{"id":68734,"date":"2023-12-18T19:23:37","date_gmt":"2023-12-18T11:23:37","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=68734"},"modified":"2023-12-18T19:23:37","modified_gmt":"2023-12-18T11:23:37","slug":"rscbxjx","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/68734.html","title":{"rendered":"RS485\u8f93\u51fa\u6ce2\u5f62\u89e3\u6790"},"content":{"rendered":"

  RS485\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u901a\u4fe1\u534f\u8bae<\/a>\u548c\u63a5\u53e3\u6807\u51c6\uff0c\u5176\u8f93\u51fa\u6ce2\u5f62\u5177\u6709\u91cd\u8981\u7684\u5e94\u7528\u4ef7\u503c\u3002\u901a\u8fc7\u6df1\u5165\u4e86\u89e3RS485\u8f93\u51fa\u6ce2\u5f62\u7684\u7279\u6027\u548c\u5e94\u7528\uff0c\u53ef\u4ee5\u66f4\u597d\u5730\u7406\u89e3\u5176\u5728\u5de5\u4e1a\u63a7\u5236\u3001\u901a\u4fe1\u548c\u6570\u636e\u91c7\u96c6\u7b49\u9886\u57df\u7684\u5e94\u7528\u3002\u672c\u6587\u5c06\u4ece\u4e0d\u540c\u89d2\u5ea6\u5206\u6790RS485\u8f93\u51fa\u6ce2\u5f62\uff0c\u63a2\u8ba8\u5176\u6280\u672f\u7279\u70b9\u548c\u5e94\u7528\u524d\u666f\u3002<\/p>\n

RS485\u8f93\u51fa\u6ce2\u5f62\u7279\u70b9<\/h2>\n

  \u7535\u5e73\u7279\u6027<\/h3>\n

  RS485\u8f93\u51fa\u6ce2\u5f62\u7684\u7535\u5e73\u7279\u6027\u662f\u5176\u91cd\u8981\u7684\u7279\u70b9\u4e4b\u4e00\u3002RS485\u91c7\u7528\u5dee\u5206\u4fe1\u53f7\u4f20\u8f93\uff0c\u901a\u8fc7\u5728\u4e24\u4e2a\u4fe1\u53f7\u7ebf\u4e0a\u7684\u4e92\u8865\u4fe1\u53f7\u6765\u4f20\u8f93\u6570\u636e\u3002\u901a\u5e38\u60c5\u51b5\u4e0b\uff0c\u9ad8\u7535\u5e73\u7684\u8303\u56f4\u4e3a+1.5V\u81f3+6V\uff0c\u4f4e\u7535\u5e73\u7684\u8303\u56f4\u4e3a-1.5V\u81f3-6V\u3002\u8fd9\u79cd\u7535\u5e73\u7279\u6027\u4f7f\u5f97RS485\u5177\u6709\u8f83\u5f3a\u7684\u6297\u5e72\u6270\u80fd\u529b\uff0c\u9002\u7528\u4e8e\u5de5\u4e1a\u73af\u5883\u4e2d\u7684\u957f\u8ddd\u79bb\u6570\u636e\u4f20\u8f93\u3002<\/p>\n

  \u6ce2\u7279\u7387<\/a>\u548c\u65f6\u5e8f\u7279\u6027<\/h3>\n

  RS485\u8f93\u51fa\u6ce2\u5f62\u7684\u6ce2\u7279\u7387\u548c\u65f6\u5e8f\u7279\u6027\u5bf9\u6570\u636e\u4f20\u8f93\u6548\u679c\u5177\u6709\u91cd\u8981\u5f71\u54cd\u3002\u5728RS485\u901a\u4fe1\u4e2d\uff0c\u6ce2\u7279\u7387\u901a\u5e38\u53ef\u8c03\uff0c\u5e38\u89c1\u7684\u6ce2\u7279\u7387\u5305\u62ec9600bps\u300119200bps\u3001115200bps\u7b49\u3002\u540c\u65f6\uff0cRS485\u8f93\u51fa\u6ce2\u5f62\u7684\u65f6\u5e8f\u7a33\u5b9a\u6027\u4e5f\u9700\u8981\u5f97\u5230\u5145\u5206\u91cd\u89c6\uff0c\u786e\u4fdd\u6570\u636e\u4f20\u8f93\u7684\u51c6\u786e\u6027\u548c\u53ef\u9760\u6027\u3002<\/p>\n

RS485\u8f93\u51fa\u6ce2\u5f62\u5728\u5de5\u4e1a\u63a7\u5236\u4e2d\u7684\u5e94\u7528<\/h2>\n

  \u8fdc\u8ddd\u79bb\u6570\u636e\u4f20\u8f93<\/h3>\n

  \u7531\u4e8eRS485\u5177\u6709\u8f83\u5f3a\u7684\u6297\u5e72\u6270\u80fd\u529b\u548c\u8fdc\u8ddd\u79bb\u4f20\u8f93\u6027\u80fd\uff0c\u56e0\u6b64\u5728\u5de5\u4e1a\u63a7\u5236\u9886\u57df\u5f97\u5230\u5e7f\u6cdb\u5e94\u7528\u3002RS485\u8f93\u51fa\u6ce2\u5f62\u53ef\u5b9e\u73b0\u8bbe\u5907\u95f4\u7684\u8fdc\u8ddd\u79bb\u6570\u636e\u4f20\u8f93\uff0c\u6ee1\u8db3\u5de5\u4e1a\u751f\u4ea7\u4e2d\u5bf9\u6570\u636e\u91c7\u96c6\u3001\u76d1\u63a7\u548c\u63a7\u5236\u7684\u9700\u6c42\u3002<\/p>\n

  \u591a\u8bbe\u5907\u901a\u4fe1<\/h3>\n

  RS485\u652f\u6301\u591a\u8bbe\u5907\u4e4b\u95f4\u7684\u901a\u4fe1\uff0c\u53ef\u6784\u5efa\u7075\u6d3b\u7684\u5de5\u4e1a\u63a7\u5236\u7f51\u7edc\u3002\u901a\u8fc7RS485\u8f93\u51fa\u6ce2\u5f62\uff0c\u4e0d\u540c\u8bbe\u5907\u4e4b\u95f4\u53ef\u4ee5\u8fdb\u884c\u9ad8\u6548\u7684\u6570\u636e\u4ea4\u6362\u548c\u534f\u4f5c\uff0c\u4e3a\u5de5\u4e1a\u81ea\u52a8\u5316<\/a>\u7cfb\u7edf\u7684\u6784\u5efa\u63d0\u4f9b\u4e86\u53ef\u9760\u7684\u901a\u4fe1\u57fa\u7840\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

  \u901a\u8fc7\u4ee5\u4e0a\u5206\u6790\u53ef\u77e5\uff0cRS485\u8f93\u51fa\u6ce2\u5f62\u5177\u6709\u72ec\u7279\u7684\u7535\u5e73\u7279\u6027\u548c\u9002\u5e94\u6027\u5e7f\u6cdb\u7684\u5e94\u7528\u7279\u70b9\uff0c\u7279\u522b\u9002\u5408\u5de5\u4e1a\u63a7\u5236\u3001\u901a\u4fe1\u548c\u6570\u636e\u91c7\u96c6\u7b49\u9886\u57df\u3002<\/strong>\u4e86\u89e3RS485\u8f93\u51fa\u6ce2\u5f62\u7684\u7279\u6027\u548c\u5e94\u7528\u5c06\u6709\u52a9\u4e8e\u66f4\u597d\u5730\u7406\u89e3\u5176\u5728\u5de5\u7a0b\u5b9e\u8df5\u4e2d\u7684\u4f5c\u7528\uff0c\u5e76\u4e3a\u76f8\u5173\u9886\u57df\u7684\u6280\u672f\u5e94\u7528\u63d0\u4f9b\u66f4\u591a\u53ef\u80fd\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

RS485\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u901a\u4fe1\u534f\u8bae\u548c\u63a5\u53e3\u6807\u51c6\uff0c\u5176\u8f93\u51fa\u6ce2\u5f62\u5177\u6709\u91cd\u8981\u7684\u5e94\u7528\u4ef7\u503c\u3002\u901a\u8fc7\u6df1\u5165\u4e86\u89e3RS485\u8f93\u51fa\u6ce2\u5f62\u7684\u7279\u6027\u548c\u5e94\u7528\uff0c\u53ef\u4ee5\u66f4\u597d\u5730\u7406\u89e3\u5176\u5728\u5de5\u4e1a\u63a7\u5236\u3001\u901a\u4fe1\u548c\u6570\u636e\u91c7\u96c6\u7b49\u9886\u57df\u7684\u5e94\u7528<\/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":[61],"class_list":["post-68734","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\/68734","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=68734"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/68734\/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=68734"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=68734"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=68734"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}