{"id":68761,"date":"2023-12-16T05:14:59","date_gmt":"2023-12-15T21:14:59","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=68761"},"modified":"2023-12-16T05:14:59","modified_gmt":"2023-12-15T21:14:59","slug":"rjkyjdy","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/68761.html","title":{"rendered":"RS485\u63a5\u53e3\u5f15\u811a\u5b9a\u4e49"},"content":{"rendered":"

  RS485\u63a5\u53e3\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u5de5\u4e1a\u901a\u4fe1\u6807\u51c6\uff0c\u5b83\u5141\u8bb8\u8fdc\u7a0b\u8bbe\u5907\u4e4b\u95f4\u8fdb\u884c\u53ef\u9760\u7684\u6570\u636e\u4f20\u8f93\u3002\u672c\u6587\u5c06\u6df1\u5165\u63a2\u8ba8RS485\u63a5\u53e3\u5f15\u811a\u5b9a\u4e49\u53ca\u5176\u5e94\u7528\u3002<\/p>\n

RS485\u63a5\u53e3\u7b80\u4ecb<\/h2>\n

  RS485\u662f\u4e00\u79cd\u6807\u51c6\u7684\u4e32\u884c\u901a\u4fe1\u534f\u8bae\uff0c\u901a\u5e38\u7528\u4e8e\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf<\/a>\u3001\u4eea\u8868\u3001\u4f20\u611f\u5668<\/a>\u548c\u6570\u636e\u91c7\u96c6\u8bbe\u5907\u7b49\u9886\u57df\u3002\u5b83\u5177\u6709\u4f20\u8f93\u8ddd\u79bb\u8fdc\u3001\u6297\u5e72\u6270\u80fd\u529b\u5f3a\u3001\u591a\u8282\u70b9\u8fde\u63a5\u7b49\u4f18\u70b9\uff0c\u56e0\u6b64\u5728\u5de5\u4e1a\u9886\u57df\u5f97\u5230\u5e7f\u6cdb\u5e94\u7528\u3002<\/p>\n

  RS485\u63a5\u53e3\u7279\u70b9<\/h3>\n

  RS485\u63a5\u53e3\u5de5\u4f5c\u5728\u5dee\u5206\u6a21\u5f0f\u4e0b\uff0c\u80fd\u591f\u514b\u670d\u5e38\u89c4\u4e32\u53e3\u7684\u4f20\u8f93\u8ddd\u79bb\u53d7\u9650\u3001\u6297\u5e72\u6270\u6027\u5dee\u7684\u95ee\u9898\u3002\u5b83\u91c7\u7528\u5e73\u8861\u4f20\u8f93\u7ebf\u8def\uff0c\u5728\u4f20\u8f93\u8ddd\u79bb\u53ef\u8fbe1200\u7c73\u7684\u73af\u5883\u4e2d\uff0c\u6570\u636e\u4f20\u8f93\u901f\u7387<\/a>\u53ef\u8fbe10Mbps\u3002<\/p>\n

  \u5dee\u5206\u4fe1\u53f7<\/h4>\n

  RS485\u4f7f\u7528\u4e24\u6839\u4f20\u8f93\u7ebf\u8fdb\u884c\u6570\u636e\u4f20\u8f93\uff0c\u4e00\u6839\u7ebf\u53d1\u9001\u6b63\u903b\u8f91\u4fe1\u53f7\uff0c\u53e6\u4e00\u6839\u7ebf\u53d1\u9001\u53cd\u903b\u8f91\u4fe1\u53f7\uff0c\u5dee\u5206\u4fe1\u53f7\u53ef\u4ee5\u6709\u6548\u5730\u62b5\u6d88\u5916\u90e8\u5e72\u6270\uff0c\u4fdd\u8bc1\u6570\u636e\u4f20\u8f93\u7684\u7a33\u5b9a\u6027\u3002<\/p>\n

  \u591a\u70b9\u901a\u4fe1<\/h4>\n

  RS485\u652f\u6301\u591a\u4e2a\u8bbe\u5907\u5171\u4eab\u540c\u4e00\u901a\u4fe1\u7ebf\u8def\uff0c\u6bcf\u4e2a\u8bbe\u5907\u90fd\u6709\u552f\u4e00\u7684\u5730\u5740\u6807\u8bc6\uff0c\u56e0\u6b64\u9002\u7528\u4e8e\u9700\u8981\u591a\u4e2a\u8bbe\u5907\u4e92\u76f8\u901a\u4fe1\u7684\u573a\u5408\u3002<\/p>\n

RS485\u63a5\u53e3\u5f15\u811a\u5b9a\u4e49<\/h2>\n

  \u4e86\u89e3RS485\u63a5\u53e3\u7684\u5f15\u811a\u5b9a\u4e49\u5bf9\u4e8e\u6b63\u786e\u8fde\u63a5\u8bbe\u5907\u81f3\u5173\u91cd\u8981\uff0c\u4e0b\u9762\u662f\u5e38\u89c1\u7684RS485\u63a5\u53e3\u5f15\u811a\u5b9a\u4e49\u793a\u610f\u56fe\u3002<\/p>\n

  RS485\u63a5\u53e3\u5f15\u811a\u5b9a\u4e49\u793a\u610f\u56fe<\/h3>\n

  \u4e00\u822c\u60c5\u51b5\u4e0b\uff0cRS485\u63a5\u53e3\u6709\u4ee5\u4e0b\u51e0\u4e2a\u5f15\u811a\uff1a<\/p>\n

    \n
  • \u6b63\u903b\u8f91\u4f20\u8f93\u7ebf\uff08A+\uff09<\/li>\n
  • \u8d1f\u903b\u8f91\u4f20\u8f93\u7ebf\uff08B-\uff09<\/li>\n
  • \u5730\u7ebf\uff08GND\uff09<\/li>\n
  • \u6570\u636e\u63a7\u5236\uff08DE\uff09<\/li>\n
  • \u63a5\u6536\u4f7f\u80fd\uff08RE\uff09<\/li>\n<\/ul>\n

      \u5f15\u811a\u529f\u80fd\u8bf4\u660e<\/h4>\n

      \u6b63\u903b\u8f91\u4f20\u8f93\u7ebf\u548c\u8d1f\u903b\u8f91\u4f20\u8f93\u7ebf\u7528\u4e8e\u5dee\u5206\u4fe1\u53f7\u4f20\u8f93\uff0c\u5730\u7ebf\u7528\u4e8e\u7535\u6c14\u63a5\u5730\uff0c\u6570\u636e\u63a7\u5236\u548c\u63a5\u6536\u4f7f\u80fd\u7528\u4e8e\u63a7\u5236\u53d1\u9001\u548c\u63a5\u6536\u6570\u636e\u3002<\/p>\n

    \u603b\u7ed3<\/h2>\n

      RS485\u63a5\u53e3\u662f\u5de5\u4e1a\u63a7\u5236\u9886\u57df\u5e38\u7528\u7684\u901a\u4fe1\u6807\u51c6\uff0c\u5177\u6709\u4f20\u8f93\u8ddd\u79bb\u8fdc\u3001\u6297\u5e72\u6270\u80fd\u529b\u5f3a\u3001\u591a\u8282\u70b9\u8fde\u63a5\u7b49\u4f18\u70b9\u3002<\/strong>\u4e86\u89e3\u5176\u5f15\u811a\u5b9a\u4e49\u5bf9\u4e8e\u6b63\u786e\u4f7f\u7528\u548c\u8fde\u63a5\u8bbe\u5907\u81f3\u5173\u91cd\u8981\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

    RS485\u63a5\u53e3\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u5de5\u4e1a\u901a\u4fe1\u6807\u51c6\uff0c\u5b83\u5141\u8bb8\u8fdc\u7a0b\u8bbe\u5907\u4e4b\u95f4\u8fdb\u884c\u53ef\u9760\u7684\u6570\u636e\u4f20\u8f93\u3002\u672c\u6587\u5c06\u6df1\u5165\u63a2\u8ba8RS485\u63a5\u53e3\u5f15\u811a\u5b9a\u4e49\u53ca\u5176\u5e94\u7528\u3002RS485\u63a5\u53e3\u7b80\u4ecbRS485\u662f\u4e00\u79cd\u6807\u51c6<\/p>\n","protected":false},"author":1,"featured_media":64231,"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-68761","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\/68761","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=68761"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/68761\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media\/64231"}],"wp:attachment":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media?parent=68761"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=68761"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=68761"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}