{"id":58831,"date":"2023-10-17T12:08:55","date_gmt":"2023-10-17T04:08:55","guid":{"rendered":"https:\/\/www.techphant.cn\/blog\/58831.html"},"modified":"2023-10-17T12:08:55","modified_gmt":"2023-10-17T04:08:55","slug":"zmzhc","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/58831.html","title":{"rendered":"422\u600e\u4e48\u8f6c\u6362\u6210485\uff1f"},"content":{"rendered":"

  422\u548c485\u662f\u7528\u4e8eRS-232\u548cRS-485\u4e32\u884c\u901a\u4fe1\u7684\u4e24\u79cd\u5e38\u7528\u6807\u51c6\u3002RS-232\u662f\u4e00\u79cd\u6bd4\u8f83\u5e38\u89c1\u7684\u4e32\u884c\u901a\u4fe1\u534f\u8bae\uff0c\u5b83\u53ef\u4ee5\u7528\u4e8e\u63a7\u5236\u6216\u76d1\u63a7\u8bbe\u5907\u4e4b\u95f4\u7684\u4fe1\u606f\u4f20\u8f93\u3002RS-485\u662f\u4e00\u79cd\u57fa\u4e8e\u591a\u70b9\u7684\u4e32\u884c\u901a\u4fe1\u534f\u8bae\uff0c\u5b83\u53ef\u4ee5\u8ba9\u591a\u4e2a\u8bbe\u5907\u4e4b\u95f4\u8fdb\u884c\u6570\u636e\u4f20\u8f93\uff0c\u5e76\u4e14\u53ef\u4ee5\u652f\u6301\u957f\u8ddd\u79bb\u4f20\u8f93\u3002\u672c\u6587\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u5982\u4f55\u5c06RS-232\u8f6c\u6362\u4e3aRS-485\uff0c\u4ee5\u652f\u6301\u591a\u70b9\u901a\u4fe1\u3002<\/p>\n

RS-232\u548cRS-485\u7684\u533a\u522b<\/h2>\n

  RS-232\u548cRS-485\u90fd\u662f\u4e32\u884c\u901a\u4fe1\u534f\u8bae\uff0c\u4f46\u5b83\u4eec\u7684\u5de5\u4f5c\u539f\u7406\u6709\u4e00\u5b9a\u7684\u533a\u522b\u3002RS-232\u91c7\u7528\u5355\u70b9\u63a5\u53e3\uff0c\u53ea\u80fd\u5728\u4e24\u53f0\u8bbe\u5907\u4e4b\u95f4\u4f20\u8f93\u6570\u636e\uff0c\u800cRS-485\u91c7\u7528\u591a\u70b9\u63a5\u53e3\uff0c\u53ef\u4ee5\u8ba9\u591a\u53f0\u8bbe\u5907\u4e4b\u95f4\u8fdb\u884c\u6570\u636e\u4f20\u8f93\u3002\u6b64\u5916\uff0cRS-232\u652f\u6301\u7684\u6700\u5927\u4f20\u8f93\u8ddd\u79bb\u4e3a50\u7c73\uff0c\u800cRS-485\u53ef\u4ee5\u652f\u6301\u6700\u957f\u8ddd\u79bb\u8fbe\u52301200\u7c73\u3002<\/p>\n

\u5982\u4f55\u5c06RS-232\u8f6c\u6362\u4e3aRS-485<\/h2>\n

  1.\u4f7f\u7528\u8f6c\u6362\u5668<\/h3>\n

  \u6700\u7b80\u5355\u7684\u65b9\u6cd5\u5c31\u662f\u4f7f\u7528RS-232\u5230RS-485\u8f6c\u6362\u5668\uff0c\u8fd9\u79cd\u8f6c\u6362\u5668\u53ef\u4ee5\u5c06RS-232\u4fe1\u53f7\u8f6c\u6362\u4e3aRS-485\u4fe1\u53f7\uff0c\u4ece\u800c\u5b9e\u73b0\u591a\u70b9\u901a\u4fe1\u3002\u8fd9\u79cd\u8f6c\u6362\u5668\u53ef\u4ee5\u652f\u6301\u591a\u79cd\u901f\u7387\uff0c\u53ef\u4ee5\u652f\u6301\u6700\u9ad8\u901f\u7387\u8fbe\u523010Mbps\u3002<\/p>\n

  2.\u4f7f\u7528\u8f6f\u4ef6<\/h3>\n

  \u53e6\u4e00\u79cd\u5c06RS-232\u8f6c\u6362\u4e3aRS-485\u7684\u65b9\u6cd5\u662f\u4f7f\u7528\u8f6f\u4ef6\uff0c\u8fd9\u79cd\u8f6f\u4ef6\u53ef\u4ee5\u5c06RS-232\u4fe1\u53f7\u8f6c\u6362\u4e3aRS-485\u4fe1\u53f7\uff0c\u4ece\u800c\u5b9e\u73b0\u591a\u70b9\u901a\u4fe1\u3002\u8fd9\u79cd\u8f6f\u4ef6\u53ef\u4ee5\u652f\u6301\u591a\u79cd\u901f\u7387\uff0c\u53ef\u4ee5\u652f\u6301\u6700\u9ad8\u901f\u7387\u8fbe\u523010Mbps\u3002<\/p>\n

  3.\u4f7f\u7528\u786c\u4ef6<\/h3>\n

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\u603b\u7ed3<\/h2>\n

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422\u548c485\u662f\u7528\u4e8eRS-232\u548cRS-485\u4e32\u884c\u901a\u4fe1\u7684\u4e24\u79cd\u5e38\u7528\u6807\u51c6\u3002RS-232\u662f\u4e00\u79cd\u6bd4\u8f83\u5e38\u89c1\u7684\u4e32\u884c\u901a\u4fe1\u534f\u8bae\uff0c\u5b83\u53ef\u4ee5\u7528\u4e8e\u63a7\u5236\u6216\u76d1\u63a7\u8bbe\u5907\u4e4b\u95f4\u7684\u4fe1\u606f\u4f20\u8f93\u3002RS-485\u662f\u4e00\u79cd<\/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-58831","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-r"],"_links":{"self":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/58831","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=58831"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/58831\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media\/4132"}],"wp:attachment":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media?parent=58831"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=58831"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=58831"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}