{"id":77941,"date":"2023-12-30T03:20:54","date_gmt":"2023-12-29T19:20:54","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=77941"},"modified":"2023-12-30T03:20:54","modified_gmt":"2023-12-29T19:20:54","slug":"rhljr","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/77941.html","title":{"rendered":"\u5982\u4f55\u8fde\u63a5RS485"},"content":{"rendered":"

  RS485\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u4e32\u884c\u901a\u4fe1\u6807\u51c6\uff0c\u5b83\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\u3001\u4eea\u5668\u4eea\u8868<\/a>\u548c\u81ea\u52a8\u5316\u8bbe\u5907\u4e2d\u3002\u4eca\u5929\u6211\u4eec\u5c06\u4ecb\u7ecd\u5982\u4f55\u6b63\u786e\u8fde\u63a5RS485\uff0c\u5e76\u63a2\u8ba8\u5176\u5728\u4e0d\u540c\u573a\u666f\u4e0b\u7684\u5e94\u7528\u3002<\/p>\n

RS485\u8fde\u63a5\u65b9\u5f0f<\/h2>\n

  \u9009\u62e9\u5408\u9002\u7684\u4f20\u8f93\u7ebf\u8def<\/h3>\n

  \u5728\u8fde\u63a5RS485\u65f6\uff0c\u9009\u62e9\u5408\u9002\u7684\u4f20\u8f93\u7ebf\u8def\u81f3\u5173\u91cd\u8981\u3002\u901a\u5e38\u91c7\u7528\u53cc\u7ede\u7ebf\u4f5c\u4e3a\u4f20\u8f93\u4ecb\u8d28\uff0c\u5176\u4f18\u70b9\u5305\u62ec\u6297\u5e72\u6270\u80fd\u529b\u5f3a\u3001\u4fe1\u53f7\u4f20\u8f93\u8ddd\u79bb\u8fdc\u7b49\u3002\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u8981\u6ce8\u610f\u4fdd\u8bc1\u4f20\u8f93\u7ebf\u8def\u7684\u8d28\u91cf\u548c\u7a33\u5b9a\u6027\uff0c\u4ee5\u786e\u4fdd\u6570\u636e\u4f20\u8f93\u7684\u53ef\u9760\u6027\u3002<\/p>\n

  \u63a5\u7ebf\u65b9\u6cd5\u4e0e\u6807\u51c6<\/h3>\n

  RS485\u6807\u51c6\u5b9a\u4e49\u4e86\u4e0d\u540c\u7c7b\u578b\u8bbe\u5907\u4e4b\u95f4\u7684\u8fde\u63a5\u65b9\u5f0f\u3002\u4e00\u822c\u6765\u8bf4\uff0cRS485\u603b\u7ebf\u91c7\u7528\u534a\u53cc\u5de5<\/a>\u901a\u4fe1\u6a21\u5f0f\uff0c\u9700\u8981\u5c06\u63a7\u5236\u7ec8\u7aef\u8bbe\u5907\u7684\u201c+\u201d\u548c\u201c-\u201d\u7aef\u5b50\u8fde\u63a5\u5230\u4f20\u8f93\u7ebf\u8def\u7684\u201cA\u201d\u548c\u201cB\u201d\u7aef\uff0c\u5e76\u4fdd\u8bc1\u6bcf\u4e2a\u8bbe\u5907\u7684\u7ec8\u7aef\u7535\u963b\u6b63\u786e\u8fde\u63a5\uff0c\u4ee5\u786e\u4fdd\u4fe1\u53f7\u7684\u6709\u6548\u4f20\u8f93\u3002<\/p>\n

RS485\u5e94\u7528\u9886\u57df<\/h2>\n

  \u5de5\u4e1a\u81ea\u52a8\u5316<\/h3>\n

  RS485\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\u4e2d\uff0c\u80fd\u591f\u5b9e\u73b0\u5404\u79cd\u4f20\u611f\u5668\u3001\u6267\u884c\u5668\u548c\u63a7\u5236\u8bbe\u5907\u4e4b\u95f4\u7684\u6570\u636e\u901a\u4fe1\u3002\u901a\u8fc7RS485\u8fde\u63a5\uff0c\u5de5\u4e1a\u8bbe\u5907\u4e4b\u95f4\u53ef\u4ee5\u5b9e\u73b0\u9ad8\u6548\u3001\u53ef\u9760\u7684\u901a\u4fe1\uff0c\u4e3a\u5de5\u4e1a\u81ea\u52a8\u5316\u63d0\u4f9b\u4e86\u575a\u5b9e\u7684\u901a\u4fe1\u57fa\u7840\u3002<\/p>\n

  \u667a\u80fd\u5bb6\u5c45<\/h3>\n

  \u5728\u667a\u80fd\u5bb6\u5c45<\/a>\u9886\u57df\uff0cRS485\u540c\u6837\u626e\u6f14\u7740\u91cd\u8981\u7684\u89d2\u8272\u3002\u901a\u8fc7RS485\u603b\u7ebf\uff0c\u5bb6\u5ead\u4e2d\u7684\u5404\u79cd\u667a\u80fd\u8bbe\u5907\u5982\u706f\u5149\u63a7\u5236\u3001\u667a\u80fd\u7a97\u5e18\u7b49\u53ef\u4ee5\u5b9e\u73b0\u4e92\u8054\u4e92\u901a\uff0c\u5b9e\u73b0\u667a\u80fd\u5bb6\u5c45\u7cfb\u7edf\u7684\u667a\u80fd\u63a7\u5236\u548c\u76d1\u6d4b\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

  RS485\u4f5c\u4e3a\u4e00\u79cd\u91cd\u8981\u7684\u4e32\u884c\u901a\u4fe1\u6807\u51c6\uff0c\u5176\u6b63\u786e\u8fde\u63a5\u65b9\u5f0f\u5bf9\u4e8e\u6570\u636e\u4f20\u8f93\u7684\u53ef\u9760\u6027\u81f3\u5173\u91cd\u8981\uff0c\u5b83\u5728\u5de5\u4e1a\u81ea\u52a8\u5316\u548c\u667a\u80fd\u5bb6\u5c45\u7b49\u9886\u57df\u6709\u7740\u5e7f\u6cdb\u5e94\u7528\u3002<\/strong>\u638c\u63e1RS485\u7684\u8fde\u63a5\u539f\u7406\u548c\u5e94\u7528\u573a\u666f\uff0c\u5bf9\u4e8e\u5de5\u7a0b\u5e08\u548c\u6280\u672f\u4eba\u5458\u6765\u8bf4\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

RS485\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u4e32\u884c\u901a\u4fe1\u6807\u51c6\uff0c\u5b83\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\u3001\u4eea\u5668\u4eea\u8868\u548c\u81ea\u52a8\u5316\u8bbe\u5907\u4e2d\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u5982\u4f55\u6b63\u786e\u8fde\u63a5RS485\uff0c\u5e76\u63a2\u8ba8\u5176\u5728\u4e0d\u540c\u573a\u666f\u4e0b\u7684\u5e94\u7528\u3002RS485\u8fde\u63a5\u65b9\u5f0f<\/p>\n","protected":false},"author":1,"featured_media":64183,"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-77941","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\/77941"}],"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=77941"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/77941\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media\/64183"}],"wp:attachment":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media?parent=77941"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=77941"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=77941"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}