{"id":274,"date":"2014-01-10T09:25:50","date_gmt":"2014-01-10T08:25:50","guid":{"rendered":"http:\/\/wordpress.callac.online\/index.php\/arduino-et-xively\/"},"modified":"2022-01-05T22:41:57","modified_gmt":"2022-01-05T21:41:57","slug":"arduino-et-xively","status":"publish","type":"page","link":"https:\/\/wordpress.callac.online\/index.php\/numerique\/arduino\/arduino-ethernet-et-internet\/arduino-et-xively\/","title":{"rendered":"Arduino et Xively"},"content":{"rendered":"<h2>Xively, pour quoi faire ?<\/h2>\n<p>Le site <a href=\"https:\/\/xively.com\/\">Xively<\/a> permet de lire les valeurs courantes d&rsquo;un ou de plusieurs capteurs reli\u00e9s \u00e0 Arduino, et de visualiser automatiquement leurs \u00e9volutions en fonction du temps sous la forme de graphiques.<\/p>\n<h2>Comment faire ?<\/h2>\n<p>&#8211; T\u00e9l\u00e9charger les librairies suivantes, et les d\u00e9zipper dans votre r\u00e9pertoire \u00ab\u00a0libraries\/\u00a0\u00bb en faisant attention \u00e0 ce que le nom des r\u00e9pertoires ne contiennent que des lettres :<\/p>\n<p><a href=\"https:\/\/github.com\/xively\/xively_arduino\/archive\/master.zip\">https:\/\/github.com\/xively\/xively_arduino\/archive\/master.zip<\/a><\/p>\n<p><a href=\"https:\/\/github.com\/amcewen\/HttpClient\/archive\/master.zip\">https:\/\/github.com\/amcewen\/HttpClient\/archive\/master.zip<\/a><\/p>\n<p>&#8211; Se cr\u00e9er un compte sur le site <a href=\"https:\/\/xively.com\/\">Xively<\/a>.<br \/>\n&#8211; Aller dans le menu \u00ab\u00a0DEVELOP\u00a0\u00bb, puis ajouter un appareil \u00ab\u00a0DEVICE\u00a0\u00bb (par exemple : MyArduino).<\/p>\n<p>Vous allez alors voir se cr\u00e9er dans la partie droite un num\u00e9ro \u00ab\u00a0FEED\u00a0\u00bb et une cl\u00e9 \u00ab\u00a0KEY\u00a0\u00bb que vous devrez utiliser dans le code \u00e0 utiliser par la suite.<\/p>\n<h2>Un exemple : le potentiom\u00e8tre<\/h2>\n<p>Nous allons lire depuis internet une valeur d\u00e9finie par un potentiom\u00e8tre branch\u00e9 au pin A0.<\/p>\n<p>le code suivant devra \u00eatre modifier :<br \/>\n&#8211; mettre une IP compatible avec le r\u00e9seau ;<br \/>\n&#8211; changer la valeur de \u00ab\u00a0xivelyKey[]\u00a0\u00bb en prenant votre API KEY\u00a0\u00bb<br \/>\n&#8211; changer le premier param\u00e8tre de \u00ab\u00a0XivelyFeed feed()\u00a0\u00bb en y mettant votre num\u00e9ro personnel de feed ;<br \/>\n&#8211; le nom du \u00ab\u00a0SensorId[]\u00a0\u00bb sera le nom qui appara\u00eetra sur le site.<code><br \/>\n<\/code><\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"cpp\">#include &lt;SPI.h&gt;\n#include &lt;Ethernet.h&gt;\n#include &lt;HttpClient.h&gt;\n#include &lt;Xively.h&gt;\n\n\/\/ MAC address for your Ethernet shield\nbyte mac[] = { 0xDE, 0xAD, 0xBE, 0xEF, 0xFE, 0xED };\n\n\/\/ The IP address will be dependent on your local network:\nIPAddress ip(192,168,1,210);\n\n\/\/ Your Xively key to let you upload data\nchar xivelyKey[] = \"YsPUR0DSV425yvDSvFBzzdnYSoVM1baXnY36H3K0rOYYgzzW\";\n\n\/\/ Analog pin which we're monitoring (0 and 1 are used by the Ethernet shield)\nint sensorPin = 0;\n\n\/\/ Define the strings for our datastream IDs\nchar sensorId[] = \"Potentiometre\";\nXivelyDatastream datastreams[] = {\n  XivelyDatastream(sensorId, strlen(sensorId), DATASTREAM_FLOAT),\n};\n\/\/ Finally, wrap the datastreams into a feed\nXivelyFeed feed(533380935, datastreams, 1 \/* number of datastreams *\/);\n\nEthernetClient client;\nXivelyClient xivelyclient(client);\n\nvoid setup() {\n  \/\/ put your setup code here, to run once:\n  Serial.begin(9600);\n  \n  Serial.println(\"Starting single datastream upload to Xively...\");\n  Serial.println();\n\n\n  Ethernet.begin(mac, ip);\n\n}\n\nvoid loop() {\n  int sensorValue = analogRead(sensorPin);\n  datastreams[0].setFloat(sensorValue);\n\n  Serial.print(\"Read sensor value \");\n  Serial.println(datastreams[0].getFloat());\n\n  Serial.println(\"Uploading it to Xively\");\n  int ret = xivelyclient.put(feed, xivelyKey);\n  Serial.print(\"xivelyclient.put returned \");\n  Serial.println(ret);\n\n  Serial.println();\n  delay(1000);\n}<\/pre>\n<h2>Pour aller plus loin : des alertes avec Zapier<\/h2>\n<p>Pour l&rsquo;instant, nos mesures sont enregistr\u00e9es sur le site Xively. Mais en ajoutant ce qu&rsquo;on appelle sur ce site un \u00ab\u00a0trigger\u00a0\u00bb, on peut cr\u00e9er une ou plusieurs alertes. On peut par exemple, dans notre cas, d\u00e9cider d&rsquo;envoyer un email si notre valeur est sup\u00e9rieur \u00e0 1000.<\/p>\n<p>Pour cela, on aura besoin d&rsquo;un compte sur le site <a href=\"https:\/\/zapier.com\/\">https:\/\/zapier.com\/<\/a>. Ensuite :<br \/>\n&#8211; Make a new zap<br \/>\n&#8211; On choisit pour la gauche : \u00ab\u00a0Web Hook\u00a0\u00bb et en dessous \u00ab\u00a0Catch Hook\u00a0\u00bb.<br \/>\n&#8211; On choisit pour la partie droite par exemple \u00ab\u00a0Gmail\u00a0\u00bb.<br \/>\n&#8211; On continue et on copie le lien.<br \/>\n&#8211; on termine cette partie en se laissant guider.<\/p>\n<p>On revient sur le site Xively et on recopie le lien dans la partie \u00ab\u00a0Add Trigger\u00a0\u00bb.<\/p>\n<p>Voila ! Et tout fonctionne sans aucune intervention de votre part. A chaque fois que votre valeur d\u00e9passera 1000, un email sera envoy\u00e9.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Xively, pour quoi faire ? Le site Xively permet de lire les valeurs courantes d&rsquo;un ou de plusieurs capteurs reli\u00e9s \u00e0 Arduino, et de visualiser automatiquement leurs \u00e9volutions en fonction&hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":2550,"menu_order":1,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-274","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.1.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Arduino et Xively - Maths &amp; Num\u00e9rique<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/wordpress.callac.online\/index.php\/numerique\/arduino\/arduino-ethernet-et-internet\/arduino-et-xively\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Arduino et Xively - Maths &amp; Num\u00e9rique\" \/>\n<meta property=\"og:description\" content=\"Xively, pour quoi faire ? Le site Xively permet de lire les valeurs courantes d&rsquo;un ou de plusieurs capteurs reli\u00e9s \u00e0 Arduino, et de visualiser automatiquement leurs \u00e9volutions en fonction&hellip;\" \/>\n<meta property=\"og:url\" content=\"https:\/\/wordpress.callac.online\/index.php\/numerique\/arduino\/arduino-ethernet-et-internet\/arduino-et-xively\/\" \/>\n<meta property=\"og:site_name\" content=\"Maths &amp; Num\u00e9rique\" \/>\n<meta property=\"article:modified_time\" content=\"2022-01-05T21:41:57+00:00\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data1\" content=\"3 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/wordpress.callac.online\/index.php\/numerique\/arduino\/arduino-ethernet-et-internet\/arduino-et-xively\/\",\"url\":\"https:\/\/wordpress.callac.online\/index.php\/numerique\/arduino\/arduino-ethernet-et-internet\/arduino-et-xively\/\",\"name\":\"Arduino et Xively - Maths &amp; Num\u00e9rique\",\"isPartOf\":{\"@id\":\"https:\/\/wordpress.callac.online\/#website\"},\"datePublished\":\"2014-01-10T08:25:50+00:00\",\"dateModified\":\"2022-01-05T21:41:57+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/wordpress.callac.online\/index.php\/numerique\/arduino\/arduino-ethernet-et-internet\/arduino-et-xively\/#breadcrumb\"},\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/wordpress.callac.online\/index.php\/numerique\/arduino\/arduino-ethernet-et-internet\/arduino-et-xively\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/wordpress.callac.online\/index.php\/numerique\/arduino\/arduino-ethernet-et-internet\/arduino-et-xively\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Accueil\",\"item\":\"https:\/\/wordpress.callac.online\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Num\u00e9rique\",\"item\":\"https:\/\/wordpress.callac.online\/index.php\/numerique\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Arduino\",\"item\":\"https:\/\/wordpress.callac.online\/index.php\/numerique\/arduino\/\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"Arduino, ethernet et internet\",\"item\":\"https:\/\/wordpress.callac.online\/index.php\/numerique\/arduino\/arduino-ethernet-et-internet\/\"},{\"@type\":\"ListItem\",\"position\":5,\"name\":\"Arduino et Xively\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/wordpress.callac.online\/#website\",\"url\":\"https:\/\/wordpress.callac.online\/\",\"name\":\"Maths & Num\u00e9rique\",\"description\":\"Des outils pour les enseignants de math\u00e9matiques et de num\u00e9rique\",\"publisher\":{\"@id\":\"https:\/\/wordpress.callac.online\/#\/schema\/person\/04061f1ca2c2c42039142a704be95940\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/wordpress.callac.online\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"fr-FR\"},{\"@type\":[\"Person\",\"Organization\"],\"@id\":\"https:\/\/wordpress.callac.online\/#\/schema\/person\/04061f1ca2c2c42039142a704be95940\",\"name\":\"dlefur\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\/\/wordpress.callac.online\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/4a9e17be136808c6597f28aa2b6c13126dab066fdc2198ff60090972c9b7fafc?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/4a9e17be136808c6597f28aa2b6c13126dab066fdc2198ff60090972c9b7fafc?s=96&d=mm&r=g\",\"caption\":\"dlefur\"},\"logo\":{\"@id\":\"https:\/\/wordpress.callac.online\/#\/schema\/person\/image\/\"},\"description\":\"Enseignant de math\u00e9matiques Lyc\u00e9e Pasteur S\u00e3o Paulo\",\"sameAs\":[\"http:\/\/wordpress.callac.online\"]}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Arduino et Xively - Maths &amp; Num\u00e9rique","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/wordpress.callac.online\/index.php\/numerique\/arduino\/arduino-ethernet-et-internet\/arduino-et-xively\/","og_locale":"fr_FR","og_type":"article","og_title":"Arduino et Xively - Maths &amp; Num\u00e9rique","og_description":"Xively, pour quoi faire ? 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