{"id":77888,"date":"2024-01-04T14:24:27","date_gmt":"2024-01-04T06:24:27","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=77888"},"modified":"2024-01-04T14:24:27","modified_gmt":"2024-01-04T06:24:27","slug":"rsjbxjqyy","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/77888.html","title":{"rendered":"RS485\u6570\u636e\u6ce2\u5f62\u53ca\u5176\u5e94\u7528"},"content":{"rendered":"

  RS485\u6570\u636e\u6ce2\u5f62\u662f\u73b0\u4ee3\u901a\u4fe1\u9886\u57df\u4e2d\u7684\u91cd\u8981\u6982\u5ff5\uff0c\u5b83\u5728\u5404\u79cd\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\u3001\u81ea\u52a8\u5316\u8bbe\u5907\u3001\u667a\u80fd\u4eea\u5668\u7b49\u9886\u57df\u5f97\u5230\u4e86\u5e7f\u6cdb\u5e94\u7528\u3002\u672c\u6587\u5c06\u6df1\u5165\u63a2\u8ba8RS485\u6570\u636e\u6ce2\u5f62\u7684\u7279\u70b9\u3001\u4f20\u8f93\u539f\u7406\u53ca\u5176\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\u7684\u91cd\u8981\u6027\u3002<\/p>\n

RS485<\/a>\u6570\u636e\u6ce2\u5f62\u7684\u7279\u70b9<\/h2>\n

  RS485\u6570\u636e\u6ce2\u5f62\u7684\u7279\u70b9\u5177\u6709\u5f88\u9ad8\u7684\u4f20\u8f93\u6548\u7387\u3001\u6297\u5e72\u6270\u80fd\u529b\u5f3a\u3001\u652f\u6301\u591a\u70b9\u901a\u4fe1\u7b49\u7279\u70b9\u3002\u9996\u5148\uff0cRS485\u6570\u636e\u6ce2\u5f62\u5728\u4f20\u8f93\u8fc7\u7a0b\u4e2d\u7684\u9ad8\u6548\u7387\u4f7f\u5176\u6210\u4e3a\u5de5\u4e1a\u9886\u57df\u9996\u9009\u7684\u901a\u4fe1\u65b9\u5f0f\u3002\u5176\u6b21\uff0cRS485\u6570\u636e\u6ce2\u5f62\u5177\u6709\u5f3a\u5927\u7684\u6297\u5e72\u6270\u80fd\u529b\uff0c\u80fd\u591f\u9002\u5e94\u5de5\u4e1a\u73af\u5883\u4e2d\u7684\u7535\u78c1\u5e72\u6270\u548c\u566a\u58f0\u3002\u540c\u65f6\uff0cRS485\u652f\u6301\u591a\u70b9\u901a\u4fe1\uff0c\u53ef\u4ee5\u8fde\u63a5\u591a\u4e2a\u8bbe\u5907\uff0c\u6ee1\u8db3\u590d\u6742\u7684\u901a\u4fe1\u9700\u6c42\u3002<\/p>\n

  \u4f20\u8f93\u6548\u7387\u9ad8<\/h3>\n

  RS485\u6570\u636e\u6ce2\u5f62\u80fd\u591f\u4ee5\u8f83\u9ad8\u7684\u901f\u7387\u8fdb\u884c\u6570\u636e\u4f20\u8f93\uff0c\u8fd9\u4f7f\u5f97\u5176\u5728\u5de5\u4e1a\u81ea\u52a8\u5316\u63a7\u5236\u7cfb\u7edf\u4e2d\u5f97\u5230\u5e7f\u6cdb\u5e94\u7528\u3002\u4f20\u8f93\u6548\u7387\u9ad8\u610f\u5473\u7740\u80fd\u591f\u66f4\u5feb\u901f\u5730\u4f20\u8f93\u6570\u636e\uff0c\u63d0\u9ad8\u7cfb\u7edf\u7684\u54cd\u5e94\u901f\u5ea6\u3002<\/p>\n

  \u6297\u5e72\u6270\u80fd\u529b\u5f3a<\/h3>\n

  RS485\u6570\u636e\u6ce2\u5f62\u5728\u4f20\u8f93\u8fc7\u7a0b\u4e2d\u80fd\u591f\u6709\u6548\u62b5\u5fa1\u5404\u79cd\u5e72\u6270\uff0c\u5305\u62ec\u7535\u78c1\u5e72\u6270\u3001\u566a\u58f0\u7b49\uff0c\u4fdd\u969c\u4e86\u6570\u636e\u4f20\u8f93\u7684\u7a33\u5b9a\u6027\u548c\u53ef\u9760\u6027\u3002<\/p>\n

  \u652f\u6301\u591a\u70b9\u901a\u4fe1<\/h3>\n

  RS485\u6570\u636e\u6ce2\u5f62\u652f\u6301\u591a\u70b9\u901a\u4fe1\uff0c\u53ef\u4ee5\u8fde\u63a5\u591a\u4e2a\u8bbe\u5907\uff0c\u5728\u5de5\u4e1a\u81ea\u52a8\u5316\u63a7\u5236\u7cfb\u7edf\u4e2d\u8d77\u5230\u4e86\u91cd\u8981\u4f5c\u7528\u3002\u5b83\u4f7f\u5f97\u591a\u4e2a\u8bbe\u5907\u53ef\u4ee5\u8fdb\u884c\u6709\u6548\u7684\u6570\u636e\u4ea4\u6362\u548c\u901a\u4fe1\uff0c\u6ee1\u8db3\u4e86\u5de5\u4e1a\u73b0\u573a\u590d\u6742\u7684\u901a\u4fe1\u9700\u6c42\u3002<\/p>\n

RS485\u6570\u636e\u6ce2\u5f62\u7684\u4f20\u8f93\u539f\u7406<\/h2>\n

  RS485\u6570\u636e\u6ce2\u5f62\u7684\u4f20\u8f93\u539f\u7406\u4e3b\u8981\u57fa\u4e8e\u5dee\u5206\u4fe1\u53f7\u7684\u4f20\u8f93\u65b9\u5f0f\u3002\u5dee\u5206\u4fe1\u53f7\u662f\u6307\u5728\u4fe1\u53f7\u4f20\u8f93\u8fc7\u7a0b\u4e2d\uff0c\u91c7\u7528\u4e24\u4e2a\u76f8\u4e92\u4e92\u8865\u7684\u4fe1\u53f7\u6765\u8868\u793a\u903b\u8f91\u4fe1\u606f\uff0c\u4ece\u800c\u63d0\u9ad8\u4e86\u6297\u5e72\u6270\u80fd\u529b\u3002RS485\u6570\u636e\u6ce2\u5f62\u5728\u4fe1\u53f7\u4f20\u8f93\u65f6\u91c7\u7528\u4e24\u6839\u7ebf\uff0c\u4e00\u6839\u662f\u6b63\u5411\u4fe1\u53f7\u7ebf\uff08A\uff09\uff0c\u4e00\u6839\u662f\u8d1f\u5411\u4fe1\u53f7\u7ebf\uff08B\uff09\u3002\u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f\uff0cRS485\u80fd\u591f\u66f4\u597d\u5730\u5e94\u5bf9\u4f20\u8f93\u4e2d\u7684\u566a\u58f0\u548c\u5e72\u6270\uff0c\u63d0\u9ad8\u4e86\u901a\u4fe1\u8d28\u91cf\u3002<\/p>\n

  \u5dee\u5206\u4fe1\u53f7\u4f20\u8f93<\/h3>\n

  RS485\u6570\u636e\u6ce2\u5f62\u91c7\u7528\u5dee\u5206\u4fe1\u53f7\u4f20\u8f93\u65b9\u5f0f\uff0c\u901a\u8fc7\u6bd4\u8f83\u6b63\u5411\u548c\u8d1f\u5411\u4fe1\u53f7\u4e4b\u95f4\u7684\u5dee\u5f02\u6765\u8868\u793a\u903b\u8f91\u4fe1\u606f\u3002\u8fd9\u79cd\u4f20\u8f93\u65b9\u5f0f\u4f7f\u5f97\u4fe1\u53f7\u4f20\u8f93\u66f4\u52a0\u7a33\u5b9a\u53ef\u9760\uff0c\u6709\u6548\u62b5\u5fa1\u5e72\u6270\u3002<\/p>\n

  \u4f20\u8f93\u7ebf\u8def\u7279\u6027<\/h3>\n

  RS485\u6570\u636e\u6ce2\u5f62\u4f20\u8f93\u7ebf\u8def\u91c7\u7528\u5e73\u8861\u4f20\u8f93\u65b9\u5f0f\uff0c\u901a\u8fc7\u5339\u914d\u963b\u6297\u548c\u9002\u5f53\u7684\u7ebf\u8def\u8bbe\u8ba1\uff0c\u5b9e\u73b0\u4e86\u4fe1\u53f7\u4f20\u8f93\u7684\u7a33\u5b9a\u6027\u548c\u53ef\u9760\u6027\u3002\u4f20\u8f93\u7ebf\u8def\u7684\u6b63\u786e\u8bbe\u8ba1\u5bf9RS485\u6570\u636e\u6ce2\u5f62\u7684\u4f20\u8f93\u8d28\u91cf\u81f3\u5173\u91cd\u8981\u3002<\/p>\n

RS485\u6570\u636e\u6ce2\u5f62\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\u7684\u91cd\u8981\u6027<\/h2>\n

  RS485\u6570\u636e\u6ce2\u5f62\u5728\u5404\u79cd\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\u3001\u81ea\u52a8\u5316\u8bbe\u5907\u3001\u667a\u80fd\u4eea\u5668\u7b49\u9886\u57df\u7684\u5e94\u7528\u65e5\u76ca\u5e7f\u6cdb\uff0c\u5176\u91cd\u8981\u6027\u4e0d\u8a00\u800c\u55bb\u3002RS485\u6570\u636e\u6ce2\u5f62\u7684\u9ad8\u6548\u4f20\u8f93\u3001\u6297\u5e72\u6270\u80fd\u529b\u548c\u652f\u6301\u591a\u70b9\u901a\u4fe1\u7684\u7279\u70b9\uff0c\u4f7f\u5f97\u5176\u6210\u4e3a\u5de5\u4e1a\u9886\u57df\u901a\u4fe1\u7684\u9996\u9009\u65b9\u5f0f\u3002<\/p>\n

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

  \u5728\u5de5\u4e1a\u81ea\u52a8\u5316\u9886\u57df\uff0cRS485\u6570\u636e\u6ce2\u5f62\u88ab\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5404\u7c7b\u63a7\u5236\u7cfb\u7edf\u4e2d\uff0c\u5982PLC\u63a7\u5236<\/a>\u7cfb\u7edf\u3001\u5de5\u4e1a\u673a\u5668\u4eba\u7cfb\u7edf\u7b49\u3002\u5176\u9ad8\u6548\u4f20\u8f93\u901f\u7387<\/a>\u548c\u6297\u5e72\u6270\u80fd\u529b\u80fd\u591f\u6ee1\u8db3\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\u5bf9\u7a33\u5b9a\u53ef\u9760\u901a\u4fe1\u7684\u9700\u6c42\u3002<\/p>\n

  \u667a\u80fd\u4eea\u5668<\/h3>\n

  \u667a\u80fd\u4eea\u5668\u9886\u57df\u4e5f\u662fRS485\u6570\u636e\u6ce2\u5f62\u7684\u91cd\u8981\u5e94\u7528\u9886\u57df\uff0c\u4f8b\u5982\u667a\u80fd\u6e29\u5ea6\u4f20\u611f\u5668\u3001\u667a\u80fd\u538b\u529b\u4f20\u611f\u5668\u7b49\u3002RS485\u6570\u636e\u6ce2\u5f62\u652f\u6301\u591a\u70b9\u901a\u4fe1\uff0c\u80fd\u591f\u8fde\u63a5\u591a\u4e2a\u667a\u80fd\u4eea\u5668\uff0c\u5b9e\u73b0\u5b9e\u65f6\u6570\u636e\u91c7\u96c6\u548c\u76d1\u6d4b\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

  RS485\u6570\u636e\u6ce2\u5f62\u4ee5\u5176\u9ad8\u6548\u7387\u3001\u6297\u5e72\u6270\u80fd\u529b\u5f3a\u3001\u652f\u6301\u591a\u70b9\u901a\u4fe1\u7b49\u7279\u70b9\uff0c\u6210\u4e3a\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\u548c\u667a\u80fd\u4eea\u5668\u4e2d\u91cd\u8981\u7684\u901a\u4fe1\u65b9\u5f0f\u3002<\/strong>\u5dee\u5206\u4fe1\u53f7\u4f20\u8f93\u539f\u7406\u4f7f\u5f97RS485\u6570\u636e\u6ce2\u5f62\u80fd\u591f\u66f4\u597d\u5730\u5e94\u5bf9\u5de5\u4e1a\u73af\u5883\u4e2d\u7684\u5e72\u6270\u548c\u566a\u58f0\uff0c\u4fdd\u969c\u4e86\u901a\u4fe1\u7684\u7a33\u5b9a\u6027\u548c\u53ef\u9760\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

RS485\u6570\u636e\u6ce2\u5f62\u662f\u73b0\u4ee3\u901a\u4fe1\u9886\u57df\u4e2d\u7684\u91cd\u8981\u6982\u5ff5\uff0c\u5b83\u5728\u5404\u79cd\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\u3001\u81ea\u52a8\u5316\u8bbe\u5907\u3001\u667a\u80fd\u4eea\u5668\u7b49\u9886\u57df\u5f97\u5230\u4e86\u5e7f\u6cdb\u5e94\u7528\u3002\u672c\u6587\u5c06\u6df1\u5165\u63a2\u8ba8RS485\u6570\u636e\u6ce2\u5f62\u7684\u7279\u70b9\u3001\u4f20\u8f93\u539f\u7406\u53ca\u5176\u5728\u5b9e\u9645\u5e94<\/p>\n","protected":false},"author":1,"featured_media":64183,"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-77888","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-r"],"_links":{"self":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/77888","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=77888"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/77888\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media\/64183"}],"wp:attachment":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media?parent=77888"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=77888"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=77888"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}