{"id":62007,"date":"2023-10-29T15:44:20","date_gmt":"2023-10-29T07:44:20","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=62007"},"modified":"2023-10-29T15:44:20","modified_gmt":"2023-10-29T07:44:20","slug":"rjkdl","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/62007.html","title":{"rendered":"RS485\u63a5\u53e3\u7535\u8def"},"content":{"rendered":"

  RS485\u63a5\u53e3\u7535\u8def\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u901a\u4fe1\u63a5\u53e3\uff0c\u5b83\u53ef\u4ee5\u7528\u4e8e\u8fde\u63a5\u591a\u4e2a\u8bbe\u5907\uff0c\u5b9e\u73b0\u8fdc\u7a0b\u6570\u636e\u4f20\u8f93\u7684\u76ee\u7684\u3002<\/strong>\u5b83\u7684\u4f18\u70b9\u5728\u4e8e\u53ef\u4ee5\u63d0\u4f9b\u9ad8\u901f\u7684\u6570\u636e\u4f20\u8f93\u901f\u7387\uff0c\u4ee5\u53ca\u5728\u957f\u8ddd\u79bb\u4f20\u8f93\u65f6\u7684\u9ad8\u7a33\u5b9a\u6027\u3002\u56e0\u6b64\uff0cRS485\u63a5\u53e3\u7535\u8def\u5728\u8bb8\u591a\u9886\u57df\u90fd\u5f97\u5230\u4e86\u5e7f\u6cdb\u7684\u5e94\u7528\uff0c\u5176\u4e2d\u5305\u62ec\u5de5\u4e1a\u81ea\u52a8\u5316\uff0c\u697c\u5b87\u81ea\u52a8\u5316\uff0c\u6c7d\u8f66\u7535\u5b50\uff0c\u5b89\u9632\u76d1\u63a7\uff0c\u667a\u80fd\u5bb6\u5c45\u7b49\u3002<\/p>\n

RS485\u63a5\u53e3\u7535\u8def\u7684\u5de5\u4f5c\u539f\u7406<\/h2>\n

  RS485\u63a5\u53e3\u7535\u8def\u7684\u5de5\u4f5c\u539f\u7406\u662f\u4f9d\u9760\u4e00\u7ec4\u4fe1\u53f7\u7ebf\u6765\u4f20\u8f93\u6570\u636e\u3002\u8fd9\u7ec4\u4fe1\u53f7\u7ebf\u5305\u62ec\u4e00\u4e2a\u6570\u636e\u4fe1\u53f7\u7ebf\uff08TX\uff09\u3001\u4e00\u4e2a\u63a5\u6536\u4fe1\u53f7\u7ebf\uff08RX\uff09\u3001\u4e00\u4e2a\u5730\u7ebf\uff08GND\uff09\u548c\u4e00\u4e2a\u7535\u6e90\u7ebf\uff08VCC\uff09\u3002\u5f53\u7535\u8def\u63a5\u6536\u5230\u4e00\u4e2a\u4fe1\u53f7\u65f6\uff0c\u5b83\u4f1a\u5c06\u4fe1\u53f7\u8f6c\u6362\u4e3a\u6570\u636e\uff0c\u7136\u540e\u4f20\u8f93\u5230\u53e6\u4e00\u7aef\u3002<\/p>\n

  RS485\u63a5\u53e3\u7535\u8def\u7684\u4f18\u52bf<\/h3>\n

  RS485\u63a5\u53e3\u7535\u8def\u7684\u4f18\u52bf\u5728\u4e8e\u53ef\u4ee5\u63d0\u4f9b\u9ad8\u901f\u7684\u6570\u636e\u4f20\u8f93\u901f\u7387\uff0c\u4ee5\u53ca\u5728\u957f\u8ddd\u79bb\u4f20\u8f93\u65f6\u7684\u9ad8\u7a33\u5b9a\u6027\u3002\u5b83\u53ef\u4ee5\u652f\u6301\u591a\u8fbe32\u4e2a\u8282\u70b9\u7684\u8fde\u63a5\uff0c\u6bcf\u4e2a\u8282\u70b9\u4e4b\u95f4\u53ef\u4ee5\u4f20\u8f93\u8ddd\u79bb\u8fbe\u52301200\u7c73\uff0c\u800c\u4e14\u5b83\u8fd8\u5177\u6709\u826f\u597d\u7684\u6297\u5e72\u6270\u80fd\u529b\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u62b5\u5fa1\u5916\u90e8\u7684\u7535\u78c1\u5e72\u6270\u3002<\/p>\n

  RS485\u63a5\u53e3\u7535\u8def\u7684\u5e94\u7528<\/h3>\n

  RS485\u63a5\u53e3\u7535\u8def\u5728\u8bb8\u591a\u9886\u57df\u90fd\u5f97\u5230\u4e86\u5e7f\u6cdb\u7684\u5e94\u7528\uff0c\u5176\u4e2d\u5305\u62ec\u5de5\u4e1a\u81ea\u52a8\u5316\uff0c\u697c\u5b87\u81ea\u52a8\u5316\uff0c\u6c7d\u8f66\u7535\u5b50\uff0c\u5b89\u9632\u76d1\u63a7\uff0c\u667a\u80fd\u5bb6\u5c45\u7b49\u3002\u5b83\u53ef\u4ee5\u7528\u4e8e\u8fde\u63a5\u591a\u4e2a\u8bbe\u5907\uff0c\u5b9e\u73b0\u8fdc\u7a0b\u6570\u636e\u4f20\u8f93\u7684\u76ee\u7684\uff0c\u4ece\u800c\u5927\u5927\u63d0\u9ad8\u4e86\u5de5\u4f5c\u6548\u7387\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

  RS485\u63a5\u53e3\u7535\u8def\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u901a\u4fe1\u63a5\u53e3\uff0c\u5b83\u53ef\u4ee5\u7528\u4e8e\u8fde\u63a5\u591a\u4e2a\u8bbe\u5907\uff0c\u5b9e\u73b0\u8fdc\u7a0b\u6570\u636e\u4f20\u8f93\u7684\u76ee\u7684\u3002<\/strong>\u5b83\u53ef\u4ee5\u63d0\u4f9b\u9ad8\u901f\u7684\u6570\u636e\u4f20\u8f93\u901f\u7387\uff0c\u4ee5\u53ca\u5728\u957f\u8ddd\u79bb\u4f20\u8f93\u65f6\u7684\u9ad8\u7a33\u5b9a\u6027\uff0c\u5e76\u4e14\u53ef\u4ee5\u652f\u6301\u591a\u8fbe32\u4e2a\u8282\u70b9\u7684\u8fde\u63a5\uff0c\u6bcf\u4e2a\u8282\u70b9\u4e4b\u95f4\u53ef\u4ee5\u4f20\u8f93\u8ddd\u79bb\u8fbe\u52301200\u7c73\u3002\u56e0\u6b64\uff0cRS485\u63a5\u53e3\u7535\u8def\u5728\u8bb8\u591a\u9886\u57df\u90fd\u5f97\u5230\u4e86\u5e7f\u6cdb\u7684\u5e94\u7528\uff0c\u4e3a\u5de5\u4e1a\u81ea\u52a8\u5316\uff0c\u697c\u5b87\u81ea\u52a8\u5316\uff0c\u6c7d\u8f66\u7535\u5b50\uff0c\u5b89\u9632\u76d1\u63a7\uff0c\u667a\u80fd\u5bb6\u5c45\u7b49\u63d0\u4f9b\u4e86\u4fbf\u5229\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

RS485\u63a5\u53e3\u7535\u8def\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u901a\u4fe1\u63a5\u53e3\uff0c\u5b83\u53ef\u4ee5\u7528\u4e8e\u8fde\u63a5\u591a\u4e2a\u8bbe\u5907\uff0c\u5b9e\u73b0\u8fdc\u7a0b\u6570\u636e\u4f20\u8f93\u7684\u76ee\u7684\u3002\u5b83\u7684\u4f18\u70b9\u5728\u4e8e\u53ef\u4ee5\u63d0\u4f9b\u9ad8\u901f\u7684\u6570\u636e\u4f20\u8f93\u901f\u7387\uff0c\u4ee5\u53ca\u5728\u957f<\/p>\n","protected":false},"author":1,"featured_media":1839,"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-62007","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\/62007"}],"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=62007"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/62007\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media\/1839"}],"wp:attachment":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media?parent=62007"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=62007"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=62007"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}