{"id":77696,"date":"2023-12-31T13:54:42","date_gmt":"2023-12-31T05:54:42","guid":{"rendered":"\/\/www.viralrail.com\/?p=77696"},"modified":"2023-12-31T13:54:42","modified_gmt":"2023-12-31T05:54:42","slug":"rqbjyy","status":"publish","type":"post","link":"\/\/www.viralrail.com\/blog\/77696.html","title":{"rendered":"RS232, RS422, RS485\u533a\u522b\u53ca\u5e94\u7528"},"content":{"rendered":"

  \u4eca\u5929\u6211\u4eec\u5c06\u4ecb\u7ecdRS232, RS422<\/a>, RS485\u7684\u533a\u522b\u4ee5\u53ca\u5b83\u4eec\u7684\u5e94\u7528\u9886\u57df\uff0c\u5e2e\u52a9\u8bfb\u8005\u66f4\u597d\u5730\u7406\u89e3\u8fd9\u4e9b\u901a\u4fe1\u6807\u51c6\u3002<\/p>\n

RS232\u4e0eRS422\u7684\u533a\u522b<\/h2>\n

  RS232\u548cRS422\u90fd\u662f\u4e32\u884c\u901a\u4fe1\u6807\u51c6\uff0c\u5b83\u4eec\u5728\u6027\u80fd\u548c\u5e94\u7528\u4e2d\u5b58\u5728\u660e\u663e\u7684\u533a\u522b\u3002\u4e0b\u9762\u6211\u4eec\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u5b83\u4eec\u4e4b\u95f4\u7684\u533a\u522b\u3002<\/p>\n

  \u7535\u6c14\u7279\u6027<\/h3>\n

  RS232\u4e00\u822c\u4f7f\u7528\u5355\u7aef\u53e3\u4f20\u8f93\uff0c\u5176\u5de5\u4f5c\u7535\u538b\u8303\u56f4\u4e3a\u00b13\u81f3\u00b115V\u3002\u800cRS422\u4f7f\u7528\u5dee\u5206\u4f20\u8f93\uff0c\u5373\u4f7f\u7528\u4e00\u5bf9\u4f20\u8f93\u7ebf\u8fdb\u884c\u4fe1\u53f7\u4f20\u8f93\uff0c\u5176\u5de5\u4f5c\u7535\u538b\u8303\u56f4\u4e3a\u00b12\u81f3\u00b16V\u3002<\/p>\n

  \u4f20\u8f93\u8ddd\u79bb<\/h3>\n

  RS232\u9002\u7528\u4e8e\u77ed\u8ddd\u79bb\u901a\u4fe1\uff0c\u5176\u6700\u5927\u4f20\u8f93\u8ddd\u79bb\u4e3a15\u7c73\u3002\u800cRS422\u7531\u4e8e\u4f7f\u7528\u5dee\u5206\u4fe1\u53f7\u4f20\u8f93\uff0c\u53ef\u4ee5\u5b9e\u73b0\u66f4\u8fdc\u8ddd\u79bb\u7684\u4f20\u8f93\uff0c\u6700\u5927\u4f20\u8f93\u8ddd\u79bb\u53ef\u8fbe1200\u7c73\u3002<\/p>\n

RS422\u4e0eRS485\u7684\u533a\u522b<\/h2>\n

  \u5c3d\u7ba1RS422\u548cRS485\u90fd\u662f\u5dee\u5206\u901a\u4fe1\u6807\u51c6\uff0c\u5b83\u4eec\u5728\u5e94\u7528\u548c\u6027\u80fd\u4e0a\u6709\u6240\u4e0d\u540c\u3002\u4e0b\u9762\u6211\u4eec\u5c06\u8ba8\u8bba\u5b83\u4eec\u4e4b\u95f4\u7684\u533a\u522b\u3002<\/p>\n

  \u7f51\u7edc\u67b6\u6784<\/h3>\n

  RS422\u901a\u5e38\u7528\u4e8e\u70b9\u5bf9\u70b9\u901a\u4fe1<\/a>\u6216\u8005\u591a\u4e3b\u673a\u5e94\u7528\uff0c\u800cRS485\u53ef\u4ee5\u652f\u6301\u591a\u4e3b\u4ece\u8bbe\u5907\u5e76\u884c\u901a\u4fe1\u7684\u591a\u70b9\u901a\u4fe1\u7f51\u7edc\u3002<\/p>\n

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

  RS422\u4f7f\u75284\u6839\u4fe1\u53f7\u7ebf\u8fdb\u884c\u6570\u636e\u4f20\u8f93\uff0c\u5206\u522b\u4e3aT+\/T-\u548cR+\/R-\u3002\u800cRS485\u4f7f\u7528\u81f3\u5c112\u6839\u4fe1\u53f7\u7ebf\uff08A\/B\uff09\u8fdb\u884c\u5dee\u5206\u4fe1\u53f7\u4f20\u8f93\uff0c\u4ee5\u652f\u6301\u591a\u70b9\u901a\u4fe1\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

  \u603b\u7684\u6765\u8bf4\uff0cRS232\u9002\u7528\u4e8e\u77ed\u8ddd\u79bb\u901a\u4fe1\uff0cRS422\u9002\u7528\u4e8e\u70b9\u5bf9\u70b9<\/a>\u901a\u4fe1\u6216\u8005\u591a\u4e3b\u673a\u5e94\u7528\uff0cRS485\u9002\u7528\u4e8e\u591a\u4ece\u673a\u7684\u591a\u70b9\u901a\u4fe1\u7f51\u7edc\u3002\u6b63\u786e\u7684\u9009\u62e9\u901a\u4fe1\u6807\u51c6\u53ef\u4ee5\u6709\u6548\u5730\u6ee1\u8db3\u5404\u79cd\u5e94\u7528\u573a\u666f\u7684\u9700\u6c42\u3002<\/p>\n

  \u5e0c\u671b\u901a\u8fc7\u672c\u6587\u7684\u4ecb\u7ecd\uff0c\u60a8\u80fd\u66f4\u6e05\u6670\u5730\u7406\u89e3RS232, RS422\u548cRS485\u7684\u533a\u522b\uff0c\u5e76\u80fd\u591f\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\u505a\u51fa\u6b63\u786e\u7684\u9009\u62e9\u3002<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"

\u672c\u6587\u5c06\u4ecb\u7ecdRS232,RS422,RS485\u7684\u533a\u522b\u4ee5\u53ca\u5b83\u4eec\u7684\u5e94\u7528\u9886\u57df\uff0c\u5e2e\u52a9\u8bfb\u8005\u66f4\u597d\u5730\u7406\u89e3\u8fd9\u4e9b\u901a\u4fe1\u6807\u51c6\u3002RS232\u4e0eRS422\u7684\u533a\u522bRS232\u548cRS422\u90fd\u662f\u4e32<\/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":[61],"class_list":["post-77696","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-r"],"_links":{"self":[{"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/posts\/77696"}],"collection":[{"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/comments?post=77696"}],"version-history":[{"count":0,"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/posts\/77696\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/media\/64183"}],"wp:attachment":[{"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/media?parent=77696"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/categories?post=77696"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/www.viralrail.com\/wp-json\/wp\/v2\/tags?post=77696"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}