{"id":12271,"date":"2023-09-05T03:15:54","date_gmt":"2023-09-04T19:15:54","guid":{"rendered":"https:\/\/www.inhand.com\/?p=12271"},"modified":"2024-08-06T02:16:42","modified_gmt":"2024-08-06T02:16:42","slug":"what-is-canbus","status":"publish","type":"post","link":"https:\/\/www.inhand.com\/fr\/support\/blogs\/what-is-canbus\/","title":{"rendered":"Qu'est-ce que le bus CAN ?"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"12271\" class=\"elementor elementor-12271\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-302c3ff4 e-flex e-con-boxed e-con e-parent\" data-id=\"302c3ff4\" data-element_type=\"container\" data-settings=\"{&quot;container_type&quot;:&quot;flex&quot;,&quot;content_width&quot;:&quot;boxed&quot;}\" data-core-v316-plus=\"true\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-6bf0ec05 e-con-full e-flex e-con e-child\" data-id=\"6bf0ec05\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;full&quot;,&quot;container_type&quot;:&quot;flex&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-15f15aa5 elementor-widget elementor-widget-heading\" data-id=\"15f15aa5\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.17.0 - 01-11-2023 *\/\n.elementor-heading-title{padding:0;margin:0;line-height:1}.elementor-widget-heading .elementor-heading-title[class*=elementor-size-]>a{color:inherit;font-size:inherit;line-height:inherit}.elementor-widget-heading .elementor-heading-title.elementor-size-small{font-size:15px}.elementor-widget-heading .elementor-heading-title.elementor-size-medium{font-size:19px}.elementor-widget-heading .elementor-heading-title.elementor-size-large{font-size:29px}.elementor-widget-heading .elementor-heading-title.elementor-size-xl{font-size:39px}.elementor-widget-heading .elementor-heading-title.elementor-size-xxl{font-size:59px}<\/style><h1 class=\"elementor-heading-title elementor-size-default\">Qu'est-ce que le bus CAN ?<\/h1>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-6cffbfdb e-con-full e-flex e-con e-child\" data-id=\"6cffbfdb\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;full&quot;,&quot;container_type&quot;:&quot;flex&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-61f94e5d elementor-widget elementor-widget-text-editor\" data-id=\"61f94e5d\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.17.0 - 01-11-2023 *\/\n.elementor-widget-text-editor.elementor-drop-cap-view-stacked .elementor-drop-cap{background-color:#69727d;color:#fff}.elementor-widget-text-editor.elementor-drop-cap-view-framed .elementor-drop-cap{color:#69727d;border:3px solid;background-color:transparent}.elementor-widget-text-editor:not(.elementor-drop-cap-view-default) .elementor-drop-cap{margin-top:8px}.elementor-widget-text-editor:not(.elementor-drop-cap-view-default) .elementor-drop-cap-letter{width:1em;height:1em}.elementor-widget-text-editor .elementor-drop-cap{float:left;text-align:center;line-height:1;font-size:50px}.elementor-widget-text-editor .elementor-drop-cap-letter{display:inline-block}<\/style>\t\t\t\t<p>Lorsque l'on parle de mise en r\u00e9seau de v\u00e9hicules, vous avez certainement entendu parler du terme \u300abus CAN\u300b. Qu'est-ce que le bus CAN ? Comment fonctionne-t-il ?<\/p><p><strong>Qu'est-ce que le bus CAN ?<\/strong><\/p><p>\u300aCAN bus\"\u300best l'abr\u00e9viation de\u00a0<strong>\u300aController Area Network Bus\u300b(CAN bus)<\/strong>Il s'agit d'un protocole bas\u00e9 sur les messages pour les communications en s\u00e9rie dans les automobiles.<\/p><p>Dans l'industrie automobile, pour des raisons de s\u00e9curit\u00e9, de confort et de commodit\u00e9,\u00a0<strong>un grand nombre d'unit\u00e9s de contr\u00f4le \u00e9lectronique (ECU)<\/strong>\u00a0ont \u00e9t\u00e9 produites. Les v\u00e9hicules plus avanc\u00e9s comportent g\u00e9n\u00e9ralement un plus grand nombre d'UCE et des UCE plus sophistiqu\u00e9es, telles que les unit\u00e9s de contr\u00f4le du moteur, les airbags, l'ABS, les syst\u00e8mes d'injection \u00e9lectronique de carburant, etc.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0025283 elementor-widget elementor-widget-image\" data-id=\"0025283\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.17.0 - 01-11-2023 *\/\n.elementor-widget-image{text-align:center}.elementor-widget-image a{display:inline-block}.elementor-widget-image a img[src$=\".svg\"]{width:48px}.elementor-widget-image img{vertical-align:middle;display:inline-block}<\/style>\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"900\" height=\"600\" src=\"https:\/\/www.inhand.com\/wp-content\/uploads\/2023\/09\/1.jpg\" class=\"attachment-large size-large wp-image-12275\" alt=\"\" srcset=\"https:\/\/www.inhand.com\/wp-content\/uploads\/2023\/09\/1.jpg 900w, https:\/\/www.inhand.com\/wp-content\/uploads\/2023\/09\/1-300x200.jpg 300w, https:\/\/www.inhand.com\/wp-content\/uploads\/2023\/09\/1-768x512.jpg 768w, https:\/\/www.inhand.com\/wp-content\/uploads\/2023\/09\/1-18x12.jpg 18w\" sizes=\"(max-width: 900px) 100vw, 900px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-bd0467d e-con-full e-flex e-con e-child\" data-id=\"bd0467d\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;full&quot;,&quot;container_type&quot;:&quot;flex&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-dc2f502 elementor-widget elementor-widget-text-editor\" data-id=\"dc2f502\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Ces syst\u00e8mes varient en fonction des types de donn\u00e9es et des exigences en mati\u00e8re de fiabilit\u00e9 de la communication. Pour r\u00e9pondre \u00e0 ces diff\u00e9rences, il faut davantage de bus, ce qui peut entra\u00eener une augmentation du nombre de c\u00e2bles \u00e0 bord. Pour r\u00e9pondre aux besoins d'un nombre r\u00e9duit de c\u00e2bles et de grands volumes de communications rapides via plusieurs r\u00e9seaux locaux, BOSCH, une soci\u00e9t\u00e9 connue pour d\u00e9velopper et produire de l'\u00e9lectronique automobile, a mis au point en 1986 le protocole de bus CAN pour les v\u00e9hicules. Le bus CAN a ensuite \u00e9t\u00e9 normalis\u00e9 par les normes ISO11898 et ISO11519, et est aujourd'hui un protocole normalis\u00e9 en Europe pour les r\u00e9seaux de v\u00e9hicules.<\/p><p><strong>Comment fonctionne le bus CAN ?<\/strong><\/p><p>Les capteurs install\u00e9s autour du v\u00e9hicule surveillent en permanence l'\u00e9tat du v\u00e9hicule et envoient les donn\u00e9es aux unit\u00e9s de contr\u00f4le respectives. Par exemple, les donn\u00e9es relatives \u00e0 la pression atmosph\u00e9rique, \u00e0 la temp\u00e9rature du moteur et \u00e0 la vitesse du moteur recueillies par les capteurs parviennent \u00e0 l'unit\u00e9 de contr\u00f4le du moteur qui, apr\u00e8s analyse et traitement, envoie des commandes pour contr\u00f4ler la quantit\u00e9 de carburant \u00e0 injecter.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-67c42e8 elementor-widget elementor-widget-image\" data-id=\"67c42e8\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"901\" height=\"500\" src=\"https:\/\/www.inhand.com\/wp-content\/uploads\/2023\/09\/2.jpg\" class=\"attachment-large size-large wp-image-12282\" alt=\"\" srcset=\"https:\/\/www.inhand.com\/wp-content\/uploads\/2023\/09\/2.jpg 901w, https:\/\/www.inhand.com\/wp-content\/uploads\/2023\/09\/2-300x166.jpg 300w, https:\/\/www.inhand.com\/wp-content\/uploads\/2023\/09\/2-768x426.jpg 768w, https:\/\/www.inhand.com\/wp-content\/uploads\/2023\/09\/2-18x10.jpg 18w\" sizes=\"(max-width: 901px) 100vw, 901px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fbc0833 elementor-widget elementor-widget-text-editor\" data-id=\"fbc0833\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Les calculateurs embarqu\u00e9s ne fonctionnent pas ind\u00e9pendamment les uns des autres. Ils doivent au contraire partager des informations pour mieux collaborer. Cela implique des exigences en mati\u00e8re de transmission de donn\u00e9es.<\/p><p>En g\u00e9n\u00e9ral, la communication entre les calculateurs s'effectue de deux mani\u00e8res.<\/p><p>Premi\u00e8rement, chaque message est transmis par des c\u00e2bles ind\u00e9pendants. Par exemple, si 5 signaux doivent \u00eatre \u00e9chang\u00e9s entre deux unit\u00e9s de contr\u00f4le, 5 c\u00e2bles ind\u00e9pendants sont n\u00e9cessaires. Plus de messages signifient plus de c\u00e2bles et plus de broches entre les calculateurs.<\/p><p>Deuxi\u00e8mement, tous les messages entre les calculateurs sont transmis par deux c\u00e2bles. Ainsi, tous les messages, quelle que soit leur taille, peuvent circuler dans les deux c\u00e2bles.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9ba2df5 elementor-widget elementor-widget-image\" data-id=\"9ba2df5\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"901\" height=\"600\" src=\"https:\/\/www.inhand.com\/wp-content\/uploads\/2023\/09\/3.jpg\" class=\"attachment-large size-large wp-image-12286\" alt=\"\" srcset=\"https:\/\/www.inhand.com\/wp-content\/uploads\/2023\/09\/3.jpg 901w, https:\/\/www.inhand.com\/wp-content\/uploads\/2023\/09\/3-300x200.jpg 300w, https:\/\/www.inhand.com\/wp-content\/uploads\/2023\/09\/3-768x511.jpg 768w, https:\/\/www.inhand.com\/wp-content\/uploads\/2023\/09\/3-18x12.jpg 18w\" sizes=\"(max-width: 901px) 100vw, 901px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-175ed87 elementor-widget elementor-widget-text-editor\" data-id=\"175ed87\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Ces c\u00e2bles sont appel\u00e9s bus CAN.\u00a0<strong>Bus CAN<\/strong>.<\/p><p>Le bus CAN est un bus de type diffusion sans ordinateur h\u00f4te. Tous les n\u0153uds peuvent \"entendre\" invariablement toutes les transmissions et il n'y a aucun moyen d'envoyer un message \u00e0 un n\u0153ud particulier - \u00e0 moins de proc\u00e9der \u00e0 des r\u00e9glages sp\u00e9ciaux.<\/p><p><strong>Bus CAN et OBD<\/strong><\/p><p>Il arrive que vous voyiez un autre mot accompagnant le bus CAN :\u00a0<strong>OBD<\/strong>Qu'est-ce que l'OBD ? Quelle est la diff\u00e9rence entre CAN bus et OBD ?<\/p><p>OBD est l'abr\u00e9viation de\u00a0<strong>On-board Diagnostics<\/strong>une norme \u00e9tablie par l'Europe et les \u00c9tats-Unis et utilis\u00e9e pour contr\u00f4ler les syst\u00e8mes automobiles li\u00e9s aux \u00e9missions (par exemple, les moteurs et les bo\u00eetes de vitesses). L'OBD d\u00e9finit les formats des services de diagnostic et des transmissions de donn\u00e9es qui doivent \u00eatre pris en charge par les syst\u00e8mes connexes et permet d'enregistrer les d\u00e9fauts et d'alerter le propri\u00e9taire du v\u00e9hicule.<\/p><p>La transmission des donn\u00e9es de l'OBD doit s'appuyer sur une liaison de donn\u00e9es sous-jacente. Cette liaison peut \u00eatre un bus CAN ou d'autres types de bus comme le bus K.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8612946 elementor-widget elementor-widget-image\" data-id=\"8612946\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"900\" height=\"482\" src=\"https:\/\/www.inhand.com\/wp-content\/uploads\/2023\/09\/CAN-bus-vs.-OBD.png\" class=\"attachment-large size-large wp-image-12288\" alt=\"\" srcset=\"https:\/\/www.inhand.com\/wp-content\/uploads\/2023\/09\/CAN-bus-vs.-OBD.png 900w, https:\/\/www.inhand.com\/wp-content\/uploads\/2023\/09\/CAN-bus-vs.-OBD-300x161.png 300w, https:\/\/www.inhand.com\/wp-content\/uploads\/2023\/09\/CAN-bus-vs.-OBD-768x411.png 768w, https:\/\/www.inhand.com\/wp-content\/uploads\/2023\/09\/CAN-bus-vs.-OBD-18x10.png 18w\" sizes=\"(max-width: 900px) 100vw, 900px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f4cd0d5 elementor-widget elementor-widget-text-editor\" data-id=\"f4cd0d5\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"n3csLx\"><div class=\"m3csEditor autoMaxImg\"><p>Vous voyez ? Le bus CAN est la liaison de donn\u00e9es sous-jacente pour la communication LAN des contr\u00f4leurs embarqu\u00e9s, tandis que l'OBD est un syst\u00e8me d'autodiagnostic qui fonctionne sur la base du bus CAN.<\/p><p><strong>Quelle est la particularit\u00e9 du bus CAN ?<\/strong><\/p><p>Les caract\u00e9ristiques particuli\u00e8res de l'environnement des v\u00e9hicules entra\u00eenent des exigences \u00e9lev\u00e9es en mati\u00e8re de facilit\u00e9 d'utilisation, de fiabilit\u00e9 et de co\u00fbt des syst\u00e8mes de communication. La norme du bus CAN est largement appliqu\u00e9e dans tous les v\u00e9hicules et dans de nombreuses autres machines en raison des avantages suivants :<\/p><p><br \/><strong>Simplicit\u00e9 et faible co\u00fbt<\/strong><\/p><p>Comme indiqu\u00e9 ci-dessus, tous les calculateurs peuvent communiquer via deux fils de bus CAN au lieu de lignes de signaux analogiques complexes, ce qui r\u00e9duit les erreurs, le poids, le c\u00e2blage et les co\u00fbts.<\/p><p><strong>Enti\u00e8rement centralis\u00e9<\/strong><\/p><p>Le bus CAN offre un point d'entr\u00e9e unique pour communiquer avec tous les calculateurs du r\u00e9seau, ce qui permet de centraliser les diagnostics, l'enregistrement des donn\u00e9es et la configuration.<\/p><p>\u00a0<\/p><p><strong>Extr\u00eamement robuste<\/strong><\/p><p>Le syst\u00e8me de bus CAN est suffisamment robuste pour r\u00e9sister aux perturbations \u00e9lectriques et aux interf\u00e9rences \u00e9lectromagn\u00e9tiques. Il peut donc \u00eatre install\u00e9 dans une large gamme de v\u00e9hicules, y compris dans des applications critiques pour la s\u00e9curit\u00e9.<\/p><p><strong>Efficace<\/strong><\/p><p>La communication au sein du syst\u00e8me de bus CAN est hi\u00e9rarchis\u00e9e par ID. Les donn\u00e9es prioritaires b\u00e9n\u00e9ficient d'un acc\u00e8s imm\u00e9diat au bus sans interrompre les autres.<\/p><p><strong>D\u00e9ploiement facile<\/strong><\/p><p>Le bus CAN est une norme \u00e9prouv\u00e9e qui b\u00e9n\u00e9ficie d'un riche \u00e9cosyst\u00e8me de soutien, ce qui facilite son installation sur divers v\u00e9hicules.<\/p><p><strong>Applications du bus CAN<\/strong><\/p><p>Dot\u00e9 d'excellentes capacit\u00e9s de contr\u00f4le et de d\u00e9tection des erreurs, le bus CAN est un protocole id\u00e9al pour le diagnostic des v\u00e9hicules. En fait, son adoption va bien au-del\u00e0 et s'\u00e9tend \u00e0 presque tous les secteurs d'activit\u00e9.<\/p><\/div><\/div>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4c0c91d elementor-widget elementor-widget-image\" data-id=\"4c0c91d\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"901\" height=\"527\" src=\"https:\/\/www.inhand.com\/wp-content\/uploads\/2023\/09\/Applications-of-CAN-bus.jpeg\" class=\"attachment-large size-large wp-image-12287\" alt=\"\" srcset=\"https:\/\/www.inhand.com\/wp-content\/uploads\/2023\/09\/Applications-of-CAN-bus.jpeg 901w, https:\/\/www.inhand.com\/wp-content\/uploads\/2023\/09\/Applications-of-CAN-bus-300x175.jpeg 300w, https:\/\/www.inhand.com\/wp-content\/uploads\/2023\/09\/Applications-of-CAN-bus-768x449.jpeg 768w, https:\/\/www.inhand.com\/wp-content\/uploads\/2023\/09\/Applications-of-CAN-bus-18x12.jpeg 18w\" sizes=\"(max-width: 901px) 100vw, 901px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f867e78 elementor-widget elementor-widget-text-editor\" data-id=\"f867e78\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"n3csLx\"><div class=\"m3csEditor autoMaxImg\">Les <strong><a href=\"\/fr\/products\/5g-vehicle-gateways\/\">Les passerelles 5G pour v\u00e9hicules<\/a><\/strong>\u00a0 et <strong><a href=\"\/fr\/products\/vehicle-telematics\/\">les passerelles t\u00e9l\u00e9matiques pour v\u00e9hicules<\/a> <\/strong>toutes deux l'interface du bus CAN. Gr\u00e2ce aux protocoles OBD-II et J1939, elles aident les clients \u00e0 obtenir l'\u00e9tat de fonctionnement du v\u00e9hicule en temps r\u00e9el, \u00e0 mieux g\u00e9rer les dispositifs embarqu\u00e9s et \u00e0 garantir la s\u00e9curit\u00e9 et l'efficacit\u00e9 du r\u00e9seau de v\u00e9hicules.<\/div><\/div>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-4dc21528 e-flex e-con-boxed e-con e-child\" data-id=\"4dc21528\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;container_type&quot;:&quot;flex&quot;,&quot;content_width&quot;:&quot;boxed&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-5c7efff0 e-con-full e-flex e-con e-child\" data-id=\"5c7efff0\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;full&quot;,&quot;container_type&quot;:&quot;flex&quot;}\">\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-4ac4d1fd e-con-full e-flex e-con e-child\" data-id=\"4ac4d1fd\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;full&quot;,&quot;container_type&quot;:&quot;flex&quot;}\">\n\t\t<div class=\"elementor-element elementor-element-687edd4e e-con-full e-flex e-con e-child\" data-id=\"687edd4e\" data-element_type=\"container\" data-settings=\"{&quot;sticky&quot;:&quot;top&quot;,&quot;sticky_offset&quot;:60,&quot;content_width&quot;:&quot;full&quot;,&quot;sticky_offset_tablet&quot;:0,&quot;sticky_offset_mobile&quot;:0,&quot;sticky_parent&quot;:&quot;yes&quot;,&quot;container_type&quot;:&quot;flex&quot;,&quot;sticky_on&quot;:[&quot;desktop&quot;,&quot;tablet&quot;,&quot;mobile&quot;],&quot;sticky_effects_offset&quot;:0}\">\n\t\t\t\t<div class=\"elementor-element 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hm-tb-post-content\"><\/i><\/span>\t\t\t\t\t\t\t\t<div class=\"ha-post-list-content\">\n\t\t\t\t\t\t\t\t\t<h2 class=\"ha-post-list-title\">\u300aCloud + Edge\u300bcoordonn\u00e9s, prosp\u00e8rent \u00e0 l'\u00e8re de l'IIoT<\/h2>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t\t\t\t<li class=\"ha-post-list-item\">\n\t\t\t\t\t\t\t<a href=\"https:\/\/www.inhand.com\/fr\/products\/5g-vehicle-gateways\/\">\n\t\t\t\t\t\t\t\t<span class=\"ha-post-list-icon\"><i aria-hidden=\"true\" class=\"hm hm-tb-post-content\"><\/i><\/span>\t\t\t\t\t\t\t\t<div class=\"ha-post-list-content\">\n\t\t\t\t\t\t\t\t\t<h2 class=\"ha-post-list-title\">Passerelles pour v\u00e9hicules VG<\/h2>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t\t\t\t<li class=\"ha-post-list-item\">\n\t\t\t\t\t\t\t<a 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data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;container_type&quot;:&quot;flex&quot;,&quot;content_width&quot;:&quot;boxed&quot;}\" data-core-v316-plus=\"true\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7ef50058 elementor-widget elementor-widget-ucaddon_uc_card_post_carousel\" data-id=\"7ef50058\" data-element_type=\"widget\" data-widget_type=\"ucaddon_uc_card_post_carousel.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\n<!-- start Post Carousel Lite -->\n\t\t<link id='font-awesome-css' href='https:\/\/www.inhand.com\/wp-content\/plugins\/unlimited-elements-for-elementor-premium\/assets_libraries\/font-awesome6\/fontawesome-all.min.css' type='text\/css' rel='stylesheet' >\n\t\t<link id='font-awesome-4-shim-css' href='https:\/\/www.inhand.com\/wp-content\/plugins\/unlimited-elements-for-elementor-premium\/assets_libraries\/font-awesome6\/fontawesome-v4-shims.min.css' type='text\/css' rel='stylesheet' >\n\t\t<link id='owl-carousel-css' href='https:\/\/www.inhand.com\/wp-content\/plugins\/unlimited-elements-for-elementor-premium\/assets_libraries\/owl-carousel-new\/assets\/owl.carousel.css' type='text\/css' rel='stylesheet' >\n\n<style>\/* widget: Post Carousel Lite *\/\n\n#uc_uc_card_post_carousel_elementor_7ef50058 *{\n  box-sizing:border-box;\n}\n#uc_uc_card_post_carousel_elementor_7ef50058{\n  position:relative;\n  min-height:1px;\n}\n#uc_uc_card_post_carousel_elementor_7ef50058 .uc_image_carousel_content{\n\ttext-align:center;\n    display: flex;\n     flex-flow: column nowrap;\n}\n#uc_uc_card_post_carousel_elementor_7ef50058 .ue_post_carousel_item\n{\n  overflow:hidden;\n  \n}\n\n#uc_uc_card_post_carousel_elementor_7ef50058 .ue_post_btn_holder\n{\n  margin-top:auto;\n}\n\n#uc_uc_card_post_carousel_elementor_7ef50058 .uc_more_btn{\n\n  display:inline-block;\n  text-align:center;\n  text-decoration:none;\n} \n\n.uc_overlay_image_carousel .uc_more_btn{\n  text-decoration:none;\n  display:inline-block;\n}\n\n.uc_overlay_image_carousel .uc_post_title{\n  font-size:21px;\n  text-decoration:none;\n}\n\n#uc_uc_card_post_carousel_elementor_7ef50058 .owl-nav .owl-prev{\n    position:absolute;\n    display:inline-block;\n    text-align:center;\n}\n#uc_uc_card_post_carousel_elementor_7ef50058 .owl-nav .owl-next{\n  position:absolute;\n  display:inline-block;\n  text-align:center;\n}\n\n\n#uc_uc_card_post_carousel_elementor_7ef50058 .owl-dots {\noverflow:hidden;\ndisplay:false !important;\ntext-align:center;\n}\n\n#uc_uc_card_post_carousel_elementor_7ef50058 .owl-dot {\nborder-radius:50%;\ndisplay:inline-block;\n}\n\n<\/style>\n\n<div class=\"uc_overlay_image_carousel\" id=\"uc_uc_card_post_carousel_elementor_7ef50058\" data-custom-sethtml=\"true\" >\n   <div class=\"uc_carousel owl-carousel owl-theme uc-items-wrapper\">\n   \t\t<div id=\"uc_uc_card_post_carousel_elementor_7ef50058_item1\" class=\"uc_image_carousel_container_holder ue_post_carousel_item ue-Blogs\">\n  <div class=\"uc_image_carousel_placeholder\">\n    <a href=\"https:\/\/www.inhand.com\/fr\/support\/blogs\/new-5g-router-cr602-helps-coffee-shops-improve-connectivity-and-business-internet-reliability\/\"><div calss=\"uc_image_carousel_bg\" style=\"background-image:url(https:\/\/www.inhand.com\/wp-content\/uploads\/\u5c01\u9762-2-768x563.png); background-size:cover; background-position:center; height:200px;\"><\/div><\/a>\n  <\/div>\n\n  <div class=\"uc_image_carousel_content\" >\n                <a href=\"https:\/\/www.inhand.com\/fr\/support\/blogs\/new-5g-router-cr602-helps-coffee-shops-improve-connectivity-and-business-internet-reliability\/\" style=\"text-decoration:none;\"><div class=\"uc_post_title\" style=\"text-decoration:none;\">Le nouveau routeur 5G CR602 aide les caf\u00e9s \u00e0 am\u00e9liorer leur connectivit\u00e9 et la fiabilit\u00e9 de leur connexion Internet professionnelle.<\/div><\/a>   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Con\u00e7u pour \u00e9viter les interruptions de service\u2026<\/div>    <div class=\"ue_post_btn_holder\"><a class=\"uc_more_btn\"  href=\"https:\/\/www.inhand.com\/fr\/support\/blogs\/new-5g-router-cr602-helps-coffee-shops-improve-connectivity-and-business-internet-reliability\/\">En savoir plus \u2192<\/a><\/div>  <\/div>\n<\/div>\n<div id=\"uc_uc_card_post_carousel_elementor_7ef50058_item2\" class=\"uc_image_carousel_container_holder ue_post_carousel_item ue-Blogs\">\n  <div class=\"uc_image_carousel_placeholder\">\n    <a href=\"https:\/\/www.inhand.com\/fr\/support\/blogs\/clawdbot-edge-deployment-guide\/\"><div calss=\"uc_image_carousel_bg\" style=\"background-image:url(https:\/\/www.inhand.com\/wp-content\/uploads\/OpenClaw-banner-768x563.png); background-size:cover; background-position:center; height:200px;\"><\/div><\/a>\n  <\/div>\n\n  <div class=\"uc_image_carousel_content\" >\n                <a href=\"https:\/\/www.inhand.com\/fr\/support\/blogs\/clawdbot-edge-deployment-guide\/\" style=\"text-decoration:none;\"><div class=\"uc_post_title\" style=\"text-decoration:none;\">Adieu Mac mini \u00ab\u00a0Toujours allum\u00e9\u00a0\u00bb\u00a0! Un ordinateur de bord IA abordable assure le fonctionnement continu d\u2019OpenClaw 24\u00a0h\/24 et 7\u00a0j\/7.<\/div><\/a>    <div class=\"ue_post_intro\">D\u00e9ployez un agent d&#039;IA toujours actif sur un ordinateur p\u00e9riph\u00e9rique InHand sous Linux\u00a0: installez Clawdbot, planifiez les inspections\u2026<\/div>    <div class=\"ue_post_btn_holder\"><a class=\"uc_more_btn\"  href=\"https:\/\/www.inhand.com\/fr\/support\/blogs\/clawdbot-edge-deployment-guide\/\">En savoir plus \u2192<\/a><\/div>  <\/div>\n<\/div>\n<div id=\"uc_uc_card_post_carousel_elementor_7ef50058_item3\" class=\"uc_image_carousel_container_holder ue_post_carousel_item ue-Blogs\">\n  <div class=\"uc_image_carousel_placeholder\">\n    <a href=\"https:\/\/www.inhand.com\/fr\/support\/blogs\/making-automated-production-lines-truly-controllable-and-visible\/\"><div calss=\"uc_image_carousel_bg\" style=\"background-image:url(https:\/\/www.inhand.com\/wp-content\/uploads\/Making-Automated-Production-Lines-Truly-Controllable-and-Visible-cover-768x563.jpg); background-size:cover; background-position:center; height:200px;\"><\/div><\/a>\n  <\/div>\n\n  <div class=\"uc_image_carousel_content\" >\n                <a href=\"https:\/\/www.inhand.com\/fr\/support\/blogs\/making-automated-production-lines-truly-controllable-and-visible\/\" style=\"text-decoration:none;\"><div class=\"uc_post_title\" style=\"text-decoration:none;\">Rendre les lignes de production automatis\u00e9es v\u00e9ritablement contr\u00f4lables et visibles<\/div><\/a>    <div class=\"ue_post_intro\">Avec l&#039;automatisation croissante, les cha\u00eenes de production d\u00e9pendent plus que jamais d&#039;une connectivit\u00e9 r\u00e9seau stable. Cet article...<\/div>    <div class=\"ue_post_btn_holder\"><a class=\"uc_more_btn\"  href=\"https:\/\/www.inhand.com\/fr\/support\/blogs\/making-automated-production-lines-truly-controllable-and-visible\/\">En savoir plus \u2192<\/a><\/div>  <\/div>\n<\/div>\n<div id=\"uc_uc_card_post_carousel_elementor_7ef50058_item4\" class=\"uc_image_carousel_container_holder ue_post_carousel_item ue-Blogs\">\n  <div class=\"uc_image_carousel_placeholder\">\n    <a href=\"https:\/\/www.inhand.com\/fr\/support\/blogs\/ai-construction-safety-edge-decision\/\"><div calss=\"uc_image_carousel_bg\" style=\"background-image:url(https:\/\/www.inhand.com\/wp-content\/uploads\/EC5550_notitle-768x563.jpg); background-size:cover; background-position:center; height:200px;\"><\/div><\/a>\n  <\/div>\n\n  <div class=\"uc_image_carousel_content\" >\n                <a href=\"https:\/\/www.inhand.com\/fr\/support\/blogs\/ai-construction-safety-edge-decision\/\" style=\"text-decoration:none;\"><div class=\"uc_post_title\" style=\"text-decoration:none;\">Comment l&#039;IA r\u00e9invente la gestion de la s\u00e9curit\u00e9 sur les grands chantiers de construction gr\u00e2ce \u00e0 la prise de d\u00e9cision sur site<\/div><\/a>    <div class=\"ue_post_intro\">L&#039;intelligence artificielle embarqu\u00e9e permet une surveillance de la s\u00e9curit\u00e9 en temps r\u00e9el et hors ligne sur les chantiers. Elle d\u00e9tecte instantan\u00e9ment les EPI\u2026<\/div>    <div class=\"ue_post_btn_holder\"><a class=\"uc_more_btn\"  href=\"https:\/\/www.inhand.com\/fr\/support\/blogs\/ai-construction-safety-edge-decision\/\">En savoir plus \u2192<\/a><\/div>  <\/div>\n<\/div>\n<div id=\"uc_uc_card_post_carousel_elementor_7ef50058_item5\" class=\"uc_image_carousel_container_holder ue_post_carousel_item ue-Blogs\">\n  <div class=\"uc_image_carousel_placeholder\">\n    <a href=\"https:\/\/www.inhand.com\/fr\/support\/blogs\/from-sampling-to-100-percent-ai-inspection\/\"><div calss=\"uc_image_carousel_bg\" style=\"background-image:url(https:\/\/www.inhand.com\/wp-content\/uploads\/EC5550-768x563.jpg); background-size:cover; background-position:center; height:200px;\"><\/div><\/a>\n  <\/div>\n\n  <div class=\"uc_image_carousel_content\" >\n                <a href=\"https:\/\/www.inhand.com\/fr\/support\/blogs\/from-sampling-to-100-percent-ai-inspection\/\" style=\"text-decoration:none;\"><div class=\"uc_post_title\" style=\"text-decoration:none;\">De l&#039;\u00e9chantillonnage \u00e0 l&#039;inspection IA 100%<\/div><\/a>    <div class=\"ue_post_intro\">L&#039;agr\u00e9gation des op\u00e9rateurs 5G expliqu\u00e9e : d\u00e9bloquez une connectivit\u00e9 ultra-rapide et r\u00e9siliente avec le prochain business FWA12...<\/div>    <div class=\"ue_post_btn_holder\"><a class=\"uc_more_btn\"  href=\"https:\/\/www.inhand.com\/fr\/support\/blogs\/from-sampling-to-100-percent-ai-inspection\/\">En savoir plus \u2192<\/a><\/div>  <\/div>\n<\/div>\n<div id=\"uc_uc_card_post_carousel_elementor_7ef50058_item6\" class=\"uc_image_carousel_container_holder ue_post_carousel_item ue-Blogs\">\n  <div class=\"uc_image_carousel_placeholder\">\n    <a href=\"https:\/\/www.inhand.com\/fr\/support\/blogs\/what-is-carrier-aggregation\/\"><div calss=\"uc_image_carousel_bg\" style=\"background-image:url(https:\/\/www.inhand.com\/wp-content\/uploads\/carrier-aggregation-768x563.jpg); background-size:cover; background-position:center; height:200px;\"><\/div><\/a>\n  <\/div>\n\n  <div class=\"uc_image_carousel_content\" >\n                <a href=\"https:\/\/www.inhand.com\/fr\/support\/blogs\/what-is-carrier-aggregation\/\" style=\"text-decoration:none;\"><div class=\"uc_post_title\" style=\"text-decoration:none;\">Qu&#039;est-ce que l&#039;agr\u00e9gation de porteuses (CA) ?<\/div><\/a>    <div class=\"ue_post_intro\">L&#039;agr\u00e9gation des op\u00e9rateurs 5G expliqu\u00e9e : d\u00e9bloquez une connectivit\u00e9 ultra-rapide et r\u00e9siliente avec le prochain business FWA12...<\/div>    <div class=\"ue_post_btn_holder\"><a class=\"uc_more_btn\"  href=\"https:\/\/www.inhand.com\/fr\/support\/blogs\/what-is-carrier-aggregation\/\">En savoir plus \u2192<\/a><\/div>  <\/div>\n<\/div>\n<div id=\"uc_uc_card_post_carousel_elementor_7ef50058_item7\" class=\"uc_image_carousel_container_holder ue_post_carousel_item ue-Blogs\">\n  <div class=\"uc_image_carousel_placeholder\">\n    <a href=\"https:\/\/www.inhand.com\/fr\/support\/blogs\/eu-nis2-directive-compliance-guide\/\"><div calss=\"uc_image_carousel_bg\" style=\"background-image:url(https:\/\/www.inhand.com\/wp-content\/uploads\/InHand-Networks-NIS-2-readines-768x563.jpg); 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D\u00e9couvrez comment InHand\u2026<\/div>    <div class=\"ue_post_btn_holder\"><a class=\"uc_more_btn\"  href=\"https:\/\/www.inhand.com\/fr\/support\/blogs\/traffic-shaping-for-network-management\/\">En savoir plus \u2192<\/a><\/div>  <\/div>\n<\/div>\n<div id=\"uc_uc_card_post_carousel_elementor_7ef50058_item10\" class=\"uc_image_carousel_container_holder ue_post_carousel_item ue-Blogs\">\n  <div class=\"uc_image_carousel_placeholder\">\n    <a href=\"https:\/\/www.inhand.com\/fr\/support\/blogs\/deploying-aws-iot-sitewise-on-ec942-edge-computer\/\"><div calss=\"uc_image_carousel_bg\" style=\"background-image:url(https:\/\/www.inhand.com\/wp-content\/uploads\/deploy-aws-iot-sitewise-on-ec942-edge-computer-768x499.jpg); background-size:cover; background-position:center; height:200px;\"><\/div><\/a>\n  <\/div>\n\n  <div class=\"uc_image_carousel_content\" >\n                <a href=\"https:\/\/www.inhand.com\/fr\/support\/blogs\/deploying-aws-iot-sitewise-on-ec942-edge-computer\/\" style=\"text-decoration:none;\"><div class=\"uc_post_title\" style=\"text-decoration:none;\">D\u00e9ploiement d'AWS IoT SiteWise sur l'InHand EC942 pour l'analyse des donn\u00e9es industrielles<\/div><\/a>    <div class=\"ue_post_intro\">D\u00e9ployez AWS IoT SiteWise sur l'EC942 pour obtenir des informations sur les donn\u00e9es industrielles en temps r\u00e9el avec...<\/div>    <div class=\"ue_post_btn_holder\"><a class=\"uc_more_btn\"  href=\"https:\/\/www.inhand.com\/fr\/support\/blogs\/deploying-aws-iot-sitewise-on-ec942-edge-computer\/\">En savoir plus \u2192<\/a><\/div>  <\/div>\n<\/div>\n\n   <\/div>\t\n<\/div>\n\n<!-- --->\n<!-- --->\n<!-- --->\n<!-- end Post Carousel Lite -->\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Qu'est-ce que le bus CAN ? Comment fonctionne-t-il ? Quels sont ses avantages pour la mise en r\u00e9seau et le diagnostic des v\u00e9hicules ?<\/p>","protected":false},"author":1,"featured_media":31929,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[126],"tags":[],"class_list":["post-12271","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blogs"],"blocksy_meta":"","acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v23.1 (Yoast SEO v23.1) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>What is CAN bus? - InHand Networks<\/title>\n<meta name=\"description\" content=\"When talking about vehicle networking, you must have heard about the term \u201cCAN bus\u201d. What is CAN bus? 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