{"id":68271,"date":"2023-12-17T17:49:55","date_gmt":"2023-12-17T09:49:55","guid":{"rendered":"\/\/www.dealsbon.com\/?p=68271"},"modified":"2023-12-17T17:49:55","modified_gmt":"2023-12-17T09:49:55","slug":"rdqb","status":"publish","type":"post","link":"\/\/www.dealsbon.com\/blog\/68271.html","title":{"rendered":"RS232, RS485, RS422\u7684\u533a\u522b"},"content":{"rendered":"

  \u672c\u6587\u5c06\u4ecb\u7ecdRS232\u3001RS485\u3001RS422\u63a5\u53e3\u7684\u533a\u522b\uff0c\u4ee5\u53ca\u5b83\u4eec\u5728\u901a\u4fe1\u9886\u57df\u7684\u5e94\u7528\u3002<\/p>\n

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

  RS232\u548cRS485\u90fd\u662f\u4e32\u884c\u901a\u4fe1\u63a5\u53e3\uff0c\u5b83\u4eec\u5728\u901a\u4fe1\u8ddd\u79bb\u3001\u4f20\u8f93\u901f\u7387\u548c\u7ebf\u8def\u8fde\u63a5\u65b9\u5f0f\u4e0a\u6709\u660e\u663e\u7684\u5dee\u5f02\u3002<\/p>\n

  RS232\u7684\u7279\u70b9<\/h3>\n

  RS232\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u4e32\u884c\u63a5\u53e3\u6807\u51c6\uff0c\u901a\u5e38\u7528\u4e8e\u5728\u8f83\u77ed\u8ddd\u79bb\uff0815\u7c73\u5de6\u53f3\uff09\u5185\u8fdb\u884c\u6570\u636e\u4f20\u8f93\u3002\u5b83\u91c7\u7528\u5355\u7aef\u53e3\u8fdb\u884c\u901a\u4fe1\uff0c\u4f20\u8f93\u901f\u7387\u4e00\u822c\u572820kbps\u81f31Mbps\u4e4b\u95f4\u3002<\/p>\n

  RS485\u7684\u7279\u70b9<\/h3>\n

  \u4e0eRS232\u76f8\u6bd4\uff0cRS485\u53ef\u4ee5\u652f\u6301\u66f4\u957f\u7684\u901a\u4fe1\u8ddd\u79bb\uff08\u8fbe1200\u7c73\uff09\uff0c\u5e76\u4e14\u53ef\u4ee5\u901a\u8fc7\u591a\u4e2a\u8282\u70b9\u6784\u5efa\u591a\u70b9\u901a\u4fe1\u7f51\u7edc\uff0c\u9002\u7528\u4e8e\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\u548c\u8fdc\u7a0b\u76d1\u6d4b\u7b49\u9886\u57df\u3002RS485\u91c7\u7528\u5dee\u5206\u4fe1\u53f7\u4f20\u8f93\uff0c\u5177\u6709\u8f83\u5f3a\u7684\u6297\u5e72\u6270\u80fd\u529b\u3002<\/p>\n

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

  RS485\u548cRS422\u5728\u901a\u4fe1\u8ddd\u79bb\u3001\u7ebf\u8def\u8fde\u63a5\u65b9\u5f0f\u548c\u5e94\u7528\u9886\u57df\u4e0a\u6709\u6240\u4e0d\u540c\u3002<\/p>\n

  RS485\u7684\u5e94\u7528<\/h3>\n

  RS485\u901a\u5e38\u7528\u4e8e\u8fdc\u8ddd\u79bb\u6570\u636e\u901a\u4fe1\u53ca\u591a\u8282\u70b9\u7f51\u7edc\u901a\u4fe1\u7684\u573a\u666f\uff0c\u4f8b\u5982\u5de5\u4e1a\u81ea\u52a8\u5316\u63a7\u5236\u7cfb\u7edf\u3001\u95e8\u7981\u7cfb\u7edf\u3001\u7535\u529b\u76d1\u63a7\u7cfb\u7edf<\/a>\u7b49\u3002<\/p>\n

  RS422\u7684\u7279\u70b9<\/h3>\n

  RS422\u4e5f\u652f\u6301\u8fdc\u8ddd\u79bb\u901a\u4fe1\uff0c\u540c\u6837\u80fd\u591f\u6784\u5efa\u591a\u70b9\u901a\u4fe1\u7f51\u7edc\uff0c\u4f46\u5b83\u66f4\u9002\u7528\u4e8e\u9ad8\u901f\u6570\u636e\u4f20\u8f93\uff08\u6700\u9ad8\u53ef\u8fbe10Mbps\uff09\uff0c\u5982\u533b\u7597\u8bbe\u5907\u3001\u901a\u8baf\u8bbe\u5907\u7b49\u9886\u57df\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

  RS232\u3001RS485\u548cRS422<\/a>\u662f\u5e38\u89c1\u7684\u4e32\u884c\u901a\u4fe1\u63a5\u53e3\u6807\u51c6\uff0c\u5b83\u4eec\u5728\u901a\u4fe1\u8ddd\u79bb\u3001\u4f20\u8f93\u901f\u7387\u548c\u5e94\u7528\u573a\u666f\u4e0a\u5404\u6709\u7279\u70b9\u3002<\/strong>\u9009\u62e9\u5408\u9002\u7684\u63a5\u53e3\u6807\u51c6\u53d6\u51b3\u4e8e\u5b9e\u9645\u9700\u6c42\uff0c\u5408\u7406\u5e94\u7528\u53ef\u4ee5\u63d0\u9ad8\u7cfb\u7edf\u7684\u7a33\u5b9a\u6027\u548c\u53ef\u9760\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

\u672c\u6587\u5c06\u4ecb\u7ecdRS232\u3001RS485\u3001RS422\u63a5\u53e3\u7684\u533a\u522b\uff0c\u4ee5\u53ca\u5b83\u4eec\u5728\u901a\u4fe1\u9886\u57df\u7684\u5e94\u7528\u3002RS232\u4e0eRS485\u7684\u533a\u522bRS232\u548cRS485\u90fd\u662f\u4e32\u884c\u901a\u4fe1\u63a5\u53e3\uff0c\u5b83\u4eec\u5728\u901a\u4fe1\u8ddd<\/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":[259],"class_list":["post-68271","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-rs422"],"_links":{"self":[{"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/posts\/68271"}],"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=68271"}],"version-history":[{"count":0,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/posts\/68271\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/media\/64231"}],"wp:attachment":[{"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/media?parent=68271"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/categories?post=68271"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/tags?post=68271"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}