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  RS485\u662f\u4e00\u79cd\u5e7f\u6cdb\u5e94\u7528\u7684\u5de5\u4e1a\u63a7\u5236\u548c\u901a\u4fe1\u6807\u51c6\uff0c\u5b83\u53ef\u4ee5\u652f\u6301\u5927\u8ddd\u79bb\u7684\u6570\u636e\u4f20\u8f93\uff0c\u652f\u6301\u591a\u79cd\u4e0d\u540c\u7684\u4f20\u8f93\u4ecb\u8d28\uff0c\u5e76\u4e14\u53ef\u4ee5\u652f\u6301\u591a\u79cd\u4e0d\u540c\u7684\u8bbe\u5907\u3002<\/strong>\u5728\u73b0\u4ee3\u5de5\u4e1a\u63a7\u5236\u548c\u901a\u4fe1\u7cfb\u7edf\u4e2d\uff0cRS485\u662f\u6700\u5e38\u7528\u7684\u6807\u51c6\u4e4b\u4e00\uff0c\u5b83\u53ef\u4ee5\u6ee1\u8db3\u5927\u591a\u6570\u5e94\u7528\u573a\u666f\u7684\u9700\u6c42\u3002\u672c\u6587\u5c06\u8ba8\u8bbaRS485\u4e0e\u5176\u4ed6\u901a\u4fe1\u6807\u51c6\u7684\u533a\u522b\uff0c\u4ee5\u53caRS485\u7684\u4f18\u70b9\u548c\u7f3a\u70b9\u3002<\/p>\n

RS485\u4e0eRS232\u7684\u533a\u522b<\/h2>\n

  RS232\u548cRS485\u90fd\u662f\u5e38\u7528\u7684\u5de5\u4e1a\u63a7\u5236\u548c\u901a\u4fe1\u6807\u51c6\uff0c\u5b83\u4eec\u90fd\u53ef\u4ee5\u7528\u4e8e\u5927\u8ddd\u79bb\u7684\u6570\u636e\u4f20\u8f93\u3002\u4f46\u662f\uff0c\u5b83\u4eec\u4e4b\u95f4\u4e5f\u6709\u4e00\u4e9b\u663e\u8457\u7684\u533a\u522b\uff1a<\/p>\n

  \u4f20\u8f93\u8ddd\u79bb<\/h3>\n

  RS232\u7684\u4f20\u8f93\u8ddd\u79bb\u4e00\u822c\u572850\u7c73\u4ee5\u5185\uff0c\u800cRS485\u7684\u4f20\u8f93\u8ddd\u79bb\u53ef\u4ee5\u8fbe\u52301200\u7c73\uff0c\u8fd9\u4f7f\u5f97RS485\u66f4\u9002\u5408\u5927\u8ddd\u79bb\u7684\u6570\u636e\u4f20\u8f93\u3002<\/p>\n

  \u4f20\u8f93\u901f\u7387<\/h3>\n

  RS232\u7684\u4f20\u8f93\u901f\u7387\u4e00\u822c\u5728115.2Kbps\u4ee5\u4e0b\uff0c\u800cRS485\u7684\u4f20\u8f93\u901f\u7387\u53ef\u4ee5\u8fbe\u523010Mbps\uff0c\u8fd9\u4f7f\u5f97RS485\u66f4\u9002\u5408\u5927\u5bb9\u91cf\u6570\u636e\u7684\u4f20\u8f93\u3002<\/p>\n

  \u63a5\u53e3\u7c7b\u578b<\/h3>\n

  RS232\u901a\u5e38\u4f7f\u7528DB-9\u6216DB-25\u8fde\u63a5\u5668\uff0c\u800cRS485\u901a\u5e38\u4f7f\u7528RJ45\u8fde\u63a5\u5668\uff0c\u8fd9\u4f7f\u5f97RS485\u66f4\u5bb9\u6613\u5b89\u88c5\u548c\u7ef4\u62a4\u3002<\/p>\n

RS485\u4e0e\u4ee5\u592a\u7f51\u7684\u533a\u522b<\/h2>\n

  \u4ee5\u592a\u7f51\u548cRS485\u90fd\u662f\u5e38\u7528\u7684\u5de5\u4e1a\u63a7\u5236\u548c\u901a\u4fe1\u6807\u51c6\uff0c\u5b83\u4eec\u90fd\u53ef\u4ee5\u7528\u4e8e\u5927\u8ddd\u79bb\u7684\u6570\u636e\u4f20\u8f93\u3002\u4f46\u662f\uff0c\u5b83\u4eec\u4e4b\u95f4\u4e5f\u6709\u4e00\u4e9b\u663e\u8457\u7684\u533a\u522b\uff1a<\/p>\n

  \u4f20\u8f93\u8ddd\u79bb<\/h3>\n

  \u4ee5\u592a\u7f51\u7684\u4f20\u8f93\u8ddd\u79bb\u4e00\u822c\u5728100\u7c73\u4ee5\u5185\uff0c\u800cRS485\u7684\u4f20\u8f93\u8ddd\u79bb\u53ef\u4ee5\u8fbe\u52301200\u7c73\uff0c\u8fd9\u4f7f\u5f97RS485\u66f4\u9002\u5408\u5927\u8ddd\u79bb\u7684\u6570\u636e\u4f20\u8f93\u3002<\/p>\n

  \u4f20\u8f93\u901f\u7387<\/h3>\n

  \u4ee5\u592a\u7f51\u7684\u4f20\u8f93\u901f\u7387\u4e00\u822c\u5728100Mbps\u4ee5\u4e0b\uff0c\u800cRS485\u7684\u4f20\u8f93\u901f\u7387\u53ef\u4ee5\u8fbe\u523010Mbps\uff0c\u8fd9\u4f7f\u5f97RS485\u66f4\u9002\u5408\u5c0f\u5bb9\u91cf\u6570\u636e\u7684\u4f20\u8f93\u3002<\/p>\n

  \u63a5\u53e3\u7c7b\u578b<\/h3>\n

  \u4ee5\u592a\u7f51\u901a\u5e38\u4f7f\u7528RJ45\u8fde\u63a5\u5668\uff0c\u800cRS485\u901a\u5e38\u4f7f\u7528RJ45\u8fde\u63a5\u5668\uff0c\u8fd9\u4f7f\u5f97RS485\u66f4\u5bb9\u6613\u5b89\u88c5\u548c\u7ef4\u62a4\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

  RS485\u662f\u4e00\u79cd\u5e7f\u6cdb\u5e94\u7528\u7684\u5de5\u4e1a\u63a7\u5236\u548c\u901a\u4fe1\u6807\u51c6\uff0c\u5b83\u53ef\u4ee5\u652f\u6301\u5927\u8ddd\u79bb\u7684\u6570\u636e\u4f20\u8f93\uff0c\u652f\u6301\u591a\u79cd\u4e0d\u540c\u7684\u4f20\u8f93\u4ecb\u8d28\uff0c\u5e76\u4e14\u53ef\u4ee5\u652f\u6301\u591a\u79cd\u4e0d\u540c\u7684\u8bbe\u5907\u3002<\/strong>\u5b83\u4e0eRS232\u548c\u4ee5\u592a\u7f51\u90fd\u6709\u4e00\u4e9b\u663e\u8457\u7684\u533a\u522b\uff0c\u6bd4\u5982\u4f20\u8f93\u8ddd\u79bb\u3001\u4f20\u8f93\u901f\u7387\u548c\u63a5\u53e3\u7c7b\u578b\u3002RS485\u7684\u4f18\u70b9\u5728\u4e8e\u5b83\u53ef\u4ee5\u652f\u6301\u5927\u8ddd\u79bb\u7684\u4f20\u8f93\uff0c\u652f\u6301\u591a\u79cd\u4f20\u8f93\u4ecb\u8d28\uff0c\u5e76\u4e14\u652f\u6301\u591a\u79cd\u8bbe\u5907\u3002\u7136\u800c\uff0c\u5b83\u4e5f\u6709\u4e00\u4e9b\u7f3a\u70b9\uff0c\u6bd4\u5982\u4f20\u8f93\u901f\u7387\u8f83\u4f4e\uff0c\u5b89\u88c5\u548c\u7ef4\u62a4\u8f83\u4e3a\u590d\u6742\u3002\u56e0\u6b64\uff0c\u5728\u9009\u62e9\u5de5\u4e1a\u63a7\u5236\u548c\u901a\u4fe1\u6807\u51c6\u65f6\uff0c\u5e94\u8be5\u6839\u636e\u5177\u4f53\u7684\u5e94\u7528\u573a\u666f\u6765\u9009\u62e9\u5408\u9002\u7684\u6807\u51c6\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

RS485\u662f\u4e00\u79cd\u5e7f\u6cdb\u5e94\u7528\u7684\u5de5\u4e1a\u63a7\u5236\u548c\u901a\u4fe1\u6807\u51c6\uff0c\u5b83\u53ef\u4ee5\u652f\u6301\u5927\u8ddd\u79bb\u7684\u6570\u636e\u4f20\u8f93\uff0c\u652f\u6301\u591a\u79cd\u4e0d\u540c\u7684\u4f20\u8f93\u4ecb\u8d28\uff0c\u5e76\u4e14\u53ef\u4ee5\u652f\u6301\u591a\u79cd\u4e0d\u540c\u7684\u8bbe\u5907\u3002\u5728\u73b0\u4ee3\u5de5\u4e1a<\/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-42960","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-r"],"_links":{"self":[{"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/posts\/42960"}],"collection":[{"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/comments?post=42960"}],"version-history":[{"count":0,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/posts\/42960\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/media\/4132"}],"wp:attachment":[{"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/media?parent=42960"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/categories?post=42960"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/tags?post=42960"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}