{"id":78063,"date":"2024-01-10T18:00:39","date_gmt":"2024-01-10T10:00:39","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=78063"},"modified":"2024-01-10T18:00:39","modified_gmt":"2024-01-10T10:00:39","slug":"rrhjx","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/78063.html","title":{"rendered":"RS485 \u5982\u4f55\u63a5\u7ebf"},"content":{"rendered":"

  RS485 \u662f\u4e00\u79cd\u5e38\u7528\u7684\u4e32\u884c\u901a\u4fe1\u534f\u8bae\uff0c\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5de5\u4e1a\u63a7\u5236\u3001\u81ea\u52a8\u5316\u8bbe\u5907\u7b49\u9886\u57df\u3002\u6b63\u786e\u7684\u63a5\u7ebf\u65b9\u6cd5\u5bf9\u4e8e\u786e\u4fdd\u901a\u4fe1\u7a33\u5b9a\u548c\u53ef\u9760\u6027\u81f3\u5173\u91cd\u8981\u3002<\/p>\n

RS485 \u63a5\u7ebf\u539f\u7406<\/h2>\n

  RS485 \u91c7\u7528\u5dee\u5206\u901a\u4fe1\u65b9\u5f0f\uff0c\u901a\u8fc7\u4e24\u6839\u4fe1\u53f7\u7ebf\u6765\u4f20\u8f93\u6570\u636e\u3002\u4e00\u6839\u4e3a\u6b63\u6781\u6027\u4fe1\u53f7\u7ebf\uff08A\uff09\uff0c\u4e00\u6839\u4e3a\u8d1f\u6781\u6027\u4fe1\u53f7\u7ebf\uff08B\uff09\u3002\u6570\u636e\u7684\u4f20\u8f93\u662f\u901a\u8fc7\u4e24\u6839\u4fe1\u53f7\u7ebf\u95f4\u7684\u7535\u538b\u5dee\u6765\u5b8c\u6210\u7684\u3002<\/p>\n

  \u4fe1\u53f7\u7ebf\u63a5\u7ebf\u65b9\u6cd5<\/h3>\n

  \u6b63\u786e\u8fde\u63a5 RS485 \u4fe1\u53f7\u7ebf\u662f\u786e\u4fdd\u901a\u4fe1\u7a33\u5b9a\u7684\u5173\u952e\u3002\u901a\u5e38\u6765\u8bf4\uff0cA \u7ebf\u5e94\u8fde\u63a5\u5230\u8bbe\u5907\u7684\u6570\u636e+\u7ebf\u8def\uff0c\u800c B \u7ebf\u5e94\u8fde\u63a5\u5230\u6570\u636e-\u7ebf\u8def\u3002\u8fd9\u6837\u53ef\u4ee5\u786e\u4fdd\u4fe1\u53f7\u5728\u4f20\u8f93\u8fc7\u7a0b\u4e2d\u7684\u7a33\u5b9a\u6027\uff0c\u5e76\u51cf\u5c11\u5e72\u6270\u3002<\/p>\n

  \u7ec8\u7aef\u7535\u963b\u7684\u8bbe\u7f6e<\/h3>\n

  \u5728 RS485 \u603b\u7ebf\u7684\u4e24\u7aef\u9700\u8981\u8bbe\u7f6e\u7ec8\u7aef\u7535\u963b\uff0c\u901a\u5e38\u53d6\u503c\u4e3a120\u6b27\u59c6\u3002\u8fd9\u6837\u53ef\u4ee5\u6709\u6548\u5730\u6d88\u9664\u4fe1\u53f7\u7684\u53cd\u5c04\u548c\u5e72\u6270\uff0c\u63d0\u9ad8\u901a\u4fe1\u7684\u7a33\u5b9a\u6027\u548c\u53ef\u9760\u6027\u3002<\/p>\n

RS485 \u63a5\u7ebf\u6b65\u9aa4<\/h2>\n

  \u6b63\u786e\u7684\u63a5\u7ebf\u6b65\u9aa4\u662f\u786e\u4fdd RS485 \u901a\u4fe1\u6b63\u5e38\u5de5\u4f5c\u7684\u524d\u63d0\u3002\u63a5\u4e0b\u6765\u4ecb\u7ecd\u4e00\u822c\u7684 RS485 \u63a5\u7ebf\u6b65\u9aa4\u3002<\/p>\n

  \u51c6\u5907\u5de5\u4f5c<\/h3>\n

  \u9996\u5148\u9700\u8981\u51c6\u5907\u597d\u4e32\u53e3\u901a\u4fe1\u8bbe\u5907\u3001RS485\u8f6c\u6362\u5668\u3001\u901a\u4fe1\u7535\u7f06\u3001\u7aef\u5b50\u7b49\u786c\u4ef6\u8bbe\u5907\u3002<\/p>\n

  \u8fde\u63a5\u8bbe\u5907<\/h3>\n

  \u5c06 RS485 \u8f6c\u6362\u5668\u8fde\u63a5\u5230\u4e32\u53e3\u901a\u4fe1<\/a>\u8bbe\u5907\uff0c\u786e\u4fdd A\u3001B \u4e24\u6839\u4fe1\u53f7\u7ebf\u6b63\u786e\u8fde\u63a5\u5230\u8f6c\u6362\u5668\u7684\u5bf9\u5e94\u7aef\u5b50\u4e0a\u3002<\/p>\n

  \u8bbe\u7f6e\u53c2\u6570<\/h3>\n

  \u6839\u636e\u5177\u4f53\u8bbe\u5907\u7684\u8981\u6c42\uff0c\u5bf9\u4e32\u53e3\u901a\u4fe1\u53c2\u6570\u8fdb\u884c\u8bbe\u7f6e\uff0c\u5982\u6ce2\u7279\u7387<\/a>\u3001\u6570\u636e\u4f4d\u3001\u505c\u6b62\u4f4d\u7b49\u3002<\/p>\n

  \u6d4b\u8bd5\u548c\u8c03\u8bd5<\/h3>\n

  \u5b8c\u6210\u63a5\u7ebf\u540e\uff0c\u8fdb\u884c\u901a\u4fe1\u6d4b\u8bd5\u548c\u8c03\u8bd5\uff0c\u786e\u4fdd\u6570\u636e\u7684\u6b63\u5e38\u4f20\u8f93\u548c\u63a5\u6536\u3002\u82e5\u51fa\u73b0\u95ee\u9898\uff0c\u6839\u636e\u5177\u4f53\u60c5\u51b5\u8fdb\u884c\u8c03\u8bd5\u548c\u6392\u67e5\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

  \u6b63\u786e\u7684 RS485 \u63a5\u7ebf\u65b9\u6cd5\u548c\u6b65\u9aa4\u5bf9\u4e8e\u4e32\u884c\u901a\u4fe1\u7684\u7a33\u5b9a\u6027\u548c\u53ef\u9760\u6027\u81f3\u5173\u91cd\u8981\u3002<\/strong>\u901a\u8fc7\u4e86\u89e3\u63a5\u7ebf\u539f\u7406\u548c\u6b63\u786e\u7684\u63a5\u7ebf\u6b65\u9aa4\uff0c\u53ef\u4ee5\u786e\u4fdd RS485 \u901a\u4fe1\u7cfb\u7edf<\/a>\u7684\u6b63\u5e38\u5de5\u4f5c\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

RS485\u662f\u4e00\u79cd\u5e38\u7528\u7684\u4e32\u884c\u901a\u4fe1\u534f\u8bae\uff0c\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5de5\u4e1a\u63a7\u5236\u3001\u81ea\u52a8\u5316\u8bbe\u5907\u7b49\u9886\u57df\u3002\u6b63\u786e\u7684\u63a5\u7ebf\u65b9\u6cd5\u5bf9\u4e8e\u786e\u4fdd\u901a\u4fe1\u7a33\u5b9a\u548c\u53ef\u9760\u6027\u81f3\u5173\u91cd\u8981\u3002RS485\u63a5\u7ebf\u539f\u7406RS485\u91c7\u7528\u5dee<\/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-78063","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\/78063"}],"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=78063"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/78063\/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=78063"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=78063"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=78063"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}