{"id":46692,"date":"2023-09-29T21:58:51","date_gmt":"2023-09-29T13:58:51","guid":{"rendered":"\/\/www.dealsbon.com\/?p=46692"},"modified":"2023-09-29T22:02:01","modified_gmt":"2023-09-29T14:02:01","slug":"uyrdqb-2","status":"publish","type":"post","link":"\/\/www.dealsbon.com\/blog\/46692.html","title":{"rendered":"UART\u4e0eRS485\u7684\u533a\u522b"},"content":{"rendered":"

  UART\u548cRS485\u662f\u4e24\u79cd\u7528\u4e8e\u4f20\u8f93\u6570\u636e\u7684\u5e38\u89c1\u901a\u4fe1\u6280\u672f\u3002UART\u662fUniversal Asynchronous Receiver\/Transmitter\u7684\u7f29\u5199\uff0cRS485\u662f\u4e00\u79cd\u5dee\u5206\u4fe1\u53f7\u7684\u4e32\u884c\u901a\u4fe1\u534f\u8bae\u3002\u4e24\u8005\u7684\u57fa\u672c\u533a\u522b\u5728\u4e8eUART\u662f\u4e00\u79cd\u5f02\u6b65\u901a\u4fe1\uff0c\u800cRS485\u662f\u4e00\u79cd\u540c\u6b65\u901a\u4fe1\u3002<\/p>\n

UART\u6280\u672f<\/h2>\n

  UART\u662f\u4e00\u79cd\u5f02\u6b65\u901a\u4fe1\u6280\u672f\uff0c\u5b83\u53ef\u4ee5\u5b9e\u73b0\u4e24\u4e2a\u8bbe\u5907\u4e4b\u95f4\u7684\u6570\u636e\u4f20\u8f93\u3002UART\u901a\u8fc7\u53d1\u9001\u6570\u636e\u5e27\u6765\u4f20\u8f93\u6570\u636e\uff0c\u6bcf\u4e2a\u6570\u636e\u5e27\u5305\u542b\u4e00\u4e2a\u5b57\u8282\u7684\u6570\u636e\uff0c\u4ee5\u53ca\u4e00\u4e2a\u540c\u6b65\u5b57\u8282\u3002UART\u7684\u6570\u636e\u5e27\u901a\u5e38\u7531\u4e00\u4e2a\u8d77\u59cb\u4f4d\u3001\u516b\u4e2a\u6570\u636e\u4f4d\u3001\u4e00\u4e2a\u505c\u6b62\u4f4d\u548c\u4e00\u4e2a\u5947\u5076\u6821\u9a8c\u4f4d\u7ec4\u6210\u3002UART\u7684\u4f20\u8f93\u901f\u7387\u53ef\u4ee5\u8fbe\u52304Mbps\uff0c\u56e0\u6b64\u5b83\u53ef\u4ee5\u7528\u4e8e\u4f20\u8f93\u5927\u91cf\u6570\u636e\u3002<\/p>\n

RS485\u6280\u672f<\/h2>\n

  RS485\u662f\u4e00\u79cd\u540c\u6b65\u901a\u4fe1\u6280\u672f\uff0c\u5b83\u53ef\u4ee5\u5b9e\u73b0\u591a\u4e2a\u8bbe\u5907\u4e4b\u95f4\u7684\u6570\u636e\u4f20\u8f93\u3002RS485\u901a\u8fc7\u53d1\u9001\u6570\u636e\u5e27\u6765\u4f20\u8f93\u6570\u636e\uff0c\u6bcf\u4e2a\u6570\u636e\u5e27\u5305\u542b\u4e00\u4e2a\u5b57\u8282\u7684\u6570\u636e\uff0c\u4ee5\u53ca\u4e00\u4e2a\u540c\u6b65\u5b57\u8282\u3002RS485\u7684\u6570\u636e\u5e27\u901a\u5e38\u7531\u4e00\u4e2a\u8d77\u59cb\u4f4d\u3001\u516b\u4e2a\u6570\u636e\u4f4d\u3001\u4e00\u4e2a\u505c\u6b62\u4f4d\u548c\u4e00\u4e2a\u5947\u5076\u6821\u9a8c\u4f4d\u7ec4\u6210\u3002RS485\u7684\u4f20\u8f93\u901f\u7387\u53ef\u4ee5\u8fbe\u523010Mbps\uff0c\u56e0\u6b64\u5b83\u53ef\u4ee5\u7528\u4e8e\u4f20\u8f93\u5927\u91cf\u6570\u636e\u3002<\/p>\n

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

  \u4f20\u8f93\u65b9\u5f0f<\/h3>\n

  UART\u662f\u4e00\u79cd\u5f02\u6b65\u901a\u4fe1\u6280\u672f\uff0c\u5b83\u53ef\u4ee5\u5b9e\u73b0\u4e24\u4e2a\u8bbe\u5907\u4e4b\u95f4\u7684\u6570\u636e\u4f20\u8f93\uff0c\u800cRS485\u662f\u4e00\u79cd\u540c\u6b65\u901a\u4fe1\u6280\u672f\uff0c\u5b83\u53ef\u4ee5\u5b9e\u73b0\u591a\u4e2a\u8bbe\u5907\u4e4b\u95f4\u7684\u6570\u636e\u4f20\u8f93\u3002<\/p>\n

  \u4f20\u8f93\u901f\u7387<\/h3>\n

  UART\u7684\u4f20\u8f93\u901f\u7387\u53ef\u4ee5\u8fbe\u52304Mbps\uff0c\u800cRS485\u7684\u4f20\u8f93\u901f\u7387\u53ef\u4ee5\u8fbe\u523010Mbps\u3002<\/p>\n

  \u6570\u636e\u5e27\u7ed3\u6784<\/h3>\n

  UART\u7684\u6570\u636e\u5e27\u901a\u5e38\u7531\u4e00\u4e2a\u8d77\u59cb\u4f4d\u3001\u516b\u4e2a\u6570\u636e\u4f4d\u3001\u4e00\u4e2a\u505c\u6b62\u4f4d\u548c\u4e00\u4e2a\u5947\u5076\u6821\u9a8c\u4f4d\u7ec4\u6210\uff0c\u800cRS485\u7684\u6570\u636e\u5e27\u901a\u5e38\u7531\u4e00\u4e2a\u8d77\u59cb\u4f4d\u3001\u516b\u4e2a\u6570\u636e\u4f4d\u3001\u4e00\u4e2a\u505c\u6b62\u4f4d\u548c\u4e00\u4e2a\u5947\u5076\u6821\u9a8c\u4f4d\u7ec4\u6210\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

  UART\u548cRS485\u662f\u4e24\u79cd\u5e38\u89c1\u7684\u6570\u636e\u4f20\u8f93\u6280\u672f\uff0c\u5b83\u4eec\u4e4b\u95f4\u7684\u4e3b\u8981\u533a\u522b\u5728\u4e8e\u4f20\u8f93\u65b9\u5f0f\u3001\u4f20\u8f93\u901f\u7387\u4ee5\u53ca\u6570\u636e\u5e27\u7684\u7ed3\u6784\u3002<\/strong>UART\u662f\u4e00\u79cd\u5f02\u6b65\u901a\u4fe1\u6280\u672f\uff0c\u4f20\u8f93\u901f\u7387\u53ef\u4ee5\u8fbe\u52304Mbps\uff0c\u6570\u636e\u5e27\u901a\u5e38\u7531\u4e00\u4e2a\u8d77\u59cb\u4f4d\u3001\u516b\u4e2a\u6570\u636e\u4f4d\u3001\u4e00\u4e2a\u505c\u6b62\u4f4d\u548c\u4e00\u4e2a\u5947\u5076\u6821\u9a8c\u4f4d\u7ec4\u6210\uff1b\u800cRS485\u662f\u4e00\u79cd\u540c\u6b65\u901a\u4fe1\u6280\u672f\uff0c\u4f20\u8f93\u901f\u7387\u53ef\u4ee5\u8fbe\u523010Mbps\uff0c\u6570\u636e\u5e27\u901a\u5e38\u7531\u4e00\u4e2a\u8d77\u59cb\u4f4d\u3001\u516b\u4e2a\u6570\u636e\u4f4d\u3001\u4e00\u4e2a\u505c\u6b62\u4f4d\u548c\u4e00\u4e2a\u5947\u5076\u6821\u9a8c\u4f4d\u7ec4\u6210\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

UART\u548cRS485\u662f\u4e24\u79cd\u7528\u4e8e\u4f20\u8f93\u6570\u636e\u7684\u5e38\u89c1\u901a\u4fe1\u6280\u672f\u3002UART\u662fUniversalAsynchronousReceiver\/Transmitter\u7684\u7f29\u5199\uff0cRS485\u662f<\/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-46692","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-r"],"_links":{"self":[{"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/posts\/46692"}],"collection":[{"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/comments?post=46692"}],"version-history":[{"count":0,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/posts\/46692\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/media\/4132"}],"wp:attachment":[{"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/media?parent=46692"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/categories?post=46692"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/tags?post=46692"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}