denotes required V_TYPES. Use either V_LIGHT or V_STATUS and either V_DIMMER or V_PERCENTAGE for an applicable actuator.</p>
<p>For more information, visit the <a href="https://www.mysensors.org/download/serial_api_15">serial api</a> of MySensors.</p>
<h3><a class="title-link" name="example-sketch" href="#example-sketch"></a> Example sketch</h3>
<div class="language-cpp highlighter-rouge"><pre class="highlight"><code><span class="cm">/*
* Documentation: http://www.mysensors.org
* Support Forum: http://forum.mysensors.org
*
* http://www.mysensors.org/build/dimmer
*/</span>
<span class="cp">#include &lt;MySensor.h&gt;
#include &lt;SPI.h&gt;
</span>
<span class="cp">#define SN "DimmableRGBLED"
#define SV "1.0"
#define CHILD_ID 1
#define LED_PIN 5
</span>
<span class="n">MySensor</span> <span class="n">gw</span><span class="p">;</span>
<span class="kt">char</span> <span class="n">rgb</span><span class="p">[</span><span class="mi">7</span><span class="p">]</span> <span class="o">=</span> <span class="s">"ffffff"</span><span class="p">;</span> <span class="c1">// RGB value.
</span><span class="kt">int</span> <span class="n">currentLevel</span> <span class="o">=</span> <span class="mi">0</span><span class="p">;</span> <span class="c1">// Current dimmer level.
</span><span class="n">MyMessage</span> <span class="n">dimmerMsg</span><span class="p">(</span><span class="n">CHILD_ID</span><span class="p">,</span> <span class="n">V_PERCENTAGE</span><span class="p">);</span>
<span class="n">MyMessage</span> <span class="n">lightMsg</span><span class="p">(</span><span class="n">CHILD_ID</span><span class="p">,</span> <span class="n">V_STATUS</span><span class="p">);</span>
<span class="n">MyMessage</span> <span class="n">rgbMsg</span><span class="p">(</span><span class="n">CHILD_ID</span><span class="p">,</span> <span class="n">V_RGB</span><span class="p">);</span>
<span class="kt">void</span> <span class="nf">setup</span><span class="p">()</span>
<span class="p">{</span>
<span class="n">gw</span><span class="p">.</span><span class="n">begin</span><span class="p">(</span><span class="n">incomingMessage</span><span class="p">);</span>
<span class="n">gw</span><span class="p">.</span><span class="n">sendSketchInfo</span><span class="p">(</span><span class="n">SN</span><span class="p">,</span> <span class="n">SV</span><span class="p">);</span>
<span class="n">gw</span><span class="p">.</span><span class="n">present</span><span class="p">(</span><span class="n">CHILD_ID</span><span class="p">,</span> <span class="n">S_RGB_LIGHT</span><span class="p">);</span>
<span class="c1">// Send initial values.
</span> <span class="n">gw</span><span class="p">.</span><span class="n">send</span><span class="p">(</span><span class="n">lightMsg</span><span class="p">.</span><span class="n">set</span><span class="p">(</span><span class="n">currentLevel</span> <span class="o">&gt;</span> <span class="mi">0</span> <span class="o">?</span> <span class="mi">1</span> <span class="o">:</span> <span class="mi">0</span><span class="p">));</span>
<span class="n">gw</span><span class="p">.</span><span class="n">send</span><span class="p">(</span><span class="n">dimmerMsg</span><span class="p">.</span><span class="n">set</span><span class="p">(</span><span class="n">currentLevel</span><span class="p">));</span>
<span class="n">gw</span><span class="p">.</span><span class="n">send</span><span class="p">(</span><span class="n">rgbMsg</span><span class="p">.</span><span class="n">set</span><span class="p">(</span><span class="n">rgb</span><span class="p">));</span>
<span class="p">}</span>
<span class="kt">void</span> <span class="nf">loop</span><span class="p">()</span>
<span class="p">{</span>
<span class="n">gw</span><span class="p">.</span><span class="n">process</span><span class="p">();</span>
<span class="p">}</span>
<span class="kt">void</span> <span class="nf">incomingMessage</span><span class="p">(</span><span class="k">const</span> <span class="n">MyMessage</span> <span class="o">&amp;</span><span class="n">message</span><span class="p">)</span> <span class="p">{</span>
<span class="k">if</span> <span class="p">(</span><span class="n">message</span><span class="p">.</span><span class="n">type</span> <span class="o">==</span> <span class="n">V_RGB</span><span class="p">)</span> <span class="p">{</span>
<span class="c1">// Retrieve the RGB value from the incoming message.
</span> <span class="c1">// RGB LED not implemented, just a dummy print.
</span> <span class="n">String</span> <span class="n">hexstring</span> <span class="o">=</span> <span class="n">message</span><span class="p">.</span><span class="n">getString</span><span class="p">();</span>
<span class="n">hexstring</span><span class="p">.</span><span class="n">toCharArray</span><span class="p">(</span><span class="n">rgb</span><span class="p">,</span> <span class="k">sizeof</span><span class="p">(</span><span class="n">rgb</span><span class="p">));</span>
<span class="n">Serial</span><span class="p">.</span><span class="n">print</span><span class="p">(</span><span class="s">"Changing color to "</span><span class="p">);</span>
<span class="n">Serial</span><span class="p">.</span><span class="n">println</span><span class="p">(</span><span class="n">rgb</span><span class="p">);</span>
<span class="n">gw</span><span class="p">.</span><span class="n">send</span><span class="p">(</span><span class="n">rgbMsg</span><span class="p">.</span><span class="n">set</span><span class="p">(</span><span class="n">rgb</span><span class="p">));</span>
<span class="p">}</span>
<span class="k">if</span> <span class="p">(</span><span class="n">message</span><span class="p">.</span><span class="n">type</span> <span class="o">==</span> <span class="n">V_STATUS</span> <span class="o">||</span> <span class="n">message</span><span class="p">.</span><span class="n">type</span> <span class="o">==</span> <span class="n">V_PERCENTAGE</span><span class="p">)</span> <span class="p">{</span>
<span class="c1">// Retrieve the light status or dimmer level from the incoming message.
</span> <span class="kt">int</span> <span class="n">requestedLevel</span> <span class="o">=</span> <span class="n">atoi</span><span class="p">(</span><span class="n">message</span><span class="p">.</span><span class="n">data</span><span class="p">);</span>
<span class="c1">// Adjust incoming level if this is a V_LIGHT update [0 == off, 1 == on].
</span> <span class="n">requestedLevel</span> <span class="o">*=</span> <span class="p">(</span><span class="n">message</span><span class="p">.</span><span class="n">type</span> <span class="o">==</span> <span class="n">V_STATUS</span> <span class="o">?</span> <span class="mi">100</span> <span class="o">:</span> <span class="mi">1</span><span class="p">);</span>
<span class="c1">// Clip incoming level to valid range of 0 to 100
</span> <span class="n">requestedLevel</span> <span class="o">=</span> <span class="n">requestedLevel</span> <span class="o">&gt;</span> <span class="mi">100</span> <span class="o">?</span> <span class="mi">100</span> <span class="o">:</span> <span class="n">requestedLevel</span><span class="p">;</span>
<span class="n">requestedLevel</span> <span class="o">=</span> <span class="n">requestedLevel</span> <span class="o">&lt;</span> <span class="mi">0</span> <span class="o">?</span> <span class="mi">0</span> <span class="o">:</span> <span class="n">requestedLevel</span><span class="p">;</span>
<span class="c1">// Change level value of LED pin.
</span> <span class="n">analogWrite</span><span class="p">(</span><span class="n">LED_PIN</span><span class="p">,</span> <span class="p">(</span><span class="kt">int</span><span class="p">)(</span><span class="n">requestedLevel</span> <span class="o">/</span> <span class="mf">100.</span> <span class="o">*</span> <span class="mi">255</span><span class="p">));</span>
<span class="n">currentLevel</span> <span class="o">=</span> <span class="n">requestedLevel</span><span class="p">;</span>
<span class="c1">// Update the gateway with the current V_STATUS and V_PERCENTAGE.
</span> <span class="n">gw</span><span class="p">.</span><span class="n">send</span><span class="p">(</span><span class="n">lightMsg</span><span class="p">.</span><span class="n">set</span><span class="p">(</span><span class="n">currentLevel</span> <span class="o">&gt;</span> <span class="mi">0</span> <span class="o">?</span> <span class="mi">1</span> <span class="o">:</span> <span class="mi">0</span><span class="p">));</span>
<span class="n">gw</span><span class="p">.</span><span class="n">send</span><span class="p">(</span><span class="n">dimmerMsg</span><span class="p">.</span><span class="n">set</span><span class="p">(</span><span class="n">currentLevel</span><span class="p">));</span>
<span class="p">}</span>
<span class="p">}</span>
</code></pre>
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Introduced in release: 0.13
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This is a platform for
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<h1 class='title delta'>Related components</h1>
<ul class='divided'>
<li><a href='/components/mysensors/'>
MySensors
</a></li>
<li><a href='/components/binary_sensor.mysensors/'>
MySensors Binary Sensor
</a></li>
<li><a href='/components/sensor.mysensors/'>
MySensors Sensor
</a></li>
<li><a href='/components/switch.mysensors/'>
MySensors Switch
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</ul>
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