{"id":44125,"date":"2023-10-02T17:27:06","date_gmt":"2023-10-02T09:27:06","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=44125"},"modified":"2023-10-02T17:27:06","modified_gmt":"2023-10-02T09:27:06","slug":"mxyyr","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/44125.html","title":{"rendered":"Modbus\u534f\u8bae\u4e0eRTU"},"content":{"rendered":"

  Modbus\u534f\u8bae\u4e0eRTU\uff08Remote Terminal Unit\uff09\u662f\u4e00\u79cd\u901a\u7528\u7684\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\uff0c\u5b83\u53ef\u4ee5\u8ba9\u8bbe\u5907\u4e4b\u95f4\u7684\u901a\u4fe1\u66f4\u52a0\u4fbf\u6377\u53ef\u9760\u3002\u5b83\u63d0\u4f9b\u4e86\u4e00\u79cd\u6807\u51c6\u7684\u65b9\u5f0f\u6765\u5b9e\u73b0\u8bbe\u5907\u4e4b\u95f4\u7684\u4fe1\u606f\u4ea4\u6362\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u6539\u5584\u8bbe\u5907\u4e4b\u95f4\u7684\u901a\u4fe1\u6027\u80fd\uff0c\u63d0\u5347\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\u7684\u53ef\u9760\u6027\u3002\u672c\u6587\u5c06\u4ecb\u7ecdModbus\u534f\u8bae\u4e0eRTU\u7684\u5386\u53f2\u3001\u539f\u7406\u3001\u7279\u70b9\u53ca\u5176\u5e94\u7528\u3002<\/p>\n

Modbus\u534f\u8bae\u7684\u5386\u53f2<\/h2>\n

  Modbus\u534f\u8bae\u662f\u7531Modicon\u516c\u53f8\uff08\u73b0\u5df2\u88ab\u7f8e\u56fd\u65bd\u8010\u5fb7\u7535\u6c14\u6536\u8d2d\uff09\u57281979\u5e74\u53d1\u660e\u7684\uff0c\u662f\u4e00\u79cd\u57fa\u4e8e\u4e32\u884c\u901a\u4fe1\u7684\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\uff0c\u53ef\u7528\u4e8e\u8fde\u63a5\u8ba1\u7b97\u673a\u3001PLC\u6216\u5176\u4ed6\u63a7\u5236\u5668\u3002Modbus\u534f\u8bae\u7684\u6700\u521d\u76ee\u7684\u662f\u4e3a\u4e86\u66ff\u4ee3\u8ba1\u7b97\u673a\u7684\u5185\u90e8\u603b\u7ebf\uff0c\u4ee5\u5b9e\u73b0\u8ba1\u7b97\u673a\u4e4b\u95f4\u7684\u901a\u4fe1\u3002\u968f\u7740\u6280\u672f\u7684\u53d1\u5c55\uff0cModbus\u534f\u8bae\u4e0d\u4ec5\u53ef\u4ee5\u7528\u4e8e\u8ba1\u7b97\u673a\u4e4b\u95f4\u7684\u901a\u4fe1\uff0c\u800c\u4e14\u53ef\u4ee5\u7528\u4e8e\u8ba1\u7b97\u673a\u4e0ePLC\u3001\u5176\u4ed6\u63a7\u5236\u5668\u4e4b\u95f4\u7684\u901a\u4fe1\u3002<\/p>\n

Modbus\u534f\u8bae\u7684\u539f\u7406<\/h2>\n

  Modbus\u534f\u8bae\u662f\u4e00\u79cd\u57fa\u4e8e\u4e32\u884c\u901a\u4fe1\u7684\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\uff0c\u5b83\u4f7f\u7528\u4e24\u79cd\u4e0d\u540c\u7684\u6280\u672f\uff1aModbus ASCII\u548cModbus RTU\u3002Modbus ASCII\u4f7f\u75287\u4f4dASCII\u7801\uff0c\u53ef\u4ee5\u652f\u6301\u6700\u9ad8\u6ce2\u7279\u7387\u4e3a19200 bps\uff0c\u800cModbus RTU\u4f7f\u75288\u4f4d\u5b57\u8282\uff0c\u53ef\u4ee5\u652f\u6301\u6700\u9ad8\u6ce2\u7279\u7387\u4e3a115200 bps\u3002Modbus RTU\u901a\u5e38\u7528\u4e8e\u8fdc\u7a0b\u7ec8\u7aef\u8bbe\u5907\uff08RTU\uff09\u4e4b\u95f4\u7684\u901a\u4fe1\uff0c\u800cModbus ASCII\u5219\u7528\u4e8e\u8ba1\u7b97\u673a\u548cRTU\u4e4b\u95f4\u7684\u901a\u4fe1\u3002<\/p>\n

  Modbus\u534f\u8bae\u7684\u7279\u70b9<\/h3>\n

  Modbus\u534f\u8bae\u6709\u8bb8\u591a\u4f18\u70b9\uff0c\u5176\u4e2d\u6700\u91cd\u8981\u7684\u662f\u5b83\u53ef\u4ee5\u5b9e\u73b0\u8bbe\u5907\u4e4b\u95f4\u7684\u6570\u636e\u4ea4\u6362\uff0c\u53ef\u4ee5\u6709\u6548\u63d0\u9ad8\u8bbe\u5907\u4e4b\u95f4\u7684\u901a\u4fe1\u6027\u80fd\u3002\u6b64\u5916\uff0cModbus\u534f\u8bae\u8fd8\u5177\u6709\u6613\u4e8e\u5b9e\u73b0\u3001\u6613\u4e8e\u914d\u7f6e\u548c\u7075\u6d3b\u7684\u7279\u70b9\uff0c\u53ef\u4ee5\u6ee1\u8db3\u4e0d\u540c\u7684\u5e94\u7528\u9700\u6c42\u3002<\/p>\n

  Modbus\u534f\u8bae\u7684\u5e94\u7528<\/h3>\n

  Modbus\u534f\u8bae\u53ef\u4ee5\u7528\u4e8e\u8ba1\u7b97\u673a\u3001PLC\u6216\u5176\u4ed6\u63a7\u5236\u5668\u4e4b\u95f4\u7684\u901a\u4fe1\uff0c\u53ef\u4ee5\u5b9e\u73b0\u8bbe\u5907\u4e4b\u95f4\u7684\u6570\u636e\u4ea4\u6362\uff0c\u63d0\u9ad8\u8bbe\u5907\u4e4b\u95f4\u7684\u901a\u4fe1\u6027\u80fd\u3002Modbus\u534f\u8bae\u53ef\u4ee5\u7528\u4e8e\u5de5\u4e1a\u81ea\u52a8\u5316\u3001\u697c\u5b87\u81ea\u52a8\u5316\u3001\u667a\u80fd\u5bb6\u5c45\u3001\u667a\u80fd\u5b89\u9632\u3001\u667a\u80fd\u4ea4\u901a\u7b49\u9886\u57df\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

  Modbus\u534f\u8bae\u662f\u4e00\u79cd\u57fa\u4e8e\u4e32\u884c\u901a\u4fe1\u7684\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\uff0c\u5b83\u53ef\u4ee5\u8ba9\u8bbe\u5907\u4e4b\u95f4\u7684\u901a\u4fe1\u66f4\u52a0\u4fbf\u6377\u53ef\u9760\u3002<\/strong>\u5b83\u63d0\u4f9b\u4e86\u4e00\u79cd\u6807\u51c6\u7684\u65b9\u5f0f\u6765\u5b9e\u73b0\u8bbe\u5907\u4e4b\u95f4\u7684\u4fe1\u606f\u4ea4\u6362\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u6539\u5584\u8bbe\u5907\u4e4b\u95f4\u7684\u901a\u4fe1\u6027\u80fd\uff0c\u63d0\u5347\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\u7684\u53ef\u9760\u6027\u3002Modbus\u534f\u8bae\u53ef\u4ee5\u7528\u4e8e\u8ba1\u7b97\u673a\u3001PLC\u6216\u5176\u4ed6\u63a7\u5236\u5668\u4e4b\u95f4\u7684\u901a\u4fe1\uff0c\u53ef\u4ee5\u5b9e\u73b0\u8bbe\u5907\u4e4b\u95f4\u7684\u6570\u636e\u4ea4\u6362\uff0c\u63d0\u9ad8\u8bbe\u5907\u4e4b\u95f4\u7684\u901a\u4fe1\u6027\u80fd\uff0c\u5e76\u53ef\u4ee5\u7528\u4e8e\u5de5\u4e1a\u81ea\u52a8\u5316\u3001\u697c\u5b87\u81ea\u52a8\u5316\u3001\u667a\u80fd\u5bb6\u5c45\u3001\u667a\u80fd\u5b89\u9632\u3001\u667a\u80fd\u4ea4\u901a\u7b49\u9886\u57df\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

Modbus\u534f\u8bae\u4e0eRTU\uff08RemoteTerminalUnit\uff09\u662f\u4e00\u79cd\u901a\u7528\u7684\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\uff0c\u5b83\u53ef\u4ee5\u8ba9\u8bbe\u5907\u4e4b\u95f4\u7684\u901a\u4fe1\u66f4\u52a0\u4fbf\u6377\u53ef\u9760\u3002\u5b83\u63d0\u4f9b\u4e86\u4e00\u79cd\u6807\u51c6\u7684\u65b9\u5f0f\u6765\u5b9e\u73b0\u8bbe\u5907\u4e4b\u95f4\u7684\u4fe1<\/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":[78],"class_list":["post-44125","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-m-3"],"_links":{"self":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/44125","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/comments?post=44125"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/44125\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media\/4132"}],"wp:attachment":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media?parent=44125"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=44125"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=44125"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}