{"id":74266,"date":"2023-12-30T00:43:25","date_gmt":"2023-12-29T16:43:25","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=74266"},"modified":"2023-12-30T00:43:25","modified_gmt":"2023-12-29T16:43:25","slug":"tmiyjjk","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/74266.html","title":{"rendered":"\u63a2\u79d8i2s\u786c\u4ef6\u63a5\u53e3"},"content":{"rendered":"

  \u73b0\u4ee3\u6570\u5b57\u97f3\u9891\u5904\u7406\u4e2d\uff0ci2s\u786c\u4ef6\u63a5\u53e3\u626e\u6f14\u7740\u81f3\u5173\u91cd\u8981\u7684\u89d2\u8272\u3002\u672c\u6587\u5c06\u6df1\u5165\u4ecb\u7ecdi2s\u786c\u4ef6\u63a5\u53e3\u7684\u5de5\u4f5c\u539f\u7406\u4ee5\u53ca\u5e94\u7528\u573a\u666f\uff0c\u5e2e\u52a9\u8bfb\u8005\u66f4\u597d\u5730\u4e86\u89e3\u548c\u5229\u7528\u8fd9\u4e00\u5173\u952e\u6280\u672f\u3002<\/p>\n

\u4ec0\u4e48\u662fi2s\u786c\u4ef6\u63a5\u53e3<\/h2>\n

  i2s\uff0c\u5168\u79f0\u4e3aInter-IC Sound\uff0c\u662f\u4e00\u79cd\u7528\u4e8e\u8fde\u63a5\u6570\u5b57\u97f3\u9891\u8bbe\u5907\u7684\u4e32\u884c\u603b\u7ebf\u63a5\u53e3\u6807\u51c6\u3002\u5b83\u901a\u5e38\u7528\u4e8e\u5728\u6570\u5b57\u4fe1\u53f7\u5904\u7406\u5668\uff08DSP\uff09\u548c\u97f3\u9891\u7f16\u89e3\u7801\u5668\u4e4b\u95f4\u4f20\u8f93\u97f3\u9891\u6570\u636e\u3002<\/p>\n

  i2s\u63a5\u53e3\u67b6\u6784<\/h3>\n

  i2s\u63a5\u53e3\u7531\u4e09\u6839\u7ebf\u6784\u6210\uff1a\u65f6\u949f\u7ebf\uff08BCLK\uff09\u3001\u5e27\u540c\u6b65\u7ebf\uff08LRCLK\uff09\u548c\u6570\u636e\u7ebf\uff08SD\uff09\u3002\u65f6\u949f\u7ebf\u7528\u4e8e\u540c\u6b65\u6570\u636e\u4f20\u8f93\u7684\u65f6\u5e8f\uff0c\u5e27\u540c\u6b65\u7ebf\u7528\u4e8e\u6807\u8bc6\u5355\u4e2a\u97f3\u9891\u6837\u672c\u7684\u5f00\u59cb\u548c\u7ed3\u675f\uff0c\u6570\u636e\u7ebf\u5219\u4f20\u8f93\u97f3\u9891\u6570\u636e\u3002<\/p>\n

  i2s\u63a5\u53e3\u539f\u7406<\/h3>\n

  \u5728i2s\u63a5\u53e3\u4e2d\uff0c\u97f3\u9891\u6570\u636e\u4ee5\u5de6\u53f3\u58f0\u9053\u4ea4\u66ff\u4f20\u8f93\uff0c\u6bcf\u4e2a\u97f3\u9891\u6837\u672c\u7531\u5de6\u53f3\u58f0\u9053\u7684\u6570\u636e\u4ea4\u66ff\u7ec4\u6210\u3002\u6570\u636e\u4f20\u8f93\u7684\u901f\u7387\u548c\u65f6\u5e8f\u90fd\u7531\u5916\u90e8\u65f6\u949f\u4fe1\u53f7\u63a7\u5236\uff0c\u56e0\u6b64\u80fd\u591f\u4fdd\u8bc1\u9ad8\u8d28\u91cf\u7684\u97f3\u9891\u6570\u636e\u4f20\u8f93\u3002<\/p>\n

i2s\u786c\u4ef6\u63a5\u53e3\u7684\u5e94\u7528<\/h2>\n

  i2s\u63a5\u53e3\u5e7f\u6cdb\u5e94\u7528\u4e8e\u6570\u5b57\u97f3\u9891\u8bbe\u5907\u4e2d\uff0c\u5982\u6570\u7801\u97f3\u9891\u64ad\u653e\u5668\u3001\u6570\u7801\u97f3\u9891\u653e\u5927\u5668\u3001\u97f3\u9891\u5904\u7406\u5668\u7b49\u3002\u5b83\u80fd\u591f\u4fdd\u8bc1\u97f3\u9891\u6570\u636e\u7684\u9ad8\u4fdd\u771f\u4f20\u8f93\uff0c\u4f7f\u5f97\u97f3\u9891\u8bbe\u5907\u7684\u6027\u80fd\u5f97\u5230\u663e\u8457\u63d0\u5347\u3002<\/p>\n

  i2s\u5728\u97f3\u9891\u5904\u7406\u4e2d\u7684\u5e94\u7528<\/h3>\n

  \u8bb8\u591a\u97f3\u9891\u5904\u7406\u5668\u90fd\u91c7\u7528i2s\u63a5\u53e3\u4e0e\u5916\u90e8\u97f3\u9891\u8bbe\u5907\u8fdb\u884c\u6570\u636e\u4ea4\u6362\uff0c\u5305\u62ec\u6570\u5b57\u4fe1\u53f7\u5904\u7406\u5668\uff08DSP\uff09\u548c\u97f3\u9891\u7f16\u89e3\u7801\u5668\u3002\u901a\u8fc7i2s\u63a5\u53e3\uff0c\u8fd9\u4e9b\u8bbe\u5907\u80fd\u591f\u9ad8\u6548\u5730\u4f20\u8f93\u97f3\u9891\u6570\u636e\uff0c\u4ece\u800c\u5b9e\u73b0\u5404\u79cd\u97f3\u9891\u5904\u7406\u529f\u80fd\u3002<\/p>\n

  i2s\u5728\u97f3\u9891\u653e\u5927\u5668\u4e2d\u7684\u5e94\u7528<\/h3>\n

  \u8bb8\u591a\u6570\u5b57\u97f3\u9891\u653e\u5927\u5668\u4e5f\u91c7\u7528i2s\u63a5\u53e3\u8fde\u63a5\u97f3\u9891\u5904\u7406\u5668\u548c\u6570\u7801\u6a21\u62df\u8f6c\u6362\u5668\uff08DAC\uff09\u3002\u901a\u8fc7i2s\u63a5\u53e3\u4f20\u8f93\u7684\u97f3\u9891\u6570\u636e\u80fd\u591f\u88ab\u9ad8\u6548\u5730\u8f6c\u6362\u6210\u6a21\u62df\u4fe1\u53f7\uff0c\u5e76\u9a71\u52a8\u626c\u58f0\u5668\uff0c\u4ece\u800c\u8f93\u51fa\u9ad8\u8d28\u91cf\u7684\u97f3\u9891\u4fe1\u53f7\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

  \u901a\u8fc7\u672c\u6587\u7684\u4ecb\u7ecd\uff0c\u6211\u4eec\u6df1\u5165\u4e86\u89e3\u4e86i2s\u786c\u4ef6\u63a5\u53e3\u7684\u5de5\u4f5c\u539f\u7406\u4ee5\u53ca\u5728\u6570\u5b57\u97f3\u9891\u5904\u7406\u4e2d\u7684\u5e94\u7528\u3002<\/strong>\u5b83\u4f5c\u4e3a\u8fde\u63a5\u6570\u5b57\u97f3\u9891\u8bbe\u5907\u7684\u91cd\u8981\u63a5\u53e3\u6807\u51c6\uff0c\u4e3a\u6211\u4eec\u63d0\u4f9b\u4e86\u9ad8\u4fdd\u771f\u7684\u97f3\u9891\u4f20\u8f93\u89e3\u51b3\u65b9\u6848\uff0c\u5e26\u6765\u4e86\u6781\u5927\u7684\u4fbf\u5229\u548c\u4f18\u8d28\u7684\u97f3\u9891\u4f53\u9a8c\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

\u73b0\u4ee3\u6570\u5b57\u97f3\u9891\u5904\u7406\u4e2d\uff0ci2s\u786c\u4ef6\u63a5\u53e3\u626e\u6f14\u7740\u81f3\u5173\u91cd\u8981\u7684\u89d2\u8272\u3002\u672c\u6587\u5c06\u6df1\u5165\u4ecb\u7ecdi2s\u786c\u4ef6\u63a5\u53e3\u7684\u5de5\u4f5c\u539f\u7406\u4ee5\u53ca\u5e94\u7528\u573a\u666f\uff0c\u5e2e\u52a9\u8bfb\u8005\u66f4\u597d\u5730\u4e86\u89e3\u548c\u5229\u7528\u8fd9\u4e00\u5173\u952e\u6280\u672f\u3002\u4ec0\u4e48\u662fi2s\u786c\u4ef6\u63a5\u53e3<\/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":[52],"class_list":["post-74266","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-wxtx"],"_links":{"self":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/74266"}],"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=74266"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/74266\/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=74266"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=74266"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=74266"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}