{"id":68459,"date":"2023-12-23T18:14:58","date_gmt":"2023-12-23T10:14:58","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=68459"},"modified":"2023-12-23T18:14:58","modified_gmt":"2023-12-23T10:14:58","slug":"ukyyzum","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/68459.html","title":{"rendered":"USART\u53ef\u4ee5\u7528\u4f5cUART\u5417"},"content":{"rendered":"

  USART\uff08Universal Synchronous Asynchronous Receiver Transmitter\uff09\u662f\u901a\u7528\u540c\u6b65\u5f02\u6b65\u6536\u53d1\u5668\u7684\u7f29\u5199\uff0c\u53ef\u4ee5\u7528\u4e8e\u4e32\u884c\u6570\u636e\u901a\u4fe1\u3002\u4f46\u5b83\u662f\u5426\u53ef\u4ee5\u5b8c\u5168\u7528\u4f5cUART\u5462\uff1f\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u5c06\u6df1\u5165\u63a2\u8ba8\u8fd9\u4e2a\u95ee\u9898\u3002<\/p>\n

USART\u548cUART\u7684\u533a\u522b\u4e0e\u8054\u7cfb<\/h2>\n

  \u9996\u5148\uff0c\u6211\u4eec\u9700\u8981\u660e\u786eUSART\u548cUART\u4e4b\u95f4\u7684\u5173\u7cfb\u3002\u867d\u7136\u5b83\u4eec\u90fd\u7528\u4e8e\u4e32\u884c\u901a\u4fe1\uff0c\u4f46USART\u5728\u529f\u80fd\u548c\u7075\u6d3b\u6027\u4e0a\u8981\u6bd4UART\u66f4\u52a0\u5f3a\u5927\u3002USART\u652f\u6301\u540c\u6b65\u548c\u5f02\u6b65\u901a\u4fe1\uff0c\u53ef\u4ee5\u5728\u5168\u53cc\u5de5<\/a>\u548c\u534a\u53cc\u5de5<\/a>\u6a21\u5f0f\u4e0b\u5de5\u4f5c\uff0c\u800cUART\u901a\u5e38\u53ea\u652f\u6301\u5f02\u6b65\u901a\u4fe1\u548c\u534a\u53cc\u5de5\u6a21\u5f0f\u3002<\/p>\n

  USART\u7684\u5de5\u4f5c\u539f\u7406<\/h3>\n

  USART\u901a\u8fc7\u53d1\u9001\u548c\u63a5\u6536\u6570\u636e\u6765\u5b9e\u73b0\u901a\u4fe1\u3002\u5728\u540c\u6b65\u901a\u4fe1\u4e2d\uff0c\u6570\u636e\u4f20\u8f93\u662f\u6839\u636e\u5916\u90e8\u65f6\u949f\u4fe1\u53f7\u8fdb\u884c\u540c\u6b65\u7684\uff0c\u800c\u5728\u5f02\u6b65\u901a\u4fe1\u4e2d\uff0c\u6570\u636e\u7684\u4f20\u8f93\u7531\u8d77\u59cb\u4f4d\u3001\u6570\u636e\u4f4d\u3001\u6821\u9a8c\u4f4d\u548c\u505c\u6b62\u4f4d\u7ec4\u6210\u3002<\/p>\n

  UART\u7684\u529f\u80fd<\/h3>\n

  UART\u662f\u901a\u7528\u5f02\u6b65\u6536\u53d1\u5668\uff0c\u4e3b\u8981\u7528\u4e8e\u4e32\u884c\u901a\u4fe1\u3002\u5b83\u5177\u6709\u8f83\u7b80\u5355\u7684\u7ed3\u6784\uff0c\u9002\u7528\u4e8e\u4e0d\u9700\u8981\u540c\u6b65\u901a\u4fe1\u7684\u5e94\u7528\uff0c\u5982\u4e32\u53e3\u901a\u4fe1\u3001RS-232\u901a\u4fe1\u7b49\u3002<\/p>\n

USART\u7528\u4f5cUART\u7684\u53ef\u80fd\u6027<\/h2>\n

  \u90a3\u4e48\uff0c\u6839\u636e\u4ee5\u4e0a\u7684\u4ecb\u7ecd\uff0c\u6211\u4eec\u53ef\u4ee5\u5f97\u51fa\u7ed3\u8bba\uff1aUSART\u53ef\u4ee5\u7528\u4f5cUART\u3002\u4e8b\u5b9e\u4e0a\uff0c\u8bb8\u591a\u5305\u542bUSART\u529f\u80fd\u7684\u82af\u7247\u548c\u6a21\u5757\u5728UART\u6a21\u5f0f\u4e0b\u4f7f\u7528USART\uff0c\u53ea\u9700\u8981\u5c06\u65f6\u949f\u914d\u7f6e\u4e3a\u9002\u5f53\u7684\u901f\u7387\uff0c\u5173\u95ed\u540c\u6b65\u6a21\u5f0f\uff0c\u5e76\u6839\u636e\u9700\u8981\u8bbe\u7f6e\u6570\u636e\u4f4d\u3001\u6821\u9a8c\u4f4d\u548c\u505c\u6b62\u4f4d\u3002\u56e0\u6b64\uff0c\u4ece\u529f\u80fd\u4e0a\u8bb2\uff0cUSART\u53ef\u4ee5\u88ab\u89c6\u4e3aUART\u7684\u4e00\u79cd\u5b9e\u73b0\u3002<\/p>\n

  \u8f6f\u4ef6\u914d\u7f6e<\/h3>\n

  \u5728\u8bb8\u591a\u5fae\u63a7\u5236\u5668\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u8f6f\u4ef6\u914d\u7f6e\u6765\u5c06USART\u7528\u4f5cUART\u3002\u7528\u6237\u9700\u8981\u8bbe\u7f6e\u597d\u63a7\u5236\u5bc4\u5b58\u5668\u4ee5\u53ca\u901a\u4fe1\u534f\u8bae\uff0c\u4ece\u800c\u5b9e\u73b0\u4e0eUART\u5b8c\u5168\u517c\u5bb9\u7684\u529f\u80fd\u3002\u8fd9\u610f\u5473\u7740\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0cUSART\u53ef\u4ee5\u975e\u5e38\u7075\u6d3b\u5730\u7528\u4f5cUART<\/a>\uff0c\u662f\u4e00\u79cd\u5e7f\u6cdb\u4e14\u6709\u6548\u7684\u9009\u62e9\u3002<\/p>\n

  \u786c\u4ef6\u8fde\u63a5<\/h3>\n

  \u5728\u5177\u4f53\u7684\u786c\u4ef6\u8bbe\u8ba1\u4e2d\uff0c\u53ea\u9700\u6839\u636e\u5bf9\u5e94\u7684\u5f15\u811a\u8fde\u63a5\uff0c\u5c06USART\u4e0e\u5916\u90e8\u8bbe\u5907\u8fde\u63a5\u5373\u53ef\u3002\u7531\u4e8eUSART\u540c\u65f6\u652f\u6301\u540c\u6b65\u548c\u5f02\u6b65\u901a\u4fe1\uff0c\u56e0\u6b64\u53ef\u4ee5\u5728\u66f4\u591a\u7684\u5e94\u7528\u573a\u666f\u4e0b\u7075\u6d3b\u5e94\u7528\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

  \u901a\u8fc7\u5bf9USART\u548cUART\u7684\u529f\u80fd\u7279\u70b9\u4ee5\u53caUSART\u7528\u4f5cUART\u7684\u53ef\u80fd\u6027\u8fdb\u884c\u4e86\u63a2\u8ba8\uff0c\u6211\u4eec\u53ef\u4ee5\u5f97\u51fa\u7ed3\u8bba\uff1aUSART\u5b8c\u5168\u53ef\u4ee5\u7528\u4f5cUART\u3002<\/strong>\u5b83\u4e0d\u4ec5\u5177\u6709\u4e0eUART\u76f8\u540c\u7684\u57fa\u672c\u529f\u80fd\uff0c\u8fd8\u5177\u6709\u66f4\u52a0\u7075\u6d3b\u548c\u5f3a\u5927\u7684\u7279\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

USART\uff08UniversalSynchronousAsynchronousReceiverTransmitter\uff09\u662f\u901a\u7528\u540c\u6b65\u5f02\u6b65\u6536\u53d1\u5668\u7684\u7f29\u5199\uff0c\u53ef\u4ee5\u7528\u4e8e\u4e32\u884c\u6570\u636e\u901a<\/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-68459","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\/68459"}],"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=68459"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/68459\/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=68459"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=68459"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=68459"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}