{"id":8064,"date":"2023-08-03T22:02:04","date_gmt":"2023-08-03T14:02:04","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=8064"},"modified":"2023-08-03T22:02:08","modified_gmt":"2023-08-03T14:02:08","slug":"rjkjxdyjsyzysx","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/8064.html","title":{"rendered":"RS485\u63a5\u53e3\u63a5\u7ebf\u5b9a\u4e49\u53ca\u4f7f\u7528\u6ce8\u610f\u4e8b\u9879"},"content":{"rendered":"\n

\u3000\u3000RS485\u63a5\u53e3<\/a><\/strong>\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u5de5\u4e1a\u63a7\u5236\u9886\u57df\u4e2d\u4f7f\u7528\u7684\u4e32\u884c\u901a\u8baf\u63a5\u53e3\uff0c\u901a\u5e38\u7528\u4e8e\u6570\u636e\u91c7\u96c6\u3001\u63a7\u5236\u5668\u4e4b\u95f4\u7684\u901a\u8baf\u7b49\u3002\u5728\u4f7f\u7528RS485\u63a5\u53e3\u65f6\uff0c\u6b63\u786e\u7684\u63a5\u7ebf\u65b9\u6cd5\u975e\u5e38\u91cd\u8981\uff0c\u672c\u6587\u5c06\u4e3a\u60a8\u4ecb\u7ecdRS485\u63a5\u53e3\u7684\u63a5\u7ebf\u5b9a\u4e49\u548c\u4f7f\u7528\u6ce8\u610f\u4e8b\u9879\u3002<\/p>\n\n\n\n

\u3000\u3000\u4e00\u3001RS485\u63a5\u53e3\u63a5\u7ebf\u5b9a\u4e49<\/h2>\n\n\n\n

\u3000\u3000RS485\u63a5\u53e3\u662f\u4e00\u79cd\u5dee\u5206\u4fe1\u53f7\u7684\u4e32\u884c\u901a\u8baf\u63a5\u53e3\uff0c\u5176\u4fe1\u53f7\u7ebf\u5305\u62ecA\u3001B\u4e24\u6761\uff0c\u5176\u4e2dA\u7ebf\u8868\u793a\u6b63\u6781\u6027\u4fe1\u53f7\uff0cB\u7ebf\u8868\u793a\u8d1f\u6781\u6027\u4fe1\u53f7\u3002RS485\u63a5\u53e3\u7684\u63a5\u7ebf\u5b9a\u4e49\u5982\u4e0b\uff1a<\/p>\n\n\n\n

    \n
  • \u3000\u30001. A\u7ebf\u548cB\u7ebf\u8fde\u63a5\u5230RS485\u63a5\u53e3\u82af\u7247\u7684A\u548cB\u7aef\u53e3\uff0c\u5206\u522b\u4e3a\u6b63\u6781\u6027\u4fe1\u53f7\u548c\u8d1f\u6781\u6027\u4fe1\u53f7\u3002<\/li>\n\n\n\n
  • \u3000\u30002. \u63a5\u53e3\u7684GND\u7aef\u53e3\u8fde\u63a5\u5230\u8bbe\u5907\u7684\u5730\u7ebf\u4e0a\u3002<\/li>\n\n\n\n
  • \u3000\u30003. \u5bf9\u4e8e\u4f7f\u7528RS485\u63a5\u53e3\u7684\u8bbe\u5907\uff0c\u5fc5\u987b\u4fdd\u8bc1\u5176A\u7ebf\u548cB\u7ebf\u7684\u8fde\u63a5\u65b9\u5411\u6b63\u786e\uff0c\u5426\u5219\u4f1a\u5bfc\u81f4\u901a\u8baf\u5931\u8d25\u3002<\/li>\n<\/ul>\n\n\n\n

    \u3000\u3000\u4e8c\u3001RS485\u63a5\u53e3\u4f7f\u7528\u6ce8\u610f\u4e8b\u9879<\/h2>\n\n\n\n
      \n
    • \u3000\u30001. RS485\u63a5\u53e3\u7684\u5de5\u4f5c\u7535\u538b\u8303\u56f4\u901a\u5e38\u4e3a3.3V~5V\uff0c\u56e0\u6b64\u5728\u63a5\u7ebf\u65f6\u9700\u8981\u6ce8\u610f\u7535\u538b\u5339\u914d\u3002<\/li>\n\n\n\n
    • \u3000\u30002. RS485\u63a5\u53e3\u7684\u901a\u8baf\u8ddd\u79bb\u4e00\u822c\u4e3a1200\u7c73\u5de6\u53f3\uff0c\u4f46\u53d7\u5230\u73af\u5883\u5e72\u6270\u7b49\u56e0\u7d20\u7684\u5f71\u54cd\uff0c\u5b9e\u9645\u901a\u8baf\u8ddd\u79bb\u53ef\u80fd\u4f1a\u6709\u6240\u964d\u4f4e\u3002<\/li>\n\n\n\n
    • \u3000\u30003. \u5728\u4f7f\u7528RS485\u63a5\u53e3\u65f6\uff0c\u5fc5\u987b\u4fdd\u8bc1\u63a5\u7ebf\u7684\u53ef\u9760\u6027\uff0c\u907f\u514d\u7ebf\u8def\u677e\u52a8\u6216\u63a5\u89e6\u4e0d\u826f\u7b49\u95ee\u9898\u3002<\/li>\n\n\n\n
    • \u3000\u30004. \u4e3a\u4e86\u4fdd\u8bc1\u901a\u8baf\u7684\u7a33\u5b9a\u6027\uff0c\u5efa\u8bae\u5728\u4f7f\u7528RS485\u63a5\u53e3\u65f6\u4f7f\u7528\u6570\u636e\u6821\u9a8c\u529f\u80fd\uff0c\u5bf9\u4f20\u8f93\u6570\u636e\u8fdb\u884c\u6821\u9a8c\uff0c\u4ee5\u907f\u514d\u6570\u636e\u4f20\u8f93\u9519\u8bef\u3002<\/li>\n\n\n\n
    • \u3000\u30005. \u5728\u4f7f\u7528RS485\u63a5\u53e3\u65f6\uff0c\u8fd8\u9700\u8981\u6ce8\u610f\u8bbe\u5907\u7684\u5730\u5740\u8bbe\u7f6e\uff0c\u907f\u514d\u5730\u5740\u91cd\u590d\u5bfc\u81f4\u901a\u8baf\u5931\u8d25\u3002<\/li>\n<\/ul>\n\n\n\n

      \u3000\u3000\u7ed3\u8bba\uff1a<\/h2>\n\n\n\n

      \u3000\u3000RS485\u63a5\u53e3\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u4e32\u884c\u901a\u8baf\u63a5\u53e3\uff0c\u5728\u5de5\u4e1a\u63a7\u5236\u9886\u57df\u4e2d\u88ab\u5e7f\u6cdb\u5e94\u7528\u3002\u6b63\u786e\u7684\u63a5\u7ebf\u65b9\u6cd5\u548c\u4f7f\u7528\u6ce8\u610f\u4e8b\u9879\u5bf9\u4e8e\u4fdd\u8bc1\u901a\u8baf\u7684\u7a33\u5b9a\u6027\u548c\u53ef\u9760\u6027\u975e\u5e38\u91cd\u8981\uff0c\u56e0\u6b64\u5728\u4f7f\u7528RS485\u63a5\u53e3\u65f6\uff0c\u9700\u8981\u4e25\u683c\u6309\u7167\u63a5\u7ebf\u5b9a\u4e49\u8fdb\u884c\u63a5\u7ebf\uff0c\u5e76\u9075\u5faa\u4f7f\u7528\u6ce8\u610f\u4e8b\u9879\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

      RS485\u63a5\u53e3\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u5de5\u4e1a\u63a7\u5236\u9886\u57df\u4e2d\u4f7f\u7528\u7684\u4e32\u884c\u901a\u8baf\u63a5\u53e3\uff0c\u901a\u5e38\u7528\u4e8e\u6570\u636e\u91c7\u96c6\u3001\u63a7\u5236\u5668\u4e4b\u95f4\u7684\u901a\u8baf\u7b49\u3002\u5728\u4f7f\u7528RS485\u63a5\u53e3\u65f6\uff0c\u6b63\u786e\u7684\u63a5\u7ebf\u65b9\u6cd5\u975e\u5e38\u91cd\u8981\uff0c\u672c\u6587\u5c06\u4e3a\u60a8\u4ecb\u7ecdRS485\u63a5\u53e3\u7684\u63a5\u7ebf\u5b9a\u4e49\u548c\u4f7f\u7528\u6ce8\u610f\u4e8b\u9879\u3002<\/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-8064","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\/8064","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=8064"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/8064\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media\/3671"}],"wp:attachment":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media?parent=8064"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=8064"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=8064"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}