{"id":69037,"date":"2023-12-23T09:27:37","date_gmt":"2023-12-23T01:27:37","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=69037"},"modified":"2023-12-23T09:27:37","modified_gmt":"2023-12-23T01:27:37","slug":"rhrdqtxjx","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/69037.html","title":{"rendered":"RS422A\u548cRS485\u7535\u6c14\u7279\u6027\u89e3\u6790"},"content":{"rendered":"

  RS422A\u548cRS485\u662f\u5e38\u7528\u7684\u7535\u6c14\u63a5\u53e3\u6807\u51c6\uff0c\u5b83\u4eec\u5728\u5de5\u4e1a\u63a7\u5236\u3001\u6570\u636e\u901a\u4fe1\u7b49\u9886\u57df\u5f97\u5230\u5e7f\u6cdb\u5e94\u7528\u3002\u672c\u6587\u5c06\u6df1\u5165\u89e3\u6790RS422A\u548cRS485\u7684\u7535\u6c14\u7279\u6027\uff0c\u5e2e\u52a9\u8bfb\u8005\u66f4\u597d\u5730\u7406\u89e3\u8fd9\u4e24\u79cd\u6807\u51c6\u7684\u5de5\u4f5c\u539f\u7406\u548c\u5e94\u7528\u573a\u666f\u3002<\/p>\n

RS422A\u7535\u6c14\u7279\u6027<\/h2>\n

  \u5dee\u5206\u4f20\u8f93\u6a21\u5f0f<\/h3>\n

  RS422<\/a>A\u91c7\u7528\u5dee\u5206\u4f20\u8f93\u6a21\u5f0f\uff0c\u5373\u53d1\u9001\u7aef\u5411\u7ebf\u8def\u53d1\u9001\u6b63\u8d1f\u4e24\u8def\u4fe1\u53f7\uff0c\u63a5\u6536\u7aef\u901a\u8fc7\u6bd4\u8f83\u8fd9\u4e24\u8def\u4fe1\u53f7\u7684\u5dee\u5f02\u6765\u6062\u590d\u539f\u59cb\u6570\u636e\u3002\u8fd9\u79cd\u4f20\u8f93\u6a21\u5f0f\u5177\u6709\u6297\u5e72\u6270\u80fd\u529b\u5f3a\u3001\u4f20\u8f93\u8ddd\u79bb\u8fdc\u7b49\u4f18\u70b9\uff0c\u9002\u7528\u4e8e\u5de5\u4e1a\u73af\u5883\u4e2d\u7684\u957f\u8ddd\u79bb\u6570\u636e\u4f20\u8f93\u3002<\/p>\n

  \u7535\u6c14\u7279\u6027\u53c2\u6570<\/h3>\n

  RS422A\u7684\u7535\u6c14\u7279\u6027\u5305\u62ec\u5de5\u4f5c\u7535\u538b\u8303\u56f4\u3001\u9a71\u52a8\u80fd\u529b\u3001\u8f93\u5165\u7535\u963b\u7b49\u53c2\u6570\u3002\u5176\u4e2d\uff0c\u5de5\u4f5c\u7535\u538b\u8303\u56f4\u901a\u5e38\u4e3a-7V\u81f3+12V\uff0c\u9a71\u52a8\u80fd\u529b\u53ef\u8fbe120\u03a9\u8d1f\u8f7d\u3002\u8fd9\u4e9b\u7279\u6027\u4f7fRS422A\u53ef\u4ee5\u5728\u5de5\u4e1a\u73af\u5883\u4e2d\u7a33\u5b9a\u3001\u53ef\u9760\u5730\u8fdb\u884c\u6570\u636e\u4f20\u8f93\u3002<\/p>\n

RS485\u7535\u6c14\u7279\u6027<\/h2>\n

  \u591a\u70b9\u4f20\u8f93\u6a21\u5f0f<\/h3>\n

  RS485\u652f\u6301\u591a\u70b9\u4f20\u8f93\u6a21\u5f0f\uff0c\u5373\u591a\u4e2a\u53d1\u9001\u5668\u548c\u63a5\u6536\u5668\u53ef\u4ee5\u8fde\u63a5\u5230\u540c\u4e00\u6761\u603b\u7ebf\u4e0a\u8fdb\u884c\u6570\u636e\u901a\u4fe1\u3002\u8fd9\u79cd\u7279\u6027\u4f7fRS485\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf<\/a>\u4e2d\uff0c\u5b9e\u73b0\u591a\u4e2a\u8bbe\u5907\u4e4b\u95f4\u7684\u6570\u636e\u4ea4\u6362\u3002<\/p>\n

  \u6297\u5e72\u6270\u80fd\u529b<\/h3>\n

  RS485<\/a>\u5177\u6709\u8f83\u5f3a\u7684\u6297\u5e72\u6270\u80fd\u529b\uff0c\u80fd\u591f\u5728\u5de5\u4e1a\u73af\u5883\u4e2d\u7a33\u5b9a\u4f20\u8f93\u6570\u636e\u3002\u5b83\u91c7\u7528\u5e73\u8861\u4f20\u8f93\u7ebf\u8def\uff0c\u901a\u8fc7\u4f20\u8f93\u6b63\u8d1f\u4e24\u8def\u4fe1\u53f7\u6765\u62b5\u6d88\u5916\u90e8\u5e72\u6270\uff0c\u4fdd\u8bc1\u6570\u636e\u7684\u53ef\u9760\u6027\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

  RS422A\u548cRS485\u4f5c\u4e3a\u5e38\u89c1\u7684\u7535\u6c14\u63a5\u53e3\u6807\u51c6\uff0c\u90fd\u5177\u6709\u826f\u597d\u7684\u6297\u5e72\u6270\u80fd\u529b\u3001\u7a33\u5b9a\u7684\u4f20\u8f93\u7279\u6027\uff0c\u5728\u5de5\u4e1a\u63a7\u5236\u3001\u901a\u4fe1\u7b49\u9886\u57df\u53d1\u6325\u7740\u91cd\u8981\u4f5c\u7528\u3002<\/strong>\u7406\u89e3\u5b83\u4eec\u7684\u7535\u6c14\u7279\u6027\u5bf9\u4e8e\u6b63\u786e\u5e94\u7528\u548c\u7ef4\u62a4\u8fd9\u4e9b\u63a5\u53e3\u81f3\u5173\u91cd\u8981\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

RS422A\u548cRS485\u662f\u5e38\u7528\u7684\u7535\u6c14\u63a5\u53e3\u6807\u51c6\uff0c\u5b83\u4eec\u5728\u5de5\u4e1a\u63a7\u5236\u3001\u6570\u636e\u901a\u4fe1\u7b49\u9886\u57df\u5f97\u5230\u5e7f\u6cdb\u5e94\u7528\u3002\u672c\u6587\u5c06\u6df1\u5165\u89e3\u6790RS422A\u548cRS485\u7684\u7535\u6c14\u7279\u6027\uff0c\u5e2e\u52a9\u8bfb\u8005\u66f4\u597d\u5730\u7406\u89e3\u8fd9\u4e24\u79cd\u6807\u51c6\u7684<\/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-69037","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\/69037","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=69037"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/69037\/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=69037"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=69037"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=69037"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}