{"id":59007,"date":"2023-10-19T16:33:19","date_gmt":"2023-10-19T08:33:19","guid":{"rendered":"https:\/\/www.techphant.cn\/blog\/59007.html"},"modified":"2023-10-19T16:33:19","modified_gmt":"2023-10-19T08:33:19","slug":"dckfhs","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/59007.html","title":{"rendered":"DMA\u4e32\u53e3FIFO\u51fd\u6570"},"content":{"rendered":"

  DMA\u4e32\u53e3FIFO\u51fd\u6570\u662f\u4e00\u79cd\u7528\u4e8e\u63a7\u5236\u4e32\u53e3\u8bbe\u5907\u7684\u786c\u4ef6\u51fd\u6570\uff0c\u5b83\u53ef\u4ee5\u63d0\u9ad8\u4e32\u53e3\u8bbe\u5907\u7684\u6027\u80fd\uff0c\u5e76\u4e14\u53ef\u4ee5\u66f4\u9ad8\u6548\u5730\u5904\u7406\u6570\u636e\u3002<\/strong>\u5b83\u53ef\u4ee5\u5e2e\u52a9\u7528\u6237\u66f4\u52a0\u6709\u6548\u5730\u63a7\u5236\u4e32\u53e3\u8bbe\u5907\uff0c\u5e76\u4e14\u53ef\u4ee5\u66f4\u5feb\u5730\u5904\u7406\u5927\u91cf\u6570\u636e\u3002\u672c\u6587\u5c06\u4ecb\u7ecdDMA\u4e32\u53e3FIFO\u51fd\u6570\u7684\u539f\u7406\u548c\u529f\u80fd\uff0c\u4ee5\u53ca\u5982\u4f55\u4f7f\u7528\u5b83\u6765\u63d0\u9ad8\u4e32\u53e3\u8bbe\u5907\u7684\u6027\u80fd\u3002<\/p>\n

DMA\u4e32\u53e3FIFO\u51fd\u6570\u7684\u539f\u7406<\/h2>\n

  DMA\u4e32\u53e3FIFO\u51fd\u6570\u662f\u4e00\u79cd\u786c\u4ef6\u51fd\u6570\uff0c\u5b83\u53ef\u4ee5\u63a7\u5236\u4e32\u53e3\u8bbe\u5907\u7684\u5de5\u4f5c\u6d41\u7a0b\uff0c\u4ee5\u53ca\u63a7\u5236\u4e32\u53e3\u8bbe\u5907\u7684\u6570\u636e\u4f20\u8f93\u3002\u5b83\u53ef\u4ee5\u63d0\u9ad8\u4e32\u53e3\u8bbe\u5907\u7684\u6027\u80fd\uff0c\u5e76\u4e14\u53ef\u4ee5\u66f4\u9ad8\u6548\u5730\u5904\u7406\u6570\u636e\u3002\u5b83\u7684\u539f\u7406\u662f\u901a\u8fc7\u4e00\u4e2a\u7f13\u51b2\u533a\uff0c\u5c06\u8bbe\u5907\u7684\u6570\u636e\u7f13\u5b58\u5728\u7f13\u51b2\u533a\u4e2d\uff0c\u7136\u540e\u518d\u5c06\u6570\u636e\u901a\u8fc7DMA\u4f20\u8f93\u5230\u8bbe\u5907\u3002\u8fd9\u6837\u53ef\u4ee5\u51cf\u5c11\u6570\u636e\u4f20\u8f93\u7684\u65f6\u95f4\uff0c\u63d0\u9ad8\u4f20\u8f93\u7684\u6548\u7387\u3002<\/p>\n

DMA\u4e32\u53e3FIFO\u51fd\u6570\u7684\u529f\u80fd<\/h2>\n

  DMA\u4e32\u53e3FIFO\u51fd\u6570\u7684\u4e3b\u8981\u529f\u80fd\u6709\uff1a<\/p>\n

  1.\u63a7\u5236\u6570\u636e\u4f20\u8f93<\/h3>\n

  DMA\u4e32\u53e3FIFO\u51fd\u6570\u53ef\u4ee5\u63a7\u5236\u4e32\u53e3\u8bbe\u5907\u7684\u6570\u636e\u4f20\u8f93\uff0c\u53ef\u4ee5\u66f4\u9ad8\u6548\u5730\u4f20\u8f93\u6570\u636e\u3002\u5b83\u53ef\u4ee5\u5c06\u6570\u636e\u7f13\u5b58\u5230\u7f13\u51b2\u533a\u4e2d\uff0c\u7136\u540e\u518d\u901a\u8fc7DMA\u4f20\u8f93\u5230\u8bbe\u5907\uff0c\u4ece\u800c\u51cf\u5c11\u6570\u636e\u4f20\u8f93\u7684\u65f6\u95f4\uff0c\u63d0\u9ad8\u4f20\u8f93\u7684\u6548\u7387\u3002<\/p>\n

  2.\u63a7\u5236\u4e32\u53e3\u8bbe\u5907\u7684\u5de5\u4f5c\u6d41\u7a0b<\/h3>\n

  DMA\u4e32\u53e3FIFO\u51fd\u6570\u53ef\u4ee5\u63a7\u5236\u4e32\u53e3\u8bbe\u5907\u7684\u5de5\u4f5c\u6d41\u7a0b\uff0c\u53ef\u4ee5\u66f4\u597d\u5730\u63a7\u5236\u4e32\u53e3\u8bbe\u5907\u7684\u64cd\u4f5c\u3002\u5b83\u53ef\u4ee5\u63a7\u5236\u8bbe\u5907\u7684\u63a5\u6536\u548c\u53d1\u9001\uff0c\u4ee5\u53ca\u8bbe\u5907\u7684\u63a7\u5236\u548c\u72b6\u6001\u3002<\/p>\n

  3.\u66f4\u9ad8\u6548\u5730\u5904\u7406\u5927\u91cf\u6570\u636e<\/h3>\n

  DMA\u4e32\u53e3FIFO\u51fd\u6570\u53ef\u4ee5\u66f4\u9ad8\u6548\u5730\u5904\u7406\u5927\u91cf\u6570\u636e\uff0c\u56e0\u4e3a\u5b83\u53ef\u4ee5\u63a7\u5236\u8bbe\u5907\u7684\u6570\u636e\u4f20\u8f93\uff0c\u53ef\u4ee5\u66f4\u5feb\u5730\u5904\u7406\u5927\u91cf\u6570\u636e\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

  DMA\u4e32\u53e3FIFO\u51fd\u6570\u662f\u4e00\u79cd\u7528\u4e8e\u63a7\u5236\u4e32\u53e3\u8bbe\u5907\u7684\u786c\u4ef6\u51fd\u6570\uff0c\u5b83\u53ef\u4ee5\u63d0\u9ad8\u4e32\u53e3\u8bbe\u5907\u7684\u6027\u80fd\uff0c\u5e76\u4e14\u53ef\u4ee5\u66f4\u9ad8\u6548\u5730\u5904\u7406\u6570\u636e\u3002<\/strong>\u5b83\u7684\u4e3b\u8981\u529f\u80fd\u6709\uff1a\u63a7\u5236\u6570\u636e\u4f20\u8f93\uff0c\u63a7\u5236\u4e32\u53e3\u8bbe\u5907\u7684\u5de5\u4f5c\u6d41\u7a0b\uff0c\u4ee5\u53ca\u66f4\u9ad8\u6548\u5730\u5904\u7406\u5927\u91cf\u6570\u636e\u3002\u4f7f\u7528DMA\u4e32\u53e3FIFO\u51fd\u6570\u53ef\u4ee5\u66f4\u6709\u6548\u5730\u63a7\u5236\u4e32\u53e3\u8bbe\u5907\uff0c\u5e76\u4e14\u53ef\u4ee5\u66f4\u5feb\u5730\u5904\u7406\u5927\u91cf\u6570\u636e\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

DMA\u4e32\u53e3FIFO\u51fd\u6570\u662f\u4e00\u79cd\u7528\u4e8e\u63a7\u5236\u4e32\u53e3\u8bbe\u5907\u7684\u786c\u4ef6\u51fd\u6570\uff0c\u5b83\u53ef\u4ee5\u63d0\u9ad8\u4e32\u53e3\u8bbe\u5907\u7684\u6027\u80fd\uff0c\u5e76\u4e14\u53ef\u4ee5\u66f4\u9ad8\u6548\u5730\u5904\u7406\u6570\u636e\u3002\u5b83\u53ef\u4ee5\u5e2e\u52a9\u7528\u6237\u66f4\u52a0\u6709\u6548\u5730\u63a7\u5236<\/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":[69],"class_list":["post-59007","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-cktx"],"_links":{"self":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/59007","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=59007"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/59007\/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=59007"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=59007"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=59007"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}