{"id":74908,"date":"2024-01-12T03:03:19","date_gmt":"2024-01-11T19:03:19","guid":{"rendered":"\/\/www.dealsbon.com\/?p=74908"},"modified":"2024-01-12T03:03:19","modified_gmt":"2024-01-11T19:03:19","slug":"ljishutxxy","status":"publish","type":"post","link":"\/\/www.dealsbon.com\/blog\/74908.html","title":{"rendered":"\u4e86\u89e3i2c\u3001spi\u548cuart\u901a\u4fe1\u534f\u8bae"},"content":{"rendered":"

  \u901a\u4fe1\u534f\u8bae\u662f\u5728\u5d4c\u5165\u5f0f<\/a>\u7cfb\u7edf\u548c\u5916\u90e8\u8bbe\u5907\u4e4b\u95f4\u4f20\u8f93\u6570\u636e\u7684\u7279\u5b9a\u65b9\u5f0f\u3002i2c\u3001spi\u548cuart\u662f\u5e38\u7528\u7684\u901a\u4fe1\u534f\u8bae\uff0c\u5b83\u4eec\u5404\u81ea\u5177\u6709\u72ec\u7279\u7684\u7279\u70b9\u548c\u7528\u9014\u3002\u672c\u6587\u5c06\u89e3\u91ca\u8fd9\u4e9b\u901a\u4fe1\u534f\u8bae\u7684\u7279\u70b9\uff0c\u4ee5\u53ca\u5b83\u4eec\u7684\u5e94\u7528\u8303\u56f4\u3002<\/p>\n

i2c\u901a\u4fe1\u534f\u8bae\u7684\u7279\u70b9<\/h2>\n

  i2c\uff08inter-integrated circuit\uff09\u662f\u4e00\u79cd\u4e32\u884c\u901a\u4fe1\u534f\u8bae\uff0c\u6700\u521d\u7531\u98de\u5229\u6d66\u516c\u53f8\uff08\u73b0\u5728\u7684\u6069\u667a\u6d66\uff09\u63d0\u51fa\u3002i2c\u901a\u4fe1\u534f\u8bae\u5177\u6709\u4ee5\u4e0b\u7279\u70b9\uff1a<\/p>\n

  \u7b80\u5355\u8fde\u63a5<\/h3>\n

  i2c\u53ef\u4ee5\u8f7b\u677e\u5730\u8fde\u63a5\u591a\u4e2a\u8bbe\u5907\uff0c\u56e0\u4e3a\u5b83\u4f7f\u7528\u4e24\u6839\u7ebf\u8fdb\u884c\u901a\u4fe1\uff1a\u4e00\u4e2a\u65f6\u949f\u7ebf\u548c\u4e00\u4e2a\u6570\u636e\u7ebf\u3002<\/p>\n

  \u591a\u4e3b\u673a\u7cfb\u7edf<\/h3>\n

  i2c\u652f\u6301\u591a\u4e3b\u673a\u7cfb\u7edf\uff0c\u53ef\u4ee5\u5141\u8bb8\u591a\u4e2a\u4e3b\u673a\u8bbe\u5907\u540c\u65f6\u8fdb\u884c\u901a\u4fe1\uff0c\u8fd9\u5728\u67d0\u4e9b\u5e94\u7528\u4e2d\u975e\u5e38\u6709\u7528\u3002<\/p>\n

  \u4f4e\u529f\u8017<\/h3>\n

  \u5728i2c\u901a\u4fe1\u4e2d\uff0c\u8bbe\u5907\u53ea\u6709\u5728\u9700\u8981\u53d1\u9001\u6216\u63a5\u6536\u6570\u636e\u65f6\u624d\u4f1a\u6d88\u8017\u7535\u529b\uff0c\u56e0\u6b64\u5b83\u662f\u4e00\u79cd\u4f4e\u529f\u8017\u7684\u901a\u4fe1\u534f\u8bae\u3002<\/p>\n

spi\u901a\u4fe1\u534f\u8bae\u7684\u7279\u70b9<\/h2>\n

  spi\uff08Serial Peripheral Interface\uff09\u662f\u4e00\u79cd\u540c\u6b65\u4e32\u884c\u6570\u636e\u901a\u4fe1\u534f\u8bae\uff0c\u5176\u4e3b\u8981\u7279\u70b9\u5982\u4e0b\uff1a<\/p>\n

  \u9ad8\u901f\u4f20\u8f93<\/h3>\n

  \u4e0ei2c\u76f8\u6bd4\uff0cspi\u901a\u4fe1\u534f\u8bae\u53ef\u4ee5\u5b9e\u73b0\u66f4\u9ad8\u7684\u6570\u636e\u4f20\u8f93\u901f\u5ea6\uff0c\u56e0\u4e3a\u5b83\u4f7f\u7528\u591a\u6839\u6570\u636e\u7ebf\uff0c\u5141\u8bb8\u5e76\u884c\u4f20\u8f93\u3002<\/p>\n

  \u5168\u53cc\u5de5\u901a\u4fe1<\/h3>\n

  spi\u652f\u6301\u5168\u53cc\u5de5<\/a>\u901a\u4fe1\uff0c\u53ef\u4ee5\u540c\u65f6\u8fdb\u884c\u53d1\u9001\u548c\u63a5\u6536\u6570\u636e\uff0c\u901f\u5ea6\u66f4\u5feb\uff0c\u6548\u7387\u66f4\u9ad8\u3002<\/p>\n

  \u4e0d\u540c\u8bbe\u5907\u4e4b\u95f4\u901a\u4fe1<\/h3>\n

  spi\u901a\u4fe1\u534f\u8bae\u53ef\u4ee5\u7528\u4e8e\u4e0d\u540c\u8bbe\u5907\u95f4\u7684\u901a\u4fe1\uff0c\u5b83\u4e3b\u8981\u7528\u4e8e\u8fde\u63a5\u5fae\u63a7\u5236\u5668\u548c\u5916\u56f4\u8bbe\u5907\uff0c\u6bd4\u5982\u4f20\u611f\u5668\u3001\u5b58\u50a8\u5668\u548c\u663e\u793a\u5668\u3002<\/p>\n

uart\u901a\u4fe1\u534f\u8bae\u7684\u7279\u70b9<\/h2>\n

  uart\uff08Universal Asynchronous Receiver\/Transmitter\uff09\u662f\u4e00\u79cd\u901a\u7528\u7684\u5f02\u6b65\u4e32\u884c\u901a\u4fe1\u534f\u8bae\uff0c\u5176\u4e3b\u8981\u7279\u70b9\u5305\u62ec\uff1a<\/p>\n

  \u7b80\u5355\u5b9e\u73b0<\/h3>\n

  uart\u901a\u4fe1\u534f\u8bae\u975e\u5e38\u7b80\u5355\uff0c\u5728\u5b9e\u73b0\u65f6\u4e0d\u9700\u8981\u592a\u591a\u7684\u786c\u4ef6\u652f\u6301\uff0c\u56e0\u6b64\u88ab\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5404\u79cd\u5d4c\u5165\u5f0f\u7cfb\u7edf\u3002<\/p>\n

  \u9002\u7528\u4e8e\u8fd1\u8ddd\u79bb\u901a\u4fe1<\/h3>\n

  uart\u4e3b\u8981\u9002\u7528\u4e8e\u8fd1\u8ddd\u79bb\u7684\u901a\u4fe1\uff0c\u5982PCB<\/a>\u677f\u4e0a\u7684\u5185\u90e8\u901a\u4fe1\u3002\u5b83\u5728\u77ed\u8ddd\u79bb\u901a\u4fe1\u65f6\u6548\u679c\u975e\u5e38\u597d\u3002<\/p>\n

  \u5f02\u6b65\u901a\u4fe1<\/h3>\n

  \u4e0ei2c\u548cspi\u4e0d\u540c\uff0cuart\u91c7\u7528\u5f02\u6b65\u901a\u4fe1\u65b9\u5f0f\uff0c\u6570\u636e\u4ee5\u56fa\u5b9a\u7684\u901f\u7387\u53d1\u9001\uff0c\u9002\u7528\u4e8e\u8bb8\u591a\u5e94\u7528\u573a\u666f\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

  \u6bcf\u79cd\u901a\u4fe1\u534f\u8bae\u90fd\u6709\u5176\u72ec\u7279\u7684\u7279\u70b9\u548c\u7528\u9014\uff0c\u53ef\u4ee5\u6839\u636e\u5177\u4f53\u7684\u5e94\u7528\u9700\u6c42\u9009\u62e9\u5408\u9002\u7684\u534f\u8bae\u6765\u5b9e\u73b0\u8bbe\u5907\u4e4b\u95f4\u7684\u901a\u4fe1\u3002<\/strong>i2c\u9002\u5408\u8fde\u63a5\u591a\u4e2a\u8bbe\u5907\u3001\u4f4e\u529f\u8017\u7684\u5e94\u7528\u573a\u666f\uff1bspi\u9002\u7528\u4e8e\u9ad8\u901f\u4f20\u8f93\u548c\u5168\u53cc\u5de5\u901a\u4fe1\u7684\u573a\u5408\uff1buart\u7b80\u5355\u6613\u7528\uff0c\u9002\u5408\u4e8e\u8fd1\u8ddd\u79bb\u901a\u4fe1\u3002\u6df1\u5165\u4e86\u89e3\u548c\u719f\u7ec3\u638c\u63e1\u8fd9\u4e9b\u901a\u4fe1\u534f\u8bae\uff0c\u5bf9\u4e8e\u5d4c\u5165\u5f0f\u7cfb\u7edf\u5de5\u7a0b\u5e08\u6765\u8bf4\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

\u901a\u4fe1\u534f\u8bae\u662f\u5728\u5d4c\u5165\u5f0f\u7cfb\u7edf\u548c\u5916\u90e8\u8bbe\u5907\u4e4b\u95f4\u4f20\u8f93\u6570\u636e\u7684\u7279\u5b9a\u65b9\u5f0f\u3002i2c\u3001spi\u548cuart\u662f\u5e38\u7528\u7684\u901a\u4fe1\u534f\u8bae\uff0c\u5b83\u4eec\u5404\u81ea\u5177\u6709\u72ec\u7279\u7684\u7279\u70b9\u548c\u7528\u9014\u3002\u672c\u6587\u5c06\u89e3\u91ca\u8fd9\u4e9b\u901a\u4fe1\u534f\u8bae\u7684\u7279\u70b9\uff0c\u4ee5\u53ca\u5b83\u4eec\u7684\u5e94<\/p>\n","protected":false},"author":1,"featured_media":64183,"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":[137],"class_list":["post-74908","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-txxy"],"_links":{"self":[{"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/posts\/74908"}],"collection":[{"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/comments?post=74908"}],"version-history":[{"count":0,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/posts\/74908\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/media\/64183"}],"wp:attachment":[{"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/media?parent=74908"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/categories?post=74908"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/tags?post=74908"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}