{"id":68143,"date":"2023-12-20T16:42:16","date_gmt":"2023-12-20T08:42:16","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=68143"},"modified":"2023-12-20T16:42:16","modified_gmt":"2023-12-20T08:42:16","slug":"rhrrhjx","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/68143.html","title":{"rendered":"RS422\u548cRS485\u5982\u4f55\u63a5\u7ebf"},"content":{"rendered":"

  \u672c\u6587\u5c06\u8be6\u7ec6\u4ecb\u7ecdRS422\u548cRS485\u63a5\u7ebf\u65b9\u6cd5\uff0c\u5e2e\u52a9\u8bfb\u8005\u4e86\u89e3\u5982\u4f55\u6b63\u786e\u5730\u8fdb\u884c\u8fde\u63a5\u548c\u4f7f\u7528\u8fd9\u4e24\u79cd\u901a\u4fe1\u6807\u51c6\u3002<\/p>\n

RS422<\/a>\u7684\u63a5\u7ebf\u65b9\u6cd5<\/h2>\n

  \u9996\u5148\uff0c\u8ba9\u6211\u4eec\u6765\u4e86\u89e3RS422\u7684\u63a5\u7ebf\u65b9\u6cd5\uff0cRS422\u662f\u4e00\u79cd\u7528\u4e8e\u4e32\u884c\u901a\u4fe1\u7684\u6807\u51c6\uff0c\u5b83\u4f7f\u7528\u5e73\u8861\u5dee\u5206\u4fe1\u53f7\u6765\u8fdb\u884c\u6570\u636e\u4f20\u8f93\u3002\u5728RS422\u63a5\u7ebf\u4e2d\uff0c\u4e00\u822c\u9700\u8981\u4f7f\u7528\u56db\u6839\u7ebf\uff0c\u5206\u522b\u662fT+\u3001T-\u3001R+\u548cR-\u3002\u5176\u4e2d\uff0cT+\u548cT-\u7528\u4e8e\u53d1\u9001\u6570\u636e\uff0c\u800cR+\u548cR-\u7528\u4e8e\u63a5\u6536\u6570\u636e\u3002\u63a5\u7ebf\u7684\u65b9\u6cd5\u9700\u8981\u4fdd\u8bc1T+\u548cT-\u3001R+\u548cR-\u4e4b\u95f4\u7684\u5e73\u8861\u6027\uff0c\u4ee5\u786e\u4fdd\u6570\u636e\u4f20\u8f93\u7684\u7a33\u5b9a\u6027\u548c\u53ef\u9760\u6027\u3002<\/p>\n

  \u6b63\u786e\u7684RS422\u63a5\u7ebf\u6b65\u9aa4<\/h3>\n

  1. \u9996\u5148\uff0c\u786e\u4fdd\u4f7f\u7528\u7b26\u5408RS422\u6807\u51c6\u7684\u901a\u4fe1\u8bbe\u5907\u548c\u7ebf\u7f06\u3002<\/p>\n

  2. \u786e\u8ba4\u901a\u4fe1\u8bbe\u5907\u7684T+\u3001T-\u3001R+\u548cR-\u5f15\u811a\u7684\u5bf9\u5e94\u5173\u7cfb\u3002<\/p>\n

  3. \u4f7f\u7528\u5c4f\u853d\u53cc\u7ede\u7ebf\u6765\u8fde\u63a5\u901a\u4fe1\u8bbe\u5907\uff0c\u786e\u4fddT+\u548cT-\u3001R+\u548cR-\u4e4b\u95f4\u7684\u5e73\u8861\u6027\u3002<\/p>\n

RS485\u7684\u63a5\u7ebf\u65b9\u6cd5<\/h2>\n

  \u63a5\u4e0b\u6765\uff0c\u8ba9\u6211\u4eec\u4e86\u89e3RS485\u7684\u63a5\u7ebf\u65b9\u6cd5\uff0cRS485\u4e5f\u662f\u4e00\u79cd\u7528\u4e8e\u4e32\u884c\u901a\u4fe1\u7684\u6807\u51c6\uff0c\u5b83\u4e0eRS422\u76f8\u4f3c\uff0c\u540c\u6837\u4f7f\u7528\u5e73\u8861\u5dee\u5206\u4fe1\u53f7\u8fdb\u884c\u6570\u636e\u4f20\u8f93\u3002\u4f46\u4e0eRS422\u4e0d\u540c\u7684\u662f\uff0cRS485\u5141\u8bb8\u591a\u70b9\u901a\u4fe1\uff0c\u53ef\u4ee5\u8fde\u63a5\u591a\u4e2a\u8bbe\u5907\u5728\u540c\u4e00\u603b\u7ebf\u4e0a\u8fdb\u884c\u901a\u4fe1\u3002<\/p>\n

  \u6b63\u786e\u7684RS485\u63a5\u7ebf\u6b65\u9aa4<\/h3>\n

  1. \u786e\u8ba4RS485\u603b\u7ebf\u4e0a\u7684\u6bcf\u4e2a\u8bbe\u5907\u6709\u72ec\u7acb\u7684\u5730\u5740\uff0c\u4ee5\u907f\u514d\u51b2\u7a81\u3002<\/p>\n

  2. \u4f7f\u7528\u4e24\u6839\u7ebf\u8fdb\u884cRS485<\/a>\u603b\u7ebf\u7684\u8fde\u63a5\uff0c\u4e00\u6839\u7528\u4e8e\u53d1\u9001\u548c\u63a5\u6536\u6570\u636e\uff08A\u7ebf\uff09\uff0c\u53e6\u4e00\u6839\u7528\u4e8e\u63a5\u5730\u548c\u4fe1\u53f7\u5c4f\u853d\uff08B\u7ebf\uff09\u3002<\/p>\n

  3. \u4f7f\u7528\u7aef\u63a5\u7ebf\u7ec8\u7aef\u7535\u963b\u6765\u9632\u6b62\u4fe1\u53f7\u7684\u53cd\u5c04\u548c\u5e72\u6270\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

  \u901a\u8fc7\u672c\u6587\u7684\u4ecb\u7ecd\uff0c\u76f8\u4fe1\u8bfb\u8005\u5bf9RS422\u548cRS485\u7684\u63a5\u7ebf\u65b9\u6cd5\u6709\u4e86\u66f4\u6e05\u6670\u7684\u4e86\u89e3\u3002<\/strong>\u6b63\u786e\u7684\u63a5\u7ebf\u65b9\u6cd5\u662f\u4fdd\u8bc1\u4e32\u884c\u901a\u4fe1\u7a33\u5b9a\u6027\u548c\u53ef\u9760\u6027\u7684\u5173\u952e\uff0c\u52a1\u5fc5\u4e25\u683c\u6309\u7167\u6807\u51c6\u8fdb\u884c\u63a5\u7ebf\u548c\u8fde\u63a5\u3002\u5bf9RS422\u548cRS485\u7684\u63a5\u7ebf\u65b9\u6cd5\u6709\u66f4\u6df1\u5165\u7684\u7814\u7a76\uff0c\u6709\u5229\u4e8e\u66f4\u597d\u5730\u5e94\u7528\u4e8e\u5b9e\u9645\u5de5\u7a0b\u4e2d\uff0c\u63d0\u9ad8\u901a\u4fe1\u7684\u6548\u7387\u548c\u53ef\u9760\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

\u672c\u6587\u5c06\u8be6\u7ec6\u4ecb\u7ecdRS422\u548cRS485\u63a5\u7ebf\u65b9\u6cd5\uff0c\u5e2e\u52a9\u8bfb\u8005\u4e86\u89e3\u5982\u4f55\u6b63\u786e\u5730\u8fdb\u884c\u8fde\u63a5\u548c\u4f7f\u7528\u8fd9\u4e24\u79cd\u901a\u4fe1\u6807\u51c6\u3002RS422\u7684\u63a5\u7ebf\u65b9\u6cd5\u9996\u5148\uff0c\u8ba9\u6211\u4eec\u6765\u4e86\u89e3RS422\u7684\u63a5\u7ebf\u65b9\u6cd5\uff0cRS<\/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-68143","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\/68143","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=68143"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/68143\/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=68143"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=68143"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=68143"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}