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  • * Télécharger la librairie du capteur et placer la dans /Arduino/librairies (on dézippe et on crée un nouveau dossier). Lien pour le téléchargement : https://github.com/adafruit/Adafruit-BMP085-Library/archive/master.zip   +
  • <nowiki>Copier-coller ce code dans l … <nowiki>Copier-coller ce code dans le programme arduino puis le téléverser dans la carte :<div class="mw-highlight mw-highlight-lang-arduino mw-content-ltr" dir="ltr"><pre><span></span><span class="cp">#include</span><span class="w"> </span><span class="cpf">"Wire.h"</span><span class="w"> </span><br /><br /><span class="cp">#include</span><span class="w"> </span><span class="cpf">"Adafruit_BMP085.h"</span><span class="w"> </span><span class="c1">// librairie spéciale pour cette famille de capteurs </span><br /><br /><span class="n">Adafruit_BMP085</span><span class="w"> </span><span class="n">mySensor</span><span class="p">;</span><span class="w"> </span><span class="c1">// on crée un objet du type souhaite </span><br /><br /><span class="kr">float</span><span class="w"> </span><span class="n">tempC</span><span class="p">;</span><span class="w"> </span><span class="c1">// variable qui contiendra la température </span><br /><br /><span class="kr">float</span><span class="w"> </span><span class="n">pression</span><span class="p">;</span><span class="w"> </span><span class="c1">//variable pour la pression</span><br /><br /><span class="c1">//A noter : la pression est renvoyé en Pa (Pascal), </span><br /><span class="c1">//la météo donne la pression en hectoPascal, </span><br /><span class="c1">//suffit d'enlever les 2 derniers chiffres tout simplement...</span><br /><br /><span class="kr">void</span><span class="w"> </span><span class="nb">setup</span><span class="p">()</span><span class="w"> </span><span class="p">{</span><br /><br /><span class="w"> </span><span class="nf">Serial</span><span class="p">.</span><span class="nf">begin</span><span class="p">(</span><span class="mi">9600</span><span class="p">);</span><span class="w"> </span><span class="c1">//Pour changer, on lance la transmission PC - arduino</span><br /><span class="w"> </span><span class="n">mySensor</span><span class="p">.</span><span class="nf">begin</span><span class="p">();</span><span class="w"> </span><span class="c1">//Et la communication capteur-arduino</span><br /><br /><span class="p">}</span><span class="w"> </span><br /><br /><span class="kr">void</span><span class="w"> </span><span class="nb">loop</span><span class="p">()</span><span class="w"> </span><span class="p">{</span><br /><br /><span class="n">tempC</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="n">mySensor</span><span class="p">.</span><span class="nf">readTemperature</span><span class="p">();</span><span class="w"> </span><span class="c1">//On lit la temperature </span><br /><span class="n">pression</span><span class="o">=</span><span class="n">mySensor</span><span class="p">.</span><span class="n">readPressure</span><span class="p">();</span><span class="w"> </span><span class="c1">//et on lit la pression</span><br /><br /><span class="nf">Serial</span><span class="p">.</span><span class="nf">print</span><span class="p">(</span><span class="s">"Temperature : "</span><span class="p">);</span><span class="w"> </span><span class="nf">Serial</span><span class="p">.</span><span class="nf">print</span><span class="p">(</span><span class="n">tempC</span><span class="p">);</span><span class="w"> </span><span class="nf">Serial</span><span class="p">.</span><span class="nf">println</span><span class="p">(</span><span class="s">" °C"</span><span class="p">);</span><br /><br /><span class="nf">Serial</span><span class="p">.</span><span class="nf">print</span><span class="p">(</span><span class="s">"Pression: "</span><span class="p">);</span><span class="w"> </span><span class="nf">Serial</span><span class="p">.</span><span class="nf">print</span><span class="p">(</span><span class="n">pression</span><span class="p">);</span><span class="w"> </span><span class="nf">Serial</span><span class="p">.</span><span class="nf">println</span><span class="p">(</span><span class="s">" Pa"</span><span class="p">);</span><span class="w"> </span><br /><br /><span class="nf">Serial</span><span class="p">.</span><span class="nf">println</span><span class="p">(</span><span class="s">""</span><span class="p">);</span><span class="w"> </span><span class="nf">delay</span><span class="p">(</span><span class="mi">1000</span><span class="p">);</span><span class="w"> </span><br /><span class="p">}</span><br /></pre></div><br/></nowiki>n class="w"> </span><span class="nf">Serial</span><span class="p">.</span><span class="nf">println</span><span class="p">(</span><span class="s">" Pa"</span><span class="p">);</span><span class="w"> </span><br /><br /><span class="nf">Serial</span><span class="p">.</span><span class="nf">println</span><span class="p">(</span><span class="s">""</span><span class="p">);</span><span class="w"> </span><span class="nf">delay</span><span class="p">(</span><span class="mi">1000</span><span class="p">);</span><span class="w"> </span><br /><span class="p">}</span><br /></pre></div><br/></nowiki>  
  • On ouvre ensuite la fenêtre du terminal (bouton en haut a droite du menu du programme arduino)  +
  • Réaliser le montage suivant : C'est à dire : SDA a A4, SCL a A5, GND a GND et VIN a 5V  +