{"id":56341,"date":"2023-10-20T00:49:46","date_gmt":"2023-10-19T16:49:46","guid":{"rendered":"\/\/www.viralrail.com\/blog\/56341.html"},"modified":"2023-10-20T00:49:46","modified_gmt":"2023-10-19T16:49:46","slug":"rymdqb","status":"publish","type":"post","link":"\/\/www.viralrail.com\/blog\/56341.html","title":{"rendered":"RS485\u4e0eModbus\u7684\u533a\u522b"},"content":{"rendered":"

  RS485\u548cModbus\u662f\u4e24\u79cd\u4e0d\u540c\u7684\u901a\u4fe1\u534f\u8bae\uff0c\u5b83\u4eec\u4e4b\u95f4\u5b58\u5728\u7740\u4e00\u4e9b\u91cd\u8981\u7684\u533a\u522b\u3002<\/strong>RS485\u662f\u4e00\u79cd\u5c40\u57df\u7f51\u901a\u4fe1\u534f\u8bae\uff0c\u7528\u4e8e\u5728\u8ddd\u79bb\u8f83\u8fdc\u7684\u5730\u65b9\u4f20\u8f93\u6570\u636e\u3002\u800cModbus\u662f\u4e00\u79cd\u5e94\u7528\u5c42\u534f\u8bae\uff0c\u7528\u4e8e\u5728\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\u4e2d\u4f20\u8f93\u6570\u636e\u3002\u672c\u6587\u5c06\u4ecb\u7ecdRS485\u4e0eModbus\u4e4b\u95f4\u7684\u533a\u522b\uff0c\u4ee5\u5e2e\u52a9\u8bfb\u8005\u66f4\u597d\u5730\u7406\u89e3\u8fd9\u4e24\u79cd\u534f\u8bae\u3002<\/p>\n

RS485\u4e0eModbus\u7684\u7269\u7406\u5c42\u534f\u8bae<\/h2>\n

  RS485\u7269\u7406\u5c42\u534f\u8bae<\/h3>\n

  RS485\u662f\u4e00\u79cd\u975e\u5e38\u6d41\u884c\u7684\u5c40\u57df\u7f51\u901a\u4fe1\u534f\u8bae\uff0c\u5b83\u662f\u4e00\u79cd\u4e32\u884c\u901a\u4fe1\u534f\u8bae\uff0c\u53ef\u4ee5\u5728\u8ddd\u79bb\u8f83\u8fdc\u7684\u5730\u65b9\u4f20\u8f93\u6570\u636e\u3002\u5b83\u91c7\u7528\u4e86\u4e0eRS232\u76f8\u540c\u7684\u6570\u636e\u683c\u5f0f\uff0c\u53ef\u4ee5\u652f\u6301\u957f\u8fbe1200\u7c73\u7684\u4f20\u8f93\u8ddd\u79bb\u3002\u5b83\u4e5f\u53ef\u4ee5\u652f\u6301\u591a\u4e2a\u8282\u70b9\u540c\u65f6\u8fdb\u884c\u901a\u4fe1\u3002<\/p>\n

  Modbus\u7269\u7406\u5c42\u534f\u8bae<\/h3>\n

  Modbus\u662f\u4e00\u79cd\u5e94\u7528\u5c42\u534f\u8bae\uff0c\u5b83\u4e3b\u8981\u7528\u4e8e\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\u4e2d\uff0c\u7528\u4e8e\u4f20\u8f93\u6570\u636e\u3002\u5b83\u91c7\u7528\u4e86\u7c7b\u4f3c\u4e8eRS485\u7684\u6570\u636e\u683c\u5f0f\uff0c\u4f46\u662f\u5b83\u7684\u4f20\u8f93\u8ddd\u79bb\u66f4\u77ed\uff0c\u53ea\u80fd\u652f\u6301\u77ed\u8ddd\u79bb\u7684\u4f20\u8f93\u3002\u5b83\u4e5f\u53ef\u4ee5\u652f\u6301\u591a\u4e2a\u8282\u70b9\u540c\u65f6\u8fdb\u884c\u901a\u4fe1\uff0c\u4f46\u662f\u5b83\u7684\u4f20\u8f93\u8ddd\u79bb\u66f4\u77ed\uff0c\u53ea\u80fd\u652f\u6301\u77ed\u8ddd\u79bb\u7684\u4f20\u8f93\u3002<\/p>\n

RS485\u4e0eModbus\u7684\u6570\u636e\u683c\u5f0f<\/h2>\n

  RS485\u6570\u636e\u683c\u5f0f<\/h3>\n

  RS485\u91c7\u7528\u4e86\u4e0eRS232\u76f8\u540c\u7684\u6570\u636e\u683c\u5f0f\uff0c\u5b83\u4f7f\u75288\u4f4d\u6570\u636e\u4f4d\uff0c1\u4f4d\u505c\u6b62\u4f4d\uff0c\u65e0\u6821\u9a8c\u4f4d\u3002\u5b83\u53ef\u4ee5\u4f20\u8f938\u4f4d\u6570\u636e\uff0c\u6700\u5927\u4f20\u8f93\u901f\u5ea6\u4e3a115200 bps\u3002<\/p>\n

  Modbus\u6570\u636e\u683c\u5f0f<\/h3>\n

  Modbus\u91c7\u7528\u4e86\u7c7b\u4f3c\u4e8eRS485\u7684\u6570\u636e\u683c\u5f0f\uff0c\u5b83\u4f7f\u75288\u4f4d\u6570\u636e\u4f4d\uff0c1\u4f4d\u505c\u6b62\u4f4d\uff0c\u65e0\u6821\u9a8c\u4f4d\u3002\u5b83\u53ef\u4ee5\u4f20\u8f938\u4f4d\u6570\u636e\uff0c\u6700\u5927\u4f20\u8f93\u901f\u5ea6\u4e3a19200 bps\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

  RS485\u548cModbus\u662f\u4e24\u79cd\u4e0d\u540c\u7684\u901a\u4fe1\u534f\u8bae\uff0c\u5b83\u4eec\u4e4b\u95f4\u5b58\u5728\u7740\u4e00\u4e9b\u91cd\u8981\u7684\u533a\u522b\u3002<\/strong>RS485\u662f\u4e00\u79cd\u5c40\u57df\u7f51\u901a\u4fe1\u534f\u8bae\uff0c\u7528\u4e8e\u5728\u8ddd\u79bb\u8f83\u8fdc\u7684\u5730\u65b9\u4f20\u8f93\u6570\u636e\uff0c\u800cModbus\u662f\u4e00\u79cd\u5e94\u7528\u5c42\u534f\u8bae\uff0c\u7528\u4e8e\u5728\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\u4e2d\u4f20\u8f93\u6570\u636e\u3002RS485\u548cModbus\u4e4b\u95f4\u7684\u533a\u522b\u4e3b\u8981\u4f53\u73b0\u5728\u7269\u7406\u5c42\u548c\u6570\u636e\u683c\u5f0f\u5c42\u3002RS485\u53ef\u4ee5\u652f\u6301\u66f4\u8fdc\u7684\u4f20\u8f93\u8ddd\u79bb\uff0c\u5e76\u4e14\u53ef\u4ee5\u652f\u6301\u66f4\u9ad8\u7684\u4f20\u8f93\u901f\u5ea6\uff0c\u800cModbus\u5219\u53ea\u80fd\u652f\u6301\u77ed\u8ddd\u79bb\u7684\u4f20\u8f93\uff0c\u6700\u5927\u4f20\u8f93\u901f\u5ea6\u4e5f\u8f83\u4f4e\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

RS485\u548cModbus\u662f\u4e24\u79cd\u4e0d\u540c\u7684\u901a\u4fe1\u534f\u8bae\uff0c\u5b83\u4eec\u4e4b\u95f4\u5b58\u5728\u7740\u4e00\u4e9b\u91cd\u8981\u7684\u533a\u522b\u3002RS485\u662f\u4e00\u79cd\u5c40\u57df\u7f51\u901a\u4fe1\u534f\u8bae\uff0c\u7528\u4e8e\u5728\u8ddd\u79bb\u8f83\u8fdc\u7684\u5730\u65b9\u4f20\u8f93\u6570\u636e<\/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":[61],"class_list":["post-56341","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-r"],"_links":{"self":[{"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/posts\/56341"}],"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=56341"}],"version-history":[{"count":0,"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/posts\/56341\/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=56341"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/categories?post=56341"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/tags?post=56341"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}