{"id":78125,"date":"2024-01-09T14:00:03","date_gmt":"2024-01-09T06:00:03","guid":{"rendered":"\/\/www.dealsbon.com\/?p=78125"},"modified":"2024-01-09T14:00:03","modified_gmt":"2024-01-09T06:00:03","slug":"rdqb","status":"publish","type":"post","link":"\/\/www.dealsbon.com\/blog\/78125.html","title":{"rendered":"RS232\/RS485\/RS422\u7684\u533a\u522b"},"content":{"rendered":"

  RS232\u3001RS485\u548cRS422\u662f\u5e38\u89c1\u7684\u4e32\u884c\u901a\u4fe1\u6807\u51c6\uff0c\u5b83\u4eec\u5728\u5de5\u4e1a\u63a7\u5236\u3001\u901a\u8baf\u8bbe\u5907\u548c\u81ea\u52a8\u5316\u7cfb\u7edf\u4e2d\u8d77\u7740\u91cd\u8981\u4f5c\u7528\u3002\u4eca\u5929\u6211\u4eec\u5c06\u4ecb\u7ecd\u5b83\u4eec\u7684\u533a\u522b\u548c\u9002\u7528\u573a\u666f\u3002<\/p>\n

RS232\u4e0eRS485\u7684\u533a\u522b<\/h2>\n

  \u7535\u6c14\u7279\u6027<\/h3>\n

  RS232\u662f\u5355\u5411\u901a\u4fe1\uff0c\u91c7\u7528\u5355\u7aef\u4f20\u8f93\u548c\u5f02\u6b65\u901a\u8baf\uff0c\u9002\u5408\u5728\u77ed\u8ddd\u79bb\u5185\u8fdb\u884c\u6570\u636e\u4f20\u8f93\u3002RS485\u662f\u5dee\u5206\u4f20\u8f93\u3001\u591a\u70b9\u901a\u4fe1\u7684\u534a\u53cc\u5de5<\/a>\u901a\u8baf\u65b9\u5f0f\uff0c\u9002\u7528\u4e8e\u957f\u8ddd\u79bb\u4f20\u8f93\u548c\u591a\u8bbe\u5907\u8fde\u63a5\u3002<\/p>\n

  \u8fde\u63a5\u65b9\u5f0f<\/h3>\n

  RS232\u91c7\u7528\u70b9\u5bf9\u70b9<\/a>\u8fde\u63a5\uff0c\u4e00\u5bf9\u4e00\u7684\u4f20\u8f93\u65b9\u5f0f\uff1bRS485\u652f\u6301\u591a\u8282\u70b9\u8fde\u63a5\uff0c\u53ef\u4ee5\u5b9e\u73b0\u4e00\u5bf9\u591a\u3001\u591a\u5bf9\u591a\u7684\u901a\u8baf\u67b6\u6784\u3002<\/p>\n

RS485\u4e0eRS422\u7684\u533a\u522b<\/h2>\n

  \u7535\u6c14\u7279\u6027<\/h3>\n

  RS485\u91c7\u7528\u534a\u53cc\u5de5\u4f20\u8f93\u65b9\u5f0f\uff0c\u53ef\u4ee5\u5b9e\u73b0\u591a\u4e2a\u8bbe\u5907\u4e4b\u95f4\u7684\u53cc\u5411\u901a\u4fe1\uff0c\u9002\u7528\u4e8e\u5de5\u4e1a\u73af\u5883\u4e2d\u957f\u8ddd\u79bb\u7684\u6570\u636e\u4f20\u8f93\u3002RS422\u4e5f\u662f\u5dee\u5206\u4f20\u8f93\uff0c\u4f46\u4e3a\u5168\u53cc\u5de5\u901a\u4fe1\uff0c\u9002\u5408\u5728\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\u4e2d\u7a33\u5b9a\u9ad8\u901f\u4f20\u8f93\u3002<\/p>\n

  \u7ec8\u7aef\u7535\u963b<\/h3>\n

  RS485\u9700\u8981\u5728\u603b\u7ebf\u4e24\u7aef\u8bbe\u7f6e\u7ec8\u7aef\u7535\u963b\uff0c\u4ee5\u6d88\u9664\u4fe1\u53f7\u53cd\u5c04\u548c\u63d0\u9ad8\u4fe1\u53f7\u8d28\u91cf\uff1bRS422\u53ef\u4ee5\u5728\u603b\u7ebf\u4e0a\u76f4\u63a5\u8fde\u63a5\u591a\u4e2a\u8bbe\u5907\uff0c\u4e0d\u9700\u8981\u7ec8\u7aef\u7535\u963b\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

  RS232\u9002\u5408\u77ed\u8ddd\u79bb\u3001\u5355\u70b9\u8fde\u63a5\u7684\u6570\u636e\u4f20\u8f93\uff1bRS485\u9002\u5408\u957f\u8ddd\u79bb\u3001\u591a\u8282\u70b9\u8fde\u63a5\u7684\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\uff1bRS422\u9002\u5408\u9ad8\u901f\u3001\u7a33\u5b9a\u7684\u5168\u53cc\u5de5<\/a>\u4f20\u8f93\u3002<\/strong>\u6839\u636e\u4e0d\u540c\u7684\u573a\u666f\u9700\u6c42\uff0c\u9009\u62e9\u5408\u9002\u7684\u4e32\u884c\u901a\u8baf\u6807\u51c6\u80fd\u591f\u63d0\u9ad8\u901a\u8baf\u7684\u53ef\u9760\u6027\u548c\u7a33\u5b9a\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

RS232\u3001RS485\u548cRS422\u662f\u5e38\u89c1\u7684\u4e32\u884c\u901a\u4fe1\u6807\u51c6\uff0c\u5b83\u4eec\u5728\u5de5\u4e1a\u63a7\u5236\u3001\u901a\u8baf\u8bbe\u5907\u548c\u81ea\u52a8\u5316\u7cfb\u7edf\u4e2d\u8d77\u7740\u91cd\u8981\u4f5c\u7528\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u5b83\u4eec\u7684\u533a\u522b\u548c\u9002\u7528\u573a\u666f\u3002RS232\u4e0eRS485\u7684\u533a<\/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-78125","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\/78125"}],"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=78125"}],"version-history":[{"count":0,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/posts\/78125\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/media\/64183"}],"wp:attachment":[{"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/media?parent=78125"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/categories?post=78125"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/tags?post=78125"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}