{"id":68855,"date":"2023-12-24T17:50:04","date_gmt":"2023-12-24T09:50:04","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=68855"},"modified":"2023-12-24T17:50:04","modified_gmt":"2023-12-24T09:50:04","slug":"rrrcxtxxyjs","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/68855.html","title":{"rendered":"RS485\u3001RS232\u3001RS422\uff1a\u4e32\u884c\u901a\u4fe1\u534f\u8bae\u4ecb\u7ecd"},"content":{"rendered":"

  RS485\u3001RS232\u548cRS422\u662f\u5e38\u89c1\u7684\u4e32\u884c\u901a\u4fe1\u534f\u8bae\uff0c\u5b83\u4eec\u5728\u5de5\u4e1a\u63a7\u5236\u3001\u6570\u636e\u91c7\u96c6\u548c\u901a\u4fe1\u9886\u57df\u53d1\u6325\u7740\u91cd\u8981\u4f5c\u7528\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u5b83\u4eec\u7684\u7279\u6027\u3001\u5e94\u7528\u548c\u533a\u522b\u3002<\/p>\n

RS485\uff1a\u5168\u53cc\u5de5\u3001\u5dee\u5206\u4fe1\u53f7\u4f20\u8f93<\/h2>\n

  RS485\u662f\u4e00\u79cd\u5168\u53cc\u5de5\u3001\u5dee\u5206\u4fe1\u53f7\u4f20\u8f93\u7684\u4e32\u884c\u901a\u4fe1\u534f\u8bae\u3002\u5b83\u9002\u7528\u4e8e\u8fdc\u8ddd\u79bb\u901a\u4fe1\u548c\u591a\u70b9\u901a\u4fe1\uff0c\u5177\u6709\u6297\u5e72\u6270\u80fd\u529b\u5f3a\u3001\u4f20\u8f93\u901f\u7387\u9ad8\u7b49\u7279\u70b9\u3002RS485\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\u3001\u81ea\u52a8\u5316\u8bbe\u5907\u548c\u5efa\u7b51\u7269\u81ea\u52a8\u5316\u7b49\u9886\u57df\u3002<\/p>\n

  RS485\u7279\u70b9<\/h3>\n

  RS485\u652f\u6301\u591a\u70b9\u901a\u4fe1\uff0c\u6700\u591a\u53ef\u8fde\u63a532\u4e2a\u8bbe\u5907\uff1b\u5dee\u5206\u4fe1\u53f7\u4f20\u8f93\u4f7f\u5176\u6297\u5e72\u6270\u80fd\u529b\u5f3a\uff0c\u9002\u7528\u4e8e\u5de5\u4e1a\u73af\u5883\uff1b\u652f\u6301\u9ad8\u901f\u901a\u4fe1\uff0c\u6700\u9ad8\u901f\u7387\u53ef\u8fbe10Mbps\u3002<\/p>\n

  RS485\u5e94\u7528<\/h3>\n

  \u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\u3001\u81ea\u52a8\u5316\u8bbe\u5907\u3001\u697c\u5b87\u81ea\u63a7\u7cfb\u7edf\u3001\u7535\u529b\u7cfb\u7edf\u76d1\u63a7\u7b49\u9886\u57df\u3002<\/p>\n

RS232\uff1a\u5355\u5de5\u3001\u70b9\u5bf9\u70b9\u901a\u4fe1<\/h2>\n

  RS232\u662f\u4e00\u79cd\u5355\u5de5\u3001\u70b9\u5bf9\u70b9<\/a>href=”https:\/\/www.techphant.cn\/tag\/dddtx” target=”_blank” rel=”noopener”>\u70b9\u5bf9\u70b9\u901a\u4fe1<\/a>\u7684\u4e32\u884c\u901a\u4fe1\u534f\u8bae\u3002\u5b83\u4f7f\u7528\u5355\u4e2a\u4fe1\u53f7\u7ebf\u4f20\u8f93\u6570\u636e\uff0c\u9002\u7528\u4e8e\u77ed\u8ddd\u79bb\u901a\u4fe1\u3002\u5c3d\u7ba1\u5176\u901a\u4fe1\u8ddd\u79bb\u548c\u901f\u7387\u76f8\u5bf9\u8f83\u4f4e\uff0c\u4f46RS232\u5e7f\u6cdb\u5e94\u7528\u4e8e\u8ba1\u7b97\u673a\u4e32\u884c\u63a5\u53e3\uff08COM\u53e3\uff09\u3001\u6570\u636e\u91c7\u96c6\u548c\u4e32\u884c\u8bbe\u5907\u901a\u4fe1\u7b49\u9886\u57df\u3002<\/p>\n

  RS232\u7279\u70b9<\/h3>\n

  \u5355\u5de5\u901a\u4fe1\uff0c\u6570\u636e\u53ea\u80fd\u5728\u4e00\u4e2a\u65b9\u5411\u4e0a\u4f20\u8f93\uff1b\u4fe1\u53f7\u7ebf\u8f83\u591a\uff0c\u63a5\u53e3\u76f8\u5bf9\u590d\u6742\uff1b\u4f20\u8f93\u8ddd\u79bb\u8f83\u77ed\uff0c\u901a\u5e38\u4e0d\u8d85\u8fc750\u82f1\u5c3a\u3002<\/p>\n

  RS232\u5e94\u7528<\/h3>\n

  \u8ba1\u7b97\u673a\u4e32\u884c\u63a5\u53e3\uff08COM\u53e3<\/a>\uff09\u3001\u6570\u636e\u91c7\u96c6\u3001\u4e32\u884c\u8bbe\u5907\u901a\u4fe1\u7b49\u9886\u57df\u3002<\/p>\n

RS422\uff1a\u5168\u53cc\u5de5\u3001\u5dee\u5206\u4fe1\u53f7\u4f20\u8f93<\/h2>\n

  RS422\u4e0eRS485\u7c7b\u4f3c\uff0c\u4e5f\u662f\u5168\u53cc\u5de5\u3001\u5dee\u5206\u4fe1\u53f7\u4f20\u8f93\u7684\u4e32\u884c\u901a\u4fe1\u534f\u8bae\u3002\u5b83\u652f\u6301\u957f\u8ddd\u79bb\u901a\u4fe1\u548c\u6297\u5e72\u6270\u80fd\u529b\u5f3a\uff0c\u901a\u5e38\u5e94\u7528\u4e8e\u9700\u8981\u53ef\u9760\u6570\u636e\u4f20\u8f93\u7684\u73af\u5883\u3002<\/p>\n

  RS422\u7279\u70b9<\/h3>\n

  \u5168\u53cc\u5de5\u901a\u4fe1\uff0c\u652f\u6301\u53cc\u5411\u6570\u636e\u4f20\u8f93\uff1b\u5dee\u5206\u4fe1\u53f7\u4f20\u8f93\uff0c\u6297\u5e72\u6270\u80fd\u529b\u5f3a\uff1b\u652f\u6301\u9ad8\u901f\u901a\u4fe1\uff0c\u901a\u5e38\u6700\u9ad8\u901f\u7387\u53ef\u8fbe10Mbps\u3002<\/p>\n

  RS422\u5e94\u7528<\/h3>\n

  \u957f\u8ddd\u79bb\u6570\u636e\u4f20\u8f93\u3001\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\u3001\u901a\u4fe1\u8bbe\u5907\u548c\u6570\u636e\u91c7\u96c6\u7cfb\u7edf\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

  RS485\u3001RS232\u548cRS422\u662f\u5e38\u89c1\u7684\u4e32\u884c\u901a\u4fe1\u534f\u8bae\uff0c\u5b83\u4eec\u5728\u4e0d\u540c\u7684\u5e94\u7528\u573a\u666f\u4e2d\u5177\u6709\u5404\u81ea\u7684\u7279\u70b9\u548c\u4f18\u52bf\u3002<\/strong>\u4e86\u89e3\u5b83\u4eec\u7684\u7279\u6027\u548c\u5e94\u7528\uff0c\u6709\u52a9\u4e8e\u66f4\u597d\u5730\u9009\u62e9\u5408\u9002\u7684\u4e32\u884c\u901a\u4fe1\u534f\u8bae\u6ee1\u8db3\u5b9e\u9645\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

RS485\u3001RS232\u548cRS422\u662f\u5e38\u89c1\u7684\u4e32\u884c\u901a\u4fe1\u534f\u8bae\uff0c\u5b83\u4eec\u5728\u5de5\u4e1a\u63a7\u5236\u3001\u6570\u636e\u91c7\u96c6\u548c\u901a\u4fe1\u9886\u57df\u53d1\u6325\u7740\u91cd\u8981\u4f5c\u7528\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u5b83\u4eec\u7684\u7279\u6027\u3001\u5e94\u7528\u548c\u533a\u522b\u3002RS485\uff1a\u5168\u53cc\u5de5\u3001\u5dee\u5206\u4fe1<\/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-68855","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-rs422"],"_links":{"self":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/68855"}],"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=68855"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/68855\/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=68855"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=68855"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=68855"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}