{"id":57592,"date":"2023-10-17T04:54:22","date_gmt":"2023-10-16T20:54:22","guid":{"rendered":"https:\/\/www.techphant.cn\/blog\/57592.html"},"modified":"2023-10-17T04:54:22","modified_gmt":"2023-10-16T20:54:22","slug":"sdskyzckm","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/57592.html","title":{"rendered":"STM32\u7684SPI\u53ef\u4ee5\u8f6c\u4e32\u53e3\u5417\uff1f"},"content":{"rendered":"

  STM32\u662f\u4e00\u6b3e\u975e\u5e38\u6d41\u884c\u7684\u5fae\u63a7\u5236\u5668\uff0c\u5176\u5185\u7f6eSPI\u63a5\u53e3\u53ef\u4ee5\u5b9e\u73b0\u4e0e\u5916\u90e8\u8bbe\u5907\u7684\u5feb\u901f\u901a\u4fe1\u3002\u672c\u6587\u5c06\u8be6\u7ec6\u4ecb\u7ecdSTM32\u7684SPI\u63a5\u53e3\u4ee5\u53ca\u5982\u4f55\u5c06\u5176\u8f6c\u6362\u4e3a\u4e32\u53e3\uff0c\u4ee5\u5b9e\u73b0\u4e0e\u5916\u90e8\u8bbe\u5907\u7684\u901a\u4fe1\u3002<\/p>\n

STM32\u7684SPI\u63a5\u53e3<\/h2>\n

  SPI\u63a5\u53e3\u7684\u57fa\u672c\u6982\u5ff5<\/h3>\n

  SPI\uff08Serial Peripheral Interface\uff09\u662f\u4e00\u79cd\u5e7f\u6cdb\u4f7f\u7528\u7684\u8fde\u63a5\u5916\u56f4\u8bbe\u5907\u7684\u4e32\u884c\u63a5\u53e3\uff0c\u5b83\u53ef\u4ee5\u7528\u6765\u8fde\u63a5\u591a\u79cd\u5916\u56f4\u8bbe\u5907\uff0c\u5982\u5b58\u50a8\u5668\uff0c\u4f20\u611f\u5668\uff0c\u663e\u793a\u5668\u7b49\u3002SPI\u63a5\u53e3\u7684\u4f20\u8f93\u901f\u7387\u53ef\u4ee5\u8fbe\u5230\u6bcf\u79d2\u51e0\u5341\u5146\u6bd4\u7279\uff0c\u53ef\u4ee5\u6ee1\u8db3\u5927\u591a\u6570\u5e94\u7528\u7684\u8981\u6c42\u3002<\/p>\n

  STM32\u7684SPI\u63a5\u53e3<\/h3>\n

  STM32\u7684SPI\u63a5\u53e3\u662f\u4e00\u79cd\u5168\u53cc\u5de5\u7684\uff0c\u53ef\u4ee5\u540c\u65f6\u6536\u53d1\u6570\u636e\u7684\u63a5\u53e3\u3002\u5b83\u652f\u6301\u901a\u8fc74\u79cd\u6a21\u5f0f\u6765\u5b9e\u73b0\u6570\u636e\u4f20\u8f93\uff0c\u5305\u62ec\uff1a\u6807\u51c6SPI\u6a21\u5f0f\uff0c\u5feb\u901fSPI\u6a21\u5f0f\uff0c\u53cc\u7ebfSPI\u6a21\u5f0f\u548cQuad-SPI\u6a21\u5f0f\u3002STM32\u7684SPI\u63a5\u53e3\u53ef\u4ee5\u652f\u6301\u6700\u9ad8\u901f\u7387\u4e3a50MHz\u7684\u4f20\u8f93\uff0c\u53ef\u4ee5\u6ee1\u8db3\u5927\u591a\u6570\u5e94\u7528\u7684\u8981\u6c42\u3002<\/p>\n

  STM32\u7684SPI\u53ef\u4ee5\u8f6c\u6362\u4e3a\u4e32\u53e3\u5417\uff1f<\/h3>\n

  \u7b54\u6848\u662f\u80af\u5b9a\u7684\u3002\u7531\u4e8eSTM32\u7684SPI\u63a5\u53e3\u53ef\u4ee5\u652f\u6301\u6700\u9ad8\u901f\u7387\u4e3a50MHz\u7684\u4f20\u8f93\uff0c\u53ef\u4ee5\u6ee1\u8db3\u5927\u591a\u6570\u5e94\u7528\u7684\u8981\u6c42\uff0c\u56e0\u6b64\u53ef\u4ee5\u5c06\u5176\u8f6c\u6362\u4e3a\u4e32\u53e3\uff0c\u4ee5\u5b9e\u73b0\u4e0e\u5916\u90e8\u8bbe\u5907\u7684\u901a\u4fe1\u3002<\/p>\n

  \u5982\u4f55\u5c06STM32\u7684SPI\u8f6c\u6362\u4e3a\u4e32\u53e3\uff1f<\/h3>\n

  \u5c06STM32\u7684SPI\u8f6c\u6362\u4e3a\u4e32\u53e3\u7684\u5177\u4f53\u6b65\u9aa4\u5982\u4e0b\uff1a<\/p>\n

  1. \u9996\u5148\uff0c\u5728STM32\u4e0a\u914d\u7f6eSPI\u63a5\u53e3\uff0c\u4ee5\u4fbf\u80fd\u591f\u4e0e\u5916\u90e8\u8bbe\u5907\u8fdb\u884c\u901a\u4fe1\uff1b<\/p>\n

  2. \u7136\u540e\uff0c\u4f7f\u7528\u7279\u5b9a\u7684\u786c\u4ef6\u7535\u8def\u5c06SPI\u63a5\u53e3\u8f6c\u6362\u4e3a\u4e32\u53e3\u63a5\u53e3\uff1b<\/p>\n

  3. \u6700\u540e\uff0c\u5728\u4e32\u53e3\u63a5\u53e3\u4e0a\u4f7f\u7528UART\u534f\u8bae\u8fdb\u884c\u901a\u4fe1\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

  \u672c\u6587\u8be6\u7ec6\u4ecb\u7ecd\u4e86STM32\u7684SPI\u63a5\u53e3\u4ee5\u53ca\u5982\u4f55\u5c06\u5176\u8f6c\u6362\u4e3a\u4e32\u53e3\uff0c\u4ee5\u5b9e\u73b0\u4e0e\u5916\u90e8\u8bbe\u5907\u7684\u901a\u4fe1\u3002STM32\u7684SPI\u63a5\u53e3\u53ef\u4ee5\u652f\u6301\u6700\u9ad8\u901f\u7387\u4e3a50MHz\u7684\u4f20\u8f93\uff0c\u53ef\u4ee5\u6ee1\u8db3\u5927\u591a\u6570\u5e94\u7528\u7684\u8981\u6c42\uff0c\u56e0\u6b64\u53ef\u4ee5\u5c06\u5176\u8f6c\u6362\u4e3a\u4e32\u53e3\uff0c\u4ee5\u5b9e\u73b0\u4e0e\u5916\u90e8\u8bbe\u5907\u7684\u901a\u4fe1\u3002\u5c06STM32\u7684SPI\u8f6c\u6362\u4e3a\u4e32\u53e3\u7684\u5177\u4f53\u6b65\u9aa4\u5982\u4e0a\u6240\u8ff0\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

STM32\u662f\u4e00\u6b3e\u975e\u5e38\u6d41\u884c\u7684\u5fae\u63a7\u5236\u5668\uff0c\u5176\u5185\u7f6eSPI\u63a5\u53e3\u53ef\u4ee5\u5b9e\u73b0\u4e0e\u5916\u90e8\u8bbe\u5907\u7684\u5feb\u901f\u901a\u4fe1\u3002\u672c\u6587\u5c06\u8be6\u7ec6STM32\u7684SPI\u63a5\u53e3\u4ee5\u53ca\u5982\u4f55\u5c06\u5176\u8f6c\u6362\u4e3a\u4e32\u53e3<\/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":[287],"class_list":["post-57592","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-stm32"],"_links":{"self":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/57592"}],"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=57592"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/57592\/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=57592"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=57592"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=57592"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}