{"id":442,"date":"2014-08-30T13:20:16","date_gmt":"2014-08-30T05:20:16","guid":{"rendered":"http:\/\/ukonline2000.com\/?p=442"},"modified":"2014-08-30T13:20:16","modified_gmt":"2014-08-30T05:20:16","slug":"%e6%a0%91%e8%8e%93%e6%b4%be-raspberry-pi-%e4%b8%93%e7%94%a8hifi-digi-%e6%95%b0%e5%ad%97%e5%a3%b0%e5%8d%a1%e5%8f%91%e5%b8%83-%ef%bc%88i2s-%e8%bd%acspdif%e8%be%93%e5%87%ba%ef%bc%89","status":"publish","type":"post","link":"http:\/\/ukonline2000.com\/?p=442","title":{"rendered":"\u6811\u8393\u6d3e raspberry pi \u4e13\u7528HIFI DiGi \u6570\u5b57\u58f0\u5361\u53d1\u5e03 \uff08I2S \u8f6cS\/PDIF\u8f93\u51fa\uff09"},"content":{"rendered":"

\u8fd9\u662f\u4e00\u6b3e\u9488\u5bf9\u6811\u8393\u6d3e\u8bbe\u8ba1\u7684\u4e13\u7528HIFI Digi\u6269\u5c55\u677f\uff08PiFi Digi\uff09\uff0c\u91c7\u7528Wolfson\u516c\u53f8\u9ad8\u7aef\u6570\u5b57\u82af\u7247\uff08WM8804G)\uff0c\u4f7f\u7528\u7684\u662fI2S\u63a5\u53e3\uff0c\u975eUSB\u63a5\u53e3\uff1b\u4f7f\u7528\u8fd9\u4e2a\u6269\u5c55\u677f\u540e\u7528\u6237\u53ef\u4ee5\u914d\u5408\u97f3\u9891\u64ad\u653e\u7cfb\u7edf\uff08\u5982\uff1avolumio\uff0cxbmc\u7cfb\u7edf\u7b49\uff09\u642d\u5efa\u81ea\u5df1\u7684\u7f51\u7edcHIFI\u64ad\u653e\u5668\uff1b\u6269\u5c55\u677f\u63d0\u4f9b\u5149\u7ea4\uff08S\/PDIF\uff09\u548c\u540c\u8f74(RCA)\u4e24\u79cd\u8f93\u51fa\u63a5\u53e3\u65b9\u4fbf\u5916\u63a5\u529f\u653e\u7b49\u8bbe\u5907\u3002\u6709\u4e86\u5b83\u5c31\u53ef\u4ee5\u6446\u8131PC\u529f\u8017\u5927\uff0c\u5f00\u673a\u5173\u673a\u6162\uff0c\u7535\u6e90\u6742\u97f3\u5927\u7b49\u7b49\u56f0\u6270\u4e86\u3002\u3002\u3002\u3002<\/strong><\/span><\/p>\n

\u8d2d\u4e70\u94fe\u63a5\uff1ahttp:\/\/item.taobao.com\/item.htm?id=40897834848<\/span><\/a><\/strong><\/span><\/p>\n

\u529f\u80fd\u7b80\u4ecb\uff1a<\/strong><\/span><\/p>\n

1.\u00a0 \u00a0 \u6570\u5b57\u82af\u7247\u91c7\u7528Wolfson\u516c\u53f8\u9ad8\u7aef<\/span><\/a>\u7684WM8804G<\/span>\u82af\u7247\uff0c\u91c7\u7528I2S\u63a5\u53e3\uff1b\u652f\u630116\u81f324\u4f4d\u97f3\u9891\u6570\u636e\u683c\u5f0f\uff1b\u5931\u771f\u548c\u52a8\u6001\u90fd\u662f\u975e\u5e38\u7406\u60f3\uff0c\u652f\u6301\u9ad8\u5927192kHz\u7684\u91c7\u6837\u7387\uff0c\u5148\u8fdb\u7684\u964d\u6296\u6280\u672f\u53ef\u4ee5\u5c06\u56fa\u6709\u6296\u52a8\uff08Intrinsic period jitter\uff09\u63a7\u5236\u572850ps RMS\u4e4b\u5185\uff0c\u8fd8\u539f\u5ea6\u6781\u9ad8\u3002<\/span><\/strong><\/p>\n

2.\u00a0\u00a0\u00a0\u00a0\u8f93\u51fa\u7aef\u53e3\u91c7\u7528\u5149\u7ea4\u548c\u540c\u8f74\u4e24\u79cd\u63a5\u53e3\u8f93\u51fa\uff0c\u65b9\u4fbf\u7528\u6237\u5916\u63a5\u529f\u653e<\/strong><\/span><\/p>\n

3. \u00a0 \u00a0\u652f\u6301\u786c\u4ef6\u65b9\u5f0f\u63a7\u5236\u97f3\u91cf\uff08I2C\u63a5\u53e3\uff09<\/strong><\/span><\/p>\n

4.\u00a0 \u00a0 \u7535\u6e90\u91c7\u7528\u6811\u8393\u6d3e\u4f9b\u7535\uff0c\u4e0d\u9700\u5916\u63a5\u7535\u6e90\uff1b\u5e76\u91c7\u7528\u03c0\u578b\u6ee4\u6ce2\u7535\u6e90\u8bbe\u8ba1\uff0c\u6709\u6548\u7684\u51cf\u5c11\u4f9b\u7535\u7535\u6e90\u7684\u5e72\u6270<\/strong><\/span><\/p>\n

5.\u00a0\u00a0\u00a0\u00a0\u91c7\u7528I2S\u63a5\u53e3\u76f4\u63a5\u6570\u5b57\u8f93\u51fa\uff0c\u8fd8\u539f\u5ea6\u9ad8\uff0c\u975eUSB\u63a5\u53e3DAC\u65b9\u5f0f\uff0c\u672a\u5360\u7528\u6811\u8393\u6d3e\u5176\u4ed6\u7684\u6269\u5c55GPIO<\/strong><\/span><\/p>\n

6. \u00a0 \u00a0\u63d0\u4f9b\u7535\u6e90\u6307\u793a\u706f\uff0c\u4fbf\u4e8e\u89c2\u5bdf\u6269\u5c55\u677f\u72b6\u6001<\/strong><\/span><\/p>\n

7.\u00a0\u00a0\u00a0\u00a0PCB\u677f\u91c7\u7528\u9ad8\u5927\u4e0a\u7684\u9540\u91d1\u5de5\u827a\uff0c\u5f27\u5f62\u8d70\u7ebf\uff08\u9ad8\u7aefHIFI DAC\u5747\u91c7\u7528\u5f27\u5f62\u8d70\u7ebf\uff09\uff0c\u66f4\u597d\u4fdd\u8bc1\u4fe1\u53f7\u7684\u963b\u6297\u5ef6\u7eed\u6027\uff0c\u51cf\u5c11\u4fe1\u53f7\u53cd\u5c04\u548c\u6298\u5c04\u3002<\/strong><\/span><\/p>\n

8.\u00a0\u00a0\u00a0\u00a0\u597d\u58f0\u97f3\u5168\u9760\u771f\u6750\u5b9e\u6599\uff0c\u5149\u7ea4\u63a5\u53e3\u91c7\u7528\u8fdb\u53e3HIFI\u7ea7\u9ad8\u54c1\u8d28\u5149\u7ea4\u5ea7\uff0c\u540c\u8f74\u63a5\u53e3\u5219\u91c7\u7528Pluse\u516c\u53f8\u8fdb\u53e3\u97f3\u9891\u9694\u79bb\u53d8\u538b\u5668\u5728\u63d0\u4f9b\u597d\u7684\u6570\u5b57\u97f3\u9891\u540c\u65f6\u5f88\u597d\u7684\u4fdd\u62a4\u4f60\u97f3\u9891\u8bbe\u5907\u548c\u677f\u5361\uff01\uff01\uff01\uff08\u56fd\u5916\u540c\u7c7b\u4ea7\u54c1\u4e3a\u4e86\u6210\u672c\u5df2\u7ecf\u53bb\u6389\u4e86\uff0c\u4e3a\u4e86\u597d\u58f0\u97f3\u4e3a\u4e86\u53ef\u9760\u6027\u6211\u4eec\u7edd\u4e0d\u541d\u60dc\u6210\u672c\uff0c\u7edd\u4e0d\u5077\u5de5\u51cf\u6599\uff09<\/strong><\/span><\/p>\n

\u672c\u5e97\u5b9a\u5236\u7684HIFI\u9ad8\u7ea7\u5149\u7ea4\u7ebf\u7edd\u5bf9\u7684\u4f18\u8d28\u7edd\u5bf9\u7684\u4fe1\u4ef7\u6bd4\uff1a<\/span>http:\/\/item.taobao.com\/item.htm?id=40687874417<\/span><\/a><\/strong><\/p>\n

9.\u00a0 \u00a0\u96c6\u6210\u7ea2\u5916\u7ebf\u63a5\u6536\u529f\u80fd\uff0c\u5728\u6ca1\u6709\u7f51\u7edc\u65f6\uff0c\u66f4\u65b9\u4fbf\u63a7\u5236\u64ad\u653e<\/strong><\/span><\/p>\n

\u53ef\u4ee5\u914d\u5408\u672c\u5e97\u7684\u7ea2\u5916\u9065\u63a7\u5668\u4f7f\u7528\uff1a<\/span>http:\/\/item.taobao.com\/item.htm?id=39417392370<\/span><\/a><\/strong><\/p>\n

10. \u00a0\u8d60\u9001\u5e26\u63d2\u9488\u7684\u5ea7\uff0c\u65b9\u4fbf\u7528\u6237\u4f7f\u7528\u6811\u8393\u6d3e\u7684I2S\u63a5\u53e3P5(\u9700\u7528\u6237\u81ea\u884c\u710a\u63a5)<\/strong><\/span><\/p>\n

volumio\u8f6f\u4ef6\u53c2\u6570<\/strong><\/span><\/p>\n

\n
-FLAC, WAV, MP3, AAC, ALAC, PLS support<\/strong><\/span><\/div>\n
-Music libraries on Samba, NFS and USB drives<\/strong><\/span><\/div>\n
-Webradios support out of the box<\/strong><\/span><\/div>\n
-Control it via integrated Webui with PC, Smartphone, Tablet<\/strong><\/span><\/div>\n
-Airplay capability<\/strong><\/span><\/div>\n
-Ramplay Support\u00a0<\/strong><\/span><\/div>\n
-DSD Native Playback<\/strong><\/span><\/div>\n
-Multiroom Playback via Android App<\/strong><\/span><\/div>\n
-Output playback device Selection<\/strong><\/span><\/div>\n
-Audio out I2S (from Raspberry pi’s P5)<\/strong><\/span><\/div>\n
-Wireless Network configuration\u00a0<\/strong><\/span><\/div>\n
-Various resampling options, up to 24bit\/192kHz<\/strong><\/span><\/div>\n
<\/div>\n
<\/div>\n
<\/div>\n
\n

\"\"\"\"\"\"\"\"\"\"<\/p>\n

volumio\u7cfb\u7edf\u64ad\u653e\u548c\u914d\u7f6e\u754c\u9762\uff1a<\/strong><\/span><\/p>\n

\u5b98\u65b9\u7f51\u5740\uff1a<\/strong><\/span>http:\/\/volumio.org\/<\/span><\/strong><\/p>\n

\u7cfb\u7edf\u4e0b\u8f7d\u5730\u5740\uff1a\uff08\u70e7\u5f55\u65b9\u5f0f\u4e0e\u6811\u8393\u6d3e\u70e7\u5f55\u7cfb\u7edf\u65b9\u5f0f\u4e00\u6837\uff09<\/span><\/strong><\/p>\n

1.4\u7248\u4e0b\u8f7d\u94fe\u63a5\uff1ahttp:\/\/pan.baidu.com\/s\/1sjAZtA9 \u5bc6\u7801: hmlk<\/span><\/strong><\/p>\n

\u5e97\u5bb6\u5f3a\u70c8\u63a8\u8350\u4f7f\u7528volumio\u64ad\u653e\u7cfb\u7edf\uff0c\u7f8e\u89c2\u5927\u65b9\uff0c\u652f\u6301\u591a\u79cd\u65e0\u635f\u683c\u5f0f\u5305\u62ec\u7f51\u7edc\u7535\u53f0\u64ad\u653e\uff0c\u8fd8\u53ef\u4ee5\u624b\u52a8\u914d\u7f6e\uff1bPC\u548c\u624b\u673a\u90fd\u53ef\u4ee5\u63a7\u5236\u64ad\u653e\uff0c\u5e76\u4e14\u5bf9\u672c\u5e97\u7684DAC\u6269\u5c55\u677f\u652f\u6301\u5f88\u597d\uff0c\u53ef\u4ee5\u628a\u6811\u8393\u6d3e\u5f53\u4f5c\u4e00\u4e2a\u5b8c\u7f8e\u7684\u65e0\u635f\u64ad\u653e\u5668\u3002<\/strong><\/span><\/p>\n

volumio\u754c\u9762\u4e0b\u914d\u7f6e\uff1a<\/strong><\/span><\/p>\n

\"\"\"\"\"\"\"\"\"\"<\/p>\n

\u6ce8\uff1a\u6709\u4e9b\u529f\u653e\u53ef\u80fd\u4e0d\u652f\u630124bit\/192khz\uff0c\u53ef\u4ee5\u6539\u4e3a24bit\/96khz\u6216\u8005\u4ee5\u4e0b<\/p>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

\u8fd9\u662f\u4e00\u6b3e\u9488\u5bf9\u6811\u8393\u6d3e\u8bbe\u8ba1\u7684\u4e13\u7528HIFI Digi\u6269\u5c55\u677f\uff08PiFi Digi\uff09\uff0c\u91c7\u7528 … \u7ee7\u7eed\u9605\u8bfb →<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-442","post","type-post","status-publish","format-standard","hentry","category-raspberry-pi"],"_links":{"self":[{"href":"http:\/\/ukonline2000.com\/index.php?rest_route=\/wp\/v2\/posts\/442","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/ukonline2000.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/ukonline2000.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/ukonline2000.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/ukonline2000.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=442"}],"version-history":[{"count":1,"href":"http:\/\/ukonline2000.com\/index.php?rest_route=\/wp\/v2\/posts\/442\/revisions"}],"predecessor-version":[{"id":443,"href":"http:\/\/ukonline2000.com\/index.php?rest_route=\/wp\/v2\/posts\/442\/revisions\/443"}],"wp:attachment":[{"href":"http:\/\/ukonline2000.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=442"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/ukonline2000.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=442"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/ukonline2000.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=442"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}