{"id":40686,"date":"2023-09-27T09:15:48","date_gmt":"2023-09-27T01:15:48","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=40686"},"modified":"2023-09-27T09:15:48","modified_gmt":"2023-09-27T01:15:48","slug":"rzzmjxsgx","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/40686.html","title":{"rendered":"RS232\u8f6c485\u600e\u4e48\u63a5\u7ebf\u4e09\u6839\u7ebf"},"content":{"rendered":"

  RS232\u8f6c485\u662f\u4e00\u79cd\u5e38\u7528\u7684\u901a\u4fe1\u63a5\u53e3\uff0c\u5b83\u7531RS232\u63a5\u53e3\u8f6c\u6362\u6210RS485\u63a5\u53e3\uff0c\u53ef\u4ee5\u5b9e\u73b0\u4e24\u4e2a\u8bbe\u5907\u4e4b\u95f4\u7684\u8fdc\u7a0b\u901a\u4fe1\u3002RS232\u8f6c485\u63a5\u7ebf\u9700\u8981\u4e09\u6839\u7ebf\uff0c\u5206\u522b\u662f\u4fe1\u53f7\u7ebf\u3001\u63a5\u5730\u7ebf\u548c\u7535\u6e90\u7ebf\u3002<\/strong>\u672c\u6587\u5c06\u8be6\u7ec6\u4ecb\u7ecdRS232\u8f6c485\u4e09\u6839\u7ebf\u7684\u63a5\u7ebf\u65b9\u6cd5\uff0c\u4ee5\u53ca\u63a5\u7ebf\u65f6\u9700\u8981\u6ce8\u610f\u7684\u4e8b\u9879\u3002<\/p>\n

\u4fe1\u53f7\u7ebf<\/h2>\n

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  \u63a5\u7ebf\u65b9\u6cd5<\/h3>\n

  RS232\u8f6c485\u63a5\u7ebf\u65f6\uff0c\u9996\u5148\u9700\u8981\u5c06\u4fe1\u53f7\u7ebf\u8fde\u63a5\u5230\u53d1\u9001\u8bbe\u5907\u548c\u63a5\u6536\u8bbe\u5907\uff0c\u5177\u4f53\u63a5\u7ebf\u65b9\u6cd5\u5982\u4e0b\uff1a<\/p>\n

    \n
  • \u5c06\u53d1\u9001\u8bbe\u5907\u7684TXD\u7ebf\u63a5\u5230RS232\u8f6c485\u7684RXD\u7ebf\u3002<\/li>\n
  • \u5c06\u63a5\u6536\u8bbe\u5907\u7684RXD\u7ebf\u63a5\u5230RS232\u8f6c485\u7684TXD\u7ebf\u3002<\/li>\n
  • \u5c06\u53d1\u9001\u3001\u63a5\u6536\u8bbe\u5907\u7684GND\u7ebf\u63a5\u5230RS232\u8f6c485\u7684GND\u7ebf\u3002<\/li>\n<\/ul>\n

      \u6ce8\u610f\u4e8b\u9879<\/h3>\n

      \u63a5\u7ebf\u65f6\uff0c\u9700\u8981\u6ce8\u610f\u4ee5\u4e0b\u51e0\u70b9\uff1a<\/p>\n

      \n
    • \u786e\u4fdd\u63a5\u7ebf\u6b63\u786e\uff0c\u5426\u5219\u4f1a\u5f71\u54cd\u8bbe\u5907\u7684\u6b63\u5e38\u5de5\u4f5c\u3002<\/li>\n
    • \u786e\u4fdd\u63a5\u7ebf\u5b89\u5168\uff0c\u907f\u514d\u63a5\u7ebf\u65f6\u53d1\u751f\u77ed\u8def\uff0c\u4ee5\u514d\u5f71\u54cd\u8bbe\u5907\u7684\u5b89\u5168\u5de5\u4f5c\u3002<\/li>\n
    • \u786e\u4fdd\u8bbe\u5907\u7684\u63a5\u53e3\u63d2\u5934\u4e0e\u63a5\u7ebf\u7684\u7ebf\u8def\u76f8\u5339\u914d\uff0c\u4ee5\u514d\u5f71\u54cd\u8bbe\u5907\u7684\u6b63\u5e38\u5de5\u4f5c\u3002<\/li>\n<\/ul>\n

      \u63a5\u5730\u7ebf<\/h2>\n

        \u63a5\u5730\u7ebf\u662fRS232\u8f6c485\u63a5\u7ebf\u7684\u91cd\u8981\u7ec4\u6210\u90e8\u5206\uff0c\u5b83\u7531\u4e24\u6839\u7ebf\u7ec4\u6210\uff0c\u5206\u522b\u662fGND\uff08\u63a5\u5730\uff09\u548cVCC\uff08\u7535\u6e90\uff09\u3002GND\u7ebf\u4e0e\u53d1\u9001\u3001\u63a5\u6536\u8bbe\u5907\u7684GND\u7ebf\u8fde\u63a5\uff0cVCC\u7ebf\u5219\u4e0e\u53d1\u9001\u3001\u63a5\u6536\u8bbe\u5907\u7684VCC\u7ebf\u8fde\u63a5\u3002<\/p>\n

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

        RS232\u8f6c485\u63a5\u7ebf\u65f6\uff0c\u9996\u5148\u9700\u8981\u5c06\u63a5\u5730\u7ebf\u8fde\u63a5\u5230\u53d1\u9001\u8bbe\u5907\u548c\u63a5\u6536\u8bbe\u5907\uff0c\u5177\u4f53\u63a5\u7ebf\u65b9\u6cd5\u5982\u4e0b\uff1a<\/p>\n

        \n
      • \u5c06\u53d1\u9001\u8bbe\u5907\u7684GND\u7ebf\u63a5\u5230RS232\u8f6c485\u7684GND\u7ebf\u3002<\/li>\n
      • \u5c06\u63a5\u6536\u8bbe\u5907\u7684GND\u7ebf\u63a5\u5230RS232\u8f6c485\u7684GND\u7ebf\u3002<\/li>\n
      • \u5c06\u53d1\u9001\u3001\u63a5\u6536\u8bbe\u5907\u7684VCC\u7ebf\u63a5\u5230RS232\u8f6c485\u7684VCC\u7ebf\u3002<\/li>\n<\/ul>\n

          \u6ce8\u610f\u4e8b\u9879<\/h3>\n

          \u63a5\u7ebf\u65f6\uff0c\u9700\u8981\u6ce8\u610f\u4ee5\u4e0b\u51e0\u70b9\uff1a<\/p>\n

          \n
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          \u603b\u7ed3<\/h2>\n

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          RS232\u8f6c485\u662f\u4e00\u79cd\u5e38\u7528\u7684\u901a\u4fe1\u63a5\u53e3\uff0c\u5b83\u7531RS232\u63a5\u53e3\u8f6c\u6362\u6210RS485\u63a5\u53e3\uff0c\u53ef\u4ee5\u5b9e\u73b0\u4e24\u4e2a\u8bbe\u5907\u4e4b\u95f4\u7684\u8fdc\u7a0b\u901a\u4fe1\u3002RS232\u8f6c485\u63a5\u7ebf\u9700\u8981\u4e09\u6839\u7ebf\uff0c\u5206\u522b\u662f\u4fe1<\/p>\n","protected":false},"author":1,"featured_media":4132,"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":[68],"class_list":["post-40686","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-r-3"],"_links":{"self":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/40686","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=40686"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/40686\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media\/4132"}],"wp:attachment":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media?parent=40686"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=40686"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=40686"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}