{"id":41631,"date":"2023-09-28T09:46:50","date_gmt":"2023-09-28T01:46:50","guid":{"rendered":"\/\/www.viralrail.com\/?p=41631"},"modified":"2023-09-28T09:46:50","modified_gmt":"2023-09-28T01:46:50","slug":"mhrlzgywljsdbj","status":"publish","type":"post","link":"\/\/www.viralrail.com\/blog\/41631.html","title":{"rendered":"Modbus\u548cRS485\uff1a\u4e24\u79cd\u5de5\u4e1a\u7f51\u7edc\u6280\u672f\u7684\u6bd4\u8f83"},"content":{"rendered":"

  Modbus\u548cRS485\u662f\u5de5\u4e1a\u7f51\u7edc\u6280\u672f\u7684\u4e24\u79cd\u91cd\u8981\u7c7b\u578b\uff0c\u5b83\u4eec\u90fd\u7528\u4e8e\u63a7\u5236\u548c\u76d1\u6d4b\u673a\u5668\u548c\u8bbe\u5907\u3002\u5b83\u4eec\u4e4b\u95f4\u6709\u5f88\u591a\u76f8\u4f3c\u4e4b\u5904\uff0c\u4f46\u4e5f\u6709\u4e00\u4e9b\u91cd\u8981\u7684\u5dee\u5f02\uff0c\u8fd9\u4e9b\u5dee\u5f02\u4f1a\u5f71\u54cd\u5230\u7528\u6237\u5728\u9009\u62e9\u548c\u4f7f\u7528\u5b83\u4eec\u65f6\u5e94\u8be5\u6ce8\u610f\u7684\u95ee\u9898\u3002\u672c\u6587\u5c06\u6bd4\u8f83Modbus\u548cRS485\u7684\u6027\u80fd\u7279\u5f81\uff0c\u4ee5\u5e2e\u52a9\u7528\u6237\u66f4\u597d\u5730\u7406\u89e3\u8fd9\u4e24\u79cd\u6280\u672f\uff0c\u5e76\u505a\u51fa\u6b63\u786e\u7684\u9009\u62e9\u3002<\/p>\n

Modbus\u7b80\u4ecb<\/h2>\n

  Modbus\u662f\u4e00\u79cd\u5de5\u4e1a\u7f51\u7edc\u534f\u8bae\uff0c\u7531Modicon\u516c\u53f8\u53d1\u660e\uff0c\u73b0\u5728\u5df2\u7ecf\u6210\u4e3a\u4e1a\u754c\u6700\u5e38\u7528\u7684\u5de5\u4e1a\u7f51\u7edc\u534f\u8bae\u4e4b\u4e00\u3002\u5b83\u53ef\u4ee5\u7528\u4e8e\u63a7\u5236\u548c\u76d1\u63a7\u673a\u5668\u548c\u8bbe\u5907\uff0c\u5b9e\u73b0\u8fdc\u7a0b\u63a7\u5236\u548c\u6570\u636e\u4f20\u8f93\u3002Modbus\u7684\u7279\u70b9\u662f\u7b80\u5355\u3001\u7075\u6d3b\uff0c\u53ef\u4ee5\u5728\u4e0d\u540c\u7684\u73af\u5883\u4e2d\u8fd0\u884c\uff0c\u53ef\u4ee5\u6ee1\u8db3\u4e0d\u540c\u7684\u5e94\u7528\u9700\u6c42\u3002\u5b83\u53ef\u4ee5\u652f\u6301\u591a\u79cd\u7c7b\u578b\u7684\u901a\u4fe1\u63a5\u53e3\uff0c\u5305\u62ecRS-232\u3001RS-485\u3001Ethernet\u7b49\u3002<\/p>\n

RS485\u7b80\u4ecb<\/h2>\n

  RS485\u662f\u4e00\u79cd\u5de5\u4e1a\u7f51\u7edc\u6280\u672f\uff0c\u5b83\u662f\u4e00\u79cd\u591a\u7aef\u53e3\u3001\u591a\u70b9\u8fde\u63a5\u7684\u901a\u4fe1\u534f\u8bae\uff0c\u53ef\u4ee5\u5b9e\u73b0\u4f20\u8f93\u8ddd\u79bb\u66f4\u957f\u3001\u4f20\u8f93\u901f\u7387\u66f4\u5feb\u7684\u9ad8\u6548\u901a\u4fe1\u3002\u5b83\u53ef\u4ee5\u652f\u6301\u591a\u8fbe32\u4e2a\u8282\u70b9\u7684\u8fde\u63a5\uff0c\u5e76\u5177\u6709\u826f\u597d\u7684\u6297\u5e72\u6270\u80fd\u529b\uff0c\u53ef\u4ee5\u5728\u6076\u52a3\u7684\u73af\u5883\u4e2d\u5de5\u4f5c\u3002RS485\u534f\u8bae\u53ef\u4ee5\u7528\u4e8e\u63a7\u5236\u548c\u76d1\u63a7\u673a\u5668\u548c\u8bbe\u5907\uff0c\u5b9e\u73b0\u8fdc\u7a0b\u63a7\u5236\u548c\u6570\u636e\u4f20\u8f93\u3002<\/p>\n

\u6bd4\u8f83<\/h2>\n

  \u901a\u4fe1\u8303\u56f4<\/h3>\n

  Modbus\u548cRS485\u90fd\u53ef\u4ee5\u7528\u4e8e\u63a7\u5236\u548c\u76d1\u63a7\u673a\u5668\u548c\u8bbe\u5907\uff0c\u5b9e\u73b0\u8fdc\u7a0b\u63a7\u5236\u548c\u6570\u636e\u4f20\u8f93\u3002Modbus\u53ef\u4ee5\u652f\u6301\u591a\u79cd\u7c7b\u578b\u7684\u901a\u4fe1\u63a5\u53e3\uff0c\u5305\u62ecRS-232\u3001RS-485\u3001Ethernet\u7b49\uff0c\u800cRS485\u53ea\u80fd\u7528\u4e8eRS485\u63a5\u53e3\u7684\u8bbe\u5907\u3002\u56e0\u6b64\uff0cRS485\u7684\u901a\u4fe1\u8303\u56f4\u8981\u5c0f\u4e8eModbus\u3002<\/p>\n

  \u6570\u636e\u4f20\u8f93\u901f\u7387<\/h3>\n

  Modbus\u548cRS485\u7684\u6570\u636e\u4f20\u8f93\u901f\u7387\u4e5f\u6709\u6240\u4e0d\u540c\u3002Modbus\u7684\u6570\u636e\u4f20\u8f93\u901f\u7387\u53ef\u8fbe\u523019200bps\uff0c\u800cRS485\u7684\u6570\u636e\u4f20\u8f93\u901f\u7387\u53ef\u8fbe\u5230115200bps\uff0c\u8fd9\u4f7f\u5f97RS485\u7684\u6570\u636e\u4f20\u8f93\u901f\u7387\u6bd4Modbus\u7684\u6570\u636e\u4f20\u8f93\u901f\u7387\u8981\u5feb\u5f97\u591a\u3002<\/p>\n

  \u6297\u5e72\u6270\u80fd\u529b<\/h3>\n

  Modbus\u548cRS485\u90fd\u5177\u6709\u826f\u597d\u7684\u6297\u5e72\u6270\u80fd\u529b\uff0c\u4f46RS485\u7684\u6297\u5e72\u6270\u80fd\u529b\u66f4\u5f3a\uff0c\u53ef\u4ee5\u5728\u6076\u52a3\u7684\u73af\u5883\u4e2d\u5de5\u4f5c\u3002\u56e0\u6b64\uff0cRS485\u7684\u6297\u5e72\u6270\u80fd\u529b\u8981\u5f3a\u4e8eModbus\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

  Modbus\u548cRS485\u90fd\u662f\u5de5\u4e1a\u7f51\u7edc\u6280\u672f\u7684\u91cd\u8981\u7c7b\u578b\uff0c\u5b83\u4eec\u90fd\u53ef\u4ee5\u7528\u4e8e\u63a7\u5236\u548c\u76d1\u63a7\u673a\u5668\u548c\u8bbe\u5907\uff0c\u5b9e\u73b0\u8fdc\u7a0b\u63a7\u5236\u548c\u6570\u636e\u4f20\u8f93\u3002<\/strong>\u5b83\u4eec\u4e4b\u95f4\u6709\u5f88\u591a\u76f8\u4f3c\u4e4b\u5904\uff0c\u4f46\u4e5f\u6709\u4e00\u4e9b\u91cd\u8981\u7684\u5dee\u5f02\uff0c\u8fd9\u4e9b\u5dee\u5f02\u4f1a\u5f71\u54cd\u5230\u7528\u6237\u5728\u9009\u62e9\u548c\u4f7f\u7528\u5b83\u4eec\u65f6\u5e94\u8be5\u6ce8\u610f\u7684\u95ee\u9898\u3002Modbus\u53ef\u4ee5\u652f\u6301\u591a\u79cd\u7c7b\u578b\u7684\u901a\u4fe1\u63a5\u53e3\uff0c\u800cRS485\u53ea\u80fd\u7528\u4e8eRS485\u63a5\u53e3\u7684\u8bbe\u5907\uff1bModbus\u7684\u6570\u636e\u4f20\u8f93\u901f\u7387\u53ef\u8fbe\u523019200bps\uff0c\u800cRS485\u7684\u6570\u636e\u4f20\u8f93\u901f\u7387\u53ef\u8fbe\u5230115200bps\uff1bModbus\u548cRS485\u90fd\u5177\u6709\u826f\u597d\u7684\u6297\u5e72\u6270\u80fd\u529b\uff0c\u4f46RS485\u7684\u6297\u5e72\u6270\u80fd\u529b\u66f4\u5f3a\u3002\u56e0\u6b64\uff0c\u7528\u6237\u5e94\u6839\u636e\u81ea\u5df1\u7684\u9700\u6c42\uff0c\u9009\u62e9\u5408\u9002\u7684\u5de5\u4e1a\u7f51\u7edc\u6280\u672f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

Modbus\u548cRS485\u662f\u5de5\u4e1a\u7f51\u7edc\u6280\u672f\u7684\u4e24\u79cd\u91cd\u8981\u7c7b\u578b\uff0c\u5b83\u4eec\u90fd\u7528\u4e8e\u63a7\u5236\u548c\u76d1\u6d4b\u673a\u5668\u548c\u8bbe\u5907\u3002\u5b83\u4eec\u4e4b\u95f4\u6709\u5f88\u591a\u76f8\u4f3c\u4e4b\u5904\uff0c\u4f46\u4e5f\u6709\u4e00\u4e9b\u91cd\u8981\u7684\u5dee\u5f02\uff0c\u8fd9\u4e9b\u5dee\u5f02\u4f1a\u5f71\u54cd\u5230\u7528\u6237\u5728\u9009\u62e9\u548c\u4f7f\u7528\u5b83\u4eec\u65f6<\/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-41631","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\/41631"}],"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=41631"}],"version-history":[{"count":0,"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/posts\/41631\/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=41631"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/categories?post=41631"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/tags?post=41631"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}