{"id":500,"date":"2022-04-01T08:58:00","date_gmt":"2022-04-01T08:58:00","guid":{"rendered":"https:\/\/copperfiction.com\/?p=500"},"modified":"2026-04-09T21:49:41","modified_gmt":"2026-04-09T21:49:41","slug":"control-board-for-electronic-locks","status":"publish","type":"post","link":"https:\/\/copperfiction.com\/index.php\/2022\/04\/01\/control-board-for-electronic-locks\/","title":{"rendered":"[020] CONTROL BOARD FOR ELECTRONIC LOCKS"},"content":{"rendered":"\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"900\" height=\"400\" src=\"https:\/\/copperfiction.com\/wp-content\/uploads\/2026\/04\/image1-19.png\" alt=\"\" class=\"wp-image-501\" srcset=\"https:\/\/copperfiction.com\/wp-content\/uploads\/2026\/04\/image1-19.png 900w, https:\/\/copperfiction.com\/wp-content\/uploads\/2026\/04\/image1-19-300x133.png 300w, https:\/\/copperfiction.com\/wp-content\/uploads\/2026\/04\/image1-19-768x341.png 768w\" sizes=\"auto, (max-width: 900px) 100vw, 900px\" \/><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<p>Driving electronic locks and LEDs at 24 V with Modbus Ethernet telemetry \u2014 the project looks straightforward until the channel count starts climbing.<\/p>\n\n\n\n<p>Multiplexing is at the heart of the architecture. Rather than dedicating a full hardware path to every signal, the design optimizes resources with careful sequencing logic. The ATSAMD20J16B-MN orchestrates everything: output state management, multiplexing timing, control firmware, and network telemetry.<\/p>\n\n\n\n<p>Modbus Ethernet turns the board into a networked node: it can receive commands and report its status within an existing IP-based control infrastructure. On the hardware side, separating 24 V power outputs, control logic, and the communication layer required real layout and grounding discipline.<\/p>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Driving electronic locks and LEDs at 24 V with Modbus Ethernet telemetry \u2014 the project looks straightforward until the channel count starts climbing. Multiplexing is at the heart of the architecture. Rather than dedicating a full hardware path to every signal, the design optimizes resources with careful sequencing logic. The ATSAMD20J16B-MN orchestrates everything: output state &#8230; <a title=\"[020] CONTROL BOARD FOR ELECTRONIC LOCKS\" class=\"read-more\" href=\"https:\/\/copperfiction.com\/index.php\/2022\/04\/01\/control-board-for-electronic-locks\/\" aria-label=\"Read more about [020] CONTROL BOARD FOR ELECTRONIC LOCKS\">Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[83],"tags":[31,97,99,98],"class_list":["post-500","post","type-post","status-publish","format-standard","hentry","category-83","tag-atsamd20j16b-mn","tag-ios-24v-control","tag-modbus-ethernet","tag-multiplexing"],"_links":{"self":[{"href":"https:\/\/copperfiction.com\/index.php\/wp-json\/wp\/v2\/posts\/500","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/copperfiction.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/copperfiction.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/copperfiction.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/copperfiction.com\/index.php\/wp-json\/wp\/v2\/comments?post=500"}],"version-history":[{"count":5,"href":"https:\/\/copperfiction.com\/index.php\/wp-json\/wp\/v2\/posts\/500\/revisions"}],"predecessor-version":[{"id":628,"href":"https:\/\/copperfiction.com\/index.php\/wp-json\/wp\/v2\/posts\/500\/revisions\/628"}],"wp:attachment":[{"href":"https:\/\/copperfiction.com\/index.php\/wp-json\/wp\/v2\/media?parent=500"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/copperfiction.com\/index.php\/wp-json\/wp\/v2\/categories?post=500"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/copperfiction.com\/index.php\/wp-json\/wp\/v2\/tags?post=500"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}