{"id":47045,"date":"2023-09-27T20:05:13","date_gmt":"2023-09-27T12:05:13","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=47045"},"modified":"2023-09-27T20:05:13","modified_gmt":"2023-09-27T12:05:13","slug":"rbzyw","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/47045.html","title":{"rendered":"RS485\u6807\u51c6\u539f\u6587"},"content":{"rendered":"

  RS485\u6807\u51c6\u539f\u6587\u662f\u4e00\u79cd\u7528\u4e8e\u8fde\u63a5\u4e24\u53f0\u6216\u591a\u53f0\u8ba1\u7b97\u673a\u7684\u901a\u4fe1\u6280\u672f\uff0c\u5b83\u53ef\u4ee5\u652f\u6301\u591a\u79cd\u8bbe\u5907\u8fde\u63a5\u5728\u4e00\u8d77\uff0c\u5141\u8bb8\u8fdc\u7a0b\u8bbf\u95ee\u548c\u63a7\u5236\u3002\u5b83\u652f\u6301\u9ad8\u901f\u7684\u6570\u636e\u4f20\u8f93\uff0c\u5e76\u4f7f\u7528\u4e24\u6761\u53cc\u7ede\u7ebf\u548c\u4e00\u4e2a\u5c4f\u853d\u7ebf\uff0c\u4ee5\u5b9e\u73b0\u9ad8\u901f\u6570\u636e\u4f20\u8f93\u3002\u5b83\u7684\u4f20\u8f93\u901f\u7387\u53ef\u4ee5\u8fbe\u523010Mbps\uff0c\u6bd4\u4f20\u7edf\u7684RS232\u63a5\u53e3\u66f4\u5feb\uff0c\u53ef\u4ee5\u6ee1\u8db3\u5927\u591a\u6570\u5e94\u7528\u7684\u9700\u6c42\u3002<\/p>\n

RS485\u6807\u51c6\u539f\u6587\u7684\u4f18\u52bf<\/h2>\n

  \u53ef\u9760\u6027<\/h3>\n

  RS485\u6807\u51c6\u539f\u6587\u7684\u4f18\u52bf\u5728\u4e8e\u5b83\u7684\u53ef\u9760\u6027\uff0c\u5b83\u53ef\u4ee5\u9632\u6b62\u6570\u636e\u5728\u4f20\u8f93\u8fc7\u7a0b\u4e2d\u53d7\u5230\u5e72\u6270\uff0c\u5e76\u4e14\u53ef\u4ee5\u652f\u6301\u957f\u8ddd\u79bb\u7684\u6570\u636e\u4f20\u8f93\uff0c\u6700\u957f\u53ef\u4ee5\u8fbe\u52301200\u7c73\u3002\u5b83\u53ef\u4ee5\u652f\u6301\u591a\u79cd\u8bbe\u5907\u8fde\u63a5\uff0c\u53ef\u4ee5\u652f\u630132\u4e2a\u8282\u70b9\uff0c\u53ef\u4ee5\u652f\u6301\u591a\u79cd\u8bbe\u5907\u7684\u8fde\u63a5\uff0c\u5305\u62ec\u8ba1\u7b97\u673a\u3001\u6253\u5370\u673a\u3001\u7ec8\u7aef\u7b49\u3002<\/p>\n

  \u5b89\u5168\u6027<\/h3>\n

  RS485\u6807\u51c6\u539f\u6587\u7684\u53e6\u4e00\u4e2a\u4f18\u52bf\u662f\u5b83\u7684\u5b89\u5168\u6027\uff0c\u5b83\u53ef\u4ee5\u4f7f\u7528\u4e24\u6761\u53cc\u7ede\u7ebf\u548c\u4e00\u4e2a\u5c4f\u853d\u7ebf\u6765\u9632\u6b62\u6570\u636e\u5728\u4f20\u8f93\u8fc7\u7a0b\u4e2d\u53d7\u5230\u5e72\u6270\uff0c\u540c\u65f6\u8fd8\u53ef\u4ee5\u63d0\u4f9b\u4e00\u5b9a\u7684\u6570\u636e\u5b89\u5168\u6027\uff0c\u4ee5\u9632\u6b62\u6570\u636e\u5728\u4f20\u8f93\u8fc7\u7a0b\u4e2d\u88ab\u7a83\u53d6\u3002<\/p>\n

  \u7075\u6d3b\u6027<\/h3>\n

  RS485\u6807\u51c6\u539f\u6587\u8fd8\u5177\u6709\u7075\u6d3b\u6027\uff0c\u5b83\u53ef\u4ee5\u652f\u6301\u591a\u79cd\u7c7b\u578b\u7684\u8bbe\u5907\u8fde\u63a5\uff0c\u800c\u4e14\u8fd8\u53ef\u4ee5\u652f\u6301\u591a\u79cd\u4f20\u8f93\u534f\u8bae\uff0c\u5305\u62ecRS232\u3001RS485\u3001Modbus\u7b49\uff0c\u53ef\u4ee5\u6ee1\u8db3\u4e0d\u540c\u5e94\u7528\u7684\u9700\u6c42\u3002<\/p>\n

\u4f7f\u7528RS485\u6807\u51c6\u539f\u6587\u7684\u6ce8\u610f\u4e8b\u9879<\/h2>\n

  \u786c\u4ef6\u914d\u7f6e<\/h3>\n

  \u4f7f\u7528RS485\u6807\u51c6\u539f\u6587\u7684\u65f6\u5019\uff0c\u9996\u5148\u8981\u786e\u4fdd\u786c\u4ef6\u914d\u7f6e\u6b63\u786e\uff0c\u8fd9\u6837\u624d\u80fd\u4fdd\u8bc1\u6570\u636e\u4f20\u8f93\u7684\u6b63\u786e\u6027\u3002\u786c\u4ef6\u914d\u7f6e\u5305\u62ec\u63a5\u53e3\u7c7b\u578b\u3001\u7ebf\u8def\u957f\u5ea6\u3001\u63a5\u6536\u5668\u548c\u53d1\u5c04\u5668\u7684\u8fde\u63a5\u7b49\u3002<\/p>\n

  \u8f6f\u4ef6\u914d\u7f6e<\/h3>\n

  \u5728\u4f7f\u7528RS485\u6807\u51c6\u539f\u6587\u7684\u65f6\u5019\uff0c\u8fd8\u8981\u786e\u4fdd\u8f6f\u4ef6\u914d\u7f6e\u6b63\u786e\uff0c\u8fd9\u6837\u624d\u80fd\u4fdd\u8bc1\u6570\u636e\u4f20\u8f93\u7684\u6b63\u786e\u6027\u3002\u8f6f\u4ef6\u914d\u7f6e\u5305\u62ec\u901a\u4fe1\u534f\u8bae\u3001\u901a\u4fe1\u53c2\u6570\u7b49\u3002<\/p>\n

  \u7f51\u7edc\u73af\u5883<\/h3>\n

  \u4f7f\u7528RS485\u6807\u51c6\u539f\u6587\u7684\u65f6\u5019\uff0c\u8fd8\u8981\u786e\u4fdd\u7f51\u7edc\u73af\u5883\u826f\u597d\uff0c\u8fd9\u6837\u624d\u80fd\u4fdd\u8bc1\u6570\u636e\u4f20\u8f93\u7684\u6b63\u786e\u6027\u3002\u7f51\u7edc\u73af\u5883\u5305\u62ec\u7f51\u7edc\u73af\u5883\u6e29\u5ea6\u3001\u6e7f\u5ea6\u3001\u7535\u78c1\u5e72\u6270\u7b49\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

  \u7efc\u4e0a\u6240\u8ff0\uff0cRS485\u6807\u51c6\u539f\u6587\u662f\u4e00\u79cd\u9ad8\u901f\u6570\u636e\u4f20\u8f93\u6280\u672f\uff0c\u5b83\u53ef\u4ee5\u652f\u6301\u591a\u79cd\u8bbe\u5907\u8fde\u63a5\uff0c\u53ef\u4ee5\u652f\u6301\u957f\u8ddd\u79bb\u7684\u6570\u636e\u4f20\u8f93\uff0c\u6700\u957f\u53ef\u4ee5\u8fbe\u52301200\u7c73\uff0c\u5177\u6709\u53ef\u9760\u6027\u3001\u5b89\u5168\u6027\u548c\u7075\u6d3b\u6027\u7b49\u4f18\u52bf\u3002<\/strong>\u4f46\u662f\uff0c\u5728\u4f7f\u7528RS485\u6807\u51c6\u539f\u6587\u65f6\uff0c\u8981\u786e\u4fdd\u786c\u4ef6\u914d\u7f6e\u3001\u8f6f\u4ef6\u914d\u7f6e\u548c\u7f51\u7edc\u73af\u5883\u6b63\u786e\uff0c\u4ee5\u4fdd\u8bc1\u6570\u636e\u4f20\u8f93\u7684\u6b63\u786e\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

RS485\u6807\u51c6\u539f\u6587\u662f\u4e00\u79cd\u7528\u4e8e\u8fde\u63a5\u4e24\u53f0\u6216\u591a\u53f0\u8ba1\u7b97\u673a\u7684\u901a\u4fe1\u6280\u672f\uff0c\u5b83\u53ef\u4ee5\u652f\u6301\u591a\u79cd\u8bbe\u5907\u8fde\u63a5\u5728\u4e00\u8d77\uff0c\u5141\u8bb8\u8fdc\u7a0b\u8bbf\u95ee\u548c\u63a7\u5236\u3002\u5b83\u652f\u6301\u9ad8\u901f\u7684\u6570\u636e\u4f20\u8f93\uff0c\u5e76\u4f7f\u7528\u4e24\u6761\u53cc\u7ede\u7ebf\u548c\u4e00\u4e2a\u5c4f\u853d\u7ebf\uff0c\u4ee5\u5b9e\u73b0\u9ad8<\/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-47045","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\/47045","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=47045"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/47045\/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=47045"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=47045"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=47045"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}