{"id":69225,"date":"2023-12-23T19:08:46","date_gmt":"2023-12-23T11:08:46","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=69225"},"modified":"2023-12-23T19:08:46","modified_gmt":"2023-12-23T11:08:46","slug":"ryrjkdqb","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/69225.html","title":{"rendered":"RS232\u4e0eRS485\u63a5\u53e3\u7684\u533a\u522b"},"content":{"rendered":"

  RS232\u548cRS485\u662f\u5e38\u89c1\u7684\u4e32\u884c\u901a\u4fe1\u63a5\u53e3\u6807\u51c6\uff0c\u5b83\u4eec\u5728\u5de5\u4e1a\u63a7\u5236\u3001\u901a\u4fe1\u8bbe\u5907\u548c\u81ea\u52a8\u5316\u7cfb\u7edf\u7b49\u9886\u57df\u6709\u7740\u5e7f\u6cdb\u7684\u5e94\u7528\u3002\u672c\u6587\u5c06\u4ecb\u7ecdRS232\u548cRS485\u63a5\u53e3\u7684\u533a\u522b\uff0c\u5e2e\u52a9\u8bfb\u8005\u66f4\u6e05\u6670\u5730\u7406\u89e3\u5b83\u4eec\u7684\u7279\u70b9\u548c\u7528\u9014\u3002<\/p>\n

RS232<\/a>\u63a5\u53e3<\/h2>\n

  RS232\u662f\u4e00\u79cd\u6807\u51c6\u7684\u4e32\u884c\u901a\u4fe1\u63a5\u53e3\uff0c\u901a\u5e38\u7528\u4e8e\u5728\u8ba1\u7b97\u673a\u548c\u5916\u90e8\u8bbe\u5907\u4e4b\u95f4\u4f20\u8f93\u6570\u636e\u3002\u5b83\u662f\u5355\u5411\u901a\u4fe1\u63a5\u53e3\uff0c\u53ea\u80fd\u5728\u4e00\u5bf9\u4e00\u7684\u8fde\u63a5\u4e2d\u4f20\u8f93\u6570\u636e\u3002RS232\u63a5\u53e3\u4f7f\u7528\u8f83\u9ad8\u7684\u7535\u538b\u8868\u793a\u903b\u8f91\u201c0\u201d\u548c\u8f83\u4f4e\u7684\u7535\u538b\u8868\u793a\u903b\u8f91\u201c1\u201d\uff0c\u4f20\u8f93\u8ddd\u79bb\u53d7\u9650\uff0c\u901a\u5e38\u572815\u7c73\u5de6\u53f3\u3002\u6b64\u5916\uff0cRS232\u63a5\u53e3\u901a\u5e38\u4f7f\u7528DB9\u6216DB25\u8fde\u63a5\u5668\u3002<\/p>\n

  RS232\u63a5\u53e3\u7279\u70b9<\/h3>\n

  1. \u5355\u5411\u901a\u4fe1\u63a5\u53e3\uff0c\u53ea\u80fd\u5b9e\u73b0\u4e00\u5bf9\u4e00\u7684\u8fde\u63a5\u3002<\/p>\n

  2. \u4f7f\u7528\u8f83\u9ad8\u7684\u7535\u538b\u8868\u793a\u903b\u8f91\u201c0\u201d\u548c\u8f83\u4f4e\u7684\u7535\u538b\u8868\u793a\u903b\u8f91\u201c1\u201d\u3002<\/p>\n

  3. \u4f20\u8f93\u8ddd\u79bb\u53d7\u9650\uff0c\u901a\u5e38\u572815\u7c73\u5de6\u53f3\u3002<\/p>\n

RS485\u63a5\u53e3<\/h2>\n

  RS485\u662f\u4e00\u79cd\u591a\u70b9\u3001\u534a\u53cc\u5de5\u901a\u4fe1\u63a5\u53e3\uff0c\u53ef\u4ee5\u5b9e\u73b0\u591a\u4e2a\u8bbe\u5907\u4e4b\u95f4\u7684\u6570\u636e\u901a\u4fe1\u3002\u5b83\u4f7f\u7528\u5dee\u5206\u4fe1\u53f7\u4f20\u8f93\u6570\u636e\uff0c\u80fd\u591f\u5728\u5343\u7c73\u8303\u56f4\u5185\u8fdb\u884c\u901a\u4fe1\uff0c\u5177\u6709\u8f83\u5f3a\u7684\u6297\u5e72\u6270\u80fd\u529b\u3002RS485\u63a5\u53e3\u901a\u5e38\u4f7f\u7528\u4e24\u6761\u6570\u636e\u7ebf\uff08A\u548cB\uff09\u548c\u4e00\u4e2a\u5730\u7ebf\u3002<\/p>\n

  RS485<\/a>\u63a5\u53e3\u7279\u70b9<\/h3>\n

  1. \u591a\u70b9\u3001\u534a\u53cc\u5de5<\/a>\u901a\u4fe1\u63a5\u53e3\uff0c\u53ef\u4ee5\u5b9e\u73b0\u591a\u4e2a\u8bbe\u5907\u4e4b\u95f4\u7684\u6570\u636e\u901a\u4fe1\u3002<\/p>\n

  2. \u4f7f\u7528\u5dee\u5206\u4fe1\u53f7\u4f20\u8f93\u6570\u636e\uff0c\u80fd\u591f\u5728\u5343\u7c73\u8303\u56f4\u5185\u8fdb\u884c\u901a\u4fe1\u3002<\/p>\n

  3. \u5177\u6709\u8f83\u5f3a\u7684\u6297\u5e72\u6270\u80fd\u529b\uff0c\u9002\u7528\u4e8e\u5de5\u4e1a\u73af\u5883\u4e2d\u7684\u6570\u636e\u901a\u4fe1\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

  RS232\u548cRS485\u63a5\u53e3\u5728\u901a\u4fe1\u8ddd\u79bb\u3001\u8fde\u63a5\u65b9\u5f0f\u548c\u5e94\u7528\u573a\u666f\u7b49\u65b9\u9762\u6709\u7740\u660e\u663e\u7684\u533a\u522b\u3002<\/strong>\u9009\u62e9\u5408\u9002\u7684\u63a5\u53e3\u53d6\u51b3\u4e8e\u5b9e\u9645\u5e94\u7528\u9700\u6c42\uff0c\u4f8b\u5982\u5728\u5bf9\u6297\u5e72\u6270\u80fd\u529b\u8981\u6c42\u8f83\u9ad8\u3001\u9700\u8981\u591a\u70b9\u901a\u4fe1\u6216\u9700\u8981\u8fdc\u8ddd\u79bb\u4f20\u8f93\u6570\u636e\u65f6\uff0c\u53ef\u4ee5\u9009\u62e9RS485\u63a5\u53e3\u3002\u76f8\u6bd4\u4e4b\u4e0b\uff0c\u5728\u4e00\u5bf9\u4e00\u7684\u77ed\u8ddd\u79bf\u901a\u4fe1\u573a\u666f\u4e0b\uff0cRS232\u63a5\u53e3\u4e5f\u5177\u6709\u4e00\u5b9a\u7684\u4f18\u52bf\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

RS232\u548cRS485\u662f\u5e38\u89c1\u7684\u4e32\u884c\u901a\u4fe1\u63a5\u53e3\u6807\u51c6\uff0c\u5b83\u4eec\u5728\u5de5\u4e1a\u63a7\u5236\u3001\u901a\u4fe1\u8bbe\u5907\u548c\u81ea\u52a8\u5316\u7cfb\u7edf\u7b49\u9886\u57df\u6709\u7740\u5e7f\u6cdb\u7684\u5e94\u7528\u3002\u672c\u6587\u5c06\u4ecb\u7ecdRS232\u548cRS485\u63a5\u53e3\u7684\u533a\u522b\uff0c\u5e2e\u52a9\u8bfb\u8005\u66f4\u6e05\u6670\u5730\u7406\u89e3<\/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":[68],"class_list":["post-69225","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-r-3"],"_links":{"self":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/69225","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=69225"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/69225\/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=69225"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=69225"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=69225"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}