{"id":1019269,"date":"2025-01-01T00:00:00","date_gmt":"2025-01-01T00:00:00","guid":{"rendered":"http:\/\/&#038;p=1019269"},"modified":"2026-08-18T23:16:37","modified_gmt":"2026-08-18T23:16:37","slug":"onyx-mm-es","status":"publish","type":"product","link":"https:\/\/scn.eu\/es\/producto\/onyx-mm-es\/","title":{"rendered":"M\u00f3dulo PC\/104 Onyx-MM de E\/S digitales y contador\/temporizador"},"content":{"rendered":"<p>Lo m\u00e1s destacado de este m\u00f3dulo de E\/S digital, que cuenta con 48 l\u00edneas de E\/S digitales, 3 contadores\/temporizadores de 16 bits y 3 entradas de interrupci\u00f3n independientes del bus del PC, es su amplio control por software de sus funciones.<\/p>\n<p>Las 48 l\u00edneas de E\/S digitales del Onyx-MM se basan en 2 circuitos integrados 82C55. Se pueden programar como entradas o salidas en grupos de 8 l\u00edneas. Se admiten tanto el modo de E\/S directa como el modo de E\/S con activaci\u00f3n por impulsos (con latch), y todas las l\u00edneas de E\/S est\u00e1n conectadas a resistencias pull-up de 10 K\u03a9.  <\/p>\n<p>Los tres contadores\/temporizadores de 16 bits se basan en un circuito integrado 82C54. Se controlan a trav\u00e9s de un registro de configuraci\u00f3n del Onyx-MM (adem\u00e1s del registro de configuraci\u00f3n est\u00e1ndar del 82C54). Las entradas de los contadores se pueden cambiar entre se\u00f1ales externas, el oscilador de reloj integrado de 4 MHz o las salidas de los propios contadores, todo ello controlado por software. Al utilizar la salida de un contador como entrada de otro, puedes conectar los contadores en cascada mediante software para crear un contador de 32 o 48 bits.   <\/p>\n<p>Onyx-MM tambi\u00e9n cuenta con operaciones de interrupci\u00f3n programables. Un segundo registro integrado y controlado por software configura hasta 3 l\u00edneas de interrupci\u00f3n en el bus del PC. Las interrupciones pueden generarse mediante las salidas del contador\/temporizador, las l\u00edneas de E\/S digitales o una l\u00ednea de entrada externa. Esto te permite usar un contador para generar interrupciones de bus a una frecuencia programada, generar interrupciones de hardware controladas por software o generar interrupciones en respuesta a un evento externo.   <\/p>\n","protected":false},"excerpt":{"rendered":"<p>Lo m\u00e1s destacado de este m\u00f3dulo de E\/S digital, que cuenta con 48 l\u00edneas de E\/S digitales, 3 contadores\/temporizadores de 16 bits y 3 entradas de interrupci\u00f3n independientes del bus del PC, es su amplio control por software de sus funciones. Las 48 l\u00edneas de E\/S digitales del Onyx-MM se basan en 2 circuitos integrados&#8230;<\/p>\n","protected":false},"featured_media":8046084,"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":[956],"product_cat":[10069,10506,10514,10465,10758],"product_tag":[],"product_facet":[10819],"class_list":["post-1019269","product","type-product","status-publish","has-post-thumbnail","product_brand-diamond-systems","product_cat-digital-i-o-modules-es","product_cat-i-o-expansion-modules-and-accessories-es","product_cat-single-board-computer-es","product_cat-industrial-computers-es","product_cat-sistemas-de-camara","product_facet-industrial-computers-es","first","instock","downloadable","shipping-taxable","product-type-simple","entry","content-bg","loop-entry"],"yoast_head":"<!-- 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