{"id":78292,"date":"2024-01-15T14:40:05","date_gmt":"2024-01-15T06:40:05","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=78292"},"modified":"2024-01-15T14:40:05","modified_gmt":"2024-01-15T06:40:05","slug":"hkytym","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/78292.html","title":{"rendered":"422\u548c485\u53ef\u4ee5\u901a\u7528\u5417"},"content":{"rendered":"

  \u672c\u6587\u5c06\u63a2\u8ba8422\u548c485\u901a\u4fe1\u534f\u8bae\u7684\u76f8\u4f3c\u4e4b\u5904\uff0c\u5e76\u63a2\u8ba8\u5b83\u4eec\u662f\u5426\u53ef\u4ee5\u4e92\u76f8\u901a\u7528\u3002\u901a\u8fc7\u5bf9\u5b83\u4eec\u7684\u7279\u70b9\u548c\u5e94\u7528\u573a\u666f\u8fdb\u884c\u6bd4\u8f83\u5206\u6790\uff0c\u5e2e\u52a9\u8bfb\u8005\u66f4\u597d\u5730\u7406\u89e3\u8fd9\u4e24\u79cd\u901a\u4fe1\u534f\u8bae\u7684\u5dee\u5f02\u4e0e\u8054\u7cfb\u3002<\/p>\n

422\u901a\u4fe1\u534f\u8bae<\/h2>\n

  422\u901a\u4fe1\u534f\u8bae\uff0c\u4e5f\u79f0\u4e3aRS-422\uff0c\u662f\u4e00\u79cd\u57fa\u4e8e\u5dee\u5206\u4fe1\u53f7\u4f20\u8f93\u7684\u4e32\u884c\u901a\u4fe1\u534f\u8bae\u3002\u5b83\u5177\u6709\u8f83\u5f3a\u7684\u6297\u5e72\u6270\u80fd\u529b\uff0c\u9002\u7528\u4e8e\u957f\u8ddd\u79bb\u4f20\u8f93\u548c\u9ad8\u901f\u4f20\u8f93\u60c5\u51b5\u3002\u5728\u5de5\u4e1a\u63a7\u5236\u548c\u81ea\u52a8\u5316\u9886\u57df\u5f97\u5230\u5e7f\u6cdb\u5e94\u7528\u3002<\/p>\n

  RS-422\u7684\u7279\u70b9<\/h3>\n

  RS-422\u91c7\u7528\u4e24\u5bf9\u4fe1\u53f7\u7ebf\u8fdb\u884c\u6570\u636e\u4f20\u8f93\uff0c\u5176\u4e2d\u4e00\u5bf9\u7528\u4e8e\u4f20\u8f93\u6570\u636e\uff0c\u53e6\u4e00\u5bf9\u7528\u4e8e\u4f20\u8f93\u6570\u636e\u7684\u8865\u7801\u3002\u8fd9\u79cd\u5dee\u5206\u4fe1\u53f7\u4f20\u8f93\u53ef\u4ee5\u5927\u5927\u51cf\u5c11\u5916\u90e8\u5e72\u6270\u5bf9\u6570\u636e\u4f20\u8f93\u7684\u5f71\u54cd\u3002<\/p>\n

  RS-422\u7684\u5e94\u7528<\/h3>\n

  RS-422\u901a\u4fe1\u534f\u8bae\u901a\u5e38\u7528\u4e8e\u8981\u6c42\u9ad8\u901f\u3001\u8fdc\u8ddd\u79bb\u4f20\u8f93\u548c\u6297\u5e72\u6270\u80fd\u529b\u8f83\u5f3a\u7684\u573a\u5408\uff0c\u6bd4\u5982\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\u7684\u6570\u636e\u901a\u4fe1\uff0c\u4eea\u5668\u4eea\u8868\u4e4b\u95f4\u7684\u6570\u636e\u4f20\u8f93\u7b49\u3002<\/p>\n

485\u901a\u4fe1\u534f\u8bae<\/h2>\n

  485\u901a\u4fe1\u534f\u8bae\uff0c\u53c8\u79f0RS-485\uff0c\u4e5f\u662f\u4e00\u79cd\u57fa\u4e8e\u5dee\u5206\u4fe1\u53f7\u4f20\u8f93\u7684\u4e32\u884c\u901a\u4fe1\u534f\u8bae\u3002\u4e0eRS-422\u7c7b\u4f3c\uff0c\u4f46\u5176\u5177\u6709\u591a\u70b9\u4f20\u8f93\u548c\u534a\u53cc\u5de5\u4f20\u8f93\u80fd\u529b\u3002<\/p>\n

  RS-485\u7684\u7279\u70b9<\/h3>\n

  RS-485\u652f\u6301\u591a\u70b9\u4f20\u8f93\uff0c\u5373\u591a\u4e2a\u8bbe\u5907\u53ef\u4ee5\u5171\u4eab\u540c\u4e00\u6761\u603b\u7ebf\u8fdb\u884c\u901a\u4fe1\u3002\u6b64\u5916\uff0c\u5b83\u8fd8\u652f\u6301\u534a\u53cc\u5de5\u4f20\u8f93\uff0c\u5141\u8bb8\u8bbe\u5907\u5728\u540c\u4e00\u603b\u7ebf\u4e0a\u8f6e\u6d41\u53d1\u9001\u548c\u63a5\u6536\u6570\u636e\u3002<\/p>\n

  RS-485\u7684\u5e94\u7528<\/h3>\n

  RS-485\u901a\u4fe1\u534f\u8bae\u9002\u7528\u4e8e\u591a\u8282\u70b9\u3001\u957f\u8ddd\u79bb\u3001\u5de5\u4e1a\u73af\u5883\u4e0b\u7684\u4e32\u884c\u901a\u4fe1\u9700\u6c42\u3002\u4f8b\u5982\uff0c\u7528\u4e8e\u697c\u5b87\u81ea\u52a8\u5316\u7cfb\u7edf\u3001\u5de5\u4e1a\u81ea\u52a8\u5316\u63a7\u5236\u7cfb\u7edf\u7b49\u3002\u5176\u7075\u6d3b\u7684\u591a\u70b9\u4f20\u8f93\u7279\u6027\u4f7f\u5176\u5728\u590d\u6742\u73af\u5883\u4e2d\u53d1\u6325\u91cd\u8981\u4f5c\u7528\u3002<\/p>\n

422\u548c485\u7684\u901a\u7528\u6027\u6bd4\u8f83<\/h2>\n

  \u4ece\u4ee5\u4e0a\u4ecb\u7ecd\u53ef\u4ee5\u770b\u51fa\uff0cRS-422\u548cRS-485\u5728\u5dee\u5206\u4fe1\u53f7\u4f20\u8f93\u65b9\u9762\u6709\u7740\u5171\u540c\u4e4b\u5904\uff0c\u4f46RS-485\u5177\u6709\u591a\u70b9\u4f20\u8f93\u548c\u534a\u53cc\u5de5\u4f20\u8f93\u7684\u7279\u70b9\uff0c\u56e0\u6b64\u5728\u67d0\u4e9b\u5e94\u7528\u573a\u666f\u4e0b\u53ef\u4ee5\u66ff\u4ee3RS-422\u3002\u7136\u800c\uff0c\u5728\u8981\u6c42\u6297\u5e72\u6270\u80fd\u529b\u548c\u9ad8\u901f\u4f20\u8f93\u7684\u73af\u5883\u4e2d\uff0cRS-422\u4ecd\u7136\u8868\u73b0\u51fa\u8272\u3002\u56e0\u6b64\uff0c\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u9700\u8981\u6839\u636e\u5177\u4f53\u9700\u6c42\u9009\u62e9\u5408\u9002\u7684\u901a\u4fe1\u534f\u8bae\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

  \u672c\u6587\u4ecb\u7ecd\u4e86422\u548c485\u4e24\u79cd\u4e32\u884c\u901a\u4fe1\u534f\u8bae\u7684\u7279\u70b9\u548c\u5e94\u7528\uff0c\u4ece\u5dee\u5206\u4fe1\u53f7\u4f20\u8f93\u3001\u591a\u70b9\u4f20\u8f93\u548c\u534a\u53cc\u5de5\u4f20\u8f93\u7b49\u65b9\u9762\u5bf9\u5b83\u4eec\u8fdb\u884c\u4e86\u6bd4\u8f83\u3002<\/strong>\u867d\u7136\u5b83\u4eec\u6709\u4e00\u5b9a\u7684\u76f8\u4f3c\u4e4b\u5904\uff0c\u4f46\u6839\u636e\u5177\u4f53\u7684\u901a\u4fe1\u9700\u6c42\uff0c\u9700\u8981\u5408\u7406\u9009\u62e9RS-422\u6216RS-485\u901a\u4fe1\u534f\u8bae\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

\u672c\u6587\u5c06\u63a2\u8ba8422\u548c485\u901a\u4fe1\u534f\u8bae\u7684\u76f8\u4f3c\u4e4b\u5904\uff0c\u5e76\u63a2\u8ba8\u5b83\u4eec\u662f\u5426\u53ef\u4ee5\u4e92\u76f8\u901a\u7528\u3002\u901a\u8fc7\u5bf9\u5b83\u4eec\u7684\u7279\u70b9\u548c\u5e94\u7528\u573a\u666f\u8fdb\u884c\u6bd4\u8f83\u5206\u6790\uff0c\u5e2e\u52a9\u8bfb\u8005\u66f4\u597d\u5730\u7406\u89e3\u8fd9\u4e24\u79cd\u901a\u4fe1\u534f\u8bae\u7684\u5dee\u5f02\u4e0e\u8054\u7cfb\u3002422\u901a<\/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":[259],"class_list":["post-78292","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\/78292","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=78292"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/78292\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media\/64183"}],"wp:attachment":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media?parent=78292"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=78292"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=78292"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}