{"id":20890,"date":"2023-10-02T09:42:18","date_gmt":"2023-10-02T01:42:18","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=20890"},"modified":"2023-09-15T13:55:32","modified_gmt":"2023-09-15T05:55:32","slug":"zytwzhqzmjx","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/20890.html","title":{"rendered":"485\u8f6c\u4ee5\u592a\u7f51\u8f6c\u6362\u5668\u600e\u4e48\u63a5\u7ebf"},"content":{"rendered":"

  485\u8f6c\u4ee5\u592a\u7f51\u8f6c\u6362\u5668\u662f\u4e00\u79cd\u7528\u4e8e\u5c06RS485\u63a5\u53e3\u8f6c\u6362\u6210\u4ee5\u592a\u7f51\u63a5\u53e3\u7684\u8bbe\u5907\uff0c\u53ef\u4ee5\u5c06RS485\u8bbe\u5907\u8fde\u63a5\u5230Ethernet\u7f51\u7edc\u4e2d\uff0c\u4ece\u800c\u5b9e\u73b0\u8fdc\u7a0b\u63a7\u5236\u548c\u8fdc\u7a0b\u76d1\u63a7\u3002\u672c\u6587\u5c06\u4ecb\u7ecd485\u8f6c\u4ee5\u592a\u7f51\u8f6c\u6362\u5668\u7684\u63a5\u7ebf\u65b9\u6cd5\uff0c\u4ee5\u53ca\u5982\u4f55\u6b63\u786e\u5b89\u88c5\u548c\u4f7f\u7528\u5b83\u3002<\/p>\n

485\u8f6c\u4ee5\u592a\u7f51\u8f6c\u6362\u5668\u7684\u63a5\u7ebf\u65b9\u6cd5<\/h2>\n

  485\u8f6c\u4ee5\u592a\u7f51\u8f6c\u6362\u5668\u7684\u63a5\u7ebf\u65b9\u6cd5\u5f88\u7b80\u5355\uff0c\u53ea\u9700\u8981\u5c06RS485\u8bbe\u5907\u7684\u63a5\u53e3\u8fde\u63a5\u5230\u8f6c\u6362\u5668\u7684RS485\u7aef\u53e3\uff0c\u7136\u540e\u5c06\u8f6c\u6362\u5668\u7684\u4ee5\u592a\u7f51\u7aef\u53e3\u8fde\u63a5\u5230\u4ee5\u592a\u7f51\u7f51\u7edc\u5373\u53ef\u3002<\/p>\n

RS485\u63a5\u53e3<\/h3>\n

  RS485\u63a5\u53e3\u75315\u4e2a\u63a5\u53e3\u7ec4\u6210\uff0c\u5206\u522b\u662fGND\uff08\u63a5\u5730\uff09\u3001A\uff08\u6570\u636e+\uff09\u3001B\uff08\u6570\u636e-\uff09\u3001C\uff08\u63a7\u5236+\uff09\u548cD\uff08\u63a7\u5236-\uff09\u3002GND\u548cA\u3001B\u63a5\u53e3\u4e3a\u6570\u636e\u63a5\u53e3\uff0c\u7528\u4e8e\u53d1\u9001\u548c\u63a5\u6536\u6570\u636e\uff1bC\u548cD\u63a5\u53e3\u4e3a\u63a7\u5236\u63a5\u53e3\uff0c\u7528\u4e8e\u63a7\u5236\u6570\u636e\u4f20\u8f93\u65b9\u5411\u3002<\/p>\n

\u4ee5\u592a\u7f51\u63a5\u53e3<\/h3>\n

  \u4ee5\u592a\u7f51\u63a5\u53e3\u75318\u4e2a\u63a5\u53e3\u7ec4\u6210\uff0c\u5206\u522b\u662fTX+\uff08\u53d1\u9001+\uff09\u3001TX-\uff08\u53d1\u9001-\uff09\u3001RX+\uff08\u63a5\u6536+\uff09\u3001RX-\uff08\u63a5\u6536-\uff09\u3001GND\uff08\u63a5\u5730\uff09\u3001VCC\uff08\u7535\u6e90+\uff09\u3001RST\uff08\u590d\u4f4d\uff09\u548cINT\uff08\u4e2d\u65ad\uff09\u3002TX+\u548cTX-\u63a5\u53e3\u7528\u4e8e\u53d1\u9001\u6570\u636e\uff0cRX+\u548cRX-\u63a5\u53e3\u7528\u4e8e\u63a5\u6536\u6570\u636e\uff0cGND\u63a5\u5730\uff0cVCC\u63a5\u7535\u6e90\uff0cRST\u7528\u4e8e\u590d\u4f4d\uff0cINT\u7528\u4e8e\u4e2d\u65ad\u3002<\/p>\n

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\u5b89\u88c5<\/h3>\n

  \u5728\u5b89\u88c5485\u8f6c\u4ee5\u592a\u7f51\u8f6c\u6362\u5668\u4e4b\u524d\uff0c\u9700\u8981\u786e\u8ba4\u8f6c\u6362\u5668\u7684\u7535\u6e90\u7535\u538b\u662f\u5426\u7b26\u5408\u8981\u6c42\uff0c\u4ee5\u53caRS485\u63a5\u53e3\u7684\u63a5\u7ebf\u65b9\u5f0f\u662f\u5426\u6b63\u786e\u3002\u5982\u679c\u7535\u6e90\u7535\u538b\u4e0d\u6b63\u786e\uff0c\u53ef\u80fd\u4f1a\u5bfc\u81f4\u8f6c\u6362\u5668\u65e0\u6cd5\u6b63\u5e38\u5de5\u4f5c\uff1b\u5982\u679cRS485\u63a5\u53e3\u63a5\u7ebf\u4e0d\u6b63\u786e\uff0c\u53ef\u80fd\u4f1a\u5bfc\u81f4\u6570\u636e\u4f20\u8f93\u51fa\u73b0\u95ee\u9898\u3002<\/p>\n

\u4f7f\u7528<\/h3>\n

  \u5728\u4f7f\u7528485\u8f6c\u4ee5\u592a\u7f51\u8f6c\u6362\u5668\u4e4b\u524d\uff0c\u9700\u8981\u786e\u8ba4\u8f6c\u6362\u5668\u7684IP\u5730\u5740\u662f\u5426\u6b63\u786e\uff0c\u4ee5\u53ca\u5b83\u662f\u5426\u80fd\u591f\u8fde\u63a5\u5230\u7f51\u7edc\u3002\u5982\u679cIP\u5730\u5740\u4e0d\u6b63\u786e\uff0c\u53ef\u80fd\u4f1a\u5bfc\u81f4\u8f6c\u6362\u5668\u65e0\u6cd5\u6b63\u5e38\u5de5\u4f5c\uff1b\u5982\u679c\u8f6c\u6362\u5668\u65e0\u6cd5\u8fde\u63a5\u5230\u7f51\u7edc\uff0c\u53ef\u80fd\u4f1a\u5bfc\u81f4\u6570\u636e\u4f20\u8f93\u51fa\u73b0\u95ee\u9898\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

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485\u8f6c\u4ee5\u592a\u7f51\u8f6c\u6362\u5668\u662f\u4e00\u79cd\u7528\u4e8e\u5c06RS485\u63a5\u53e3\u8f6c\u6362\u6210\u4ee5\u592a\u7f51\u63a5\u53e3\u7684\u8bbe\u5907\uff0c\u53ef\u4ee5\u5c06RS485\u8bbe\u5907\u8fde\u63a5\u5230Ethernet\u7f51\u7edc\u4e2d\uff0c\u4ece\u800c\u5b9e\u73b0\u8fdc\u7a0b\u63a7\u5236\u548c\u8fdc\u7a0b\u76d1\u63a7\u3002\u672c\u6587\u5c06\u4ecb\u7ecd485\u8f6c\u4ee5\u592a<\/p>\n","protected":false},"author":1,"featured_media":3671,"comment_status":"closed","ping_status":"open","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":[61,162],"class_list":["post-20890","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-r","tag-ethernet"],"_links":{"self":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/20890"}],"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=20890"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/20890\/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=20890"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=20890"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=20890"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}