{"id":33244,"date":"2023-09-16T18:05:35","date_gmt":"2023-09-16T10:05:35","guid":{"rendered":"\/\/www.viralrail.com\/?p=33244"},"modified":"2023-09-16T18:05:46","modified_gmt":"2023-09-16T10:05:46","slug":"smqkyr","status":"publish","type":"post","link":"\/\/www.viralrail.com\/blog\/33244.html","title":{"rendered":"\u4ec0\u4e48\u60c5\u51b5\u7528RS485"},"content":{"rendered":"

  RS485\u662f\u4e00\u79cd\u534a\u53cc\u5de5\u5f02\u6b65\u901a\u4fe1\u6280\u672f\uff0c\u5b83\u53ef\u4ee5\u6ee1\u8db3\u5de5\u4e1a\u73b0\u573a\u7f51\u7edc\u7684\u957f\u8ddd\u79bb\u4f20\u8f93\u9700\u6c42\uff0c\u7528\u4e8e\u8fde\u63a5\u591a\u4e2a\u8bbe\u5907\u4e4b\u95f4\u7684\u6570\u636e\u4f20\u8f93\u3002\u5b83\u53ef\u4ee5\u5b9e\u73b0\u9ad8\u901f\u3001\u53ef\u9760\u7684\u6570\u636e\u4f20\u8f93\uff0c\u5e76\u4e14\u53ef\u4ee5\u5728\u8f83\u5927\u7684\u8ddd\u79bb\u5185\u4f20\u8f93\u4fe1\u53f7\uff0c\u6240\u4ee5\u5728\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\u4e2d\u88ab\u5e7f\u6cdb\u5e94\u7528\u3002\u672c\u6587\u5c06\u4ecb\u7ecdRS485\u7684\u7279\u70b9\uff0c\u4ee5\u53ca\u4ec0\u4e48\u60c5\u51b5\u4e0b\u5e94\u8be5\u4f7f\u7528RS485\u3002<\/p>\n

RS485\u7684\u7279\u70b9<\/h2>\n

\u9ad8\u901f\u4f20\u8f93<\/h3>\n

  RS485\u53ef\u4ee5\u5b9e\u73b0\u9ad8\u901f\u7684\u6570\u636e\u4f20\u8f93\uff0c\u6700\u9ad8\u53ef\u8fbe10Mbps\uff0c\u6bd4RS232\u66f4\u5feb\u3002\u6b64\u5916\uff0cRS485\u8fd8\u53ef\u4ee5\u5b9e\u73b0\u591a\u79cd\u901a\u4fe1\u534f\u8bae\uff0c\u5982Modbus\u3001Profibus\u7b49\uff0c\u53ef\u4ee5\u6ee1\u8db3\u5de5\u4e1a\u73b0\u573a\u7f51\u7edc\u7684\u591a\u79cd\u9700\u6c42\u3002<\/p>\n

\u53ef\u9760\u7684\u6570\u636e\u4f20\u8f93<\/h3>\n

  RS485\u53ef\u4ee5\u5b9e\u73b0\u53ef\u9760\u7684\u6570\u636e\u4f20\u8f93\uff0c\u5b83\u652f\u6301\u591a\u79cd\u4f20\u8f93\u6a21\u5f0f\uff0c\u53ef\u4ee5\u6709\u6548\u9632\u6b62\u6570\u636e\u7684\u4e22\u5931\u548c\u7834\u574f\u3002\u6b64\u5916\uff0cRS485\u8fd8\u652f\u6301\u786c\u4ef6\u548c\u8f6f\u4ef6\u7684\u6d41\u91cf\u63a7\u5236\uff0c\u53ef\u4ee5\u6709\u6548\u9632\u6b62\u7f51\u7edc\u4e2d\u7684\u62e5\u585e\uff0c\u4ece\u800c\u4fdd\u8bc1\u6570\u636e\u7684\u5b89\u5168\u4f20\u8f93\u3002<\/p>\n

\u957f\u8ddd\u79bb\u4f20\u8f93<\/h3>\n

  RS485\u53ef\u4ee5\u5728\u8f83\u5927\u7684\u8ddd\u79bb\u5185\u4f20\u8f93\u4fe1\u53f7\uff0c\u6700\u957f\u53ef\u4ee5\u8fbe\u52301200\u7c73\uff0c\u6bd4RS232\u6709\u66f4\u957f\u7684\u4f20\u8f93\u8ddd\u79bb\uff0c\u53ef\u4ee5\u6ee1\u8db3\u5de5\u4e1a\u73b0\u573a\u7f51\u7edc\u7684\u957f\u8ddd\u79bb\u4f20\u8f93\u9700\u6c42\u3002<\/p>\n

\u4ec0\u4e48\u60c5\u51b5\u7528RS485<\/h2>\n

\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf<\/h3>\n

  RS485\u53ef\u4ee5\u5b9e\u73b0\u9ad8\u901f\u3001\u53ef\u9760\u7684\u6570\u636e\u4f20\u8f93\uff0c\u5728\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\u4e2d\u53ef\u4ee5\u5b9e\u73b0\u591a\u79cd\u901a\u4fe1\u534f\u8bae\uff0c\u53ef\u4ee5\u6ee1\u8db3\u5de5\u4e1a\u73b0\u573a\u7f51\u7edc\u7684\u591a\u79cd\u9700\u6c42\uff0c\u6240\u4ee5\u5728\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\u4e2d\u5e94\u8be5\u4f7f\u7528RS485\u3002<\/p>\n

\u81ea\u52a8\u5316\u6d4b\u8bd5\u7cfb\u7edf<\/h3>\n

  RS485\u53ef\u4ee5\u5b9e\u73b0\u53ef\u9760\u7684\u6570\u636e\u4f20\u8f93\uff0c\u53ef\u4ee5\u6709\u6548\u9632\u6b62\u6570\u636e\u7684\u4e22\u5931\u548c\u7834\u574f\uff0c\u6240\u4ee5\u5728\u81ea\u52a8\u5316\u6d4b\u8bd5\u7cfb\u7edf\u4e2d\u5e94\u8be5\u4f7f\u7528RS485\u3002\u6b64\u5916\uff0cRS485\u8fd8\u652f\u6301\u786c\u4ef6\u548c\u8f6f\u4ef6\u7684\u6d41\u91cf\u63a7\u5236\uff0c\u53ef\u4ee5\u6709\u6548\u9632\u6b62\u7f51\u7edc\u4e2d\u7684\u62e5\u585e\uff0c\u4ece\u800c\u4fdd\u8bc1\u6570\u636e\u7684\u5b89\u5168\u4f20\u8f93\u3002<\/p>\n

\u957f\u8ddd\u79bb\u901a\u4fe1\u7cfb\u7edf<\/h3>\n

  RS485\u53ef\u4ee5\u5728\u8f83\u5927\u7684\u8ddd\u79bb\u5185\u4f20\u8f93\u4fe1\u53f7\uff0c\u6700\u957f\u53ef\u4ee5\u8fbe\u52301200\u7c73\uff0c\u6bd4RS232\u6709\u66f4\u957f\u7684\u4f20\u8f93\u8ddd\u79bb\uff0c\u6240\u4ee5\u5728\u957f\u8ddd\u79bb\u901a\u4fe1\u7cfb\u7edf\u4e2d\u5e94\u8be5\u4f7f\u7528RS485\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

  RS485\u662f\u4e00\u79cd\u534a\u53cc\u5de5\u5f02\u6b65\u901a\u4fe1\u6280\u672f\uff0c\u5b83\u53ef\u4ee5\u5b9e\u73b0\u9ad8\u901f\u3001\u53ef\u9760\u7684\u6570\u636e\u4f20\u8f93\uff0c\u5e76\u4e14\u53ef\u4ee5\u5728\u8f83\u5927\u7684\u8ddd\u79bb\u5185\u4f20\u8f93\u4fe1\u53f7\uff0c\u6240\u4ee5\u5728\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\u3001\u81ea\u52a8\u5316\u6d4b\u8bd5\u7cfb\u7edf\u548c\u957f\u8ddd\u79bb\u901a\u4fe1\u7cfb\u7edf\u4e2d\u90fd\u5e94\u8be5\u4f7f\u7528RS485\u3002<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"

RS485\u662f\u4e00\u79cd\u534a\u53cc\u5de5\u5f02\u6b65\u901a\u4fe1\u6280\u672f\uff0c\u5b83\u53ef\u4ee5\u6ee1\u8db3\u5de5\u4e1a\u73b0\u573a\u7f51\u7edc\u7684\u957f\u8ddd\u79bb\u4f20\u8f93\u9700\u6c42\uff0c\u7528\u4e8e\u8fde\u63a5\u591a\u4e2a\u8bbe\u5907\u4e4b\u95f4\u7684\u6570\u636e\u4f20\u8f93\u3002\u5b83\u53ef\u4ee5\u5b9e\u73b0\u9ad8\u901f\u3001\u53ef\u9760\u7684\u6570\u636e\u4f20\u8f93\uff0c\u5e76\u4e14\u53ef\u4ee5\u5728\u8f83\u5927\u7684\u8ddd\u79bb\u5185\u4f20\u8f93\u4fe1\u53f7<\/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-33244","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\/33244"}],"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=33244"}],"version-history":[{"count":0,"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/posts\/33244\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/media\/3671"}],"wp:attachment":[{"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/media?parent=33244"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/categories?post=33244"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/tags?post=33244"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}