{"id":58727,"date":"2023-10-18T23:30:13","date_gmt":"2023-10-18T15:30:13","guid":{"rendered":"https:\/\/www.techphant.cn\/blog\/58727.html"},"modified":"2023-10-18T23:30:13","modified_gmt":"2023-10-18T15:30:13","slug":"mhmyzjddgytxxy","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/58727.html","title":{"rendered":"Modbus RTU\u548cModbus ASCII\uff1a\u4e00\u79cd\u7b80\u5355\u7684\u5de5\u4e1a\u901a\u4fe1\u534f\u8bae"},"content":{"rendered":"

  Modbus\u662f\u4e00\u79cd\u6d41\u884c\u7684\u5de5\u4e1a\u901a\u4fe1\u534f\u8bae\uff0c\u5b83\u53ef\u4ee5\u5e2e\u52a9\u7528\u6237\u5728\u4e0d\u540c\u7684\u8bbe\u5907\u4e4b\u95f4\u5171\u4eab\u6570\u636e\u3002\u5b83\u6709\u4e24\u79cd\u4e0d\u540c\u7684\u5b9e\u73b0\uff1aModbus RTU\u548cModbus ASCII\u3002\u672c\u6587\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u8fd9\u4e24\u79cd\u534f\u8bae\u7684\u5de5\u4f5c\u539f\u7406\uff0c\u4ee5\u53ca\u5b83\u4eec\u4e4b\u95f4\u7684\u4e3b\u8981\u533a\u522b\u3002<\/p>\n

Modbus RTU<\/h2>\n

  Modbus RTU\uff08Remote Terminal Unit\uff09\u662f\u4e00\u79cd\u57fa\u4e8e\u4e32\u884c\u901a\u4fe1\u7684Modbus\u5b9e\u73b0\uff0c\u5b83\u4f7f\u7528\u975e\u5e38\u7b80\u5355\u7684\u4e8c\u8fdb\u5236\u683c\u5f0f\u6765\u53d1\u9001\u548c\u63a5\u6536\u6570\u636e\u3002\u5b83\u7684\u4e3b\u8981\u7279\u70b9\u662f\u4f7f\u7528\u975e\u5e38\u7d27\u51d1\u7684\u4e8c\u8fdb\u5236\u7f16\u7801\uff0c\u6bcf\u4e2a\u6570\u636e\u5b57\u8282\u53ea\u9700\u89818\u4f4d\uff0c\u56e0\u6b64\u53ef\u4ee5\u66f4\u5feb\u5730\u4f20\u8f93\u6570\u636e\u3002<\/p>\n

  Modbus RTU\u7684\u53e6\u4e00\u4e2a\u91cd\u8981\u7279\u70b9\u662f\u5b83\u53ef\u4ee5\u4f7f\u7528\u591a\u79cd\u4e0d\u540c\u7684\u7269\u7406\u5a92\u4ecb\u6765\u4f20\u8f93\u6570\u636e\uff0c\u5305\u62ecRS-232\u3001RS-485\u548c\u4ee5\u592a\u7f51\u3002\u8fd9\u4f7f\u5f97\u5b83\u53ef\u4ee5\u5728\u4e0d\u540c\u7684\u8bbe\u5907\u4e4b\u95f4\u5171\u4eab\u6570\u636e\uff0c\u540c\u65f6\u4e5f\u53ef\u4ee5\u8de8\u8d8a\u4e0d\u540c\u7684\u8ddd\u79bb\u3002<\/p>\n

Modbus ASCII<\/h2>\n

  Modbus ASCII\uff08American Standard Code for Information Interchange\uff09\u662f\u53e6\u4e00\u79cd\u57fa\u4e8e\u4e32\u884c\u901a\u4fe1\u7684Modbus\u5b9e\u73b0\uff0c\u5b83\u4f7f\u7528\u7b80\u5355\u7684ASCII\u5b57\u7b26\u96c6\u6765\u53d1\u9001\u548c\u63a5\u6536\u6570\u636e\u3002\u4e0eModbus RTU\u4e0d\u540c\uff0cModbus ASCII\u4f7f\u7528\u66f4\u5927\u7684\u6570\u636e\u5b57\u8282\uff08\u6bcf\u4e2a\u5b57\u8282\u9700\u89818\u4f4d\uff09\uff0c\u56e0\u6b64\u4f20\u8f93\u901f\u5ea6\u66f4\u6162\u3002<\/p>\n

  Modbus ASCII\u7684\u53e6\u4e00\u4e2a\u7279\u70b9\u662f\u5b83\u53ef\u4ee5\u4f7f\u7528\u591a\u79cd\u4e0d\u540c\u7684\u7269\u7406\u5a92\u4ecb\u6765\u4f20\u8f93\u6570\u636e\uff0c\u5305\u62ecRS-232\u3001RS-485\u548c\u4ee5\u592a\u7f51\u3002\u8fd9\u4f7f\u5f97\u5b83\u53ef\u4ee5\u5728\u4e0d\u540c\u7684\u8bbe\u5907\u4e4b\u95f4\u5171\u4eab\u6570\u636e\uff0c\u540c\u65f6\u4e5f\u53ef\u4ee5\u8de8\u8d8a\u4e0d\u540c\u7684\u8ddd\u79bb\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

  Modbus RTU\u548cModbus ASCII\u662f\u4e24\u79cd\u4e0d\u540c\u7684Modbus\u5b9e\u73b0\uff0c\u5b83\u4eec\u90fd\u53ef\u4ee5\u7528\u6765\u5728\u4e0d\u540c\u7684\u8bbe\u5907\u4e4b\u95f4\u5171\u4eab\u6570\u636e\u3002<\/strong>Modbus RTU\u4f7f\u7528\u975e\u5e38\u7d27\u51d1\u7684\u4e8c\u8fdb\u5236\u7f16\u7801\uff0c\u53ef\u4ee5\u66f4\u5feb\u5730\u4f20\u8f93\u6570\u636e\uff0c\u800cModbus ASCII\u4f7f\u7528\u66f4\u5927\u7684\u6570\u636e\u5b57\u8282\uff0c\u56e0\u6b64\u4f20\u8f93\u901f\u5ea6\u66f4\u6162\u3002\u4e24\u8005\u90fd\u53ef\u4ee5\u4f7f\u7528\u591a\u79cd\u4e0d\u540c\u7684\u7269\u7406\u5a92\u4ecb\u6765\u4f20\u8f93\u6570\u636e\uff0c\u5305\u62ecRS-232\u3001RS-485\u548c\u4ee5\u592a\u7f51\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

Modbus\u662f\u4e00\u79cd\u6d41\u884c\u7684\u5de5\u4e1a\u901a\u4fe1\u534f\u8bae\uff0c\u5b83\u53ef\u4ee5\u5e2e\u52a9\u7528\u6237\u5728\u4e0d\u540c\u7684\u8bbe\u5907\u4e4b\u95f4\u5171\u4eab\u6570\u636e\u3002\u5b83\u6709\u4e24\u79cd\u4e0d\u540c\u7684\u5b9e\u73b0\uff1aModbusRTU\u548cModbusASCII\u3002\u672c\u6587\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u8fd9\u4e24\u79cd\u534f\u8bae<\/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-58727","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\/58727","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=58727"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/58727\/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=58727"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=58727"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=58727"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}