{"id":45177,"date":"2023-10-04T22:46:13","date_gmt":"2023-10-04T14:46:13","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=45177"},"modified":"2023-10-04T22:46:13","modified_gmt":"2023-10-04T14:46:13","slug":"usckm","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/45177.html","title":{"rendered":"UART\u662f\u4e32\u53e3\u5417\uff1f"},"content":{"rendered":"<p>&emsp;&emsp;UART\uff0c\u5373Universal Asynchronous Receiver \/ Transmitter\uff0c\u662f\u4e00\u79cd\u7528\u4e8e\u5728\u4e24\u53f0\u8ba1\u7b97\u673a\u4e4b\u95f4\u4f20\u8f93\u6570\u636e\u7684\u901a\u4fe1\u6280\u672f\u3002\u5b83\u53ef\u4ee5\u7528\u6765\u4f20\u8f93\u6587\u672c\u3001\u56fe\u50cf\u3001\u89c6\u9891\u7b49\u6570\u636e\uff0c\u4e5f\u53ef\u4ee5\u7528\u6765\u8fde\u63a5\u63a7\u5236\u5668\u3001\u5b58\u50a8\u5668\u3001\u663e\u793a\u5668\u7b49\u5916\u8bbe\u3002UART\u80fd\u591f\u652f\u6301\u540c\u6b65\u548c\u5f02\u6b65\u4f20\u8f93\uff0c\u662f\u4e00\u79cd\u5e38\u7528\u7684\u4e32\u884c\u63a5\u53e3\u3002<\/p>\n<h2 style=\"text-align: center;\">UART\u7684\u5de5\u4f5c\u539f\u7406<\/h2>\n<p>&emsp;&emsp;UART\u662f\u4e00\u79cd\u5f02\u6b65\u901a\u4fe1\u63a5\u53e3\uff0c\u5b83\u91c7\u7528\u6570\u636e\u7ebf\u548c\u63a7\u5236\u7ebf\u6765\u5b9e\u73b0\u6570\u636e\u7684\u4f20\u8f93\u3002UART\u7684\u5de5\u4f5c\u539f\u7406\u662f\uff1a\u53d1\u9001\u7aef\u5c06\u8981\u53d1\u9001\u7684\u6570\u636e\u653e\u5165\u4e32\u884c\u53e3\u7684\u53d1\u9001\u7f13\u51b2\u533a\uff0c\u7136\u540e\u53d1\u9001\u7aef\u901a\u8fc7\u63a7\u5236\u7ebf\u53d1\u51fa\u53d1\u9001\u8bf7\u6c42\uff0c\u63a5\u6536\u7aef\u6536\u5230\u4fe1\u53f7\u540e\uff0c\u4ece\u53d1\u9001\u7aef\u7684\u53d1\u9001\u7f13\u51b2\u533a\u4e2d\u8bfb\u53d6\u6570\u636e\uff0c\u7136\u540e\u5c06\u6570\u636e\u5b58\u5165\u63a5\u6536\u7aef\u7684\u63a5\u6536\u7f13\u51b2\u533a\uff0c\u6700\u540e\u63a5\u6536\u7aef\u901a\u8fc7\u63a7\u5236\u7ebf\u53d1\u51fa\u63a5\u6536\u5b8c\u6210\u4fe1\u53f7\uff0c\u53d1\u9001\u7aef\u6536\u5230\u4fe1\u53f7\u540e\uff0c\u7ed3\u675f\u6570\u636e\u7684\u53d1\u9001\u3002<\/p>\n<h3>&emsp;&emsp;UART\u7684\u4f18\u7f3a\u70b9<\/h3>\n<p>&emsp;&emsp;UART\u7684\u4f18\u70b9\uff1a<\/p>\n<ul>\n<li>1\u3001UART\u53ef\u4ee5\u8282\u7701\u7ebf\u8def\uff0c\u53ea\u9700\u8981\u4e00\u6839\u6570\u636e\u7ebf\u548c\u4e00\u6839\u63a7\u5236\u7ebf\u5c31\u53ef\u4ee5\u5b9e\u73b0\u6570\u636e\u7684\u4f20\u8f93\uff1b<\/li>\n<li>2\u3001UART\u53ef\u4ee5\u5b9e\u73b0\u9ad8\u901f\u4f20\u8f93\uff0c\u6700\u9ad8\u53ef\u4ee5\u8fbe\u5230115200bps\uff1b<\/li>\n<li>3\u3001UART\u53ef\u4ee5\u5b9e\u73b0\u8ddd\u79bb\u8f83\u8fdc\u7684\u6570\u636e\u4f20\u8f93\uff0c\u6700\u957f\u53ef\u4ee5\u8fbe\u523020\u7c73\uff1b<\/li>\n<li>4\u3001UART\u53ef\u4ee5\u5b9e\u73b0\u591a\u79cd\u6570\u636e\u683c\u5f0f\u7684\u4f20\u8f93\uff0c\u6bd4\u5982ascii\u3001hex\u7b49\u3002<\/li>\n<\/ul>\n<p>&emsp;&emsp;UART\u7684\u7f3a\u70b9\uff1a<\/p>\n<ul>\n<li>1\u3001UART\u53ea\u80fd\u5b9e\u73b0\u5355\u5de5\u901a\u4fe1\uff0c\u4e0d\u80fd\u5b9e\u73b0\u53cc\u5de5\u901a\u4fe1\uff1b<\/li>\n<li>2\u3001UART\u53ea\u80fd\u4f20\u8f93\u70b9\u5bf9\u70b9\u7684\u6570\u636e\uff0c\u4e0d\u80fd\u5b9e\u73b0\u7f51\u7edc\u4f20\u8f93\uff1b<\/li>\n<li>3\u3001UART\u53ea\u80fd\u4f20\u8f93\u5c11\u91cf\u7684\u6570\u636e\uff0c\u4e0d\u80fd\u5b9e\u73b0\u5927\u91cf\u6570\u636e\u7684\u4f20\u8f93\u3002<\/li>\n<\/ul>\n<h2 style=\"text-align: center;\">UART\u7684\u5e94\u7528<\/h2>\n<p>&emsp;&emsp;UART\u7684\u5e94\u7528\u975e\u5e38\u5e7f\u6cdb\uff0c\u5e38\u7528\u4e8e\u8fde\u63a5\u63a7\u5236\u5668\u3001\u5b58\u50a8\u5668\u3001\u663e\u793a\u5668\u7b49\u5916\u8bbe\uff0c\u4e5f\u53ef\u4ee5\u7528\u4e8e\u8fde\u63a5\u4e24\u53f0\u8ba1\u7b97\u673a\u4e4b\u95f4\u4f20\u8f93\u6570\u636e\u3002UART\u4e5f\u53ef\u4ee5\u7528\u4e8e\u5b9e\u73b0\u65e0\u7ebf\u901a\u4fe1\uff0c\u6bd4\u5982Wi-Fi\u3001\u84dd\u7259\u7b49\uff0c\u5b83\u4eec\u90fd\u662f\u57fa\u4e8eUART\u7684\u534f\u8bae\u6765\u5b9e\u73b0\u7684\u3002<\/p>\n<h2 style=\"text-align: center;\">\u603b\u7ed3<\/h2>\n<p>&emsp;&emsp;<strong>UART\u662f\u4e00\u79cd\u7528\u4e8e\u5728\u4e24\u53f0\u8ba1\u7b97\u673a\u4e4b\u95f4\u4f20\u8f93\u6570\u636e\u7684\u901a\u4fe1\u6280\u672f\uff0c\u5b83\u53ef\u4ee5\u7528\u6765\u4f20\u8f93\u6587\u672c\u3001\u56fe\u50cf\u3001\u89c6\u9891\u7b49\u6570\u636e\uff0c\u4e5f\u53ef\u4ee5\u7528\u6765\u8fde\u63a5\u63a7\u5236\u5668\u3001\u5b58\u50a8\u5668\u3001\u663e\u793a\u5668\u7b49\u5916\u8bbe\u3002<\/strong>UART\u5177\u6709\u8282\u7701\u7ebf\u8def\u3001\u9ad8\u901f\u4f20\u8f93\u3001\u8fdc\u8ddd\u79bb\u4f20\u8f93\u548c\u591a\u79cd\u6570\u636e\u683c\u5f0f\u4f20\u8f93\u7b49\u4f18\u70b9\uff0c\u4f46\u4e5f\u5b58\u5728\u5355\u5de5\u901a\u4fe1\u3001\u70b9\u5bf9\u70b9\u4f20\u8f93\u548c\u5c11\u91cf\u6570\u636e\u4f20\u8f93\u7b49\u7f3a\u70b9\u3002UART\u7684\u5e94\u7528\u975e\u5e38\u5e7f\u6cdb\uff0c\u5e38\u7528\u4e8e\u8fde\u63a5\u63a7\u5236\u5668\u3001\u5b58\u50a8\u5668\u3001\u663e\u793a\u5668\u7b49\u5916\u8bbe\uff0c\u4e5f\u53ef\u4ee5\u7528\u4e8e\u8fde\u63a5\u4e24\u53f0\u8ba1\u7b97\u673a\u4e4b\u95f4\u4f20\u8f93\u6570\u636e\uff0c\u751a\u81f3\u53ef\u4ee5\u7528\u4e8e\u5b9e\u73b0\u65e0\u7ebf\u901a\u4fe1\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>UART\uff0c\u5373UniversalAsynchronousReceiver\/Transmitter\uff0c\u662f\u4e00\u79cd\u7528\u4e8e\u5728\u4e24\u53f0\u8ba1\u7b97\u673a\u4e4b\u95f4\u4f20\u8f93\u6570\u636e\u7684\u901a\u4fe1\u6280\u672f\u3002\u5b83\u53ef\u4ee5\u7528\u6765\u4f20\u8f93\u6587\u672c\u3001<\/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":[69],"class_list":["post-45177","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-cktx"],"_links":{"self":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/45177","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=45177"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/45177\/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=45177"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=45177"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=45177"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}