{"id":44695,"date":"2023-10-03T13:54:21","date_gmt":"2023-10-03T05:54:21","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=44695"},"modified":"2023-10-03T13:54:21","modified_gmt":"2023-10-03T05:54:21","slug":"mtxxytsrhgzd","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/44695.html","title":{"rendered":"MODBUS\u901a\u8baf\u534f\u8bae\uff1a\u5b83\u662f\u5982\u4f55\u5de5\u4f5c\u7684\uff1f"},"content":{"rendered":"

  MODBUS\u901a\u8baf\u534f\u8bae\u662f\u4e00\u79cd\u5de5\u4e1a\u7ea7\u7684\u901a\u8baf\u534f\u8bae\uff0c\u5b83\u4f7f\u7528\u4e86\u4e00\u79cd\u7b80\u5355\u7684\u6570\u636e\u4ea4\u6362\u683c\u5f0f\uff0c\u7528\u4e8e\u5728\u4e0d\u540c\u7684\u8bbe\u5907\u4e4b\u95f4\u8fdb\u884c\u901a\u8baf\u3002\u5b83\u53ef\u4ee5\u7528\u4e8e\u5728\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\u4e2d\u8fde\u63a5\u4e0d\u540c\u7c7b\u578b\u7684\u8bbe\u5907\uff0c\u5982PLC\uff0cPC\uff0cSCADA\u7cfb\u7edf\u7b49\u3002\u672c\u6587\u5c06\u5bf9MODBUS\u901a\u8baf\u534f\u8bae\u7684\u4e09\u79cd\u4e0d\u540c\u7684\u5b9e\u73b0\u65b9\u5f0f\u8fdb\u884c\u8be6\u7ec6\u4ecb\u7ecd\uff0c\u4ee5\u63d0\u4f9b\u66f4\u591a\u7684\u89c1\u89e3\u3002<\/p>\n

MODBUS\u901a\u4fe1\u534f\u8bae\u7684\u5b9e\u73b0\u65b9\u5f0f<\/h2>\n

  MODBUS RTU<\/h3>\n

  MODBUS RTU\u662fMODBUS\u901a\u8baf\u534f\u8bae\u7684\u4e00\u79cd\u5b9e\u73b0\u65b9\u5f0f\uff0c\u5b83\u4f7f\u7528\u4e86\u4e00\u79cd\u79f0\u4e3a\u201c\u8fdc\u7a0b\u7ec8\u7aef\u5355\u5143\u201d\uff08RTU\uff09\u7684\u6570\u636e\u4f20\u8f93\u683c\u5f0f\u3002 \u5b83\u4f7f\u7528\u4e86\u4e00\u79cd\u79f0\u4e3a\u201c\u5e27\u201d\u7684\u6570\u636e\u7ed3\u6784\uff0c\u5176\u4e2d\u5305\u542b\u4e86\u4e00\u4e2a\u6e90\u5730\u5740\uff0c\u4e00\u4e2a\u76ee\u6807\u5730\u5740\uff0c\u4ee5\u53ca\u4e00\u4e2a\u6570\u636e\u6bb5\u3002 \u8fd9\u79cd\u683c\u5f0f\u4f7f\u5f97MODBUS RTU\u534f\u8bae\u53ef\u4ee5\u5728\u4efb\u4f55\u7c7b\u578b\u7684\u4e32\u884c\u94fe\u8def\u4e0a\u4f20\u8f93\uff0c\u5982RS-232\uff0cRS-485\u6216\u4ee5\u592a\u7f51\u3002<\/p>\n

  MODBUS TCP\/IP<\/h3>\n

  MODBUS TCP\/IP\u662fMODBUS\u901a\u8baf\u534f\u8bae\u7684\u53e6\u4e00\u79cd\u5b9e\u73b0\u65b9\u5f0f\uff0c\u5b83\u4f7f\u7528\u4e86\u4e00\u79cd\u79f0\u4e3a\u201c\u4f20\u8f93\u63a7\u5236\u534f\u8bae\/\u7f51\u7edc\u534f\u8bae\u201d\uff08TCP\/IP\uff09\u7684\u6570\u636e\u4f20\u8f93\u683c\u5f0f\u3002 \u5b83\u4f7f\u7528\u4e86\u4e00\u79cd\u79f0\u4e3a\u201c\u62a5\u6587\u201d\u7684\u6570\u636e\u7ed3\u6784\uff0c\u5176\u4e2d\u5305\u542b\u4e86\u4e00\u4e2a\u6e90IP\u5730\u5740\uff0c\u4e00\u4e2a\u76ee\u6807IP\u5730\u5740\uff0c\u4ee5\u53ca\u4e00\u4e2a\u6570\u636e\u6bb5\u3002 \u8fd9\u79cd\u683c\u5f0f\u4f7f\u5f97MODBUS TCP\/IP\u534f\u8bae\u53ef\u4ee5\u5728\u4efb\u4f55\u7c7b\u578b\u7684\u7f51\u7edc\u4e0a\u4f20\u8f93\uff0c\u5982\u4ee5\u592a\u7f51\uff0cWi-Fi\uff0cGPRS\u7b49\u3002<\/p>\n

  MODBUS ASCII<\/h3>\n

  MODBUS ASCII\u662fMODBUS\u901a\u8baf\u534f\u8bae\u7684\u53e6\u4e00\u79cd\u5b9e\u73b0\u65b9\u5f0f\uff0c\u5b83\u4f7f\u7528\u4e86\u4e00\u79cd\u79f0\u4e3a\u201c\u7f8e\u56fd\u6807\u51c6\u4fe1\u606f\u4ea4\u6362\u7801\u201d\uff08ASCII\uff09\u7684\u6570\u636e\u4f20\u8f93\u683c\u5f0f\u3002 \u5b83\u4f7f\u7528\u4e86\u4e00\u79cd\u79f0\u4e3a\u201c\u6d88\u606f\u201d\u7684\u6570\u636e\u7ed3\u6784\uff0c\u5176\u4e2d\u5305\u542b\u4e86\u4e00\u4e2a\u6e90\u5730\u5740\uff0c\u4e00\u4e2a\u76ee\u6807\u5730\u5740\uff0c\u4ee5\u53ca\u4e00\u4e2a\u6570\u636e\u6bb5\u3002 \u8fd9\u79cd\u683c\u5f0f\u4f7f\u5f97MODBUS ASCII\u534f\u8bae\u53ef\u4ee5\u5728\u4efb\u4f55\u7c7b\u578b\u7684\u4e32\u884c\u94fe\u8def\u4e0a\u4f20\u8f93\uff0c\u5982RS-232\uff0cRS-485\u6216\u4ee5\u592a\u7f51\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

  MODBUS\u901a\u8baf\u534f\u8bae\u662f\u4e00\u79cd\u5de5\u4e1a\u7ea7\u7684\u901a\u8baf\u534f\u8bae\uff0c\u5b83\u53ef\u4ee5\u7528\u4e8e\u5728\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\u4e2d\u8fde\u63a5\u4e0d\u540c\u7c7b\u578b\u7684\u8bbe\u5907\u3002<\/strong>\u5b83\u6709\u4e09\u79cd\u4e0d\u540c\u7684\u5b9e\u73b0\u65b9\u5f0f\uff1aMODBUS RTU\uff0cMODBUS TCP\/IP\u548cMODBUS ASCII\u3002MODBUS RTU\u4f7f\u7528\u4e86\u4e00\u79cd\u79f0\u4e3a\u201c\u8fdc\u7a0b\u7ec8\u7aef\u5355\u5143\u201d\uff08RTU\uff09\u7684\u6570\u636e\u4f20\u8f93\u683c\u5f0f\uff0c\u53ef\u4ee5\u5728\u4efb\u4f55\u7c7b\u578b\u7684\u4e32\u884c\u94fe\u8def\u4e0a\u4f20\u8f93\uff1bMODBUS TCP\/IP\u4f7f\u7528\u4e86\u4e00\u79cd\u79f0\u4e3a\u201c\u4f20\u8f93\u63a7\u5236\u534f\u8bae\/\u7f51\u7edc\u534f\u8bae\u201d\uff08TCP\/IP\uff09\u7684\u6570\u636e\u4f20\u8f93\u683c\u5f0f\uff0c\u53ef\u4ee5\u5728\u4efb\u4f55\u7c7b\u578b\u7684\u7f51\u7edc\u4e0a\u4f20\u8f93\uff1bMODBUS ASCII\u4f7f\u7528\u4e86\u4e00\u79cd\u79f0\u4e3a\u201c\u7f8e\u56fd\u6807\u51c6\u4fe1\u606f\u4ea4\u6362\u7801\u201d\uff08ASCII\uff09\u7684\u6570\u636e\u4f20\u8f93\u683c\u5f0f\uff0c\u53ef\u4ee5\u5728\u4efb\u4f55\u7c7b\u578b\u7684\u4e32\u884c\u94fe\u8def\u4e0a\u4f20\u8f93\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

MODBUS\u901a\u8baf\u534f\u8bae\u662f\u4e00\u79cd\u5de5\u4e1a\u7ea7\u7684\u901a\u8baf\u534f\u8bae\uff0c\u5b83\u4f7f\u7528\u4e86\u4e00\u79cd\u7b80\u5355\u7684\u6570\u636e\u4ea4\u6362\u683c\u5f0f\uff0c\u7528\u4e8e\u5728\u4e0d\u540c\u7684\u8bbe\u5907\u4e4b\u95f4\u8fdb\u884c\u901a\u8baf\u3002\u5b83\u53ef\u4ee5\u7528\u4e8e\u5728\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\u4e2d\u8fde\u63a5\u4e0d\u540c\u7c7b\u578b\u7684\u8bbe\u5907\uff0c\u5982PLC\uff0cPC\uff0cS<\/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-44695","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\/44695","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=44695"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/44695\/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=44695"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=44695"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=44695"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}