{"id":56580,"date":"2023-10-23T12:48:34","date_gmt":"2023-10-23T04:48:34","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=56580"},"modified":"2023-10-23T12:48:34","modified_gmt":"2023-10-23T04:48:34","slug":"xyjgdk","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/56580.html","title":{"rendered":"485\u9700\u8981\u51e0\u4e2a\u7aef\u53e3\uff1f"},"content":{"rendered":"

  RS485\u662f\u4e00\u79cd\u5e38\u7528\u7684\u5de5\u4e1a\u7f51\u7edc\u901a\u4fe1\u534f\u8bae\uff0c\u5b83\u53ef\u4ee5\u652f\u6301\u957f\u8ddd\u79bb\u3001\u9ad8\u901f\u3001\u591a\u70b9\u4f20\u8f93\uff0c\u662f\u5de5\u63a7\u7cfb\u7edf\u4e2d\u5e38\u7528\u7684\u901a\u4fe1\u65b9\u5f0f\u3002RS485\u9700\u8981\u4e24\u4e2a\u7aef\u53e3\uff0c\u4e00\u4e2a\u53d1\u9001\u7aef\u53e3\uff0c\u4e00\u4e2a\u63a5\u6536\u7aef\u53e3\uff0c\u4ee5\u5b9e\u73b0\u6570\u636e\u7684\u53d1\u9001\u548c\u63a5\u6536\u529f\u80fd\u3002<\/p>\n

485\u9700\u8981\u51e0\u4e2a\u7aef\u53e3\uff1f<\/h2>\n

  RS485\u662f\u4e00\u79cd\u5e38\u7528\u7684\u5de5\u4e1a\u7f51\u7edc\u901a\u4fe1\u534f\u8bae\uff0c\u5b83\u53ef\u4ee5\u652f\u6301\u957f\u8ddd\u79bb\u3001\u9ad8\u901f\u3001\u591a\u70b9\u4f20\u8f93\uff0c\u662f\u5de5\u63a7\u7cfb\u7edf\u4e2d\u5e38\u7528\u7684\u901a\u4fe1\u65b9\u5f0f\u3002RS485\u9700\u8981\u4e24\u4e2a\u7aef\u53e3\uff0c\u4e00\u4e2a\u53d1\u9001\u7aef\u53e3\uff0c\u4e00\u4e2a\u63a5\u6536\u7aef\u53e3\uff0c\u4ee5\u5b9e\u73b0\u6570\u636e\u7684\u53d1\u9001\u548c\u63a5\u6536\u529f\u80fd\u3002<\/p>\n

  485\u7684\u5de5\u4f5c\u539f\u7406<\/h3>\n

  RS485\u662f\u4e00\u79cd\u5de5\u4e1a\u6807\u51c6\u7684\u7269\u7406\u5c42\u7f51\u7edc\u901a\u4fe1\u534f\u8bae\uff0c\u5b83\u4f7f\u7528\u4e24\u4e2a\u7aef\u53e3\uff0c\u4e00\u4e2a\u53d1\u9001\u7aef\u53e3\uff0c\u4e00\u4e2a\u63a5\u6536\u7aef\u53e3\uff0c\u4ee5\u5b9e\u73b0\u6570\u636e\u7684\u53d1\u9001\u548c\u63a5\u6536\u529f\u80fd\u3002RS485\u91c7\u7528\u591a\u70b9\u63a5\u5165\u6280\u672f\uff0c\u53ef\u4ee5\u5b9e\u73b0\u591a\u4e2a\u8bbe\u5907\u4e4b\u95f4\u7684\u901a\u4fe1\u3002RS485\u7684\u5de5\u4f5c\u539f\u7406\u662f\uff0c\u5f53\u4e00\u4e2a\u8bbe\u5907\u53d1\u51fa\u6570\u636e\u65f6\uff0c\u53d1\u9001\u7aef\u53e3\u5c06\u6570\u636e\u53d1\u9001\u5230\u7f51\u7edc\u4e2d\uff0c\u7f51\u7edc\u4e2d\u7684\u6bcf\u4e2a\u8bbe\u5907\u90fd\u53ef\u4ee5\u68c0\u6d4b\u5230\u6570\u636e\uff0c\u4f46\u53ea\u6709\u63a5\u6536\u7aef\u53e3\u63a5\u6536\u5230\u6570\u636e\u7684\u8bbe\u5907\u624d\u80fd\u591f\u6b63\u786e\u89e3\u6790\u6570\u636e\u3002<\/p>\n

  485\u7684\u4f18\u70b9<\/h3>\n

  RS485\u5177\u6709\u5f88\u591a\u4f18\u70b9\uff0c\u5176\u4e2d\u6700\u91cd\u8981\u7684\u662f\u5b83\u53ef\u4ee5\u652f\u6301\u957f\u8ddd\u79bb\u3001\u9ad8\u901f\u3001\u591a\u70b9\u4f20\u8f93\uff0c\u8fd9\u4f7f\u5f97\u5b83\u6210\u4e3a\u5de5\u63a7\u7cfb\u7edf\u4e2d\u5e38\u7528\u7684\u901a\u4fe1\u65b9\u5f0f\u3002\u6b64\u5916\uff0cRS485\u8fd8\u5177\u6709\u9632\u7535\u78c1\u5e72\u6270\u80fd\u529b\u5f3a\u3001\u6297\u7ebf\u8def\u5e72\u6270\u80fd\u529b\u5f3a\u3001\u6297\u7535\u78c1\u5e72\u6270\u80fd\u529b\u5f3a\u7b49\u4f18\u70b9\uff0c\u4f7f\u5f97\u5b83\u53ef\u4ee5\u5728\u5404\u79cd\u6076\u52a3\u73af\u5883\u4e2d\u6b63\u5e38\u5de5\u4f5c\u3002<\/p>\n

  485\u7684\u7f3a\u70b9<\/h3>\n

  RS485\u7684\u7f3a\u70b9\u4e5f\u5f88\u660e\u663e\uff0c\u9996\u5148\uff0c\u5b83\u7684\u6570\u636e\u4f20\u8f93\u901f\u7387\u8f83\u6162\uff0c\u6700\u9ad8\u53ea\u80fd\u8fbe\u523010Mbps\uff0c\u800c\u4e14\u5b83\u7684\u901a\u4fe1\u8ddd\u79bb\u4e5f\u53d7\u9650\uff0c\u6700\u957f\u53ea\u80fd\u8fbe\u52301200\u7c73\u3002\u6b64\u5916\uff0cRS485\u7684\u7ebf\u8def\u4e5f\u6bd4\u8f83\u590d\u6742\uff0c\u9700\u8981\u4f7f\u7528\u4e24\u6839\u7ebf\uff0c\u4e00\u6839\u7528\u4e8e\u53d1\u9001\uff0c\u4e00\u6839\u7528\u4e8e\u63a5\u6536\uff0c\u8fd9\u6837\u5c31\u589e\u52a0\u4e86\u7ebf\u8def\u7684\u590d\u6742\u5ea6\uff0c\u4e5f\u589e\u52a0\u4e86\u7cfb\u7edf\u7684\u6210\u672c\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

  \u4ece\u4e0a\u9762\u7684\u4ecb\u7ecd\u53ef\u4ee5\u770b\u51fa\uff0cRS485\u662f\u4e00\u79cd\u5e38\u7528\u7684\u5de5\u4e1a\u7f51\u7edc\u901a\u4fe1\u534f\u8bae\uff0c\u5b83\u53ef\u4ee5\u652f\u6301\u957f\u8ddd\u79bb\u3001\u9ad8\u901f\u3001\u591a\u70b9\u4f20\u8f93\uff0c\u662f\u5de5\u63a7\u7cfb\u7edf\u4e2d\u5e38\u7528\u7684\u901a\u4fe1\u65b9\u5f0f\u3002RS485\u9700\u8981\u4e24\u4e2a\u7aef\u53e3\uff0c\u4e00\u4e2a\u53d1\u9001\u7aef\u53e3\uff0c\u4e00\u4e2a\u63a5\u6536\u7aef\u53e3\uff0c\u4ee5\u5b9e\u73b0\u6570\u636e\u7684\u53d1\u9001\u548c\u63a5\u6536\u529f\u80fd\u3002RS485\u5177\u6709\u5f88\u591a\u4f18\u70b9\uff0c\u6bd4\u5982\u652f\u6301\u957f\u8ddd\u79bb\u3001\u9ad8\u901f\u3001\u591a\u70b9\u4f20\u8f93\u7b49\uff0c\u4f46\u4e5f\u6709\u4e00\u4e9b\u7f3a\u70b9\uff0c\u6bd4\u5982\u6570\u636e\u4f20\u8f93\u901f\u7387\u8f83\u6162\uff0c\u6700\u9ad8\u53ea\u80fd\u8fbe\u523010Mbps\uff0c\u800c\u4e14\u5b83\u7684\u901a\u4fe1\u8ddd\u79bb\u4e5f\u53d7\u9650\uff0c\u6700\u957f\u53ea\u80fd\u8fbe\u52301200\u7c73\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

RS485\u662f\u4e00\u79cd\u5e38\u7528\u7684\u5de5\u4e1a\u7f51\u7edc\u901a\u4fe1\u534f\u8bae\uff0c\u5b83\u53ef\u4ee5\u652f\u6301\u957f\u8ddd\u79bb\u3001\u9ad8\u901f\u3001\u591a\u70b9\u4f20\u8f93\uff0c\u662f\u5de5\u63a7\u7cfb\u7edf\u4e2d\u5e38\u7528\u7684\u901a\u4fe1\u65b9\u5f0f\u3002RS485\u9700\u8981\u4e24\u4e2a\u7aef\u53e3\uff0c\u4e00\u4e2a\u53d1\u9001\u7aef\u53e3\uff0c\u4e00\u4e2a\u63a5<\/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-56580","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\/56580","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=56580"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/56580\/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=56580"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=56580"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=56580"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}