{"id":69231,"date":"2023-12-23T15:35:41","date_gmt":"2023-12-23T07:35:41","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=69231"},"modified":"2023-12-23T15:35:41","modified_gmt":"2023-12-23T07:35:41","slug":"rhrckjstm","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/69231.html","title":{"rendered":"RS232\u548cRS485\u4e32\u53e3\u6280\u672f\u63a2\u79d8"},"content":{"rendered":"

  RS232\u548cRS485\u662f\u5e38\u89c1\u7684\u4e32\u53e3\u901a\u4fe1\u534f\u8bae\uff0c\u5b83\u4eec\u5728\u5de5\u4e1a\u63a7\u5236\u3001\u6570\u636e\u91c7\u96c6\u548c\u901a\u4fe1\u9886\u57df\u6709\u7740\u5e7f\u6cdb\u7684\u5e94\u7528\u3002\u672c\u6587\u5c06\u4ecb\u7ecdRS232\u548cRS485\u7684\u57fa\u672c\u539f\u7406\u3001\u5e94\u7528\u573a\u666f\u4ee5\u53ca\u5b83\u4eec\u4e4b\u95f4\u7684\u533a\u522b\u3002<\/p>\n

RS232\u4e32\u53e3\u6280\u672f\u7684\u57fa\u672c\u539f\u7406<\/h2>\n

  \u4e32\u53e3\u901a\u4fe1\u7684\u6982\u5ff5<\/h3>\n

  \u4e32\u53e3\u901a\u4fe1\u662f\u4e00\u79cd\u901a\u8fc7\u4e32\u884c\u901a\u4fe1\u7ebf\u8def\u8fdb\u884c\u6570\u636e\u4f20\u8f93\u7684\u65b9\u5f0f\u3002\u6bcf\u4e2a\u6570\u636e\u4f4d\u4f9d\u6b21\u901a\u8fc7\u4e32\u884c\u7ebf\u8def\u4f20\u8f93\uff0c\u56e0\u6b64\u79f0\u4e3a\u4e32\u53e3\u901a\u4fe1\u3002RS232\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u4e32\u53e3\u901a\u4fe1\u6807\u51c6\uff0c\u5b83\u88ab\u5e7f\u6cdb\u5e94\u7528\u4e8e\u8ba1\u7b97\u673a\u5916\u90e8\u8bbe\u5907\u7684\u901a\u4fe1\u3002<\/p>\n

  RS232\u7684\u5de5\u4f5c\u539f\u7406<\/h3>\n

  RS232\u4e32\u53e3\u4f7f\u7528\u5355\u5de5\u901a\u4fe1\u6a21\u5f0f\uff0c\u5373\u6570\u636e\u53ea\u80fd\u5728\u4e00\u4e2a\u65b9\u5411\u4e0a\u4f20\u8f93\u3002\u5b83\u91c7\u7528\u5f02\u6b65\u901a\u4fe1\u65b9\u5f0f\uff0c\u6570\u636e\u4ee5\u6570\u636e\u5e27\u7684\u5f62\u5f0f\u8fdb\u884c\u4f20\u8f93\uff0c\u5305\u62ec\u8d77\u59cb\u4f4d\u3001\u6570\u636e\u4f4d\u3001\u6821\u9a8c\u4f4d\u548c\u505c\u6b62\u4f4d\u3002RS232\u4ee5\u6807\u51c6\u7684\u7535\u538b\u8303\u56f4\u8868\u793a\u903b\u8f910\u548c1\uff0c\u901a\u5e38\u662f+12V\u8868\u793a\u903b\u8f910\uff0c-12V\u8868\u793a\u903b\u8f911\u3002<\/p>\n

RS485\u4e32\u53e3\u6280\u672f\u7684\u7279\u70b9\u4e0e\u5e94\u7528<\/h2>\n

  RS485\u7684\u7279\u70b9<\/h3>\n

  RS485\u662f\u4e00\u79cd\u591a\u70b9\u901a\u4fe1\u7684\u4e32\u53e3\u6807\u51c6\uff0c\u5b83\u5141\u8bb8\u591a\u4e2a\u8bbe\u5907\u5171\u4eab\u540c\u4e00\u901a\u4fe1\u7ebf\u8def\u8fdb\u884c\u901a\u4fe1\u3002RS485\u91c7\u7528\u5dee\u5206\u4fe1\u53f7\u4f20\u8f93\uff0c\u80fd\u591f\u62b5\u6297\u7535\u78c1\u5e72\u6270\u548c\u566a\u58f0\uff0c\u5e76\u4e14\u652f\u6301\u8fdc\u8ddd\u79bb\u901a\u4fe1\u3002\u8fd9\u4f7f\u5f97RS485\u5728\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\u4e2d\u6709\u7740\u5e7f\u6cdb\u7684\u5e94\u7528\u3002<\/p>\n

  RS485\u7684\u5e94\u7528\u573a\u666f<\/h3>\n

  RS485\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5de5\u4e1a\u81ea\u52a8\u5316\u63a7\u5236\u3001\u4eea\u5668\u4eea\u8868<\/a>\u3001\u7535\u529b\u7cfb\u7edf\u76d1\u63a7\u7b49\u9886\u57df\u3002\u5176\u591a\u70b9\u901a\u4fe1\u548c\u6297\u5e72\u6270\u80fd\u529b\u4f7f\u5f97\u5b83\u9002\u7528\u4e8e\u590d\u6742\u7684\u5de5\u4e1a\u73af\u5883\uff0c\u5e76\u4e14\u80fd\u591f\u5b9e\u73b0\u53ef\u9760\u7684\u6570\u636e\u901a\u4fe1\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

  \u901a\u8fc7\u672c\u6587\u7684\u4ecb\u7ecd\uff0c\u6211\u4eec\u4e86\u89e3\u4e86RS232\u548cRS485\u4e32\u53e3\u6280\u672f\u7684\u57fa\u672c\u539f\u7406\u548c\u7279\u70b9\uff0c\u4ee5\u53ca\u5b83\u4eec\u5728\u4e0d\u540c\u9886\u57df\u7684\u5e94\u7528\u3002<\/strong>RS232\u9002\u7528\u4e8e\u7b80\u5355\u7684\u70b9\u5bf9\u70b9<\/a>href=”https:\/\/www.techphant.cn\/tag\/dddtx” target=”_blank” rel=”noopener”>\u70b9\u5bf9\u70b9\u901a\u4fe1<\/a>\uff0c\u800cRS485\u9002\u7528\u4e8e\u591a\u70b9\u901a\u4fe1\u548c\u957f\u8ddd\u79bb\u901a\u4fe1\uff0c\u5177\u6709\u66f4\u5f3a\u7684\u6297\u5e72\u6270\u80fd\u529b\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

RS232\u548cRS485\u662f\u5e38\u89c1\u7684\u4e32\u53e3\u901a\u4fe1\u534f\u8bae\uff0c\u5b83\u4eec\u5728\u5de5\u4e1a\u63a7\u5236\u3001\u6570\u636e\u91c7\u96c6\u548c\u901a\u4fe1\u9886\u57df\u6709\u7740\u5e7f\u6cdb\u7684\u5e94\u7528\u3002\u672c\u6587\u5c06\u4ecb\u7ecdRS232\u548cRS485\u7684\u57fa\u672c\u539f\u7406\u3001\u5e94\u7528\u573a\u666f\u4ee5\u53ca\u5b83\u4eec\u4e4b\u95f4\u7684\u533a\u522b\u3002<\/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-69231","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\/69231","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=69231"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/69231\/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=69231"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=69231"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=69231"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}