{"id":45209,"date":"2023-10-03T21:18:41","date_gmt":"2023-10-03T13:18:41","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=45209"},"modified":"2023-10-03T21:18:41","modified_gmt":"2023-10-03T13:18:41","slug":"myztxxy-2","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/45209.html","title":{"rendered":"Modbus RTU\uff1a\u4e00\u79cd\u901a\u4fe1\u534f\u8bae"},"content":{"rendered":"

  Modbus RTU\uff08Remote Terminal Unit\uff09\u662f\u4e00\u79cd\u901a\u7528\u7684\u4e32\u884c\u901a\u4fe1\u534f\u8bae\uff0c\u5b83\u7531Modicon\u516c\u53f8\u4e8e1979\u5e74\u53d1\u660e\uff0c\u76ee\u524d\u5df2\u7ecf\u6210\u4e3a\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\u4e2d\u6700\u5e38\u7528\u7684\u901a\u4fe1\u534f\u8bae\u4e4b\u4e00\u3002Modbus RTU\u662f\u4e00\u79cd\u5ba2\u6237\u7aef\/\u670d\u52a1\u5668\u6a21\u578b\u7684\u901a\u4fe1\u534f\u8bae\uff0c\u5141\u8bb8\u5ba2\u6237\u7aef\u53d1\u51fa\u8bf7\u6c42\uff0c\u670d\u52a1\u5668\u7aef\u56de\u590d\u5e94\u7b54\u3002\u5b83\u53ef\u4ee5\u7528\u4e8e\u6536\u96c6\u548c\u4f20\u9012\u63a7\u5236\u4fe1\u606f\uff0c\u53ef\u4ee5\u5728\u4e0d\u540c\u7684\u8bbe\u5907\u4e4b\u95f4\u4f20\u8f93\u6570\u636e\uff0c\u53ef\u4ee5\u652f\u6301\u591a\u79cd\u4e0d\u540c\u7684\u7f51\u7edc\u73af\u5883\uff0c\u5e76\u4e14\u53ef\u4ee5\u5f88\u5bb9\u6613\u5730\u5b9e\u73b0\u4e0e\u5176\u4ed6\u8bbe\u5907\u7684\u8fde\u63a5\u3002<\/p>\n

Modbus RTU\u7684\u7279\u70b9<\/h2>\n

  1.\u7075\u6d3b\u6027<\/h3>\n

  Modbus RTU\u652f\u6301\u591a\u79cd\u4e0d\u540c\u7684\u7f51\u7edc\u73af\u5883\uff0c\u5305\u62ecRS-232\u3001RS-422\u3001RS-485\u548c\u4ee5\u592a\u7f51\u7b49\uff0c\u53ef\u4ee5\u6839\u636e\u4e0d\u540c\u7684\u5e94\u7528\u573a\u666f\u81ea\u7531\u9009\u62e9\u5408\u9002\u7684\u7f51\u7edc\u73af\u5883\u3002\u6b64\u5916\uff0cModbus RTU\u8fd8\u652f\u6301\u591a\u79cd\u4e0d\u540c\u7684\u6570\u636e\u7c7b\u578b\uff0c\u53ef\u4ee5\u6839\u636e\u4e0d\u540c\u7684\u5e94\u7528\u573a\u666f\u81ea\u7531\u9009\u62e9\u5408\u9002\u7684\u6570\u636e\u7c7b\u578b\u3002<\/p>\n

  2.\u53ef\u9760\u6027<\/h3>\n

  Modbus RTU\u5177\u6709\u5f88\u9ad8\u7684\u53ef\u9760\u6027\uff0c\u53ef\u4ee5\u786e\u4fdd\u5728\u4efb\u4f55\u60c5\u51b5\u4e0b\u90fd\u53ef\u4ee5\u51c6\u786e\u65e0\u8bef\u5730\u4f20\u8f93\u6570\u636e\u3002\u6b64\u5916\uff0cModbus RTU\u8fd8\u652f\u6301\u591a\u79cd\u4e0d\u540c\u7684\u5b89\u5168\u673a\u5236\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u4fdd\u62a4\u6570\u636e\u4f20\u8f93\u7684\u5b89\u5168\u6027\u3002<\/p>\n

  3.\u6613\u4e8e\u4f7f\u7528<\/h3>\n

  Modbus RTU\u62e5\u6709\u7b80\u5355\u7684\u6d88\u606f\u683c\u5f0f\uff0c\u5b83\u53ef\u4ee5\u8ba9\u5f00\u53d1\u4eba\u5458\u66f4\u5bb9\u6613\u7406\u89e3\u548c\u4f7f\u7528\uff0c\u5e76\u4e14\u53ef\u4ee5\u8ba9\u5f00\u53d1\u4eba\u5458\u66f4\u5bb9\u6613\u5b9e\u73b0\u4e0e\u5176\u4ed6\u8bbe\u5907\u7684\u8fde\u63a5\u3002<\/p>\n

Modbus RTU\u7684\u5e94\u7528<\/h2>\n

  1.\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf<\/h3>\n

  Modbus RTU\u662f\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\u4e2d\u6700\u5e38\u7528\u7684\u901a\u4fe1\u534f\u8bae\u4e4b\u4e00\uff0c\u53ef\u4ee5\u7528\u4e8e\u6536\u96c6\u548c\u4f20\u9012\u63a7\u5236\u4fe1\u606f\uff0c\u53ef\u4ee5\u5728\u4e0d\u540c\u7684\u8bbe\u5907\u4e4b\u95f4\u4f20\u8f93\u6570\u636e\uff0c\u53ef\u4ee5\u652f\u6301\u591a\u79cd\u4e0d\u540c\u7684\u7f51\u7edc\u73af\u5883\uff0c\u5e76\u4e14\u53ef\u4ee5\u5f88\u5bb9\u6613\u5730\u5b9e\u73b0\u4e0e\u5176\u4ed6\u8bbe\u5907\u7684\u8fde\u63a5\u3002<\/p>\n

  2.\u667a\u80fd\u5bb6\u5c45\u7cfb\u7edf<\/h3>\n

  Modbus RTU\u4e5f\u53ef\u4ee5\u7528\u4e8e\u667a\u80fd\u5bb6\u5c45\u7cfb\u7edf\uff0c\u5b83\u53ef\u4ee5\u7528\u4e8e\u63a7\u5236\u5bb6\u5ead\u8bbe\u5907\uff0c\u6bd4\u5982\u7a7a\u8c03\u3001\u6d17\u8863\u673a\u3001\u7535\u89c6\u7b49\uff0c\u53ef\u4ee5\u8ba9\u7528\u6237\u66f4\u52a0\u65b9\u4fbf\u5730\u63a7\u5236\u5bb6\u5ead\u8bbe\u5907\u3002<\/p>\n

  3.\u533b\u7597\u76d1\u62a4\u7cfb\u7edf<\/h3>\n

  Modbus RTU\u4e5f\u53ef\u4ee5\u7528\u4e8e\u533b\u7597\u76d1\u62a4\u7cfb\u7edf\uff0c\u5b83\u53ef\u4ee5\u7528\u4e8e\u6536\u96c6\u548c\u4f20\u9012\u60a3\u8005\u7684\u751f\u7406\u4fe1\u606f\uff0c\u53ef\u4ee5\u5e2e\u52a9\u533b\u62a4\u4eba\u5458\u66f4\u597d\u5730\u76d1\u62a4\u60a3\u8005\u7684\u5065\u5eb7\u72b6\u51b5\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

  Modbus RTU\u662f\u4e00\u79cd\u901a\u7528\u7684\u4e32\u884c\u901a\u4fe1\u534f\u8bae\uff0c\u5b83\u5177\u6709\u7075\u6d3b\u6027\u3001\u53ef\u9760\u6027\u548c\u6613\u4e8e\u4f7f\u7528\u7b49\u7279\u70b9\uff0c\u53ef\u4ee5\u7528\u4e8e\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\u3001\u667a\u80fd\u5bb6\u5c45\u7cfb\u7edf\u548c\u533b\u7597\u76d1\u62a4\u7cfb\u7edf\u7b49\u591a\u79cd\u5e94\u7528\u573a\u666f\uff0c\u4e3a\u7528\u6237\u63d0\u4f9b\u66f4\u52a0\u4fbf\u6377\u548c\u5b89\u5168\u7684\u901a\u4fe1\u670d\u52a1\u3002<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"

ModbusRTU\uff08RemoteTerminalUnit\uff09\u662f\u4e00\u79cd\u901a\u7528\u7684\u4e32\u884c\u901a\u4fe1\u534f\u8bae\uff0c\u5b83\u7531Modicon\u516c\u53f8\u4e8e1979\u5e74\u53d1\u660e\uff0c\u76ee\u524d\u5df2\u7ecf\u6210\u4e3a\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\u4e2d\u6700\u5e38\u7528\u7684\u901a\u4fe1\u534f<\/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-45209","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\/45209","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=45209"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/45209\/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=45209"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=45209"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=45209"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}