{"id":41474,"date":"2023-10-02T20:17:49","date_gmt":"2023-10-02T12:17:49","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=41474"},"modified":"2023-10-02T20:17:49","modified_gmt":"2023-10-02T12:17:49","slug":"zzqjf","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/41474.html","title":{"rendered":"422\u8f6c485\u6b63\u786e\u63a5\u6cd5"},"content":{"rendered":"

  422\u8f6c485\u6b63\u786e\u63a5\u6cd5\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u901a\u4fe1\u63a5\u53e3\uff0c\u5b83\u53ef\u4ee5\u5c06RS-422\/RS-485\u4fe1\u53f7\u8f6c\u6362\u4e3aRS-485\u4fe1\u53f7\uff0c\u4ee5\u4fbf\u8fdb\u884c\u901a\u4fe1\u3002<\/strong>\u5b83\u53ef\u4ee5\u5728\u591a\u79cd\u4e0d\u540c\u7684\u573a\u5408\u4f7f\u7528\uff0c\u4f8b\u5982\u6570\u636e\u91c7\u96c6\u3001\u63a7\u5236\u3001\u76d1\u63a7\u548c\u81ea\u52a8\u5316\u7b49\uff0c\u4e3a\u5ba2\u6237\u63d0\u4f9b\u7075\u6d3b\u6027\u548c\u53ef\u9760\u6027\u3002\u672c\u6587\u5c06\u4ecb\u7ecd422\u8f6c485\u6b63\u786e\u63a5\u6cd5\u7684\u5de5\u4f5c\u539f\u7406\u3001\u4f18\u70b9\u548c\u5e94\u7528\u573a\u666f\uff0c\u4ee5\u53ca\u5982\u4f55\u6b63\u786e\u5b89\u88c5\u548c\u4f7f\u7528\u5b83\u3002<\/p>\n

\u5de5\u4f5c\u539f\u7406<\/h2>\n

  422\u8f6c485\u6b63\u786e\u63a5\u6cd5\u4f7f\u7528\u591a\u8def\u590d\u7528\u5668\uff08MUX\uff09\u6765\u5c06RS-422\/RS-485\u4fe1\u53f7\u8f6c\u6362\u4e3aRS-485\u4fe1\u53f7\u3002MUX\u91c7\u7528\u6570\u5b57\u4fe1\u53f7\u5904\u7406\u6280\u672f\uff0c\u5c06RS-422\/RS-485\u4fe1\u53f7\u8f6c\u6362\u4e3a\u6570\u5b57\u4fe1\u53f7\uff0c\u7136\u540e\u518d\u5c06\u6570\u5b57\u4fe1\u53f7\u8f6c\u6362\u4e3aRS-485\u4fe1\u53f7\u3002\u8fd9\u79cd\u6280\u672f\u7684\u4f18\u70b9\u662f\u53ef\u4ee5\u5b9e\u73b0\u9ad8\u901f\u3001\u9ad8\u7cbe\u5ea6\u7684\u4fe1\u53f7\u8f6c\u6362\uff0c\u4ece\u800c\u63d0\u9ad8\u6570\u636e\u4f20\u8f93\u901f\u7387\u548c\u53ef\u9760\u6027\u3002<\/p>\n

\u4f18\u70b9<\/h2>\n

  422\u8f6c485\u6b63\u786e\u63a5\u6cd5\u7684\u4f18\u70b9\u5982\u4e0b\uff1a<\/p>\n

  1.\u7075\u6d3b\u6027<\/h3>\n

  422\u8f6c485\u6b63\u786e\u63a5\u6cd5\u53ef\u4ee5\u5728\u591a\u79cd\u4e0d\u540c\u7684\u573a\u5408\u4f7f\u7528\uff0c\u6bd4\u5982\u6570\u636e\u91c7\u96c6\u3001\u63a7\u5236\u3001\u76d1\u63a7\u548c\u81ea\u52a8\u5316\u7b49\uff0c\u4e3a\u5ba2\u6237\u63d0\u4f9b\u7075\u6d3b\u6027\u548c\u53ef\u9760\u6027\u3002<\/p>\n

  2.\u53ef\u9760\u6027<\/h3>\n

  422\u8f6c485\u6b63\u786e\u63a5\u6cd5\u53ef\u4ee5\u63d0\u9ad8\u6570\u636e\u4f20\u8f93\u901f\u7387\u548c\u53ef\u9760\u6027\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u6539\u5584\u7f51\u7edc\u6027\u80fd\uff0c\u786e\u4fdd\u6570\u636e\u5b89\u5168\u3002<\/p>\n

  3.\u7ecf\u6d4e\u6027<\/h3>\n

  422\u8f6c485\u6b63\u786e\u63a5\u6cd5\u53ef\u4ee5\u8282\u7701\u5ba2\u6237\u7684\u6210\u672c\uff0c\u6bd4\u5982\u8282\u7701\u7f51\u7edc\u8bbe\u5907\u7684\u8d2d\u4e70\u548c\u5b89\u88c5\u6210\u672c\uff0c\u51cf\u5c11\u5ba2\u6237\u7684\u7ef4\u62a4\u6210\u672c\u3002<\/p>\n

\u5e94\u7528\u573a\u666f<\/h2>\n

  422\u8f6c485\u6b63\u786e\u63a5\u6cd5\u53ef\u4ee5\u5e94\u7528\u4e8e\u5404\u79cd\u4e0d\u540c\u7684\u884c\u4e1a\uff0c\u5982\u7535\u529b\u3001\u80fd\u6e90\u3001\u5236\u9020\u4e1a\u3001\u533b\u7597\u3001\u4ea4\u901a\u3001\u91d1\u878d\u7b49\u3002\u5b83\u53ef\u4ee5\u7528\u4e8e\u5b9e\u73b0\u8fdc\u7a0b\u63a7\u5236\u3001\u6570\u636e\u91c7\u96c6\u3001\u8bbe\u5907\u76d1\u63a7\u3001\u81ea\u52a8\u5316\u63a7\u5236\u7b49\uff0c\u6709\u6548\u63d0\u5347\u4f01\u4e1a\u7684\u8fd0\u8425\u6548\u7387\u548c\u670d\u52a1\u6c34\u5e73\u3002<\/p>\n

\u6b63\u786e\u5b89\u88c5\u548c\u4f7f\u7528<\/h2>\n

  1.\u786e\u5b9a\u7aef\u53e3<\/h3>\n

  \u9996\u5148\uff0c\u786e\u5b9a422\u8f6c485\u6b63\u786e\u63a5\u6cd5\u7684\u7aef\u53e3\uff0c\u786e\u4fdd\u5b83\u4eec\u7684\u6570\u91cf\u3001\u7c7b\u578b\u548c\u4f4d\u7f6e\u6b63\u786e\u3002<\/p>\n

  2.\u68c0\u67e5\u8fde\u63a5<\/h3>\n

  \u68c0\u67e5422\u8f6c485\u6b63\u786e\u63a5\u6cd5\u7684\u8fde\u63a5\uff0c\u786e\u4fdd\u7535\u7f06\u3001\u63a5\u5934\u548c\u63a5\u53e3\u65e0\u677e\u52a8\u73b0\u8c61\u3002<\/p>\n

  3.\u68c0\u67e5\u4fe1\u53f7<\/h3>\n

  \u68c0\u67e5422\u8f6c485\u6b63\u786e\u63a5\u6cd5\u7684\u4fe1\u53f7\u662f\u5426\u6b63\u786e\uff0c\u786e\u4fdd\u5b83\u4eec\u7684\u6570\u91cf\u3001\u7c7b\u578b\u548c\u4f4d\u7f6e\u6b63\u786e\u3002<\/p>\n

  4.\u68c0\u67e5\u7535\u6e90<\/h3>\n

  \u6700\u540e\uff0c\u68c0\u67e5422\u8f6c485\u6b63\u786e\u63a5\u6cd5\u7684\u7535\u6e90\u662f\u5426\u6b63\u5e38\uff0c\u786e\u4fdd\u5b83\u4eec\u7684\u7535\u538b\u3001\u7535\u6d41\u548c\u529f\u7387\u6b63\u786e\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

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422\u8f6c485\u6b63\u786e\u63a5\u6cd5\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u901a\u4fe1\u63a5\u53e3\uff0c\u5b83\u53ef\u4ee5\u5c06RS-422\/RS-485\u4fe1\u53f7\u8f6c\u6362\u4e3aRS-485\u4fe1\u53f7\uff0c\u4ee5\u4fbf\u8fdb\u884c\u901a\u4fe1\u3002\u5b83\u53ef\u4ee5\u5728\u591a\u79cd\u4e0d\u540c<\/p>\n","protected":false},"author":1,"featured_media":4132,"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-41474","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-r"],"_links":{"self":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/41474","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=41474"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/41474\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media\/4132"}],"wp:attachment":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media?parent=41474"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=41474"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=41474"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}