{"id":33261,"date":"2023-09-14T14:39:18","date_gmt":"2023-09-14T06:39:18","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=33261"},"modified":"2023-09-14T14:39:18","modified_gmt":"2023-09-14T06:39:18","slug":"ryrdqb-3","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/33261.html","title":{"rendered":"RS232\u4e0eRS485\u7684\u533a\u522b"},"content":{"rendered":"

  \u6709\u65f6\u5019\uff0c\u4f7f\u7528\u9065\u63a7\u5668\u65f6\uff0c\u60a8\u53ef\u80fd\u4f1a\u4e0d\u77e5\u9053\u8981\u4f7f\u7528RS232\u8fd8\u662fRS485\u3002\u8fd9\u4e24\u79cd\u6280\u672f\u90fd\u662f\u7528\u4e8e\u63a7\u5236\u8bbe\u5907\u7684\u4f20\u8f93\u6280\u672f\uff0c\u4f46\u5b83\u4eec\u4e4b\u95f4\u5b58\u5728\u4e00\u4e9b\u91cd\u8981\u7684\u533a\u522b\uff0c\u60a8\u9700\u8981\u77e5\u9053\u5b83\u4eec\u4e4b\u95f4\u7684\u533a\u522b\uff0c\u4ee5\u4fbf\u80fd\u591f\u6b63\u786e\u5730\u9009\u62e9\u6b63\u786e\u7684\u6280\u672f\u3002<\/p>\n

RS232<\/h2>\n

  RS232\u662f\u4e00\u79cd\u5e38\u7528\u7684\u6570\u636e\u4f20\u8f93\u6280\u672f\uff0c\u5b83\u53ef\u4ee5\u7528\u4e8e\u8fde\u63a5\u8ba1\u7b97\u673a\u548c\u5916\u90e8\u8bbe\u5907\uff0c\u4f8b\u5982\u6253\u5370\u673a\u3001\u5916\u90e8\u5b58\u50a8\u5668\u7b49\u3002\u5b83\u4f7f\u7528\u5355\u7ebf\u4f20\u8f93\uff0c\u6700\u5927\u4f20\u8f93\u8ddd\u79bb\u53ef\u8fbe50\u7c73\uff0c\u4f20\u8f93\u901f\u7387\u53ef\u8fbe115200\u4f4d\/\u79d2\u3002\u5b83\u53ef\u4ee5\u7528\u4e8e\u4f20\u8f938\u4f4d\u62167\u4f4d\u6570\u636e\uff0c\u4e5f\u53ef\u4ee5\u7528\u4e8e\u4f20\u8f93\u63a7\u5236\u4fe1\u53f7\uff0c\u5982\u6307\u793a\u706f\u6216\u6309\u94ae\u3002<\/p>\n

RS485<\/h2>\n

  RS485\u662f\u53e6\u4e00\u79cd\u5e38\u7528\u7684\u6570\u636e\u4f20\u8f93\u6280\u672f\uff0c\u5b83\u53ef\u4ee5\u7528\u4e8e\u8fde\u63a5\u8ba1\u7b97\u673a\u548c\u5916\u90e8\u8bbe\u5907\uff0c\u4f8b\u5982\u6253\u5370\u673a\u3001\u5916\u90e8\u5b58\u50a8\u5668\u7b49\u3002\u5b83\u4f7f\u7528\u53cc\u7ebf\u4f20\u8f93\uff0c\u6700\u5927\u4f20\u8f93\u8ddd\u79bb\u53ef\u8fbe1200\u7c73\uff0c\u4f20\u8f93\u901f\u7387\u53ef\u8fbe115200\u4f4d\/\u79d2\u3002\u5b83\u53ef\u4ee5\u7528\u4e8e\u4f20\u8f938\u4f4d\u62167\u4f4d\u6570\u636e\uff0c\u4e5f\u53ef\u4ee5\u7528\u4e8e\u4f20\u8f93\u63a7\u5236\u4fe1\u53f7\uff0c\u5982\u6307\u793a\u706f\u6216\u6309\u94ae\u3002<\/p>\n

RS232\u548cRS485\u7684\u533a\u522b<\/h2>\n

\u4f20\u8f93\u7ebf\u8def<\/h3>\n

  RS232\u4f7f\u7528\u5355\u7ebf\u4f20\u8f93\uff0c\u800cRS485\u4f7f\u7528\u53cc\u7ebf\u4f20\u8f93\u3002<\/p>\n

\u4f20\u8f93\u901f\u7387<\/h3>\n

  RS232\u7684\u4f20\u8f93\u901f\u7387\u53ef\u8fbe115200\u4f4d\/\u79d2\uff0c\u800cRS485\u7684\u4f20\u8f93\u901f\u7387\u53ef\u8fbe115200\u4f4d\/\u79d2\u3002<\/p>\n

\u4f20\u8f93\u8ddd\u79bb<\/h3>\n

  RS232\u7684\u6700\u5927\u4f20\u8f93\u8ddd\u79bb\u53ef\u8fbe50\u7c73\uff0c\u800cRS485\u7684\u6700\u5927\u4f20\u8f93\u8ddd\u79bb\u53ef\u8fbe1200\u7c73\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

  RS232\u548cRS485\u90fd\u662f\u7528\u4e8e\u63a7\u5236\u8bbe\u5907\u7684\u4f20\u8f93\u6280\u672f\uff0c\u4f46\u5b83\u4eec\u4e4b\u95f4\u5b58\u5728\u4e00\u4e9b\u91cd\u8981\u7684\u533a\u522b\u3002<\/strong>RS232\u4f7f\u7528\u5355\u7ebf\u4f20\u8f93\uff0c\u6700\u5927\u4f20\u8f93\u8ddd\u79bb\u53ef\u8fbe50\u7c73\uff0c\u4f20\u8f93\u901f\u7387\u53ef\u8fbe115200\u4f4d\/\u79d2\uff0c\u800cRS485\u4f7f\u7528\u53cc\u7ebf\u4f20\u8f93\uff0c\u6700\u5927\u4f20\u8f93\u8ddd\u79bb\u53ef\u8fbe1200\u7c73\uff0c\u4f20\u8f93\u901f\u7387\u53ef\u8fbe115200\u4f4d\/\u79d2\u3002\u60a8\u9700\u8981\u77e5\u9053\u5b83\u4eec\u4e4b\u95f4\u7684\u533a\u522b\uff0c\u4ee5\u4fbf\u80fd\u591f\u6b63\u786e\u5730\u9009\u62e9\u6b63\u786e\u7684\u6280\u672f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

\u6709\u65f6\u5019\uff0c\u4f7f\u7528\u9065\u63a7\u5668\u65f6\uff0c\u60a8\u53ef\u80fd\u4f1a\u4e0d\u77e5\u9053\u8981\u4f7f\u7528RS232\u8fd8\u662fRS485\u3002\u8fd9\u4e24\u79cd\u6280\u672f\u90fd\u662f\u7528\u4e8e\u63a7\u5236\u8bbe\u5907\u7684\u4f20\u8f93\u6280\u672f\uff0c\u4f46\u5b83\u4eec\u4e4b\u95f4\u5b58\u5728\u4e00\u4e9b\u91cd\u8981\u7684\u533a\u522b\uff0c\u60a8\u9700\u8981\u77e5\u9053\u5b83\u4eec\u4e4b\u95f4\u7684\u533a\u522b\uff0c\u4ee5\u4fbf\u80fd\u591f<\/p>\n","protected":false},"author":1,"featured_media":3671,"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-33261","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\/33261"}],"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=33261"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/33261\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media\/3671"}],"wp:attachment":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media?parent=33261"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=33261"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=33261"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}