{"id":691,"date":"2014-03-12T12:20:16","date_gmt":"2014-03-12T03:20:16","guid":{"rendered":"http:\/\/fpga.cool.coocan.jp\/wordpress\/?p=691"},"modified":"2014-03-12T18:34:53","modified_gmt":"2014-03-12T09:34:53","slug":"usb-io","status":"publish","type":"post","link":"http:\/\/fpga.cool.coocan.jp\/wordpress\/?p=691","title":{"rendered":"USB I\/O"},"content":{"rendered":"<p>USB\u3092\u4f7f\u3063\u3066PC\u304b\u3089DSD\u3092\u542b\u3080\u30cf\u30a4\u30ec\u30be\u97f3\u6e90\u3092\u518d\u751f\u3057\u3088\u3046\u3001\u305d\u3057\u3066PC\u3078\u9332\u97f3\u3057\u3088\u3046\u3001\u3068\u601d\u3044\u7acb\u3063\u3066\u8a66\u884c\u932f\u8aa4\u3092\u59cb\u3081\u3066\u304b\u3089\u304a\u305d\u3089\u304f5\u5e74\u4ee5\u4e0a\u306f\u7d4c\u3063\u3066\u3044\u308b\u3088\u3046\u306a\u6c17\u304c\u3057\u307e\u3059\u3002<\/p>\n<p>\u6700\u521d\u306f\u72ec\u81ea\u30a2\u30d7\u30ea\u3067\u30d0\u30eb\u30af\u8ee2\u9001\u3001\u305d\u3057\u3066\u6a19\u6e96\u30af\u30e9\u30b9\u3084ASIO\u3092\u4f7f\u3063\u305f\u9332\u518d\u3078\u3068\u5c11\u3057\u305a\u3064\u624b\u6bb5\u3082\u5909\u3048\u3066\u304d\u307e\u3057\u305f\u3002\u4e00\u65b9\u3001\u4e16\u9593\u3067\u306f\u6a19\u6e96\u30af\u30e9\u30b9\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u305fIC\u30c1\u30c3\u30d7\u3082\u5f90\u3005\u306b\u51fa\u3066\u304d\u3066\u3001\u5e02\u8ca9\u306eUSB 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DSD&#8221; \u3068\u3082\u8a00\u3046\u3079\u304d emmLabs\u306eADC8 MkIV\u3068\u3044\u30468ch ADC\u3092\u4e2d\u53e4\u3067\u624b\u306b\u5165\u308c\u307e\u3057\u305f\u3002\u78ba\u304b\u5f53\u30d6\u30ed\u30b0\u3067\u8a18\u4e8b\u306b\u3057\u307e\u3057\u305f\u3002<\/p>\n<p>\u3060\u3044\u3076\u9045\u304f\u306a\u3063\u3066\u3057\u307e\u3044\u307e\u3057\u305f\u304c\u3001ASIO\u30678ch\u306eDSD\/PCM\u9332\u518d\u306b\u5bfe\u5fdc\u3059\u308bUSB I\/O BOX\u3092\u7d44\u307f\u7acb\u3066\u307e\u3057\u305f\u3002\u3053\u308c\u306f\u30af\u30ed\u30c3\u30af\u3092\u542b\u30809\u672c\u306e\u4fe1\u53f7\u3092BNC\u30b1\u30fc\u30d6\u30eb\u3067ADC8 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Classics\u304b\u3089\u8cfc\u5165\u3057\u305f\u30de\u30eb\u30c1\u30c1\u30e3\u30cd\u30ebDSF\u30d5\u30a1\u30a4\u30eb\u3092Foobar2000\u306b\u3066\u518d\u751f\u3057\u3066\u3044\u308b\u3068\u3053\u308d\u3067\u3059\u3002\u30af\u30e9\u30b7\u30c3\u30af\u306e\u30a2\u30eb\u30d0\u30e0\u306fLFE\u304c\u7121\u304f\u3001\u5b9f\u8cea5ch\u304c\u591a\u3044\u3088\u3046\u3067\u3059\u30fb\u30fb\u30fb\u3002<\/p>\n<p>\u5b9f\u306f\u3053\u306eBOX\u306f\u5199\u771f\u306e\u3068\u304a\u308a\u3001\u4fe1\u53f7\u51fa\u53e3\u304c4\u672c\u3057\u304b\u3042\u308a\u307e\u305b\u3093(\u4e0b\u6bb5\u30011\u672c\u306f\u30ef\u30fc\u30c9\u30af\u30ed\u30c3\u30af)\u3002BNC\u3067\u306f\u9762\u7a4d\u7684\u3001\u7269\u7406\u7684\u306b\u53b3\u3057\u3044\u306e\u3067\u3059(;;^^ \u3068\u308a\u3042\u3048\u305a8ch DAC\u3092\u6301\u3063\u3066\u3044\u306a\u3044\u306e\u3067\u554f\u984c\u306a\u3044\u306e\u3067\u3059\u304c (\u7b11<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter\" alt=\"\" src=\"http:\/\/fpga.cool.coocan.jp\/electrart\/image201403\/rear.jpg\" width=\"480\" height=\"209\" \/><\/p>\n<p>8ch\u306eDSD\/PCM\u9332\u518d\u306e\u305f\u3081\u306e\u56de\u8def\u3068\u3044\u3046\u306e\u306f\u7d50\u69cb\u81a8\u308c\u4e0a\u304c\u308b\u3082\u306e\u3067\u30018ch\u5206\u306e\u30ec\u30d9\u30eb\u30e1\u30fc\u30bf\u7528\u306e\u4fe1\u53f7\u307e\u3067\u4f5c\u308d\u3046\u3068\u3059\u308b\u3068\u5230\u5e95UDA2\u57fa\u677f\u4e0a\u306eFPGA\u3067\u306f\u5bb9\u91cf\u304c\u8db3\u308a\u307e\u305b\u3093\u3002\u00a0UDA2\u518d\u751f\u5c02\u7528\u57fa\u677f\u3088\u308a\u3082\u5bb9\u91cf\u306e\u5927\u304d\u306aFPGA\u3092\u5b9f\u88c5\u3057\u305fUDA2\u9332\u97f3\u518d\u751f\u57fa\u677f\u306eFPGA\u3067\u3082\u8db3\u308a\u306a\u3044\u306e\u3067\u3001\u66f4\u306b\u5927\u304d\u306a\u3082\u306e\u3092\u5b9f\u88c5\u3057\u307e\u3057\u305f\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter\" alt=\"\" src=\"http:\/\/fpga.cool.coocan.jp\/electrart\/image201403\/bga.jpg\" width=\"480\" height=\"328\" \/><\/p>\n<p>UDA2\u9332\u97f3\u518d\u751f\u57fa\u677f\u306b\u8f09\u305b\u305fFPGA\u3088\u308a\u3082\u5bb9\u91cf\u306e\u5927\u304d\u306aFPGA\u306f\u30d1\u30c3\u30b1\u30fc\u30b8\u304cQFP\u3067\u306f\u306a\u304f\u3001\u6ce3\u304f\u6ce3\u304fBGA\u7528\u306b\u57fa\u677f\u3092\u308a\u30d5\u30a1\u30a4\u30f3\u3059\u308b\u30cf\u30e1\u306b\u306a\u308a\u307e\u3057\u305f\u3002\u307e\u3042\u3001\u305d\u306e\u8fba\u306f\u81ea\u5bb6\u7528\u3068\u3044\u3046\u3053\u3068\u3067\u30b3\u30b9\u30c8\u306f\u5ea6\u5916\u8996\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u3055\u3066\u3001\u3084\u306f\u308a1\u5e74\u3068\u5c11\u3057\u524d\u306b\u3001\u30d0\u30eb\u30af\u8ee2\u9001\u30674ch\u306eDSD\u30d5\u30a1\u30a4\u30eb\u3092\u518d\u751f\u3057\u30662ch\u306b\u30df\u30c3\u30af\u30b9\u3059\u308b\u3068\u3044\u3046\u5b9f\u9a13\u3092\u884c\u3044\u307e\u3057\u305f\u3002\u305d\u3061\u3089\u306e\u985b\u672b\uff1f\u3082\u5f53\u30d6\u30ed\u30b0\u3067\u8a18\u4e8b\u5316\u3057\u305f\u8a18\u61b6\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u3053\u308c\u3092\u5c11\u3057\u9032\u5316\u3055\u305b\u3001\u3053\u306eUSB I\/O BOX\u3067\u306f\u30df\u30ad\u30b5\u30fc\u5c02\u7528\u306eFPGA\u57fa\u677f\u3092\u66f4\u306b1\u679a\u7a4d\u3093\u3067\u30014\u3064\u306e\u30b9\u30c6\u30ec\u30aa\u30fb\u30da\u30a2\u30922ch\u306b\u30df\u30c3\u30af\u30b9\u3059\u308b\u305f\u3081\u306e\u30d4\u30e5\u30a2DSD\u30df\u30ad\u30b5\u30fc\u3092\u642d\u8f09\u3057\u307e\u3059\u3002\u57fa\u677f\u306f\u305d\u308c\u3053\u305dFPGA\u3060\u3051\u304c\u7a4d\u3093\u3067\u3042\u308c\u3070\u3088\u3044\u306e\u3067\u3001\u30d2\u30e5\u30fc\u30de\u30f3\u30c7\u30fc\u30bf\u3055\u3093\u306eFPGA\u57fa\u677f\u3092\u4f7f\u308f\u305b\u3066\u3044\u305f\u3060\u304d\u307e\u3059\u3002<\/p>\n<p>ASIO\u306e\u30b3\u30f3\u30c8\u30fc\u30eb\u30d1\u30cd\u30eb\u304b\u30898ch\u30dc\u30ea\u30e5\u30fc\u30e0\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u3092\u547c\u3073\u51fa\u3057\u3066\u7c21\u5358\u306a\u30df\u30c3\u30af\u30b9\u3092\u884c\u3046\u308f\u3051\u3067\u3059\u304c\u3001\u5c0f\u7de8\u6210\u30af\u30e9\u30b7\u30c3\u30af\u306a\u3069\u306e\u30a2\u30b3\u30fc\u30b9\u30c6\u30a3\u30c3\u30af\u306a\u9332\u97f3\u3067\u306f\u3053\u308c\u3067\u8db3\u308a\u3066\u3057\u307e\u3046\u3053\u3068\u3082\u591a\u3044\u306e\u3067\u306f\u306a\u3044\u304b\u3068\u60f3\u50cf\u3057\u307e\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter\" alt=\"\" src=\"http:\/\/fpga.cool.coocan.jp\/electrart\/image201403\/mixer.jpg\" width=\"395\" height=\"300\" \/><\/p>\n<p>\u3053\u3053\u307e\u3067\u3084\u3063\u3066\u304a\u3051\u3070\u73fe\u6642\u70b9\u3067\u3068\u308a\u3042\u3048\u305a\u81ea\u5df1\u6e80\u8db3\u3092\u5473\u308f\u3046\u3053\u3068\u304c\u51fa\u6765\u305d\u3046\u3067\u3059\u3002\u305d\u308c\u306b\u3057\u3066\u3082\u3001\u3053\u306e8ch\u30ec\u30d9\u30eb\u30e1\u30fc\u30bf\u57fa\u677f\u306e\u300c\u88fd\u9020\u300d\u306b\u306f\u6b7b\u306c\u601d\u3044\u3092\u3057\u307e\u3057\u305f(\u7b11\u30008&#215;8\u306e\u96fb\u6d41\u5236\u9650\u62b5\u6297\u306b8\u500b\u306eTSSOP\u30b7\u30ea\u30fb\u30d1\u30e9\u5909\u63dbIC\u3001\u305d\u3057\u30668&#215;8\u500b\u306eLED\u306e\u690d\u6797\u3001\u3055\u3089\u306b\u306f\u4e21\u9762\u57fa\u677f1\u679a\u3067\u306f\u30d1\u30bf\u30fc\u30f3\u5316\u3067\u304d\u306a\u304b\u3063\u305f\u306e\u3067\u3001\u57fa\u677f2\u968e\u5efa\u3066\u306b\u306a\u3063\u3066\u304a\u308a\u30012\u679a\u30929\u30d4\u30f3\u30d8\u30c3\u30c0x8\u500b\u3067\u9023\u7d50\u3057\u3066\u3044\u305f\u308a\u3068\u3001\u534a\u7530\u4ed8\u3051\u306e\u52b4\u529b\u304c\u4e26\u5927\u62b5\u3067\u306f\u306a\u304f\u3001\u6563\u3005\u3067\u3057\u305f (;;^^\u00a0 \u5916\u6ce8\u3078\u51fa\u3057\u3066\u3082\u3059\u3054\u3044\u898b\u7a4d\u3082\u308a\u304c\u6765\u305d\u3046\u3067\u3059\u3002<\/p>\n<p>\u3064\u3044\u3067\u306b\u3061\u306a\u307f\u306b\u3067\u3059\u304c\u3001\u30cb\u30fc\u30ba\u304c\u3042\u308b\u304b\u3069\u3046\u304b\u308f\u304b\u308a\u307e\u305b\u3093\u304c\u3001\u30b9\u30c6\u30ec\u30aa\u3001\u304a\u3088\u3073\u30de\u30eb\u30c1\u30c1\u30e3\u30cd\u30ebDSD\/PCM\u306e\u518d\u751f\u3060\u3051\u3067\u3057\u305f\u3089(\u30ec\u30d9\u30eb\u30e1\u30fc\u30bf\u30fc\u3082\u306a\u3057)\u3001UDA2\u9332\u97f3\u518d\u751f\u57fa\u677f\u3068\u540c\u7b49\u306e\u57fa\u677f\u898f\u6a21(\u642d\u8f09FPGA)\u3067\u4f5c\u308a\u3053\u3080\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>USB\u3092\u4f7f\u3063\u3066PC\u304b\u3089DSD\u3092\u542b\u3080\u30cf\u30a4\u30ec\u30be\u97f3\u6e90\u3092\u518d\u751f\u3057\u3088\u3046\u3001\u305d\u3057\u3066PC\u3078\u9332\u97f3\u3057\u3088\u3046\u3001\u3068\u601d\u3044\u7acb\u3063\u3066\u8a66\u884c\u932f\u8aa4\u3092\u59cb\u3081\u3066\u304b\u3089\u304a\u305d\u3089\u304f5\u5e74\u4ee5\u4e0a\u306f\u7d4c\u3063\u3066\u3044\u308b\u3088\u3046\u306a\u6c17\u304c\u3057\u307e\u3059\u3002 \u6700\u521d\u306f\u72ec\u81ea\u30a2\u30d7\u30ea\u3067\u30d0\u30eb\u30af\u8ee2\u9001\u3001\u305d\u3057\u3066\u6a19\u6e96\u30af\u30e9\u30b9\u3084ASIO &hellip; <a href=\"http:\/\/fpga.cool.coocan.jp\/wordpress\/?p=691\" class=\"more-link\"><span class=\"screen-reader-text\">&#8220;USB I\/O&#8221; 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