{"id":77577,"date":"2024-01-15T17:51:55","date_gmt":"2024-01-15T09:51:55","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=77577"},"modified":"2024-01-15T17:51:55","modified_gmt":"2024-01-15T09:51:55","slug":"ssljsgsyyy","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/77577.html","title":{"rendered":"SPI\u901f\u7387\u8ba1\u7b97\u516c\u5f0f\u4e0e\u5e94\u7528"},"content":{"rendered":"

  \u5728\u5d4c\u5165\u5f0f\u7cfb\u7edf\u548c\u901a\u4fe1\u9886\u57df\u4e2d\uff0cSPI\uff08Serial Peripheral Interface\uff09\u63a5\u53e3\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u4e32\u884c\u901a\u4fe1\u534f\u8bae\uff0c\u7528\u4e8e\u5728\u8bbe\u5907\u4e4b\u95f4\u8fdb\u884c\u6570\u636e\u4f20\u8f93\u3002SPI\u901f\u7387\u8ba1\u7b97\u516c\u5f0f\u662f\u5728\u8bbe\u8ba1\u548c\u4f18\u5316SPI\u63a5\u53e3\u65f6\u4e0d\u53ef\u6216\u7f3a\u7684\u91cd\u8981\u5de5\u5177\u3002\u4eca\u5929\u6211\u4eec\u5c06\u4ecb\u7ecdSPI\u901f\u7387\u8ba1\u7b97\u516c\u5f0f\u7684\u539f\u7406\u4ee5\u53ca\u5176\u5728\u5b9e\u9645\u4e2d\u7684\u5e94\u7528\uff0c\u5e2e\u52a9\u8bfb\u8005\u66f4\u6df1\u5165\u4e86\u89e3SPI\u63a5\u53e3\u7684\u5de5\u4f5c\u539f\u7406\u548c\u4f18\u5316\u65b9\u6cd5\u3002<\/p>\n

\u57fa\u672cSPI\u901f\u7387\u8ba1\u7b97\u516c\u5f0f<\/h2>\n

  \u5728SPI\u63a5\u53e3\u901a\u4fe1\u4e2d\uff0c\u901f\u7387\u7684\u8ba1\u7b97\u662f\u81f3\u5173\u91cd\u8981\u7684\u3002SPI\u901f\u7387\u8ba1\u7b97\u516c\u5f0f\u7528\u4e8e\u786e\u5b9a\u6570\u636e\u4f20\u8f93\u7684\u901f\u7387\uff0c\u4ee5\u4fbf\u5728\u8bbe\u8ba1\u4e2d\u6ee1\u8db3\u7cfb\u7edf\u9700\u6c42\u5e76\u4fdd\u6301\u901a\u4fe1\u7a33\u5b9a\u3002\u57fa\u672cSPI\u901f\u7387\u8ba1\u7b97\u516c\u5f0f\u5982\u4e0b\uff1a<\/p>\n

  \u901a\u7528SPI\u901f\u7387\u8ba1\u7b97\u516c\u5f0f<\/h3>\n

  \u901a\u7528\u7684SPI\u901f\u7387\u8ba1\u7b97\u516c\u5f0f\u53ef\u4ee5\u8868\u793a\u4e3a\uff1a<\/p>\n

\u901f\u7387 = \u7cfb\u7edf\u65f6\u949f\u9891\u7387 \/ \u5206\u9891\u7cfb\u6570<\/pre>\n
  \u5176\u4e2d\uff0c\u7cfb\u7edf\u65f6\u949f\u9891\u7387\u662f\u5fae\u63a7\u5236\u5668\u6216\u5176\u4ed6\u4e3b\u63a7\u8bbe\u5907\u7684\u65f6\u949f\u9891\u7387\uff0c\u800c\u5206\u9891\u7cfb\u6570\u662f\u6839\u636e\u5177\u4f53SPI\u8bbe\u5907\u548c\u63a5\u53e3\u8bbe\u7f6e\u7684\u53c2\u6570\uff0c\u7528\u4e8e\u786e\u5b9a\u5b9e\u9645\u7684\u6570\u636e\u4f20\u8f93\u901f\u7387\u3002<\/p>\n
  \u793a\u4f8b\uff1a\u4f7f\u7528SPI\u901f\u7387\u8ba1\u7b97\u516c\u5f0f<\/h3>\n
  \u4e3e\u4f8b\u6765\u8bf4\uff0c\u5047\u8bbe\u7cfb\u7edf\u65f6\u949f\u9891\u7387\u4e3a10MHz\uff0c\u5206\u9891\u7cfb\u6570\u4e3a4\uff0c\u4ee3\u5165\u8ba1\u7b97\u516c\u5f0f\u53ef\u5f97SPI\u63a5\u53e3\u7684\u4f20\u8f93\u901f\u7387\u4e3a2.5MHz\u3002\u8fd9\u4e2a\u901f\u7387\u53ef\u4ee5\u7528\u6765\u8bc4\u4f30SPI\u63a5\u53e3\u7684\u6027\u80fd\uff0c\u5e76\u6839\u636e\u5177\u4f53\u7684\u5e94\u7528\u9700\u6c42\u8fdb\u884c\u8c03\u6574\u3002<\/p>\n
SPI\u901f\u7387\u8ba1\u7b97\u516c\u5f0f\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\u7684\u91cd\u8981\u6027<\/h2>\n
  \u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0cSPI\u901f\u7387\u8ba1\u7b97\u516c\u5f0f\u7684\u5408\u7406\u4f7f\u7528\u53ef\u4ee5\u5e26\u6765\u8bb8\u591a\u76ca\u5904\u3002<\/p>\n
  \u4f18\u5316\u4f20\u8f93\u901f\u7387<\/h3>\n
  \u901a\u8fc7\u5408\u7406\u5730\u8c03\u6574\u5206\u9891\u7cfb\u6570\uff0c\u53ef\u4ee5\u4f7fSPI\u63a5\u53e3\u7684\u901f\u7387\u9002\u5e94\u4e0d\u540c\u7684\u5916\u8bbe\u8bbe\u5907\u6216\u7cfb\u7edf\u8981\u6c42\uff0c\u4ece\u800c\u5b9e\u73b0\u6700\u4f73\u7684\u6570\u636e\u4f20\u8f93\u901f\u7387\u3002<\/p>\n
  \u964d\u4f4e\u901a\u4fe1\u9519\u8bef\u7387<\/h3>\n
  \u5408\u7406\u7684\u901f\u7387\u8ba1\u7b97\u548c\u8c03\u6574\u53ef\u4ee5\u5e2e\u52a9\u51cf\u5c11\u901a\u4fe1\u9519\u8bef\u7387\uff0c\u63d0\u9ad8\u7cfb\u7edf\u7a33\u5b9a\u6027\u548c\u53ef\u9760\u6027\u3002<\/p>\n
\u7ed3\u8bba<\/h2>\n
  \u901a\u8fc7\u672c\u6587\u7684\u4ecb\u7ecd\uff0c\u6211\u4eec\u4e86\u89e3\u4e86SPI\u901f\u7387\u8ba1\u7b97\u516c\u5f0f\u7684\u57fa\u672c\u539f\u7406\u548c\u5b9e\u9645\u5e94\u7528\u3002<\/strong>\u5408\u7406\u5730\u4f7f\u7528SPI\u901f\u7387\u8ba1\u7b97\u516c\u5f0f\uff0c\u53ef\u4ee5\u5e2e\u52a9\u4f18\u5316\u7cfb\u7edf\u6027\u80fd\uff0c\u63d0\u9ad8\u6570\u636e\u4f20\u8f93\u7684\u53ef\u9760\u6027\u548c\u7a33\u5b9a\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u5728\u5d4c\u5165\u5f0f\u7cfb\u7edf\u548c\u901a\u4fe1\u9886\u57df\u4e2d\uff0cSPI\uff08SerialPeripheralInterface\uff09\u63a5\u53e3\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u4e32\u884c\u901a\u4fe1\u534f\u8bae\uff0c\u7528\u4e8e\u5728\u8bbe\u5907\u4e4b\u95f4\u8fdb\u884c\u6570\u636e\u4f20\u8f93\u3002SPI\u901f\u7387\u8ba1\u7b97\u516c\u5f0f\u662f\u5728<\/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":[288],"class_list":["post-77577","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\/77577","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=77577"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/77577\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media\/64183"}],"wp:attachment":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media?parent=77577"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=77577"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=77577"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}