{"id":58123,"date":"2023-10-19T00:27:54","date_gmt":"2023-10-18T16:27:54","guid":{"rendered":"\/\/www.viralrail.com\/blog\/58123.html"},"modified":"2023-10-19T00:27:54","modified_gmt":"2023-10-18T16:27:54","slug":"czmy","status":"publish","type":"post","link":"\/\/www.viralrail.com\/blog\/58123.html","title":{"rendered":"485can\u600e\u4e48\u7528\uff1f"},"content":{"rendered":"

  485can\u662f\u4e00\u79cd\u63d0\u4f9b\u7b80\u5355\u3001\u53ef\u9760\u3001\u7ecf\u6d4e\u7684\u901a\u4fe1\u6280\u672f\uff0c\u5b83\u53ef\u4ee5\u7528\u6765\u5b9e\u73b0\u4f20\u611f\u5668\u548c\u63a7\u5236\u5668\u4e4b\u95f4\u7684\u8fdc\u7a0b\u901a\u4fe1\u3002485can\u53ef\u4ee5\u7528\u6765\u5b9e\u73b0\u81ea\u52a8\u5316\u7cfb\u7edf\u7684\u53ef\u9760\u6027\u548c\u53ef\u6269\u5c55\u6027\uff0c\u4ece\u800c\u63d0\u9ad8\u7cfb\u7edf\u7684\u6548\u7387\u548c\u751f\u4ea7\u529b\u3002\u672c\u6587\u5c06\u4ecb\u7ecd485can\u7684\u5de5\u4f5c\u539f\u7406\uff0c\u4ee5\u53ca\u5982\u4f55\u4f7f\u7528\u5b83\u3002<\/p>\n

485can\u7684\u5de5\u4f5c\u539f\u7406<\/h2>\n

  485can\u662f\u4e00\u79cd\u57fa\u4e8eRS-485\u603b\u7ebf\u7684\u901a\u4fe1\u6280\u672f\uff0c\u5b83\u53ef\u4ee5\u5728\u4e24\u4e2a\u6216\u591a\u4e2a\u8bbe\u5907\u4e4b\u95f4\u4f20\u8f93\u6570\u636e\u3002\u5b83\u4f7f\u7528\u4e86\u4e00\u79cd\u79f0\u4e3a\u201c\u591a\u70b9\u201d\u7684\u6280\u672f\uff0c\u8fd9\u79cd\u6280\u672f\u53ef\u4ee5\u540c\u65f6\u4f20\u8f93\u591a\u4e2a\u4fe1\u53f7\uff0c\u4ece\u800c\u5b9e\u73b0\u8fdc\u7a0b\u901a\u4fe1\u3002485can\u91c7\u7528\u4e86\u4e24\u79cd\u4e0d\u540c\u7684\u4fe1\u53f7\u7c7b\u578b\uff1a\u4f20\u8f93\u63a7\u5236\u4fe1\u53f7\uff08TC\uff09\u548c\u6570\u636e\u4fe1\u53f7\uff08DS\uff09\u3002TC\u4fe1\u53f7\u7528\u4e8e\u63a7\u5236\u4f20\u8f93\u7684\u5f00\u59cb\u548c\u7ed3\u675f\uff0c\u800cDS\u4fe1\u53f7\u7528\u4e8e\u4f20\u8f93\u5b9e\u9645\u7684\u6570\u636e\u3002<\/p>\n

\u5982\u4f55\u4f7f\u7528485can<\/h2>\n

  1.\u5b89\u88c5485can\u8bbe\u5907<\/h3>\n

  \u8981\u4f7f\u7528485can\uff0c\u9996\u5148\u9700\u8981\u5b89\u88c5485can\u8bbe\u5907\uff0c\u5305\u62ec485can\u53d1\u9001\u5668\u548c\u63a5\u6536\u5668\u3002485can\u53d1\u9001\u5668\u7528\u4e8e\u53d1\u9001\u6570\u636e\uff0c\u800c\u63a5\u6536\u5668\u5219\u7528\u4e8e\u63a5\u6536\u6570\u636e\u3002\u8fd9\u4e9b\u8bbe\u5907\u53ef\u4ee5\u901a\u8fc7RS-485\u603b\u7ebf\u8fde\u63a5\u5230\u4e00\u8d77\uff0c\u4ee5\u5b9e\u73b0\u8fdc\u7a0b\u901a\u4fe1\u3002<\/p>\n

  2.\u8bbe\u7f6e485can\u53c2\u6570<\/h3>\n

  \u5728\u5b89\u88c5485can\u8bbe\u5907\u540e\uff0c\u60a8\u9700\u8981\u8bbe\u7f6e485can\u7684\u53c2\u6570\uff0c\u4ee5\u786e\u4fdd485can\u7684\u6b63\u5e38\u5de5\u4f5c\u3002\u8fd9\u4e9b\u53c2\u6570\u5305\u62ec\u4f20\u8f93\u901f\u7387\u3001\u6570\u636e\u4f4d\u5bbd\u5ea6\u3001\u5947\u5076\u6821\u9a8c\u4f4d\u7b49\u3002\u60a8\u53ef\u4ee5\u6839\u636e\u60a8\u7684\u5e94\u7528\u9700\u6c42\u6765\u8bbe\u7f6e\u8fd9\u4e9b\u53c2\u6570\uff0c\u4ee5\u786e\u4fdd485can\u7684\u6b63\u5e38\u5de5\u4f5c\u3002<\/p>\n

  3.\u7f16\u5199485can\u5e94\u7528\u7a0b\u5e8f<\/h3>\n

  \u6700\u540e\uff0c\u60a8\u9700\u8981\u7f16\u5199485can\u5e94\u7528\u7a0b\u5e8f\uff0c\u4ee5\u5b9e\u73b0\u60a8\u7684\u5e94\u7528\u9700\u6c42\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528485can\u63d0\u4f9b\u7684API\u6765\u7f16\u5199\u5e94\u7528\u7a0b\u5e8f\uff0c\u4e5f\u53ef\u4ee5\u4f7f\u7528\u73b0\u6709\u7684\u5e94\u7528\u7a0b\u5e8f\u6846\u67b6\u6765\u5b9e\u73b0\u60a8\u7684\u5e94\u7528\u9700\u6c42\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

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485can\u662f\u4e00\u79cd\u63d0\u4f9b\u7b80\u5355\u3001\u53ef\u9760\u3001\u7ecf\u6d4e\u7684\u901a\u4fe1\u6280\u672f\uff0c\u5b83\u53ef\u4ee5\u7528\u6765\u5b9e\u73b0\u4f20\u611f\u5668\u548c\u63a7\u5236\u5668\u4e4b\u95f4\u7684\u8fdc\u7a0b\u901a\u4fe1\u3002485can\u53ef\u4ee5\u7528\u6765\u5b9e\u73b0\u81ea\u52a8\u5316\u7cfb\u7edf\u7684\u53ef\u9760\u6027\u548c\u53ef\u6269\u5c55\u6027\uff0c\u4ece\u800c\u63d0\u9ad8\u7cfb\u7edf\u7684\u6548\u7387\u548c\u751f<\/p>\n","protected":false},"author":1,"featured_media":4132,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"default","ast-global-header-display":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","footnotes":""},"categories":[36],"tags":[212],"class_list":["post-58123","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-ctx"],"_links":{"self":[{"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/posts\/58123"}],"collection":[{"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/comments?post=58123"}],"version-history":[{"count":0,"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/posts\/58123\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/media\/4132"}],"wp:attachment":[{"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/media?parent=58123"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/categories?post=58123"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/tags?post=58123"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}