{"id":78112,"date":"2024-01-01T11:56:55","date_gmt":"2024-01-01T03:56:55","guid":{"rendered":"\/\/www.viralrail.com\/?p=78112"},"modified":"2024-01-01T11:56:55","modified_gmt":"2024-01-01T03:56:55","slug":"srljrhrtxxy","status":"publish","type":"post","link":"\/\/www.viralrail.com\/blog\/78112.html","title":{"rendered":"\u6df1\u5165\u4e86\u89e3RS232\u548cRS485\u901a\u4fe1\u534f\u8bae"},"content":{"rendered":"

  RS232\u548cRS485\u662f\u5e38\u89c1\u7684\u4e32\u884c\u901a\u4fe1\u534f\u8bae\uff0c\u4e86\u89e3\u5b83\u4eec\u5bf9\u4e8e\u7406\u89e3\u73b0\u4ee3\u901a\u4fe1\u6280\u672f\u81f3\u5173\u91cd\u8981\u3002\u672c\u6587\u5c06\u4ece\u57fa\u7840\u4ecb\u7ecd\u5230\u6280\u672f\u7279\u70b9\uff0c\u5e26\u60a8\u6df1\u5165\u4e86\u89e3RS232\u548cRS485\u901a\u4fe1\u534f\u8bae\u3002<\/p>\n

\u4ec0\u4e48\u662fRS232?<\/h2>\n

  RS232\u662f\u4e00\u79cd\u6700\u5e38\u7528\u7684\u4e32\u884c\u901a\u4fe1\u6807\u51c6\uff0c\u6700\u521d\u8bbe\u8ba1\u7528\u4e8e\u8fde\u63a5\u8ba1\u7b97\u673a\u548c\u5468\u8fb9\u8bbe\u5907\u3002\u5b83\u91c7\u7528\u5355\u7aef\u53e3\u901a\u4fe1\uff0c\u4ee5\u5b9a\u4e49\u6570\u636e\u4f20\u8f93\u683c\u5f0f\u3001\u4fe1\u53f7\u7535\u538b\u548c\u65f6\u5e8f\u89c4\u8303\u8457\u79f0\u3002RS232\u901a\u5e38\u4f7f\u7528DB9\u6216DB25\u63a5\u53e3\u8fde\u63a5\u8bbe\u5907\uff0c\u901f\u5ea6\u8303\u56f4\u4ece\u51e0\u5341\u4e2a\u5b57\u8282\u6bcf\u79d2\u5230\u6570\u767e\u5343\u5b57\u8282\u6bcf\u79d2\u4e0d\u7b49\u3002<\/p>\n

  RS232\u63a5\u53e3\u7684\u7279\u70b9<\/h3>\n

  RS232\u63a5\u53e3\u7684\u7279\u70b9\u5305\u62ec\u5355\u7aef\u53e3\u901a\u4fe1\u3001\u8f83\u77ed\u7684\u901a\u4fe1\u8ddd\u79bb\u3001\u8f83\u9ad8\u7684\u4fe1\u53f7\u7535\u538b\u548c\u8f83\u6162\u7684\u901a\u4fe1\u901f\u7387\u3002\u7531\u4e8e\u8fd9\u4e9b\u7279\u6027\uff0cRS232\u4e3b\u8981\u7528\u4e8e\u8fde\u63a5\u4e2a\u4eba\u7535\u8111\u3001\u4e32\u884c\u6253\u5370\u673a\u3001\u8c03\u5236\u89e3\u8c03<\/a>\u5668\u548c\u4e00\u4e9b\u6d88\u8d39\u7535\u5b50\u8bbe\u5907\u3002<\/p>\n

  RS232\u7684\u5e94\u7528\u573a\u666f<\/h3>\n

  \u7531\u4e8eRS232\u63a5\u53e3\u6613\u4e8e\u4f7f\u7528\u548c\u7406\u89e3\uff0c\u5b83\u5728\u5f88\u957f\u65f6\u95f4\u5185\u4e00\u76f4\u662f\u901a\u4fe1\u8bbe\u5907\u4e4b\u95f4\u7684\u6807\u51c6\u63a5\u53e3\u3002\u867d\u7136\u73b0\u5728\u5b83\u9010\u6e10\u88ab\u5176\u4ed6\u901a\u4fe1\u534f\u8bae\u53d6\u4ee3\uff0c\u4f46\u5728\u7279\u5b9a\u573a\u666f\u4e0b\u4ecd\u7136\u88ab\u5e7f\u6cdb\u4f7f\u7528\u3002<\/p>\n

\u4ec0\u4e48\u662fRS485?<\/h2>\n

  RS485\u662f\u4e00\u79cd\u7075\u6d3b\u7684\u3001\u591a\u70b9\u901a\u4fe1\u7684\u534f\u8bae\uff0c\u901a\u5e38\u7528\u4e8e\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\u548c\u8fdc\u7a0b\u76d1\u63a7\u9886\u57df\u3002RS485\u91c7\u7528\u5dee\u5206\u4fe1\u53f7\u4f20\u8f93\u65b9\u5f0f\uff0c\u5141\u8bb8\u5728\u540c\u4e00\u603b\u7ebf\u4e0a\u8fde\u63a5\u591a\u4e2a\u8bbe\u5907\u3002<\/p>\n

  RS485<\/a>\u7684\u4f18\u52bf<\/h3>\n

  RS485\u5177\u6709\u6297\u5e72\u6270\u80fd\u529b\u5f3a\u3001\u901a\u4fe1\u8ddd\u79bb\u8fdc\u3001\u652f\u6301\u591a\u70b9\u901a\u4fe1\u7b49\u4f18\u70b9\uff0c\u4f7f\u5176\u5728\u5de5\u4e1a\u81ea\u52a8\u5316\u548c\u8fdc\u7a0b\u76d1\u63a7\u7cfb\u7edf\u4e2d\u5f97\u5230\u5e7f\u6cdb\u5e94\u7528\u3002\u53e6\u5916\uff0cRS485\u8fd8\u53ef\u4ee5\u5b9e\u73b0\u5168\u53cc\u5de5<\/a>\u901a\u4fe1\uff0c\u5141\u8bb8\u540c\u65f6\u53d1\u9001\u548c\u63a5\u6536\u6570\u636e\u3002<\/p>\n

  RS485\u7684\u5e94\u7528\u9886\u57df<\/h3>\n

  \u7531\u4e8eRS485\u9002\u7528\u4e8e\u957f\u8ddd\u79bb\u3001\u9ad8\u901f\u7387\u548c\u591a\u8bbe\u5907\u901a\u4fe1\u7684\u73af\u5883\uff0c\u5b83\u88ab\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5de5\u5382\u81ea\u52a8\u5316\u3001\u697c\u5b87\u81ea\u63a7\u3001\u667a\u80fd\u4ea4\u901a\u7b49\u65b9\u9762\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

  RS232\u548cRS485\u4f5c\u4e3a\u4e32\u884c\u901a\u4fe1\u9886\u57df\u7684\u4e24\u79cd\u91cd\u8981\u534f\u8bae\uff0c\u5404\u81ea\u5177\u6709\u7279\u5b9a\u7684\u4f18\u52bf\u548c\u5e94\u7528\u573a\u666f\u3002<\/strong>\u5bf9\u5176\u7279\u70b9\u7684\u6df1\u5165\u4e86\u89e3\u6709\u52a9\u4e8e\u6211\u4eec\u9009\u62e9\u5408\u9002\u7684\u901a\u4fe1\u534f\u8bae\uff0c\u4e3a\u5de5\u7a0b\u9879\u76ee\u7684\u8bbe\u8ba1\u548c\u5b9e\u65bd\u63d0\u4f9b\u66f4\u597d\u7684\u89e3\u51b3\u65b9\u6848\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

RS232\u548cRS485\u662f\u5e38\u89c1\u7684\u4e32\u884c\u901a\u4fe1\u534f\u8bae\uff0c\u4e86\u89e3\u5b83\u4eec\u5bf9\u4e8e\u7406\u89e3\u73b0\u4ee3\u901a\u4fe1\u6280\u672f\u81f3\u5173\u91cd\u8981\u3002\u672c\u6587\u5c06\u4ece\u57fa\u7840\u4ecb\u7ecd\u5230\u6280\u672f\u7279\u70b9\uff0c\u5e26\u60a8\u6df1\u5165\u4e86\u89e3RS232\u548cRS485\u901a\u4fe1\u534f\u8bae\u3002\u4ec0\u4e48\u662fRS2<\/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":[61],"class_list":["post-78112","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-r"],"_links":{"self":[{"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/posts\/78112"}],"collection":[{"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/comments?post=78112"}],"version-history":[{"count":0,"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/posts\/78112\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/media\/64183"}],"wp:attachment":[{"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/media?parent=78112"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/categories?post=78112"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/tags?post=78112"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}