projet3_temperature/lib/LoRaRadio/html/index.html
2020-05-14 16:15:09 +02:00

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<title>LoRaRadio: Guide de démarrage rapide</title>
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<div id="projectname">LoRaRadio
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<div id="projectbrief">Wrapper C++ pour la LMIC (LoraMAC-in-C) développée par IBM et adaptée par matthijskooijman. Fonctionne avec les puces semtech SX1272 et SX1276.</div>
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<div class="title">Guide de démarrage rapide </div> </div>
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<div class="textblock"><h1><a class="anchor" id="intro_sec"></a>
Introduction</h1>
<p>Cette bibliothèque inclue deux classes : <a class="el" href="class_pin_map.html" title="La classe PinMap permet de mapper les différentes connections faites entre le module SX127X physique ...">PinMap</a> et <a class="el" href="class_lo_ra_radio.html" title="La classe LoRaRadio permet de manipuler le module radio. ">LoRaRadio</a>.<br />
Attention, il faut préalablement installer la LMIC dans le dossier Documents\Arduino\libraries téléchargeable <a href="http://www.web-directories.tk/git/Th3maz1ng/projet3_temperature" target="_blank">ici</a>.<br />
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<p>Voici un code d'exemple de l'utilisation de l'objet <a class="el" href="class_lo_ra_radio.html" title="La classe LoRaRadio permet de manipuler le module radio. ">LoRaRadio</a> :</p>
<div class="fragment"><div class="line"><span class="preprocessor">#include &lt;Arduino.h&gt;</span></div><div class="line"><span class="preprocessor">#include &lt;LoRaRadio.h&gt;</span></div><div class="line"><span class="comment">//Testé sur ESP8266 et ESP32.</span></div><div class="line"></div><div class="line"><span class="comment">//Les pins dépendent des cartes</span></div><div class="line">u1_t dio[3] = {26,33,32};</div><div class="line"></div><div class="line"><span class="keywordtype">void</span> os_getArtEui (u1_t* buf) { }</div><div class="line"><span class="keywordtype">void</span> os_getDevEui (u1_t* buf) { }</div><div class="line"><span class="keywordtype">void</span> os_getDevKey (u1_t* buf) { }</div><div class="line"></div><div class="line"><span class="keyword">static</span> u1_t NWKSKEY[16] = { 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77, 0x88, 0x99, 0xAA, 0xBB, 0xCC, 0xDD, 0xEE, 0xFF, 0x11 }; <span class="comment">//Disponible sur TTN</span></div><div class="line"><span class="keyword">static</span> u1_t APPSKEY[16] = { 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77, 0x88, 0x99, 0xAA, 0xBB, 0xCC, 0xDD, 0xEE, 0xFF, 0x11 }; <span class="comment">//Disponible sur TTN</span></div><div class="line"><span class="keyword">static</span> u4_t DEVADDR = 0x11223344; <span class="comment">//Adresse du noeud disponible sous TTN.</span></div><div class="line"></div><div class="line"><span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> ts(millis());</div><div class="line"></div><div class="line"><span class="comment">//Les pins dépendent des cartes</span></div><div class="line"><a class="code" href="class_pin_map.html">PinMap</a> pinMap(18, LMIC_UNUSED_PIN, 14, dio);</div><div class="line"><a class="code" href="class_lo_ra_radio.html">LoRaRadio</a> radio(pinMap);</div><div class="line"></div><div class="line">uint8_t trame[] = <span class="stringliteral">&quot;Hello World !&quot;</span>;</div><div class="line"></div><div class="line"><span class="keywordtype">void</span> downlinkHandler(u1_t length, u1_t dataBeg, u1_t *data)</div><div class="line">{</div><div class="line"> Serial.println(<span class="stringliteral">&quot;Réception d&#39;un downlink :&quot;</span>);</div><div class="line"> <span class="keywordflow">for</span>(uint8_t i(0); i &lt; length; i++)</div><div class="line"> {</div><div class="line"> Serial.printf(<span class="stringliteral">&quot;%u -&gt; %d\n&quot;</span>,i,data[dataBeg + i]);</div><div class="line"> }</div><div class="line"> Serial.println();</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keywordtype">void</span> sendCompleteHandler()</div><div class="line">{</div><div class="line"> Serial.println(<span class="stringliteral">&quot;Envoi de la trame terminée&quot;</span>);</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keywordtype">void</span> setup()</div><div class="line">{</div><div class="line"> Serial.begin(115200);</div><div class="line"> Serial.println(<span class="stringliteral">&quot;Starting setup&quot;</span>);</div><div class="line"> radio.init();</div><div class="line"> radio.setTTNSession(0x1, DEVADDR, NWKSKEY, APPSKEY);</div><div class="line"> radio.setRadioEUChannels();</div><div class="line"> radio.setMCUClockError();</div><div class="line"> <span class="comment">//Enregistrement des callbacks d&#39;événements</span></div><div class="line"> radio.setDownlinkHandler(&amp;(downlinkHandler));</div><div class="line"> radio.setSendCompleteHandler(&amp;(sendCompleteHandler));</div><div class="line"> Serial.println(<span class="stringliteral">&quot;Ending setup&quot;</span>);</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keywordtype">void</span> loop()</div><div class="line">{</div><div class="line"> radio.run();</div><div class="line"> <span class="comment">//On envoie une trame toute les 30 secondes</span></div><div class="line"> <span class="keywordflow">if</span>(millis() - ts &gt; 30000)</div><div class="line"> {</div><div class="line"> Serial.printf(<span class="stringliteral">&quot;Envoie de la trame.\n&quot;</span>);</div><div class="line"> radio.send(1, trame, strlen((<span class="keywordtype">char</span> *)trame));</div><div class="line"> ts = millis();</div><div class="line"> }</div><div class="line">}</div></div><!-- fragment --><dl class="section author"><dt>Auteur</dt><dd>Anatole SCHRAMM-HENRY </dd></dl>
<dl class="section date"><dt>Date</dt><dd>29 Jan 2020 </dd></dl>
<dl class="section copyright"><dt>Copyright</dt><dd>All Right Reserved </dd></dl>
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