{"id":1140,"date":"2015-06-20T23:55:43","date_gmt":"2015-06-20T14:55:43","guid":{"rendered":"http:\/\/fpga.cool.coocan.jp\/wordpress\/?p=1140"},"modified":"2015-06-21T09:22:30","modified_gmt":"2015-06-21T00:22:30","slug":"%e5%85%88%e3%82%92%e8%b6%8a%e3%81%95%e3%82%8c%e3%81%be%e3%81%97%e3%81%9f","status":"publish","type":"post","link":"http:\/\/fpga.cool.coocan.jp\/wordpress\/?p=1140","title":{"rendered":"\u5148\u3092\u8d8a\u3055\u308c\u307e\u3057\u305f"},"content":{"rendered":"

\u5148\u305a\u306f\u5b9f\u7528\u7684\u306a\u72b6\u614b\u3067Linux \u306eUSB Native \u8ee2\u9001\u306e\u52d5\u4f5c\u78ba\u8a8d\u3092\u3057\u3088\u3046\u3068\u601d\u3044\u3001ZYBO\u306bMPD\u3092\u5c0e\u5165\u3057\u307e\u3057\u305f\u3002https:\/\/github.com\/lintweaker\/mpd-dsd-018<\/p>\n

ZYBO\u3067\u540c\u3058\u3088\u3046\u306a\u4e8b\u3092\u3057\u3066\u3044\u3066\u3001SD\u30ab\u30fc\u30c9\u30a4\u30e1\u30fc\u30b8\u3092\u516c\u958b\u3057\u3066\u3044\u308b\u30b1\u30fc\u30b9\u304c\u898b\u3042\u305f\u308a\u307e\u305b\u3093\u3067\u3057\u305f\u306e\u3067\u3001\u81ea\u5206\u3067\u30bd\u30fc\u30b9\u30d5\u30a1\u30a4\u30eb\u304b\u3089\u30af\u30ed\u30b9\u30b3\u30f3\u30d1\u30a4\u30eb\u3057\u3066ZYNQ (ARM) \u7528\u00a0\u306eMPD\u3092\u4f5c\u308a\u307e\u3057\u305f\u3002FLAC\u3084\u5404\u7a2eAUDIO\u30d5\u30a1\u30a4\u30eb\u30a2\u30af\u30bb\u30b9\u7528\u306e\u30e9\u30a4\u30d6\u30e9\u30ea\u3082\u4ed5\u65b9\u306a\u304f\u5168\u3066\u30bd\u30fc\u30b9\u304b\u3089ARM\u7528\u306b\u30d3\u30eb\u30c9\u3057\u307e\u3057\u305f\u3002<\/p>\n

\"\"<\/p>\n

\"\"<\/p>\n

\u307e\u3060\u30b7\u30ea\u30a2\u30eb\u30b3\u30f3\u30bd\u30fc\u30eb\u304b\u3089\u64cd\u4f5c\u3057\u306a\u3044\u3068IP\u30a2\u30c9\u30ec\u30b9\u306e\u8a2d\u5b9a\u3084SD\u30ab\u30fc\u30c9\u306e\u30de\u30a6\u30f3\u30c8\u306a\u3069\u304c\u3067\u304d\u307e\u305b\u3093\u304c\u3001\u3068\u308a\u3042\u3048\u305aMPOD\u304b\u3089SD\u30ab\u30fc\u30c9\u5185\u306eFLAC\u30d5\u30a1\u30a4\u30eb\u3084DSD\u30d5\u30a1\u30a4\u30eb\u3092\u9078\u629e\u3057\u3066\u518d\u751f\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n

ZYNQ\u306eUSB\u306f\u3001USB-\u30b7\u30ea\u30a2\u30eb\u5909\u63db\u7528\u3068\u3001USB On-The-Go \u306e2\u901a\u308a\u642d\u8f09\u3057\u3066\u3044\u3066\u3001USBDAC\u306fOn-The-Go\u306e\u65b9\u306b\u3064\u306a\u304e\u307e\u3059\u3002\u3067\u3059\u304b\u3089\u3001On-The-Go\u30b1\u30fc\u30d6\u30eb\u3067\u3064\u306a\u3044\u3067\u304a\u304b\u306a\u3044\u3068HOST\u30e2\u30fc\u30c9\u306b\u306a\u3089\u305a\u3001USBDAC\u3092\u8a8d\u8b58\u3057\u307e\u305b\u3093\u3002On-The-Go\u30b1\u30fc\u30d6\u30eb\u3092\u3064\u306a\u3044\u3067\u304a\u3051\u3070\u3001\u304d\u3061\u3093\u3068PnP\u52d5\u4f5c\u3092\u3057\u3066\u304f\u308c\u307e\u3059\u3002<\/p>\n

\u4e88\u60f3\u901a\u308a\u3001DSD Native\u8ee2\u9001\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u3053\u3053\u3067\u3044\u3046Native\u3068\u3044\u3046\u306e\u306f\u3001DSD-PCM\u5909\u63db\u3055\u308c\u305f\u4fe1\u53f7\u3067\u306f\u306a\u304f\u3066\u30aa\u30ea\u30b8\u30ca\u30eb\u306eDSD\u4fe1\u53f7\u3092\u8ee2\u9001\u3059\u308b\u3001\u3068\u3044\u3046\u6b21\u5143\u306e\u8a71\u3067\u306f\u306a\u304f\u3001USB\u3092\u4f7f\u3063\u305fDSD\u8ee2\u9001\u306b\u304a\u3044\u3066\u3001DoP\u65b9\u5f0f\u3067\u306f\u306a\u304fDSD\u306e\u305f\u3081\u306b\u5b9a\u7fa9\u3055\u308c\u305f\u8ee2\u9001\u30e2\u30fc\u30c9\u3067\u9001\u308a\u51fa\u3059\u3001\u3068\u3044\u3046\u610f\u5473\u3067\u3059\u3002<\/p>\n

\"\"<\/p>\n

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0x96,0x69,…\u306a\u3089\u3070\u30011bit\u306b\u5c55\u958b\u3059\u308b\u3068”10010110….”\u3068\u3044\u3063\u305f1bit\u5217\u306b\u306a\u308a\u3001\u30d5\u30a3\u30eb\u30bf\u3059\u308b\u3068DC\u306b\u306a\u308a\u307e\u3059\u304c\u3001”0x0,0x0,0x0,0x0,…”\u3092\u9001\u3089\u308c\u308b\u3068\u3001bit\u5217\u306f”00000000….”\u3068\u306a\u308a\u3001\u30d5\u30a3\u30eb\u30bf\u3059\u308b\u3068\u8ca0\u306e\u30d5\u30eb\u30b9\u30b1\u30fc\u30eb\u306b\u5f35\u308a\u4ed8\u3044\u305f\u5024\u306b\u306a\u308a\u307e\u3059\u306e\u3067\u3001\u3069\u3046\u3057\u3066\u3082\u518d\u751f\u306e\u982d\u3067\u30ce\u30a4\u30ba\u306b\u306a\u3063\u3066\u3057\u307e\u3044\u307e\u3059\u3002<\/p>\n

\"\"<\/p>\n

\u518d\u751f\u306e\u982d\u3060\u3051\u306f\u30a2\u30f3\u30d7\u306e\u30dc\u30ea\u30e5\u30fc\u30e0\u3067\u56de\u907f\u3057\u3066\u3001\u30a2\u30eb\u30d0\u30e0\u5358\u4f4d\u3067\u8074\u3044\u3066\u3044\u308c\u3070\u5b9f\u7528\u4e0a\u554f\u984c\u306f\u306a\u3044\u306e\u3067\u3059\u304c\u3002Linux\u306e\u30bd\u30fc\u30b9\u306e\u3069\u3053\u3092\u4fee\u6b63\u3059\u308c\u3070\u3088\u3044\u306e\u304b\u307e\u3060\u8abf\u3079\u3066\u3044\u307e\u305b\u3093\u3002<\/p>\n

\u3061\u306a\u307f\u306b\u3001lightMPD\u306f\u3059\u3067\u306bBBB\u7528\u306bDSD Native\u8ee2\u9001\u5bfe\u5fdc\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u304cUP\u3055\u308c\u3066\u3044\u307e\u3059(\u5148\u3092\u8d8a\u3055\u308c\u307e\u3057\u305f\uff1a\u7b11)\u3002\u5bfe\u8c61\u306eDDC\u3092\u304a\u6301\u3061\u306e\u65b9\u306f\u304a\u8a66\u3057\u306b\u306a\u308b\u4fa1\u5024\u306f\u3042\u308b\u3068\u601d\u3044\u307e\u3059\u3002UDA2\u306f\u3046\u307e\u304f\u52d5\u4f5c\u3059\u308b\u304b\u672a\u78ba\u8a8d\u306a\u306e\u3067\u591a\u5c11\u4e0d\u5b89\u3067\u3059\u304c\u3001USDA_MINI\u3067\u306f\u3068\u308a\u3042\u3048\u305aNative\u8ee2\u9001\u3067\u52d5\u4f5c\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n

USB\u306a\u3089\u672c\u5f53\u306fraspberry pi 2\u3067\u52d5\u4f5c\u3059\u308c\u3070\u30af\u30a2\u30c3\u30c9\u30b3\u30a2\u3067\u3059\u3057\u4e00\u756a\u30b3\u30b9\u30d1\u304c\u9ad8\u304f\u3066\u826f\u3055\u305d\u3046\u306a\u306e\u3067\u3059\u304c\u3001\u4f55\u4e8b\u3082\u601d\u3063\u305f\u901a\u308a\u306b\u306f\u884c\u304b\u306a\u3044\u3082\u306e\u3067\u3059\u30fb\u30fb\u30fb\u3002\u305d\u308c\u3068\u3082DoP\u306fNG\u3067\u3082Native\u306fOK\u3068\u3044\u3046\u3053\u3068\u306a\u306e\u3067\u3057\u3087\u3046\u304b\uff1f<\/p>\n

\u3055\u3066\u3001\u00a0\u3072\u3068\u307e\u305aUSB\u306f\u7f6e\u3044\u3066\u304a\u3044\u3066\u3001I2S\u3092\u8a66\u3057\u3066\u304b\u3089AXI\u30d0\u30b9\u306b\u3076\u3089\u4e0b\u304c\u308bDSD\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u8a2d\u8a08\u3092\u59cb\u3081\u305f\u3044\u3068\u8003\u3048\u3066\u3044\u307e\u3059\u3002<\/p>\n

\"\"<\/p>\n","protected":false},"excerpt":{"rendered":"

\u5148\u305a\u306f\u5b9f\u7528\u7684\u306a\u72b6\u614b\u3067Linux \u306eUSB Native \u8ee2\u9001\u306e\u52d5\u4f5c\u78ba\u8a8d\u3092\u3057\u3088\u3046\u3068\u601d\u3044\u3001ZYBO\u306bMPD\u3092\u5c0e\u5165\u3057\u307e\u3057\u305f\u3002https:\/\/github.com\/lintweaker\/mpd-dsd-018 ZYBO\u3067\u540c\u3058\u3088\u3046 … “\u5148\u3092\u8d8a\u3055\u308c\u307e\u3057\u305f” \u306e<\/span>\u7d9a\u304d\u3092\u8aad\u3080<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-1140","post","type-post","status-publish","format-standard","hentry","category-1"],"_links":{"self":[{"href":"http:\/\/fpga.cool.coocan.jp\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/1140","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/fpga.cool.coocan.jp\/wordpress\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/fpga.cool.coocan.jp\/wordpress\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/fpga.cool.coocan.jp\/wordpress\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/fpga.cool.coocan.jp\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1140"}],"version-history":[{"count":25,"href":"http:\/\/fpga.cool.coocan.jp\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/1140\/revisions"}],"predecessor-version":[{"id":1166,"href":"http:\/\/fpga.cool.coocan.jp\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/1140\/revisions\/1166"}],"wp:attachment":[{"href":"http:\/\/fpga.cool.coocan.jp\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1140"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/fpga.cool.coocan.jp\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1140"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/fpga.cool.coocan.jp\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1140"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}