{"id":68871,"date":"2023-12-20T21:42:59","date_gmt":"2023-12-20T13:42:59","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=68871"},"modified":"2023-12-20T21:42:59","modified_gmt":"2023-12-20T13:42:59","slug":"rzjxylyyy","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/68871.html","title":{"rendered":"RS422\u8f6c485\u63a5\u7ebf\u539f\u7406\u4e0e\u5e94\u7528"},"content":{"rendered":"

  RS422\u8f6c485\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u901a\u4fe1\u8f6c\u6362\u65b9\u5f0f\uff0c\u672c\u6587\u5c06\u4ecb\u7ecd\u5176\u63a5\u7ebf\u539f\u7406\u53ca\u5e94\u7528\u573a\u666f\uff0c\u5e2e\u52a9\u8bfb\u8005\u6df1\u5165\u4e86\u89e3\u8fd9\u4e00\u6280\u672f\u3002<\/p>\n

RS422\u4e0eRS485\u7b80\u4ecb<\/h2>\n

  \u5728\u4ecb\u7ecdRS422<\/a>\u8f6c485\u63a5\u7ebf\u539f\u7406\u4e4b\u524d\uff0c\u6211\u4eec\u9996\u5148\u6765\u4e86\u89e3\u4e00\u4e0bRS422\u548cRS485\u7684\u57fa\u672c\u6982\u5ff5\u3002RS422\u548cRS485\u90fd\u662f\u4e00\u79cd\u4e32\u884c\u901a\u4fe1\u6807\u51c6\uff0c\u7528\u4e8e\u5728\u4e0d\u540c\u8bbe\u5907\u4e4b\u95f4\u8fdb\u884c\u6570\u636e\u4f20\u8f93\u3002RS422\u662f\u4e00\u79cd\u5dee\u5206\u4fe1\u53f7\u6807\u51c6\uff0c\u652f\u6301\u591a\u4e3b\u673a\u548c\u591a\u4ece\u673a\u7684\u901a\u4fe1\uff0c\u901a\u5e38\u7528\u4e8e\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\u7b49\u73af\u5883\u3002RS485\u4e5f\u662f\u4e00\u79cd\u5dee\u5206\u4fe1\u53f7\u6807\u51c6\uff0c\u652f\u6301\u591a\u70b9\u901a\u4fe1\uff0c\u53ef\u4ee5\u8fde\u63a5\u591a\u4e2a\u8bbe\u5907\u8fdb\u884c\u6570\u636e\u4f20\u8f93\u3002<\/p>\n

  RS422\u8f6c485\u63a5\u7ebf\u539f\u7406<\/h3>\n

  \u63a5\u7ebf\u539f\u7406\u662fRS422\u8f6c485\u6280\u672f\u5e94\u7528\u4e2d\u7684\u5173\u952e\u90e8\u5206\uff0c\u6b63\u786e\u7684\u63a5\u7ebf\u53ef\u4ee5\u786e\u4fdd\u901a\u4fe1\u7a33\u5b9a\u53ef\u9760\u3002\u4e00\u822c\u60c5\u51b5\u4e0b\uff0cRS422\u8f6c485\u9700\u8981\u4f7f\u7528\u4e13\u7528\u7684\u8f6c\u6362\u5668\u6216\u8005\u82af\u7247\uff0c\u63a5\u7ebf\u539f\u7406\u5305\u62ec\u4fe1\u53f7\u7ebf\u7684\u8fde\u63a5\u4ee5\u53ca\u7aef\u53e3\u7684\u8bbe\u7f6e\u3002\u5728RS422\u8f6c485\u7684\u63a5\u7ebf\u4e2d\uff0c\u9700\u8981\u5c06RS422\u6807\u51c6\u4e2d\u7684\u53d1\u9001\u548c\u63a5\u6536\u4e24\u6839\u4fe1\u53f7\u7ebf\u8fde\u63a5\u5230RS485\u8bbe\u5907\u4e0a\uff0c\u540c\u65f6\u6ce8\u610f\u7ec8\u7aef\u4e0a\u62c9\u7535\u963b\u548c\u6ce2\u7279\u7387<\/a>\u7684\u8bbe\u7f6e\u3002<\/p>\n

  \u4fe1\u53f7\u7ebf\u8fde\u63a5<\/h4>\n

  \u4e00\u822c\u60c5\u51b5\u4e0b\uff0cRS422\u8f6c485\u9700\u8981\u5c06RS422\u7684\u53d1\u9001TX+\u548c\u63a5\u6536RX+\u8fde\u63a5\u5230RS485\u8bbe\u5907\u7684A\u7ebf\uff0c\u53d1\u9001TX-\u548c\u63a5\u6536RX-\u8fde\u63a5\u5230RS485\u8bbe\u5907\u7684B\u7ebf\uff0c\u540c\u65f6\u8fde\u63a5\u597d\u5730\u7ebf\u3002\u8fd9\u6837\u53ef\u4ee5\u5b9e\u73b0RS422\u5230RS485\u7684\u4fe1\u53f7\u8f6c\u6362\u3002\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u4e0d\u540c\u8bbe\u5907\u5382\u5546\u53ef\u80fd\u8981\u6c42\u4e0d\u540c\u7684\u63a5\u7ebf\u65b9\u5f0f\uff0c\u5177\u4f53\u53c2\u8003\u8bbe\u5907\u7684\u4f7f\u7528\u624b\u518c\u3002<\/p>\n

  \u7aef\u53e3\u8bbe\u7f6e<\/h4>\n

  \u5728\u63a5\u7ebf\u8fde\u63a5\u5b8c\u6210\u540e\uff0c\u8fd8\u9700\u8981\u6839\u636e\u5b9e\u9645\u9700\u6c42\u8bbe\u7f6eRS485\u8bbe\u5907\u7684\u901a\u4fe1\u53c2\u6570\uff0c\u5982\u6ce2\u7279\u7387\u3001\u6570\u636e\u4f4d\u3001\u6821\u9a8c\u4f4d\u7b49\u3002\u8fd9\u4e9b\u8bbe\u7f6e\u9700\u8981\u4e0e\u901a\u4fe1\u5bf9\u7aef\u8bbe\u5907\u76f8\u5339\u914d\uff0c\u4ee5\u786e\u4fdd\u6570\u636e\u4f20\u8f93\u7684\u51c6\u786e\u6027\u548c\u7a33\u5b9a\u6027\u3002<\/p>\n

RS422\u8f6c485\u5e94\u7528\u6848\u4f8b<\/h2>\n

  RS422\u8f6c485\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5de5\u4e1a\u81ea\u52a8\u5316\u63a7\u5236\u3001\u7535\u529b\u7cfb\u7edf\u76d1\u63a7\u3001\u667a\u80fd\u697c\u5b87\u7b49\u9886\u57df\uff0c\u4ee5\u4e0b\u5c06\u4ecb\u7ecd\u51e0\u4e2a\u5178\u578b\u7684\u5e94\u7528\u6848\u4f8b\u3002<\/p>\n

  \u5de5\u4e1a\u81ea\u52a8\u5316\u63a7\u5236<\/h3>\n

  \u5728\u5de5\u4e1a\u81ea\u52a8\u5316\u63a7\u5236\u7cfb\u7edf<\/a>\u4e2d\uff0c\u5e38\u5e38\u9700\u8981\u8fdb\u884c\u5206\u5e03\u5f0f\u63a7\u5236\uff0c\u4e0d\u540c\u8bbe\u5907\u4e4b\u95f4\u9700\u8981\u8fdb\u884c\u6570\u636e\u901a\u4fe1\u548c\u63a7\u5236\u6307\u4ee4\u7684\u4f20\u8f93\u3002RS422\u8f6c485\u53ef\u4ee5\u5b9e\u73b0\u4e0d\u540c\u63a7\u5236\u8bbe\u5907\u4e4b\u95f4\u7684\u6570\u636e\u4f20\u8f93\uff0c\u63d0\u9ad8\u7cfb\u7edf\u7684\u7a33\u5b9a\u6027\u548c\u53ef\u9760\u6027\u3002<\/p>\n

  \u7535\u529b\u7cfb\u7edf\u76d1\u63a7<\/h3>\n

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\u603b\u7ed3<\/h2>\n

  RS422\u8f6c485\u662f\u4e00\u79cd\u5728\u5de5\u4e1a\u63a7\u5236\u548c\u901a\u4fe1\u9886\u57df\u5e94\u7528\u5e7f\u6cdb\u7684\u6280\u672f\uff0c\u6b63\u786e\u7684\u63a5\u7ebf\u539f\u7406\u548c\u5e94\u7528\u5b9e\u4f8b\u80fd\u591f\u5e2e\u52a9\u8bfb\u8005\u66f4\u597d\u5730\u7406\u89e3\u8fd9\u4e00\u6280\u672f\u7684\u5de5\u4f5c\u539f\u7406\u548c\u5e94\u7528\u573a\u666f\u3002<\/strong>\u901a\u8fc7\u5408\u7406\u7684\u63a5\u7ebf\u548c\u914d\u7f6e\uff0cRS422\u8f6c485\u80fd\u591f\u5b9e\u73b0\u4e0d\u540c\u8bbe\u5907\u4e4b\u95f4\u7684\u7a33\u5b9a\u3001\u53ef\u9760\u7684\u6570\u636e\u4f20\u8f93\uff0c\u4e3a\u5404\u79cd\u5e94\u7528\u573a\u666f\u63d0\u4f9b\u4e86\u91cd\u8981\u7684\u6280\u672f\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

RS422\u8f6c485\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u901a\u4fe1\u8f6c\u6362\u65b9\u5f0f\uff0c\u672c\u6587\u5c06\u4ecb\u7ecd\u5176\u63a5\u7ebf\u539f\u7406\u53ca\u5e94\u7528\u573a\u666f\uff0c\u5e2e\u52a9\u8bfb\u8005\u6df1\u5165\u4e86\u89e3\u8fd9\u4e00\u6280\u672f\u3002RS422\u4e0eRS485\u7b80\u4ecb\u5728\u4ecb\u7ecdRS422\u8f6c485\u63a5\u7ebf\u539f\u7406\u4e4b<\/p>\n","protected":false},"author":1,"featured_media":64231,"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":[259],"class_list":["post-68871","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-rs422"],"_links":{"self":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/68871","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=68871"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/68871\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media\/64231"}],"wp:attachment":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media?parent=68871"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=68871"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=68871"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}