{"id":45834,"date":"2023-10-05T20:02:08","date_gmt":"2023-10-05T12:02:08","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=45834"},"modified":"2023-10-05T20:02:08","modified_gmt":"2023-10-05T12:02:08","slug":"sfswsjdjsjj","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/45834.html","title":{"rendered":"SPI\u53d1\u900124\u4f4d\u6570\u636e\u7684\u6280\u672f\u7b80\u4ecb"},"content":{"rendered":"

  SPI\uff08Serial Peripheral Interface\uff09\u662f\u4e00\u79cd\u5e94\u7528\u5e7f\u6cdb\u7684\u4e32\u884c\u901a\u4fe1\u63a5\u53e3\uff0c\u5b83\u53ef\u4ee5\u7528\u6765\u53d1\u900124\u4f4d\u6570\u636e\uff0c\u5b83\u7684\u7279\u70b9\u662f\u4f4e\u6210\u672c\u3001\u9ad8\u901f\u7387\u3001\u9ad8\u6548\u7387\u3001\u53ef\u9760\u6027\u9ad8\uff0c\u5728\u5f88\u591a\u9886\u57df\u88ab\u5e7f\u6cdb\u5e94\u7528\u3002\u672c\u6587\u5c06\u4ecb\u7ecdSPI\u53d1\u900124\u4f4d\u6570\u636e\u7684\u6280\u672f\u7ec6\u8282\uff0c\u5e76\u8ba8\u8bba\u5176\u5e94\u7528\u573a\u666f\u3002<\/p>\n

SPI\u7684\u6280\u672f\u539f\u7406<\/h2>\n

  SPI\u7684\u6280\u672f\u539f\u7406\u662f\u901a\u8fc7\u4e3b\u673a\u548c\u4ece\u673a\u4e4b\u95f4\u7684\u4e32\u884c\u901a\u4fe1\uff0c\u6765\u53d1\u900124\u4f4d\u6570\u636e\u3002SPI\u7684\u4e3b\u673a\u548c\u4ece\u673a\u4e4b\u95f4\u901a\u8fc74\u6839\u7ebf\u8fde\u63a5\uff0c\u5206\u522b\u662f\uff1aSCLK\uff08\u65f6\u949f\u7ebf\uff09\u3001MOSI\uff08\u4e3b\u673a\u8f93\u51fa\u4ece\u673a\u8f93\u5165\uff09\u3001MISO\uff08\u4e3b\u673a\u8f93\u5165\u4ece\u673a\u8f93\u51fa\uff09\u3001CS\uff08\u7247\u9009\u7ebf\uff09\u3002<\/p>\n

  SCLK\u7ebf\u662fSPI\u7684\u65f6\u949f\u7ebf\uff0c\u5b83\u7531\u4e3b\u673a\u63a7\u5236\uff0c\u7528\u6765\u63a7\u5236\u6570\u636e\u7684\u4f20\u8f93\u901f\u5ea6\uff1bMOSI\u7ebf\u662f\u4e3b\u673a\u8f93\u51fa\u4ece\u673a\u8f93\u5165\u7684\u7ebf\uff0c\u7528\u6765\u4f20\u8f93\u6570\u636e\uff1bMISO\u7ebf\u662f\u4e3b\u673a\u8f93\u5165\u4ece\u673a\u8f93\u51fa\u7684\u7ebf\uff0c\u7528\u6765\u63a5\u6536\u6570\u636e\uff1bCS\u7ebf\u662f\u7247\u9009\u7ebf\uff0c\u7528\u6765\u63a7\u5236\u4ece\u673a\u7684\u5f00\u5173\u3002<\/p>\n

  \u5f53\u4e3b\u673a\u60f3\u8981\u53d1\u900124\u4f4d\u6570\u636e\u65f6\uff0c\u9996\u5148\u901a\u8fc7CS\u7ebf\u628a\u4ece\u673a\u7684\u5f00\u5173\u6253\u5f00\uff0c\u7136\u540e\u901a\u8fc7SCLK\u7ebf\u63a7\u5236MOSI\u7ebf\u7684\u4f20\u8f93\u901f\u5ea6\uff0c\u6700\u540e\u5c0624\u4f4d\u6570\u636e\u901a\u8fc7MOSI\u7ebf\u4f20\u8f93\u7ed9\u4ece\u673a\uff0c\u4ece\u673a\u63a5\u6536\u5230\u6570\u636e\u540e\uff0c\u901a\u8fc7MISO\u7ebf\u5c06\u6570\u636e\u53d1\u9001\u7ed9\u4e3b\u673a\uff0c\u8fd9\u6837\u5c31\u5b8c\u6210\u4e86SPI\u53d1\u900124\u4f4d\u6570\u636e\u7684\u8fc7\u7a0b\u3002<\/p>\n

SPI\u7684\u5e94\u7528\u573a\u666f<\/h2>\n

  SPI\u7684\u5e94\u7528\u573a\u666f\u975e\u5e38\u5e7f\u6cdb\uff0c\u5b83\u53ef\u4ee5\u7528\u6765\u53d1\u900124\u4f4d\u6570\u636e\uff0c\u53ef\u4ee5\u5e94\u7528\u5728\u591a\u79cd\u4e0d\u540c\u7684\u573a\u666f\u4e2d\uff0c\u4f8b\u5982\uff1a<\/p>\n

  1. \u6570\u636e\u4f20\u8f93<\/h3>\n

  SPI\u53ef\u4ee5\u7528\u6765\u5b9e\u73b0\u9ad8\u901f\u6570\u636e\u4f20\u8f93\uff0c\u53ef\u4ee5\u7528\u6765\u4f20\u8f93\u5927\u91cf\u7684\u6570\u636e\uff0c\u6bd4\u5982\u56fe\u50cf\u3001\u89c6\u9891\u7b49\uff0c\u4e5f\u53ef\u4ee5\u7528\u6765\u4f20\u8f93\u5c0f\u91cf\u7684\u6570\u636e\uff0c\u6bd4\u5982\u6e29\u5ea6\u3001\u6e7f\u5ea6\u7b49\u3002<\/p>\n

  2. \u63a7\u5236\u8bbe\u5907<\/h3>\n

  SPI\u53ef\u4ee5\u7528\u6765\u63a7\u5236\u5916\u56f4\u8bbe\u5907\uff0c\u6bd4\u5982\u63a7\u5236\u663e\u793a\u5668\u3001\u63a7\u5236\u9a6c\u8fbe\u3001\u63a7\u5236\u4f20\u611f\u5668\u7b49\uff0c\u5b83\u53ef\u4ee5\u5b9e\u73b0\u9ad8\u901f\u3001\u7cbe\u786e\u7684\u63a7\u5236\uff0c\u53ef\u4ee5\u6ee1\u8db3\u4e0d\u540c\u7684\u63a7\u5236\u9700\u6c42\u3002<\/p>\n

  3. \u6570\u636e\u5b58\u50a8<\/h3>\n

  SPI\u53ef\u4ee5\u7528\u6765\u5b9e\u73b0\u6570\u636e\u7684\u5b58\u50a8\uff0c\u53ef\u4ee5\u5b58\u50a8\u5927\u91cf\u7684\u6570\u636e\uff0c\u6bd4\u5982\u56fe\u50cf\u3001\u89c6\u9891\u7b49\uff0c\u4e5f\u53ef\u4ee5\u5b58\u50a8\u5c0f\u91cf\u7684\u6570\u636e\uff0c\u6bd4\u5982\u6e29\u5ea6\u3001\u6e7f\u5ea6\u7b49\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

  SPI\u662f\u4e00\u79cd\u5e94\u7528\u5e7f\u6cdb\u7684\u4e32\u884c\u901a\u4fe1\u63a5\u53e3\uff0c\u5b83\u53ef\u4ee5\u7528\u6765\u53d1\u900124\u4f4d\u6570\u636e\uff0c\u5b83\u7684\u7279\u70b9\u662f\u4f4e\u6210\u672c\u3001\u9ad8\u901f\u7387\u3001\u9ad8\u6548\u7387\u3001\u53ef\u9760\u6027\u9ad8\uff0c\u5728\u5f88\u591a\u9886\u57df\u88ab\u5e7f\u6cdb\u5e94\u7528\u3002<\/strong>SPI\u7684\u6280\u672f\u539f\u7406\u662f\u901a\u8fc7\u4e3b\u673a\u548c\u4ece\u673a\u4e4b\u95f4\u7684\u4e32\u884c\u901a\u4fe1\uff0c\u6765\u53d1\u900124\u4f4d\u6570\u636e\uff0c\u5b83\u7684\u5e94\u7528\u573a\u666f\u4e5f\u975e\u5e38\u5e7f\u6cdb\uff0c\u53ef\u4ee5\u7528\u6765\u5b9e\u73b0\u6570\u636e\u4f20\u8f93\u3001\u63a7\u5236\u8bbe\u5907\u3001\u6570\u636e\u5b58\u50a8\u7b49\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

SPI\uff08SerialPeripheralInterface\uff09\u662f\u4e00\u79cd\u5e94\u7528\u5e7f\u6cdb\u7684\u4e32\u884c\u901a\u4fe1\u63a5\u53e3\uff0c\u5b83\u53ef\u4ee5\u7528\u6765\u53d1\u900124\u4f4d\u6570\u636e\uff0c\u5b83\u7684\u7279\u70b9\u662f\u4f4e\u6210\u672c\u3001\u9ad8\u901f\u7387\u3001\u9ad8\u6548\u7387\u3001\u53ef\u9760\u6027\u9ad8\uff0c\u5728\u5f88\u591a<\/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":[288],"class_list":["post-45834","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-spitx"],"_links":{"self":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/45834","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=45834"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/45834\/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=45834"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=45834"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=45834"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}