{"id":1018090,"date":"2025-01-01T00:00:00","date_gmt":"2025-01-01T00:00:00","guid":{"rendered":"http:\/\/&#038;p=1018090"},"modified":"2026-08-19T02:46:23","modified_gmt":"2026-08-19T02:46:23","slug":"emerald-mm-8plus-no","status":"publish","type":"product","link":"https:\/\/scn.eu\/no\/produkt\/emerald-mm-8plus-no\/","title":{"rendered":"Emerald-MM-8Plus PC\/104-Plus 8-ports RS232\/422\/485 seriell I\/O-modul"},"content":{"rendered":"<p>Beskrivelse<br \/>\nEmerald-MM-8Plus er et h\u00f8ytytende seriekommunikasjonskort med st\u00f8tte for flere protokoller, som tilbyr \u00e5tte porter p\u00e5 \u00e9n enkelt PC\/104-Plus-modul. Med st\u00f8tte for baudhastigheter p\u00e5 opptil 921,6 Kbps i RS-232-modus eller 1,8432 Mbps i RS-422- eller RS-485-modus, kan hver port velges individuelt for drift i RS-232-, RS-422-, RS-485- eller TTL-modus. B\u00e5de modusene med lokalt ekko og uten lokalt ekko st\u00f8ttes for RS-485. Valg av protokoll skjer via en jumperblokk for hver av de \u00e5tte portene. Linjeavslutning for RS-422\/485-modusene kan ogs\u00e5 velges med jumper.    <\/p>\n<p>Konfigurasjonen av Emerald-MM-8Plus er enkel takket v\u00e6re den innebygde plug-and-play-teknologien. Ved manuell konfigurasjon kan basisadressen for kortet angis i programvaren, noe som definerer en 4K-blokk med konfigurasjonsplass som brukes til \u00e5 f\u00e5 tilgang til de innebygde registrene. En enkelt 32-bits avlesning viser detaljert avbruddsstatus for hver av de \u00e5tte portene. PCI-\u00absporet\u00bb defineres via en jumperblokk. Som med alle produkter fra Diamond Systems er jumperne parallellkoblet med plasser for null-ohm-motstander for \u00e5 skape en robust, st\u00f8t- og vibrasjonsbestandig l\u00f8sning.    <\/p>\n<p>Emerald-MM-8Plus er basert p\u00e5 Exar 17D158, en oktal UART-IC. Denne enheten inneholder 8 identiske sett med 16C55-registre, ett for hver port, og er kompatibel med standard seriell PC-port. Hver port inneholder 64-byte FIFO-buffere for sending og mottak for \u00e5 st\u00f8tte de h\u00f8ye dataoverf\u00f8ringshastighetene.  <\/p>\n<p>Emerald-MM-8Plus har ogs\u00e5 8 praktiske digitale I\/O-linjer. Retningen p\u00e5 hver linje kan programmeres uavhengig av de andre. Til slutt har Emerald-MM-8Plus ogs\u00e5 en 16-bits programmerbar teller\/timer med en konfigurerbar klokkekilde.  <\/p>\n<p>Det er to I\/O-kontakter, med fire serielle porter og fire digitale I\/O-linjer p\u00e5 hver kontakt. Kortet drives utelukkende med +5 V, noe som eliminerer behovet for en +12 V-str\u00f8mforsyning som ofte kreves for drift av serielle porter. <\/p>\n","protected":false},"excerpt":{"rendered":"<p>Beskrivelse Emerald-MM-8Plus er et h\u00f8ytytende seriekommunikasjonskort med st\u00f8tte for flere protokoller, som tilbyr \u00e5tte porter p\u00e5 \u00e9n enkelt PC\/104-Plus-modul. Med st\u00f8tte for baudhastigheter p\u00e5 opptil 921,6 Kbps i RS-232-modus eller 1,8432 Mbps i RS-422- eller RS-485-modus, kan hver port velges individuelt for drift i RS-232-, RS-422-, RS-485- eller TTL-modus. B\u00e5de modusene med lokalt ekko og&#8230;<\/p>\n","protected":false},"featured_media":8042446,"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":[10511,10504,10463,10756,10053],"product_tag":[],"product_facet":[10816],"class_list":["post-1018090","product","type-product","status-publish","has-post-thumbnail","product_cat-single-board-computer-no","product_cat-i-o-expansion-modules-and-accessories-no","product_cat-industrial-computers-no","product_cat-products-no","product_cat-serial-i-o-modules-no","product_facet-industrial-computers-no","first","instock","downloadable","shipping-taxable","product-type-simple","entry","content-bg","loop-entry"],"yoast_head":"<!-- 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