{"id":20682,"date":"2023-10-05T12:03:41","date_gmt":"2023-10-05T04:03:41","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=20682"},"modified":"2023-10-05T12:03:41","modified_gmt":"2023-10-05T04:03:41","slug":"uhyzcsjsdbj","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/20682.html","title":{"rendered":"UART\u548c422\uff1a\u4e00\u79cd\u4f20\u8f93\u6280\u672f\u7684\u6bd4\u8f83"},"content":{"rendered":"<p>&emsp;&emsp;UART\u548c422\u662f\u4e24\u79cd\u5e38\u7528\u7684\u6570\u636e\u4f20\u8f93\u6280\u672f\uff0c\u5b83\u4eec\u90fd\u4e3a\u7535\u5b50\u8bbe\u5907\u63d0\u4f9b\u9ad8\u6027\u80fd\uff0c\u53ef\u9760\u7684\u6570\u636e\u4f20\u8f93\u89e3\u51b3\u65b9\u6848\u3002\u672c\u6587\u5c06\u5bf9UART\u548c422\u8fdb\u884c\u6bd4\u8f83\uff0c\u4ee5\u5e2e\u52a9\u8bfb\u8005\u66f4\u597d\u5730\u7406\u89e3\u8fd9\u4e24\u79cd\u6280\u672f\u7684\u5f02\u540c\u3002<\/p>\n<h2 style=\"text-align: center;\">UART<\/h2>\n<p>&emsp;&emsp;UART\uff08Universal Asynchronous Receiver \/ Transmitter\uff09\u662f\u4e00\u79cd\u7528\u4e8e\u4f20\u8f93\u5f02\u6b65\u6570\u636e\u7684\u7535\u5b50\u8bbe\u5907\uff0c\u7531\u4e00\u4e2a\u53d1\u9001\u5668\u548c\u4e00\u4e2a\u63a5\u6536\u5668\u7ec4\u6210\uff0c\u901a\u5e38\u7528\u4e8e\u5728\u4e24\u53f0\u8ba1\u7b97\u673a\u4e4b\u95f4\u4f20\u8f93\u6570\u636e\u3002UART\u7684\u4e3b\u8981\u4f18\u52bf\u5728\u4e8e\u5b83\u53ef\u4ee5\u5728\u4f4e\u901f\u7387\uff08\u901a\u5e38\u4e3a1200\u81f3115200 bps\uff09\u7684\u73af\u5883\u4e0b\u4f20\u8f93\u6570\u636e\uff0c\u800c\u4e14\u4e0d\u9700\u8981\u4efb\u4f55\u590d\u6742\u7684\u8bbe\u7f6e\u3002UART\u4e5f\u53ef\u4ee5\u7528\u6765\u8fde\u63a5\u5916\u90e8\u8bbe\u5907\uff0c\u5982\u6253\u5370\u673a\uff0c\u5916\u8bbe\uff0c\u7b49\u7b49\u3002<\/p>\n<h3 style=\"text-align: center;\">UART\u7684\u5de5\u4f5c\u539f\u7406<\/h3>\n<p>&emsp;&emsp;UART\u7684\u5de5\u4f5c\u539f\u7406\u6bd4\u8f83\u7b80\u5355\uff0c\u5b83\u53ef\u4ee5\u5c06\u6570\u636e\u4ee5\u5b57\u8282\u7684\u5f62\u5f0f\u4ece\u4e00\u53f0\u8ba1\u7b97\u673a\u4f20\u8f93\u5230\u53e6\u4e00\u53f0\u8ba1\u7b97\u673a\u3002UART\u7684\u53d1\u9001\u5668\u548c\u63a5\u6536\u5668\u90fd\u6709\u4e00\u4e2a\u82af\u7247\uff0c\u6bcf\u4e2a\u82af\u7247\u90fd\u6709\u4e00\u4e2a\u63a5\u53e3\uff0c\u53ef\u4ee5\u8fde\u63a5\u5230\u53e6\u4e00\u53f0\u8ba1\u7b97\u673a\u3002\u5f53\u53d1\u9001\u5668\u53d1\u9001\u4e00\u4e2a\u5b57\u8282\u7684\u6570\u636e\u65f6\uff0c\u63a5\u6536\u5668\u5c31\u4f1a\u63a5\u6536\u5230\u8fd9\u4e2a\u5b57\u8282\u7684\u6570\u636e\uff0c\u7136\u540e\u5c06\u5176\u8f6c\u6362\u6210\u53ef\u8bfb\u7684\u6587\u672c\u3002<\/p>\n<h3 style=\"text-align: center;\">UART\u7684\u7f3a\u70b9<\/h3>\n<p>&emsp;&emsp;UART\u7684\u4e3b\u8981\u7f3a\u70b9\u662f\u4f20\u8f93\u901f\u7387\u8f83\u6162\uff0c\u6700\u9ad8\u53ea\u80fd\u8fbe\u5230115200 bps\u3002\u6b64\u5916\uff0cUART\u4e5f\u4e0d\u80fd\u5904\u7406\u5927\u91cf\u6570\u636e\uff0c\u56e0\u4e3a\u5b83\u53ea\u80fd\u4f20\u8f93\u5c11\u91cf\u7684\u6570\u636e\uff0c\u800c\u4e0d\u80fd\u4f20\u8f93\u5927\u91cf\u7684\u6570\u636e\u3002<\/p>\n<h2 style=\"text-align: center;\">422<\/h2>\n<p>&emsp;&emsp;422\u662f\u4e00\u79cd\u9ad8\u901f\u6570\u636e\u4f20\u8f93\u6280\u672f\uff0c\u5b83\u901a\u5e38\u7528\u4e8e\u5728\u8ba1\u7b97\u673a\u548c\u5916\u90e8\u8bbe\u5907\u4e4b\u95f4\u4f20\u8f93\u5927\u91cf\u6570\u636e\u3002422\u6280\u672f\u4e0eUART\u6280\u672f\u76f8\u6bd4\uff0c\u5177\u6709\u66f4\u9ad8\u7684\u4f20\u8f93\u901f\u7387\uff0c\u6700\u9ad8\u53ef\u4ee5\u8fbe\u52301 Mbps\u3002\u6b64\u5916\uff0c422\u8fd8\u53ef\u4ee5\u4f20\u8f93\u5927\u91cf\u7684\u6570\u636e\uff0c\u800c\u4e0d\u4f1a\u53d7\u5230UART\u6280\u672f\u7684\u9650\u5236\u3002<\/p>\n<h3 style=\"text-align: center;\">422\u7684\u5de5\u4f5c\u539f\u7406<\/h3>\n<p>&emsp;&emsp;422\u7684\u5de5\u4f5c\u539f\u7406\u4e0eUART\u7c7b\u4f3c\uff0c\u5b83\u4e5f\u7531\u4e00\u4e2a\u53d1\u9001\u5668\u548c\u4e00\u4e2a\u63a5\u6536\u5668\u7ec4\u6210\uff0c\u4f46\u5b83\u4eec\u7684\u63a5\u53e3\u4e0d\u540c\uff0c\u53d1\u9001\u5668\u548c\u63a5\u6536\u5668\u4e4b\u95f4\u7684\u8fde\u63a5\u4e5f\u4e0d\u540c\u3002\u5f53\u53d1\u9001\u5668\u53d1\u9001\u4e00\u4e2a\u5b57\u8282\u7684\u6570\u636e\u65f6\uff0c\u63a5\u6536\u5668\u5c31\u4f1a\u63a5\u6536\u5230\u8fd9\u4e2a\u5b57\u8282\u7684\u6570\u636e\uff0c\u7136\u540e\u5c06\u5176\u8f6c\u6362\u6210\u53ef\u8bfb\u7684\u6587\u672c\u3002<\/p>\n<h3 style=\"text-align: center;\">422\u7684\u7f3a\u70b9<\/h3>\n<p>&emsp;&emsp;422\u7684\u4e3b\u8981\u7f3a\u70b9\u662f\u5b83\u7684\u6210\u672c\u8f83\u9ad8\uff0c\u56e0\u4e3a\u5b83\u9700\u8981\u66f4\u591a\u7684\u786c\u4ef6\u6765\u5b9e\u73b0\u3002\u6b64\u5916\uff0c\u7531\u4e8e\u5b83\u7684\u8fde\u63a5\u65b9\u5f0f\u6bd4UART\u590d\u6742\uff0c\u6240\u4ee5\u5b83\u7684\u8bbe\u7f6e\u4e5f\u6bd4UART\u590d\u6742\u3002<\/p>\n<h2 style=\"text-align: center;\">\u603b\u7ed3<\/h2>\n<p>&emsp;&emsp;<strong>\u4ece\u4e0a\u9762\u7684\u6bd4\u8f83\u53ef\u4ee5\u770b\u51fa\uff0cUART\u548c422\u662f\u4e24\u79cd\u5e38\u7528\u7684\u6570\u636e\u4f20\u8f93\u6280\u672f\uff0c\u5b83\u4eec\u90fd\u4e3a\u7535\u5b50\u8bbe\u5907\u63d0\u4f9b\u9ad8\u6027\u80fd\uff0c\u53ef\u9760\u7684\u6570\u636e\u4f20\u8f93\u89e3\u51b3\u65b9\u6848\u3002<\/strong>UART\u7684\u4f18\u52bf\u5728\u4e8e\u5b83\u53ef\u4ee5\u5728\u4f4e\u901f\u7387\u73af\u5883\u4e0b\u4f20\u8f93\u6570\u636e\uff0c\u4f46\u5b83\u7684\u4f20\u8f93\u901f\u7387\u8f83\u6162\uff0c\u800c\u4e14\u4e0d\u80fd\u5904\u7406\u5927\u91cf\u6570\u636e\u3002\u800c422\u7684\u4f18\u52bf\u5728\u4e8e\u5b83\u7684\u4f20\u8f93\u901f\u7387\u66f4\u9ad8\uff0c\u53ef\u4ee5\u4f20\u8f93\u5927\u91cf\u7684\u6570\u636e\uff0c\u4f46\u5b83\u7684\u6210\u672c\u8f83\u9ad8\uff0c\u800c\u4e14\u8bbe\u7f6e\u4e5f\u6bd4UART\u590d\u6742\u3002\u56e0\u6b64\uff0c\u7528\u6237\u53ef\u4ee5\u6839\u636e\u81ea\u5df1\u7684\u9700\u6c42\u6765\u9009\u62e9\u5408\u9002\u7684\u6570\u636e\u4f20\u8f93\u6280\u672f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>UART\u548c422\u662f\u4e24\u79cd\u5e38\u7528\u7684\u6570\u636e\u4f20\u8f93\u6280\u672f\uff0c\u5b83\u4eec\u90fd\u4e3a\u7535\u5b50\u8bbe\u5907\u63d0\u4f9b\u9ad8\u6027\u80fd\uff0c\u53ef\u9760\u7684\u6570\u636e\u4f20\u8f93\u89e3\u51b3\u65b9\u6848\u3002\u672c\u6587\u5c06\u5bf9UART\u548c422\u8fdb\u884c\u6bd4\u8f83\uff0c\u4ee5\u5e2e\u52a9\u8bfb\u8005\u66f4\u597d\u5730\u7406\u89e3\u8fd9\u4e24\u79cd\u6280\u672f\u7684\u5f02\u540c\u3002<\/p>\n","protected":false},"author":1,"featured_media":3671,"comment_status":"closed","ping_status":"open","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-20682","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\/20682","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=20682"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/20682\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media\/3671"}],"wp:attachment":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media?parent=20682"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=20682"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=20682"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}