{"id":106346,"date":"2018-10-18T15:31:44","date_gmt":"2018-10-18T15:31:44","guid":{"rendered":"https:\/\/\/analyseur-de-protocole-le-200pr-pour-rs-232c-rs-422-485\/"},"modified":"2018-10-18T15:31:44","modified_gmt":"2018-10-18T15:31:44","slug":"analyseur-de-protocole-le-200pr-pour-rs-232c-rs-422-485","status":"publish","type":"post","link":"https:\/\/www.ecinews.fr\/fr\/analyseur-de-protocole-le-200pr-pour-rs-232c-rs-422-485\/","title":{"rendered":"Analyseur de protocole LE-200PR pour RS-232C, RS-422\/485"},"content":{"rendered":"<p>Les liaisons RS-232C et RS-422\/485 sont toujours employ\u00e9es dans l\u2019automatisme, les bus de terrain et lescommunications entre&nbsp;\u00e9quipements, et il est parfois n\u00e9cessaire de v\u00e9rifier le bon fonctionnement de ces communications, soit en phase de mise au point, d\u2019int\u00e9gration&nbsp;en laboratoire, soit sur le terrain afin de diagnostiquer les probl\u00e8mes de liaison et de synchronisation entre appareils.<\/p>\n<p>Les nouveaux LE-150PR et LE-200PR poss\u00e8dent deux modes de fonctionnement&nbsp; pour r\u00e9pondre \u00e0 ces deux utilisations.&nbsp;<\/p>\n<p>Le mode Analyseur s\u2019utilise avec un PC &nbsp;et un logiciel qui permet de configurer une acquisition de donn\u00e9es\/signaux, de lancer une capture par l\u2019appareil qui va non seulement enregistrer les donn\u00e9es \u00e9mises et re\u00e7ues sur une liaison, les changements d\u2019\u00e9tats des lignes de contr\u00f4le, mais aussi dater pr\u00e9cis\u00e9ment les trames de donn\u00e9es. Le logiciel va ensuite afficher toutes ces donn\u00e9es, selon les formats classiques ASCII ou Hexad\u00e9cimal, afficher des&nbsp;chronogrammes. Exporter ces donn\u00e9es en fichiers texte. &nbsp;Ces analyseurs disposent d\u2019un syst\u00e8me de d\u00e9clenchement sophistiqu\u00e9 et de compteurs-chronos&nbsp;&nbsp;permettant de d\u00e9tecter des \u00e9v\u00e8nements des types&nbsp;dur\u00e9e,chaines &nbsp;de caract\u00e8res, changements d\u2019\u00e9tats, erreurs, de les combiner pour stopper une acquisition, \u00e9mettre un signal, &nbsp;envoyer des trames pr\u00e9enregistr\u00e9es&nbsp;(car&nbsp;l\u2019appareil peut aussi&nbsp;injecter des donn\u00e9es sur les&nbsp;liaisons)<\/p>\n<p>Le mode Datalogger permet de faire fonctionner l\u2019appareil de fa\u00e7on autonome sans faire appel \u00e0 un PC. Une alimentation lui suffit. L\u2019appareil&nbsp;dispose d\u2019un lecteur de carte SDHC de 8Go pour enregistrer les param\u00e8tres et conditions d\u2019enregistrement&nbsp;ainsi que les donn\u00e9es elles-m\u00eames. Il poss\u00e8de une fonction d\u2019enregistrement automatique \u00e0 la mise sous tension, d\u2019une horloge sauvegard\u00e9e pour programmer des sessions d\u2019enregistrement automatique&nbsp;et un syst\u00e8me de protection des donn\u00e9es en cas de coupure d\u2019alimentation.<\/p>\n<p>Les LE-150PR et LE-200PR sont&nbsp;\u00e9quip\u00e9s d\u2019une interface Wi-Fi IEEE 802.11 b\/g\/n qui leur permet d\u2019\u00eatre&nbsp;utilisables&nbsp;\u00e0 distance par un PC &nbsp;en mode analyseur ou pour&nbsp;r\u00e9cup\u00e9rer&nbsp;les &nbsp;donn\u00e9es enregistr\u00e9es en mode Datalogger. L\u2019interface fonctionne en mode client ou en mode point d\u2019acc\u00e8s.&nbsp;<\/p>\n<p>Le mod\u00e8le LE-200PR se distingue du mod\u00e8le LE-150PR par sa capacit\u00e9 \u00e0 fonctionner en mode Synchrone (SYNC: SYNC\/BSC, Bit SYNC: HDLC\/SDLC\/X.25) en plus du mode Asynchrone&nbsp;plus classique.<\/p>\n<p><a href=\"http:\/\/www.neomore.com\">w<\/a><a href=\"http:\/\/ww.neomore.com\">ww.neomore.com<\/a><\/p>\n<h3 class=\"title\"><a href=\"http:\/\/www.electronique-eci.com\/news\/ecran-programmable-pour-bus-can\">Ecran programmable pour bus CAN <\/a><\/h3>\n<h3 class=\"title\"><a href=\"http:\/\/www.electronique-eci.com\/news\/premiers-modules-tq-utilisant-la-technologie-imx8x-nouvelle-generation\">Premiers modules TQ utilisant la technologie i.MX8X nouvelle g\u00e9n\u00e9ration<\/a><\/h3>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Distibu\u00e9s par NeoMore, les nouveaux analyseurs\/dataloggers autonomes multi protocoles LE-150PR de Linneeye COi s\u2019enrichissent d\u2019une interface Wi-Fi utilisable dans l\u2019Union Europ\u00e9enne.<\/p>\n","protected":false},"author":9,"featured_media":106347,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[881],"tags":[],"domains":[47],"ppma_author":[1141],"class_list":["post-106346","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nouveaux-produits","domains-electronique-eci"],"acf":[],"yoast_head":"<title>Analyseur de protocole LE-200PR pour RS-232C, RS-422\/485 ...<\/title>\n<meta name=\"description\" content=\"Distibu\u00e9s par NeoMore, les nouveaux analyseurs\/dataloggers autonomes multi protocoles LE-150PR de Linneeye COi s\u2019enrichissent d\u2019une interface Wi-Fi...\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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