{"id":68464,"date":"2023-12-20T09:09:35","date_gmt":"2023-12-20T01:09:35","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=68464"},"modified":"2023-12-20T09:09:35","modified_gmt":"2023-12-20T01:09:35","slug":"uzrdljsxj","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/68464.html","title":{"rendered":"UART\u8f6cRS485\u7535\u8def\u6280\u672f\u8be6\u89e3"},"content":{"rendered":"

  UART\u8f6cRS485\u7535\u8def\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u4e32\u53e3\u901a\u4fe1\u8f6c\u6362\u7535\u8def\uff0c\u7528\u4e8e\u5b9e\u73b0\u4e32\u53e3\u901a\u4fe1\u548c485\u603b\u7ebf\u901a\u4fe1\u4e4b\u95f4\u7684\u8f6c\u6362\u3002\u672c\u6587\u5c06\u8be6\u7ec6\u4ecb\u7ecdUART<\/a>\u8f6cRS485\u7535\u8def\u7684\u539f\u7406\u3001\u5e94\u7528\u53ca\u76f8\u5173\u6280\u672f\u8981\u70b9\u3002<\/p>\n

UART\u8f6cRS485\u7535\u8def\u539f\u7406\u53ca\u5de5\u4f5c\u539f\u7406<\/h2>\n

  UART\uff08Universal Asynchronous Receiver\/Transmitter\uff09\u662f\u4e00\u79cd\u901a\u7528\u7684\u5f02\u6b65\u4e32\u884c\u901a\u4fe1\u63a5\u53e3\uff0c\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5fae\u63a7\u5236\u5668\u53ca\u5176\u4ed6\u5d4c\u5165\u5f0f\u7cfb\u7edf\u4e2d\u3002RS485\u662f\u4e00\u79cd\u5e38\u7528\u7684\u591a\u70b9\u901a\u8baf\u6807\u51c6\uff0c\u5177\u6709\u6297\u5e72\u6270\u80fd\u529b\u5f3a\u3001\u4f20\u8f93\u8ddd\u79bb\u8fdc\u7b49\u7279\u70b9\u3002<\/p>\n

  UART\u5de5\u4f5c\u539f\u7406<\/h3>\n

  UART\u901a\u8fc7\u53d1\u9001\u548c\u63a5\u6536\u6570\u636e\u4fe1\u53f7\u4ee5\u5b9e\u73b0\u4e32\u53e3\u901a\u4fe1\uff0c\u901a\u5e38\u5305\u62ec\u6570\u636e\u4f4d\u3001\u505c\u6b62\u4f4d\u3001\u6821\u9a8c\u4f4d\u7b49\u53c2\u6570\u3002\u5b83\u91c7\u7528\u5f02\u6b65\u901a\u4fe1\u65b9\u5f0f\uff0c\u6570\u636e\u4e4b\u95f4\u901a\u8fc7\u8d77\u59cb\u4f4d\u8fdb\u884c\u5206\u5272\u3002<\/p>\n

  RS485<\/a>\u5de5\u4f5c\u539f\u7406<\/h3>\n

  RS485\u901a\u4fe1\u6807\u51c6\u5141\u8bb8\u591a\u4e2a\u8bbe\u5907\u5171\u4eab\u540c\u4e00\u901a\u4fe1\u603b\u7ebf\uff0c\u901a\u8fc7\u5dee\u5206\u4fe1\u53f7\u4f20\u8f93\u4ee5\u63d0\u9ad8\u6297\u5e72\u6270\u80fd\u529b\u3002\u5b83\u4f7f\u7528\u4e00\u4e2a\u4e3b\u5bfc\u548c\u591a\u4e2a\u4ece\u5c5e\u7684\u65b9\u6cd5\u5b9e\u73b0\u901a\u4fe1\u3002<\/p>\n

UART\u8f6cRS485\u7535\u8def\u8bbe\u8ba1\u548c\u5e94\u7528<\/h2>\n

  UART\u8f6cRS485\u7535\u8def\u4e3b\u8981\u5305\u62ecUART\u82af\u7247\u3001RS485\u82af\u7247\u4ee5\u53ca\u76f8\u5173\u7535\u8def\u5143\u5668\u4ef6\u3002\u8bbe\u8ba1\u65f6\u9700\u8003\u8651\u6ce2\u7279\u7387\u3001\u7535\u5e73\u8f6c\u6362\u3001\u6570\u636e\u5904\u7406\u7b49\u56e0\u7d20\u3002<\/p>\n

  \u7535\u8def\u5143\u4ef6\u9009\u62e9\u4e0e\u5e03\u5c40<\/h3>\n

  \u5728\u9009\u62e9\u7535\u8def\u5143\u4ef6\u65f6\uff0c\u9700\u8981\u8003\u8651\u82af\u7247\u7684\u517c\u5bb9\u6027\u3001\u5de5\u4f5c\u7535\u538b\u3001\u4f20\u8f93\u901f\u7387\u7b49\u56e0\u7d20\uff0c\u5e76\u5408\u7406\u5e03\u5c40\u7535\u8def\uff0c\u51cf\u5c0f\u7535\u78c1\u5e72\u6270\u548c\u4e32\u6270\u3002<\/p>\n

  \u7535\u6c14\u7279\u6027\u8bbe\u8ba1<\/h3>\n

  \u5728\u8bbe\u8ba1\u7535\u8def\u65f6\uff0c\u9700\u5408\u7406\u8003\u8651\u7535\u6c14\u7279\u6027\uff0c\u5982\u7535\u538b\u517c\u5bb9\u6027\u3001\u8f93\u5165\u8f93\u51fa\u963b\u6297\u5339\u914d\u3001\u4fdd\u62a4\u7535\u8def\u7b49\uff0c\u786e\u4fddUART\u548cRS485\u4e4b\u95f4\u7684\u7a33\u5b9a\u53ef\u9760\u901a\u4fe1\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

  UART\u8f6cRS485\u7535\u8def\u5728\u5de5\u4e1a\u81ea\u52a8\u5316\u3001\u667a\u80fd\u5bb6\u5c45<\/a>\u3001\u76d1\u63a7\u7cfb\u7edf\u7b49\u9886\u57df\u6709\u7740\u5e7f\u6cdb\u7684\u5e94\u7528\u3002<\/strong>\u638c\u63e1\u5176\u8bbe\u8ba1\u4e0e\u539f\u7406\u5bf9\u5de5\u7a0b\u5e08\u800c\u8a00\u81f3\u5173\u91cd\u8981\uff0c\u5e0c\u671b\u672c\u6587\u7684\u4ecb\u7ecd\u5bf9\u60a8\u6709\u6240\u5e2e\u52a9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

UART\u8f6cRS485\u7535\u8def\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u4e32\u53e3\u901a\u4fe1\u8f6c\u6362\u7535\u8def\uff0c\u7528\u4e8e\u5b9e\u73b0\u4e32\u53e3\u901a\u4fe1\u548c485\u603b\u7ebf\u901a\u4fe1\u4e4b\u95f4\u7684\u8f6c\u6362\u3002\u672c\u6587\u5c06\u8be6\u7ec6\u4ecb\u7ecdUART\u8f6cRS485\u7535\u8def\u7684\u539f\u7406\u3001\u5e94\u7528\u53ca\u76f8\u5173\u6280\u672f\u8981\u70b9\u3002U<\/p>\n","protected":false},"author":1,"featured_media":64231,"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":[145],"class_list":["post-68464","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-uart"],"_links":{"self":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/68464","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=68464"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/68464\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media\/64231"}],"wp:attachment":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media?parent=68464"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=68464"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=68464"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}