{"id":1019275,"date":"2025-01-01T00:00:00","date_gmt":"2025-01-01T00:00:00","guid":{"rendered":"http:\/\/&#038;p=1019275"},"modified":"2026-08-18T23:15:32","modified_gmt":"2026-08-18T23:15:32","slug":"onyx-mm-dio-no","status":"publish","type":"product","link":"https:\/\/scn.eu\/no\/produkt\/onyx-mm-dio-no\/","title":{"rendered":"Onyx-MM-DIO \u2013 kostnadseffektivt 48-linjers digitalt I\/O-modul i PC\/104-format"},"content":{"rendered":"<p>Onyx-MM-DIO har 48 digitale I\/O-linjer ved hjelp av 2 82C55-kretser. Hver brikke har 24 I\/O-linjer organisert som tre 8-bits porter, A, B og C. Alle I\/O-linjene er koblet til 10 kOhm pull-up-motstander, og ved oppstart eller systemtilbakestilling tilbakestilles alle portene til inngang og settes til h\u00f8yt niv\u00e5. Et kontrollregister p\u00e5 82C55-brikken lar deg programmere hver port for inngang eller utgang og for ulike driftsmoduser, inkludert grunnleggende I\/O, strobed I\/O og bitsetting\/tilbakestilling.  <\/p>\n<p>Drift i modus 0 gir grunnleggende inn- og utgangsoperasjoner. Det brukes ingen h\u00e5ndtrykkingssignaler. Dette er den vanligste metoden for digital I\/O og er nyttig for \u00e5 lese statussignaler, sl\u00e5 brytere p\u00e5 og av osv. Alle tre portene kan operere i modus 0.   <\/p>\n<p>Drift i modus 1 gir strobet I\/O p\u00e5 portene A og B, med h\u00e5ndtrykkingssignaler p\u00e5 port C. I inngangsmodus er det ene signalet en strob for \u00e5 l\u00e5se data inn i porten, mens det andre signalet er en bekreftelsesutgang. I utgangsmodus brukes det ene signalet til \u00e5 indikere at CPU-en har skrevet nye data til porten, mens det andre signalet er en bekreftelsesinngang. <\/p>\n<p>Drift i modus 2 gj\u00f8r det mulig \u00e5 bruke port A som en toveis databuss, der linjene i port C brukes til h\u00e5ndhilsing. Port A er normalt i tristate-modus. N\u00e5r CPU-en skriver nye data til port A, indikerer et utgangssignal at nye data er tilgjengelige. Som svar sender den eksterne kretsen et bekreftelsessignal, som dermed aktiverer utgangsbufferne p\u00e5 port A. Den eksterne kretsen kan ogs\u00e5 lagre nye data i port A ved hjelp av et datainngangssignal.   <\/p>\n<p>I bit-innstillings-\/tilbakestillingsmodus kan man individuelt sette (1) eller tilbakestille (0) hvilken som helst bit p\u00e5 port C uten \u00e5 m\u00e5tte lese av port C og maskere eller beskytte uendrede biter.<\/p>\n<p>Diamonds gratis programvare \u00abUniversal Driver\u00bb inneholder et omfattende programmeringsbibliotek i C for styring av alle digitale I\/O-funksjoner. Eksempelprogrammer f\u00f8lger med, b\u00e5de med kildekode og kj\u00f8rbare filer, for \u00e5 hjelpe deg med \u00e5 utvikle applikasjonen din raskt. <\/p>\n","protected":false},"excerpt":{"rendered":"<p>Onyx-MM-DIO har 48 digitale I\/O-linjer ved hjelp av 2 82C55-kretser. Hver brikke har 24 I\/O-linjer organisert som tre 8-bits porter, A, B og C. Alle I\/O-linjene er koblet til 10 kOhm pull-up-motstander, og ved oppstart eller systemtilbakestilling tilbakestilles alle portene til inngang og settes til h\u00f8yt niv\u00e5. Et kontrollregister p\u00e5 82C55-brikken lar deg programmere hver&#8230;<\/p>\n","protected":false},"featured_media":8046115,"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":[10070,10511,10504,10463,10756],"product_tag":[],"product_facet":[10816],"class_list":["post-1019275","product","type-product","status-publish","has-post-thumbnail","product_cat-digital-i-o-modules-no","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_facet-industrial-computers-no","first","instock","downloadable","shipping-taxable","product-type-simple","entry","content-bg","loop-entry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Onyx-MM-DIO \u2013 kostnadseffektivt 48-linjers digitalt I\/O-modul i PC\/104-format | SCN<\/title>\n<meta name=\"description\" content=\"Onyx-MM-DIO har 48 digitale I\/O-linjer ved hjelp av 2 82C55-kretser. 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