{"id":78669,"date":"2024-01-14T17:39:28","date_gmt":"2024-01-14T09:39:28","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=78669"},"modified":"2024-01-14T17:39:28","modified_gmt":"2024-01-14T09:39:28","slug":"rbzddqtxjqyrrbzdqb","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/78669.html","title":{"rendered":"RS-485\u6807\u51c6\u7684\u7535\u6c14\u7279\u6027\u53ca\u5176\u4e0eRS-422\u3001RS-232\u6807\u51c6\u7684\u533a\u522b"},"content":{"rendered":"

  RS-485\u6807\u51c6\u662f\u4e00\u79cd\u5e38\u7528\u7684\u4e32\u884c\u901a\u4fe1\u6807\u51c6\uff0c\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\u3001\u81ea\u52a8\u5316\u8bbe\u5907\u548c\u6570\u636e\u91c7\u96c6\u7cfb\u7edf\u4e2d\u3002\u4e86\u89e3RS-485\u6807\u51c6\u7684\u7535\u6c14\u7279\u6027\u53ca\u5176\u4e0eRS-422\u3001RS-232\u6807\u51c6\u7684\u533a\u522b\u5bf9\u4e8e\u5de5\u7a0b\u5e08\u548c\u6280\u672f\u4eba\u5458\u6765\u8bf4\u975e\u5e38\u91cd\u8981\u3002<\/p>\n

RS-485\u6807\u51c6\u7684\u7535\u6c14\u7279\u6027<\/h2>\n

  \u5dee\u5206\u4fe1\u53f7\u4f20\u8f93<\/h3>\n

  RS-485\u6807\u51c6\u91c7\u7528\u5dee\u5206\u4fe1\u53f7\u4f20\u8f93\uff0c\u5373\u901a\u8fc7\u4e24\u6761\u4fe1\u53f7\u7ebf\u8fdb\u884c\u6570\u636e\u4f20\u8f93\u3002\u8fd9\u79cd\u65b9\u5f0f\u80fd\u591f\u63d0\u4f9b\u66f4\u597d\u7684\u6297\u5e72\u6270\u80fd\u529b\uff0c\u9002\u7528\u4e8e\u5de5\u4e1a\u73af\u5883\u4e2d\u53ef\u80fd\u5b58\u5728\u7684\u7535\u78c1\u5e72\u6270\u548c\u566a\u58f0\u3002<\/p>\n

  \u591a\u70b9\u901a\u8baf<\/h3>\n

  RS-485\u6807\u51c6\u652f\u6301\u591a\u4e2a\u8bbe\u5907\u5728\u540c\u4e00\u603b\u7ebf\u4e0a\u8fdb\u884c\u901a\u8baf\uff0c\u6bcf\u4e2a\u8bbe\u5907\u90fd\u6709\u72ec\u7acb\u7684\u53d1\u9001\u548c\u63a5\u6536\u529f\u80fd\u3002\u8fd9\u79cd\u7279\u6027\u4f7f\u5f97RS-485\u5341\u5206\u9002\u7528\u4e8e\u9700\u8981\u591a\u70b9\u901a\u8baf\u7684\u573a\u5408\uff0c\u5982\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\u3002<\/p>\n

RS-485\u3001RS-422\u548cRS-232\u6807\u51c6\u7684\u533a\u522b<\/h2>\n

  \u4fe1\u53f7\u7ebf\u6570\u91cf<\/h3>\n

  RS-485\u548cRS-422\u6807\u51c6\u90fd\u91c7\u7528\u4e86\u5dee\u5206\u4fe1\u53f7\u4f20\u8f93\uff0c\u4f46RS-485\u652f\u6301\u591a\u70b9\u901a\u8baf\uff0c\u800cRS-422\u53ea\u80fd\u7528\u4e8e\u70b9\u5bf9\u70b9\u901a\u8baf\u3002\u76f8\u6bd4\u4e4b\u4e0b\uff0cRS-232\u6807\u51c6\u53ea\u4f7f\u7528\u4e00\u5bf9\u53d1\u9001\u548c\u63a5\u6536\u7ebf\u3002<\/p>\n

  \u4f20\u8f93\u8ddd\u79bb<\/h3>\n

  RS-485\u548cRS-422\u6807\u51c6\u652f\u6301\u66f4\u957f\u7684\u4f20\u8f93\u8ddd\u79bb\uff0c\u53ef\u4ee5\u8fbe\u52301200\u7c73\u5de6\u53f3\uff0c\u800cRS-232\u6807\u51c6\u53ea\u80fd\u8986\u76d6\u8f83\u77ed\u7684\u8ddd\u79bb\u3002<\/p>\n

  \u4fe1\u53f7\u7535\u5e73<\/h3>\n

  RS-485\u548cRS-422\u6807\u51c6\u4f7f\u7528\u4e0d\u540c\u7684\u7535\u5e73\u6807\u51c6\uff0cRS-485\u4e3a2-6V\uff0c\u800cRS-422\u4e3a2-6V\u3002RS-232\u6807\u51c6\u7684\u7535\u5e73\u5219\u4e3a-15\u81f315V\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

  RS-485\u6807\u51c6\u5177\u6709\u826f\u597d\u7684\u6297\u5e72\u6270\u80fd\u529b\u548c\u591a\u70b9\u901a\u8baf\u7279\u6027\uff0c\u9002\u7528\u4e8e\u5de5\u4e1a\u73af\u5883\u4e2d\u7684\u6570\u636e\u901a\u8baf\u3002<\/strong>\u4e0eRS-422\u548cRS-232\u6807\u51c6\u76f8\u6bd4\uff0cRS-485\u5728\u4f20\u8f93\u8ddd\u79bb\u548c\u4fe1\u53f7\u7ebf\u6570\u91cf\u4e0a\u5177\u6709\u660e\u663e\u4f18\u52bf\uff0c\u56e0\u6b64\u5728\u5de5\u4e1a\u63a7\u5236\u548c\u81ea\u52a8\u5316\u9886\u57df\u5f97\u5230\u5e7f\u6cdb\u5e94\u7528\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

RS-485\u6807\u51c6\u662f\u4e00\u79cd\u5e38\u7528\u7684\u4e32\u884c\u901a\u4fe1\u6807\u51c6\uff0c\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\u3001\u81ea\u52a8\u5316\u8bbe\u5907\u548c\u6570\u636e\u91c7\u96c6\u7cfb\u7edf\u4e2d\u3002\u4e86\u89e3RS-485\u6807\u51c6\u7684\u7535\u6c14\u7279\u6027\u53ca\u5176\u4e0eRS-422\u3001RS-232\u6807\u51c6\u7684\u533a\u522b\u5bf9\u4e8e<\/p>\n","protected":false},"author":1,"featured_media":64183,"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-78669","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\/78669","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=78669"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/78669\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media\/64183"}],"wp:attachment":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media?parent=78669"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=78669"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=78669"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}