{"id":46797,"date":"2023-10-05T19:54:12","date_gmt":"2023-10-05T11:54:12","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=46797"},"modified":"2023-10-05T19:54:12","modified_gmt":"2023-10-05T11:54:12","slug":"usqsghsbsg","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/46797.html","title":{"rendered":"UART\u662f\u5168\u53cc\u5de5\u8fd8\u662f\u534a\u53cc\u5de5"},"content":{"rendered":"<p>&emsp;&emsp;UART\uff08Universal Asynchronous Receiver\/Transmitter\uff09\u662f\u4e00\u79cd\u53ef\u4ee5\u53d1\u9001\u548c\u63a5\u6536\u5f02\u6b65\u6570\u636e\u7684\u63a5\u53e3\uff0c\u5b83\u662f\u4e00\u79cd\u4e32\u884c\u63a5\u53e3\uff0c\u53ef\u4ee5\u5c06\u591a\u8def\u6570\u636e\u6d41\u5408\u5e76\u6210\u4e00\u8def\u6570\u636e\u6d41\uff0c\u5e76\u4e14\u53ef\u4ee5\u5728\u4e0d\u540c\u7684\u8bbe\u5907\u4e4b\u95f4\u4f20\u8f93\u6570\u636e\u3002UART\u63a5\u53e3\u53ef\u4ee5\u7528\u6765\u8fde\u63a5\u591a\u79cd\u8bbe\u5907\uff0c\u5305\u62ec\u4e32\u884c\u952e\u76d8\u3001\u4e32\u884c\u9f20\u6807\u3001\u6253\u5370\u673a\u3001\u7f51\u7edc\u63a5\u53e3\u5361\u3001\u5916\u90e8\u5b58\u50a8\u8bbe\u5907\u7b49\u3002UART\u63a5\u53e3\u53ef\u4ee5\u5b9e\u73b0\u5168\u53cc\u5de5\u6216\u534a\u53cc\u5de5\u7684\u6570\u636e\u4f20\u8f93\uff0c\u4f46\u662fUART\u63a5\u53e3\u672c\u8eab\u53ea\u80fd\u5b9e\u73b0\u534a\u53cc\u5de5\u7684\u6570\u636e\u4f20\u8f93\uff0c\u5168\u53cc\u5de5\u7684\u6570\u636e\u4f20\u8f93\u9700\u8981\u4f7f\u7528\u5916\u90e8\u7684\u8bbe\u5907\u6765\u5b9e\u73b0\u3002<\/p>\n<h2 style=\"text-align: center;\">UART\u5b9e\u73b0\u534a\u53cc\u5de5\u7684\u539f\u7406<\/h2>\n<p>&emsp;&emsp;UART\u63a5\u53e3\u672c\u8eab\u53ea\u80fd\u5b9e\u73b0\u534a\u53cc\u5de5\u7684\u6570\u636e\u4f20\u8f93\uff0c\u5b83\u91c7\u7528\u4e86\u4e00\u79cd\u7279\u6b8a\u7684\u534a\u53cc\u5de5\u65b9\u5f0f\uff0c\u53ea\u6709\u4e00\u4e2a\u53d1\u9001\u5f15\u811a\u548c\u4e00\u4e2a\u63a5\u6536\u5f15\u811a\u3002\u53d1\u9001\u7aef\u53ef\u4ee5\u5411\u63a5\u6536\u7aef\u53d1\u9001\u6570\u636e\uff0c\u4f46\u662f\u63a5\u6536\u7aef\u4e0d\u80fd\u53d1\u9001\u6570\u636e\u7ed9\u53d1\u9001\u7aef\uff0c\u8fd9\u5c31\u662fUART\u7684\u534a\u53cc\u5de5\u7279\u6027\u3002<\/p>\n<h3>&emsp;&emsp;UART\u7684\u5de5\u4f5c\u539f\u7406<\/h3>\n<p>&emsp;&emsp;UART\u63a5\u53e3\u7684\u5de5\u4f5c\u539f\u7406\u662f\u5c06\u6570\u636e\u6309\u7167\u4e00\u5b9a\u7684\u683c\u5f0f\u7f16\u7801\uff0c\u7136\u540e\u901a\u8fc7\u4e24\u4e2a\u5f15\u811a\uff08\u53d1\u9001\u5f15\u811a\u548c\u63a5\u6536\u5f15\u811a\uff09\u8fdb\u884c\u4f20\u8f93\u3002UART\u63a5\u53e3\u7684\u53d1\u9001\u7aef\u4f1a\u5c06\u6570\u636e\u6309\u7167\u4e00\u5b9a\u7684\u683c\u5f0f\u7f16\u7801\uff0c\u7136\u540e\u901a\u8fc7\u53d1\u9001\u5f15\u811a\u53d1\u9001\u51fa\u53bb\uff0c\u63a5\u6536\u7aef\u63a5\u6536\u5230\u6570\u636e\u540e\uff0c\u4f1a\u5c06\u6570\u636e\u6309\u7167\u76f8\u540c\u7684\u683c\u5f0f\u89e3\u7801\uff0c\u6700\u7ec8\u5c06\u6570\u636e\u8f6c\u6362\u6210\u53ef\u8bfb\u7684\u683c\u5f0f\uff0c\u4ee5\u4fbf\u8bbe\u5907\u4e4b\u95f4\u7684\u6570\u636e\u4f20\u8f93\u3002<\/p>\n<h2 style=\"text-align: center;\">UART\u5b9e\u73b0\u5168\u53cc\u5de5\u7684\u539f\u7406<\/h2>\n<p>&emsp;&emsp;UART\u672c\u8eab\u53ea\u80fd\u5b9e\u73b0\u534a\u53cc\u5de5\u7684\u6570\u636e\u4f20\u8f93\uff0c\u8981\u5b9e\u73b0\u5168\u53cc\u5de5\u7684\u6570\u636e\u4f20\u8f93\uff0c\u9700\u8981\u4f7f\u7528\u5916\u90e8\u7684\u8bbe\u5907\uff0c\u5982RS-485\u82af\u7247\u6216\u8005RS-422\u82af\u7247\uff0c\u8fd9\u4e9b\u82af\u7247\u53ef\u4ee5\u5c06UART\u63a5\u53e3\u7684\u534a\u53cc\u5de5\u6570\u636e\u8f6c\u6362\u6210\u5168\u53cc\u5de5\u7684\u6570\u636e\u3002<\/p>\n<h3>&emsp;&emsp;RS-485\u82af\u7247\u7684\u5de5\u4f5c\u539f\u7406<\/h3>\n<p>&emsp;&emsp;RS-485\u82af\u7247\u662f\u4e00\u79cd\u53ef\u4ee5\u5c06UART\u63a5\u53e3\u7684\u534a\u53cc\u5de5\u6570\u636e\u8f6c\u6362\u6210\u5168\u53cc\u5de5\u6570\u636e\u7684\u82af\u7247\uff0c\u5b83\u7684\u5de5\u4f5c\u539f\u7406\u662f\u5c06UART\u63a5\u53e3\u7684\u53d1\u9001\u5f15\u811a\u548c\u63a5\u6536\u5f15\u811a\u5206\u522b\u8fde\u63a5\u5230RS-485\u82af\u7247\u7684\u4e24\u4e2a\u8f93\u5165\u7aef\uff0c\u7136\u540e\u5c06RS-485\u82af\u7247\u7684\u4e24\u4e2a\u8f93\u51fa\u7aef\u5206\u522b\u8fde\u63a5\u5230UART\u63a5\u53e3\u7684\u53d1\u9001\u5f15\u811a\u548c\u63a5\u6536\u5f15\u811a\uff0c\u8fd9\u6837\u5c31\u53ef\u4ee5\u5b9e\u73b0UART\u63a5\u53e3\u7684\u5168\u53cc\u5de5\u6570\u636e\u4f20\u8f93\u3002<\/p>\n<h2 style=\"text-align: center;\">\u603b\u7ed3<\/h2>\n<p>&emsp;&emsp;<strong>UART\u63a5\u53e3\u53ef\u4ee5\u7528\u6765\u8fde\u63a5\u591a\u79cd\u8bbe\u5907\uff0c\u5b83\u53ef\u4ee5\u5b9e\u73b0\u534a\u53cc\u5de5\u6216\u5168\u53cc\u5de5\u7684\u6570\u636e\u4f20\u8f93\uff0c\u4f46\u662fUART\u63a5\u53e3\u672c\u8eab\u53ea\u80fd\u5b9e\u73b0\u534a\u53cc\u5de5\u7684\u6570\u636e\u4f20\u8f93\u3002<\/strong>\u8981\u5b9e\u73b0\u5168\u53cc\u5de5\u7684\u6570\u636e\u4f20\u8f93\uff0c\u9700\u8981\u4f7f\u7528\u5916\u90e8\u7684\u8bbe\u5907\uff0c\u5982RS-485\u82af\u7247\u6216\u8005RS-422\u82af\u7247\uff0c\u8fd9\u4e9b\u82af\u7247\u53ef\u4ee5\u5c06UART\u63a5\u53e3\u7684\u534a\u53cc\u5de5\u6570\u636e\u8f6c\u6362\u6210\u5168\u53cc\u5de5\u7684\u6570\u636e\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>UART\uff08UniversalAsynchronousReceiver\/Transmitter\uff09\u662f\u4e00\u79cd\u53ef\u4ee5\u53d1\u9001\u548c\u63a5\u6536\u5f02\u6b65\u6570\u636e\u7684\u63a5\u53e3\uff0c\u5b83\u662f\u4e00\u79cd\u4e32\u884c\u63a5\u53e3\uff0c\u53ef\u4ee5\u5c06\u591a\u8def\u6570\u636e\u6d41\u5408<\/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":[145],"class_list":["post-46797","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\/46797"}],"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=46797"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/46797\/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=46797"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=46797"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=46797"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}