{"id":1018093,"date":"2025-01-01T00:00:00","date_gmt":"2025-01-01T00:00:00","guid":{"rendered":"http:\/\/&#038;p=1018093"},"modified":"2026-08-19T02:45:29","modified_gmt":"2026-08-19T02:45:29","slug":"emerald-mm-opto-sv","status":"publish","type":"product","link":"https:\/\/scn.eu\/sv\/produkt\/emerald-mm-opto-sv\/","title":{"rendered":"Emerald-MM-Opto PC\/104-modul med optoisolerade RS-232\/422\/485-portar och GPIO"},"content":{"rendered":"<p>Beskrivning<br \/>\nEmerald-MM-Opto erbjuder en integrerad, robust och p\u00e5litlig l\u00f6sning f\u00f6r inbyggda system med PC\/104-utbyggnadsm\u00f6jligheter som kr\u00e4ver seriell kommunikation i kr\u00e4vande till\u00e4mpningar. Den erbjuder 2 eller 4 optiskt isolerade seriella portar med protokollen RS-232, RS-422 och RS-485, samt 24 digitala I\/O-linjer, allt p\u00e5 ett enda kort. <\/p>\n<p>Optisk isolering p\u00e5 1000 V likstr\u00f6m eller v\u00e4xelstr\u00f6m skyddar ditt inbyggda system mot jordskillnader eller brusspikar som skulle kunna skada icke-isolerade kretskort. Varje port \u00e4r isolerad fr\u00e5n de \u00f6vriga portarna samt fr\u00e5n systemet. Det ut\u00f6kade temperaturomr\u00e5det (-40 till +85 \u00b0C) g\u00f6r att kortet kan anv\u00e4ndas i fordon som t\u00e5g och bussar utan att man beh\u00f6ver oroa sig f\u00f6r temperatursv\u00e4ngningar. Dessa funktioner g\u00f6r att Emerald-MM-Opto kan erbjuda p\u00e5litlig seriell kommunikation i tuffa milj\u00f6er som t\u00e5g och bussar.   <\/p>\n<p>F\u00f6rutom sin robusta konstruktion erbjuder Emerald-MM-Opto flexibilitet och avancerade funktioner. Varje seriell port kan konfigureras separat vad g\u00e4ller protokoll- och IRQ-inst\u00e4llningar. \u00c5tta olika kombinationer av I\/O-adresser \u00e4r inbyggda. 16C2850 UART-kretsarna med 128-byte FIFO-buffertar st\u00f6der h\u00f6ga data\u00f6verf\u00f6ringshastigheter p\u00e5 upp till 460 kbps utan att \u00f6verbelasta systemprocessorn. Automatisk fl\u00f6deskontroll m\u00f6jligg\u00f6r enkel RS-485-drift genom att automatiskt aktivera och inaktivera s\u00e4ndaren under data\u00f6verf\u00f6ring, f\u00f6r att f\u00f6rhindra busskonflikter eller \u00f6verdriven programvarubelastning.    <\/p>\n<p>Emerald-MM-Opto erbjuder \u00e4ven flera olika anslutningsmetoder p\u00e5 de seriella portarna f\u00f6r att tillgodose olika gr\u00e4nssnittskrav. I RS-422- eller RS-485-n\u00e4tverk installeras normalt termineringsmotst\u00e5nd vid kablarnas \u00e4ndpunkter f\u00f6r att minimera reflektioner p\u00e5 ledningarna. Kortet har f\u00f6r detta \u00e4ndam\u00e5l termineringsmotst\u00e5nd samt pull-up-\/pull-down-motst\u00e5nd som kan v\u00e4ljas med hj\u00e4lp av byglar. Den praktiska placeringen av byglarna och kortets layout bidrar till att f\u00f6renkla konfigurationen och minimera risken f\u00f6r f\u00f6rvirring.   <\/p>\n<p>De 24 digitala I\/O-linjerna bygger p\u00e5 ett 82C55-krets och har programmerbar riktning i 4- och 8-bitarsgrupper. Alla I\/O-linjer har anv\u00e4ndarkonfigurerbara 10 k\u03a9 pull-up-motst\u00e5nd f\u00f6r enkel anv\u00e4ndning. Denna 2-i-1-kombination av seriella portar och digitala I\/O-linjer kan bidra till att minska storleken och kostnaden f\u00f6r ditt inbyggda system genom att eliminera behovet av ett extra kort i din PC\/104-stack.  <\/p>\n<p>Diamond Systems erbjuder l\u00e4mpliga anslutningskablar f\u00f6r att underl\u00e4tta f\u00f6r dig. Kabel nr C-DB9M-1 har en DB-9-hankontakt med standardpinbel\u00e4ggning f\u00f6r PC-serieport. Varje serieport kr\u00e4ver en kabel. Kabel nr C-26-18 \u00e4r en bandkabel med 26 ledare f\u00f6r de digitala I\/O-ledningarna.     <\/p>\n","protected":false},"excerpt":{"rendered":"<p>Beskrivning Emerald-MM-Opto erbjuder en integrerad, robust och p\u00e5litlig l\u00f6sning f\u00f6r inbyggda system med PC\/104-utbyggnadsm\u00f6jligheter som kr\u00e4ver seriell kommunikation i kr\u00e4vande till\u00e4mpningar. Den erbjuder 2 eller 4 optiskt isolerade seriella portar med protokollen RS-232, RS-422 och RS-485, samt 24 digitala I\/O-linjer, allt p\u00e5 ett enda kort. Optisk isolering p\u00e5 1000 V likstr\u00f6m eller v\u00e4xelstr\u00f6m skyddar ditt&#8230;<\/p>\n","protected":false},"featured_media":8042474,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_kad_post_transparent":"default","_kad_post_title":"","_kad_post_layout":"default","_kad_post_sidebar_id":"","_kad_post_content_style":"default","_kad_post_vertical_padding":"default","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":""},"product_brand":[],"product_cat":[10513,10507,10466,10067,10759],"product_tag":[],"product_facet":[10813],"class_list":["post-1018093","product","type-product","status-publish","has-post-thumbnail","product_cat-single-board-computer-sv","product_cat-i-o-expansion-modules-and-accessories","product_cat-industrial-computers-sv","product_cat-serial-i-o-modules","product_cat-produkter-sv","product_facet-facet-industrial-computers","first","instock","downloadable","shipping-taxable","product-type-simple","entry","content-bg","loop-entry"],"yoast_head":"<!-- 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