UART\uff08Universal Asynchronous Receiver Transmitter\uff09\u662f\u4e00\u79cd\u901a\u7528\u7684\u5f02\u6b65\u6536\u53d1\u5668\uff0c\u5b83\u662f\u4e00\u79cd\u7528\u4e8e\u5c06\u6570\u636e\u4ece\u4e00\u4e2a\u8bbe\u5907\u4f20\u8f93\u5230\u53e6\u4e00\u4e2a\u8bbe\u5907\u7684\u786c\u4ef6\u63a5\u53e3\u3002\u5b83\u53ef\u4ee5\u4f7f\u6570\u636e\u4ece\u4e00\u4e2a\u8bbe\u5907\u4f20\u8f93\u5230\u53e6\u4e00\u4e2a\u8bbe\u5907\uff0c\u800c\u4e0d\u9700\u8981\u4e24\u4e2a\u8bbe\u5907\u4e4b\u95f4\u540c\u6b65\u3002UART\u603b\u7ebf\u4e3b\u8981\u7531\u6570\u636e\u7ebf\u3001\u63a7\u5236\u7ebf\u548c\u5730\u7ebf\u7ec4\u6210\uff0c\u5176\u4e2d\u6570\u636e\u7ebf\u7528\u4e8e\u4f20\u8f93\u6570\u636e\uff0c\u63a7\u5236\u7ebf\u7528\u4e8e\u4f20\u8f93\u63a7\u5236\u4fe1\u53f7\uff0c\u800c\u5730\u7ebf\u5219\u7528\u4e8e\u4fe1\u53f7\u7684\u7edd\u5bf9\u53c2\u8003\u3002<\/p>\n
UART\u603b\u7ebf\u7531\u4e09\u4e2a\u7ebf\u8def\u7ec4\u6210\uff0c\u5206\u522b\u662f\u6570\u636e\u7ebf\u3001\u63a7\u5236\u7ebf\u548c\u5730\u7ebf\u3002<\/p>\n
\u6570\u636e\u7ebf\u662fUART\u603b\u7ebf\u7684\u6838\u5fc3\uff0c\u5b83\u7528\u4e8e\u5c06\u6570\u636e\u4ece\u4e00\u7aef\u4f20\u8f93\u5230\u53e6\u4e00\u7aef\u3002\u5b83\u901a\u5e38\u5305\u62ec\u4e00\u6761\u53d1\u9001\u6570\u636e\u7ebf\uff08TXD\uff09\u548c\u4e00\u6761\u63a5\u6536\u6570\u636e\u7ebf\uff08RXD\uff09\u3002<\/p>\n
\u63a7\u5236\u7ebf\u7528\u4e8e\u4f20\u8f93\u63a7\u5236\u4fe1\u53f7\uff0c\u5b83\u901a\u5e38\u5305\u62ec\u4e00\u6761\u6570\u636e\u53ef\u7528\u7ebf\uff08DTR\uff09\u3001\u4e00\u6761\u6570\u636e\u63a5\u6536\u5b8c\u6210\u7ebf\uff08DSR\uff09\u3001\u4e00\u6761\u6570\u636e\u53d1\u9001\u5b8c\u6210\u7ebf\uff08CTS\uff09\u548c\u4e00\u6761\u6570\u636e\u63a5\u6536\u7ebf\uff08RTS\uff09\u3002<\/p>\n
\u5730\u7ebf\u7528\u4e8e\u4fe1\u53f7\u7684\u7edd\u5bf9\u53c2\u8003\uff0c\u5b83\u662fUART\u603b\u7ebf\u7684\u57fa\u7840\uff0c\u53ef\u4ee5\u786e\u4fddUART\u603b\u7ebf\u7684\u7a33\u5b9a\u6027\u3002<\/p>\n
UART\u603b\u7ebf\u53ef\u4ee5\u7528\u4e8e\u63a7\u5236\u548c\u4f20\u8f93\u6570\u636e\uff0c\u5e7f\u6cdb\u5e94\u7528\u4e8e\u7535\u8111\u3001\u673a\u5668\u4eba\u3001\u667a\u80fd\u5bb6\u5c45\u7b49\u9886\u57df\u3002\u5176\u4e2d\uff0c\u6700\u5e38\u89c1\u7684\u5e94\u7528\u662f\u7535\u8111\u4e0e\u5916\u56f4\u8bbe\u5907\u7684\u8fde\u63a5\uff0c\u4f8b\u5982\u6253\u5370\u673a\u3001\u626b\u63cf\u4eea\u3001\u5916\u90e8\u5b58\u50a8\u8bbe\u5907\u7b49\u3002<\/p>\n
UART\u603b\u7ebf\u53ef\u4ee5\u7528\u4e8e\u7535\u8111\u4e0e\u5916\u56f4\u8bbe\u5907\u7684\u8fde\u63a5\uff0c\u4f8b\u5982\u6253\u5370\u673a\u3001\u626b\u63cf\u4eea\u3001\u5916\u90e8\u5b58\u50a8\u8bbe\u5907\u7b49\u3002\u5b83\u53ef\u4ee5\u4f7f\u7535\u8111\u4e0e\u5916\u56f4\u8bbe\u5907\u4e4b\u95f4\u7684\u6570\u636e\u4f20\u8f93\u66f4\u52a0\u9ad8\u6548\u3001\u53ef\u9760\u3002<\/p>\n
UART\u603b\u7ebf\u4e5f\u53ef\u4ee5\u7528\u4e8e\u673a\u5668\u4eba\u7684\u63a7\u5236\uff0c\u5b83\u53ef\u4ee5\u4f7f\u673a\u5668\u4eba\u66f4\u52a0\u7cbe\u51c6\u5730\u63a7\u5236\u7535\u673a\u3001\u4f20\u611f\u5668\u548c\u5176\u4ed6\u7ec4\u4ef6\uff0c\u4ece\u800c\u63d0\u9ad8\u673a\u5668\u4eba\u7684\u6548\u7387\u3002<\/p>\n
UART\u603b\u7ebf\u4e5f\u53ef\u4ee5\u7528\u4e8e\u667a\u80fd\u5bb6\u5c45\u7cfb\u7edf\u7684\u63a7\u5236\uff0c\u5b83\u53ef\u4ee5\u4f7f\u667a\u80fd\u5bb6\u5c45\u7cfb\u7edf\u66f4\u52a0\u7a33\u5b9a\u3001\u53ef\u9760\uff0c\u4ece\u800c\u63d0\u9ad8\u5bb6\u5ead\u7684\u5b89\u5168\u6027\u3002<\/p>\n
UART\u603b\u7ebf\u662f\u4e00\u79cd\u901a\u7528\u7684\u5f02\u6b65\u6536\u53d1\u5668\uff0c\u5b83\u7531\u6570\u636e\u7ebf\u3001\u63a7\u5236\u7ebf\u548c\u5730\u7ebf\u7ec4\u6210\uff0c\u53ef\u7528\u4e8e\u5c06\u6570\u636e\u4ece\u4e00\u4e2a\u8bbe\u5907\u4f20\u8f93\u5230\u53e6\u4e00\u4e2a\u8bbe\u5907\u3002<\/strong>\u5b83\u5e7f\u6cdb\u5e94\u7528\u4e8e\u7535\u8111\u3001\u673a\u5668\u4eba\u3001\u667a\u80fd\u5bb6\u5c45\u7b49\u9886\u57df\uff0c\u53ef\u4ee5\u4f7f\u6570\u636e\u4f20\u8f93\u66f4\u52a0\u9ad8\u6548\u3001\u53ef\u9760\u3002<\/p>\n","protected":false},"excerpt":{"rendered":" UART\uff08UniversalAsynchronousReceiverTransmitter\uff09\u662f\u4e00\u79cd\u901a\u7528\u7684\u5f02\u6b65\u6536\u53d1\u5668\uff0c\u5b83\u662f\u4e00\u79cd\u7528\u4e8e\u5c06\u6570\u636e\u4ece\u4e00\u4e2a\u8bbe\u5907\u4f20\u8f93\u5230\u53e6\u4e00\u4e2a\u8bbe\u5907\u7684\u786c<\/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-46398","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\/46398","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=46398"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/46398\/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=46398"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=46398"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=46398"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}