{"id":43785,"date":"2023-09-28T23:56:29","date_gmt":"2023-09-28T15:56:29","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=43785"},"modified":"2023-09-28T23:56:29","modified_gmt":"2023-09-28T15:56:29","slug":"rhrngjdbjlzdyqd","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/43785.html","title":{"rendered":"RS232\u548cRS485\u54ea\u4e2a\u8fd1\u7aef\uff1a\u6bd4\u8f83\u4e24\u8005\u7684\u4f18\u7f3a\u70b9"},"content":{"rendered":"

  RS232\u548cRS485\u662f\u4e24\u79cd\u5e38\u7528\u7684\u8fd1\u7aef\u901a\u4fe1\u534f\u8bae\uff0c\u5b83\u4eec\u90fd\u53ef\u4ee5\u7528\u4e8e\u4f20\u8f93\u6570\u636e\u3002\u7136\u800c\uff0c\u7531\u4e8e\u5b83\u4eec\u7684\u4e0d\u540c\u7279\u6027\uff0c\u5b83\u4eec\u9002\u7528\u4e8e\u4e0d\u540c\u7684\u5e94\u7528\u573a\u666f\u3002\u672c\u6587\u5c06\u6bd4\u8f83RS232\u548cRS485\u7684\u4f18\u7f3a\u70b9\uff0c\u4ee5\u5e2e\u52a9\u60a8\u66f4\u597d\u5730\u4e86\u89e3\u5b83\u4eec\uff0c\u4ece\u800c\u66f4\u597d\u5730\u9009\u62e9\u9002\u5408\u60a8\u7684\u8fd1\u7aef\u901a\u4fe1\u534f\u8bae\u3002<\/p>\n

RS232\u4f18\u70b9<\/h2>\n

  \u53ef\u9760\u6027<\/h3>\n

  RS232\u5b9e\u73b0\u4e86\u53ef\u9760\u7684\u6570\u636e\u4f20\u8f93\uff0c\u56e0\u4e3a\u5b83\u4f7f\u7528\u4e86\u53cc\u5de5\u6a21\u5f0f\uff0c\u8fd9\u610f\u5473\u7740\u53d1\u9001\u548c\u63a5\u6536\u7684\u6570\u636e\u90fd\u662f\u53ef\u9760\u7684\u3002\u6b64\u5916\uff0c\u5b83\u8fd8\u5177\u6709\u9519\u8bef\u68c0\u6d4b\u7684\u80fd\u529b\uff0c\u53ef\u4ee5\u68c0\u6d4b\u5230\u4f20\u8f93\u8fc7\u7a0b\u4e2d\u7684\u9519\u8bef\uff0c\u4ece\u800c\u786e\u4fdd\u6570\u636e\u7684\u51c6\u786e\u6027\u3002<\/p>\n

  \u901f\u5ea6<\/h3>\n

  RS232\u7684\u6570\u636e\u4f20\u8f93\u901f\u5ea6\u8f83\u5feb\uff0c\u6700\u9ad8\u53ef\u8fbe115.2kbps\uff0c\u53ef\u4ee5\u6ee1\u8db3\u4e00\u822c\u7684\u6570\u636e\u4f20\u8f93\u9700\u6c42\u3002<\/p>\n

  \u7075\u6d3b\u6027<\/h3>\n

  RS232\u7684\u8fde\u63a5\u65b9\u5f0f\u7075\u6d3b\uff0c\u53ef\u4ee5\u901a\u8fc7\u4e32\u884c\u7ebf\u6216USB\u7ebf\u8fdb\u884c\u8fde\u63a5\uff0c\u53ef\u4ee5\u6839\u636e\u5b9e\u9645\u60c5\u51b5\u9009\u62e9\u5408\u9002\u7684\u8fde\u63a5\u65b9\u5f0f\u3002<\/p>\n

RS232\u7f3a\u70b9<\/h2>\n

  \u8ddd\u79bb\u9650\u5236<\/h3>\n

  RS232\u7684\u6700\u5927\u4f20\u8f93\u8ddd\u79bb\u4e3a50\u7c73\uff0c\u8fd9\u5bf9\u4e8e\u4f20\u8f93\u8f83\u8fdc\u7684\u6570\u636e\u6765\u8bf4\u662f\u4e00\u4e2a\u9650\u5236\u3002<\/p>\n

  \u5b89\u5168\u6027<\/h3>\n

  RS232\u7684\u4f20\u8f93\u4e0d\u591f\u5b89\u5168\uff0c\u5bb9\u6613\u53d7\u5230\u5916\u90e8\u5e72\u6270\uff0c\u56e0\u6b64\u4e0d\u9002\u5408\u4f20\u8f93\u654f\u611f\u4fe1\u606f\u3002<\/p>\n

RS485\u4f18\u70b9<\/h2>\n

  \u8ddd\u79bb<\/h3>\n

  RS485\u7684\u6700\u5927\u4f20\u8f93\u8ddd\u79bb\u53ef\u8fbe1200\u7c73\uff0c\u8fd9\u4f7f\u5f97\u5b83\u53ef\u4ee5\u7528\u4e8e\u66f4\u5927\u8303\u56f4\u7684\u6570\u636e\u4f20\u8f93\u3002<\/p>\n

  \u5b89\u5168\u6027<\/h3>\n

  RS485\u7684\u6570\u636e\u4f20\u8f93\u66f4\u52a0\u5b89\u5168\uff0c\u5b83\u4f7f\u7528\u4e86\u591a\u79cd\u52a0\u5bc6\u6280\u672f\uff0c\u53ef\u4ee5\u6709\u6548\u9632\u6b62\u6570\u636e\u88ab\u7a83\u53d6\u3002<\/p>\n

  \u7075\u6d3b\u6027<\/h3>\n

  RS485\u53ef\u4ee5\u652f\u6301\u591a\u4e2a\u8282\u70b9\u7684\u8fde\u63a5\uff0c\u53ef\u4ee5\u540c\u65f6\u4f20\u8f93\u591a\u4e2a\u6570\u636e\uff0c\u4ece\u800c\u63d0\u9ad8\u4f20\u8f93\u6548\u7387\u3002<\/p>\n

RS485\u7f3a\u70b9<\/h2>\n

  \u53ef\u9760\u6027<\/h3>\n

  RS485\u53ea\u652f\u6301\u534a\u53cc\u5de5\u6a21\u5f0f\uff0c\u53d1\u9001\u548c\u63a5\u6536\u7684\u6570\u636e\u4e0d\u80fd\u540c\u65f6\u8fdb\u884c\uff0c\u56e0\u6b64\u4f20\u8f93\u7684\u6570\u636e\u4e0d\u591f\u53ef\u9760\u3002<\/p>\n

  \u901f\u5ea6<\/h3>\n

  RS485\u7684\u6570\u636e\u4f20\u8f93\u901f\u5ea6\u8f83\u6162\uff0c\u6700\u9ad8\u53ef\u8fbe10Mbps\uff0c\u4e0d\u80fd\u6ee1\u8db3\u9ad8\u901f\u6570\u636e\u4f20\u8f93\u7684\u9700\u6c42\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

  \u4ece\u4e0a\u6587\u53ef\u4ee5\u770b\u51fa\uff0cRS232\u548cRS485\u90fd\u662f\u5e38\u7528\u7684\u8fd1\u7aef\u901a\u4fe1\u534f\u8bae\uff0c\u4f46\u5b83\u4eec\u7684\u7279\u6027\u4e0d\u540c\uff0c\u56e0\u6b64\u5b83\u4eec\u9002\u7528\u4e8e\u4e0d\u540c\u7684\u5e94\u7528\u573a\u666f\u3002<\/strong>RS232\u5177\u6709\u53ef\u9760\u6027\u3001\u901f\u5ea6\u548c\u7075\u6d3b\u6027\u7684\u4f18\u70b9\uff0c\u4f46\u5176\u8ddd\u79bb\u9650\u5236\u548c\u5b89\u5168\u6027\u8f83\u5dee\u3002RS485\u5177\u6709\u8ddd\u79bb\u4f18\u52bf\u3001\u5b89\u5168\u6027\u4f18\u52bf\u548c\u7075\u6d3b\u6027\u4f18\u52bf\uff0c\u4f46\u5176\u53ef\u9760\u6027\u548c\u901f\u5ea6\u8f83\u5dee\u3002\u56e0\u6b64\uff0c\u5728\u9009\u62e9\u8fd1\u7aef\u901a\u4fe1\u534f\u8bae\u65f6\uff0c\u5e94\u6839\u636e\u5b9e\u9645\u60c5\u51b5\u9009\u62e9\u6700\u5408\u9002\u7684\u534f\u8bae\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

RS232\u548cRS485\u662f\u4e24\u79cd\u5e38\u7528\u7684\u8fd1\u7aef\u901a\u4fe1\u534f\u8bae\uff0c\u5b83\u4eec\u90fd\u53ef\u4ee5\u7528\u4e8e\u4f20\u8f93\u6570\u636e\u3002\u7136\u800c\uff0c\u7531\u4e8e\u5b83\u4eec\u7684\u4e0d\u540c\u7279\u6027\uff0c\u5b83\u4eec\u9002\u7528\u4e8e\u4e0d\u540c\u7684\u5e94\u7528\u573a\u666f\u3002\u672c\u6587\u5c06\u6bd4\u8f83RS232\u548cRS485\u7684\u4f18\u7f3a\u70b9\uff0c\u4ee5\u5e2e<\/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-43785","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\/43785","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=43785"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/43785\/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=43785"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=43785"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=43785"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}