{"id":328,"date":"2012-01-23T20:37:36","date_gmt":"2012-01-23T11:37:36","guid":{"rendered":"http:\/\/fpga.cool.coocan.jp\/wordpress\/?p=328"},"modified":"2012-01-23T20:37:36","modified_gmt":"2012-01-23T11:37:36","slug":"uda%e5%9f%ba%e6%9d%bf%e3%80%81%e3%82%b9%e3%83%ac%e3%83%bc%e3%83%96%e5%90%8c%e6%9c%9f%e3%83%af%e3%83%bc%e3%83%89%e3%82%af%e3%83%ad%e3%83%83%e3%82%af","status":"publish","type":"post","link":"http:\/\/fpga.cool.coocan.jp\/wordpress\/?p=328","title":{"rendered":"UDA\u57fa\u677f\u3001\u30b9\u30ec\u30fc\u30d6\u540c\u671f(\u30ef\u30fc\u30c9\u30af\u30ed\u30c3\u30af)"},"content":{"rendered":"<p>\u73fe\u5728\u65b0\u3057\u3044\u30ea\u30d3\u30b8\u30e7\u30f3\u306eUDA\u57fa\u677f\u3092\u4f7f\u3063\u3066\u691c\u8a0e\u3092\u9032\u3081\u3066\u3044\u308b\u30b9\u30ec\u30fc\u30d6\u540c\u671f\u9332\u97f3\u65b9\u5f0f\u3067\u3059\u304c(\u306a\u304b\u306a\u304b\u691c\u8a0e\u6642\u9593\u304c\u53d6\u308c\u305a\u306b\u30fb\u30fb\u30fb)\u3001<\/p>\n<ul>\n<li>DSD 64fs\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 DSDRAW \/ SDIF-3 (\u81ea\u52d5\u5207\u308a\u66ff\u3048)<\/li>\n<li>DSD 128fs\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 DSDRAW (128fs\u3067SDIF-3\u306f\u4eca\u306eHW\u69cb\u6210\u3067\u306f\u6b8b\u5ff5\u306a\u304c\u3089\u7d76\u5bfe\u7121\u7406)<\/li>\n<\/ul>\n<p>\u3067\u52d5\u4f5c\u78ba\u8a8d\u4e2d\u3067\u3059\u3002SPDIF\u304b\u3089\u306eDSD-&gt;PCM\u5909\u63db\u51fa\u529b\u3068\u3001\u30ec\u30d9\u30eb\u30e1\u30fc\u30bf\u99c6\u52d5\u3082\u884c\u3044\u307e\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" style=\"vertical-align: text-bottom;\" src=\"http:\/\/fpga.cool.coocan.jp\/electrart\/image201201\/slave.jpg\" alt=\"\" width=\"480\" height=\"320\" \/><\/p>\n<p>\u9332\u97f3\u306fDSD\u65b9\u5f0f\u306e\u307f\u3067\u3001\u5165\u529b\u306f\u30ef\u30fc\u30c9\u30af\u30ed\u30c3\u30af\u3068DSDL\/DSDR\u3067\u3059\u3002DSD 64fs\u9332\u97f3\u306e\u969b\u306f\u3001SDIF-3\u304c\u6765\u3066\u3082DSDRAW\u304c\u6765\u3066\u3082\u4e21\u53d7\u3051\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u308b\u3053\u3068\u3092\u307e\u305a\u78ba\u8a8d\u3057\u305f\u3044\u3068\u601d\u3044\u307e\u3059(\u305d\u3046\u3044\u3046\u98a8\u306b\u8a2d\u8a08\u3057\u305f\u3064\u3082\u308a\u30fb\u30fb\u30fb)\u3002<\/p>\n<p>\u3061\u306a\u307f\u306b\u3001\u30c7\u30eb\u30bf\u30b7\u30b0\u30de\u65b9\u5f0f\u306eADC\u3067\u306e\u9332\u97f3\u3067\u3042\u308c\u3070\u3001PCM\u3092\u5410\u304d\u51fa\u3057\u3066\u30d5\u30a1\u30a4\u30eb\u5316\u3059\u308b\u5834\u5408\u3067\u3082\u3001PCM4202\u306e\u4e2d\u9593\u751f\u6210\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u306f\u30c7\u30eb\u30bf\u30b7\u30b0\u30de\u306b\u3088\u308b\u4fe1\u53f7\u3067\u3059\u304b\u3089\u3001DSD\u3067\u30d5\u30a1\u30a4\u30eb\u5316\u3057\u3066\u304a\u3044\u3066\u5f8c\u3005AudioGate\u306a\u3069\u3067PCM\u306b\u5909\u63db\u3059\u308c\u3070\u826f\u3044\u3068\u8003\u3048\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u5de6\u5074\u306ePCM4202 ADC\u306f\u30013\u672c\u306eBNC\u304b\u3089DSD 128fs (DSDRAW\u306b\u3088\u308bL\/R\u4fe1\u53f7\u3068\u30ef\u30fc\u30c9\u30af\u30ed\u30c3\u30af)\u3092\u51fa\u529b\u3057\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u6a5f\u80fd\u306f\u3001\u65b0\u3057\u3044\u30ea\u30d3\u30b8\u30e7\u30f3\u306e\u57fa\u677f\u306e\u672a\u5b9f\u88c5\u30d1\u30bf\u30fc\u30f3\u306b\u8ffd\u52a0\u90e8\u54c1\u3092\u5b9f\u88c5\u3057\u3001FPGA\u3092\u66f4\u65b0\u3059\u308b\u3053\u3068\u3067\u5bfe\u5fdc\u3067\u304d\u308b\u4e88\u5b9a\u3067\u3059\u3002\u5225\u9014BNC\u306775\u03a9\u7d42\u7aef\u3067\u53d7\u3051\u305f3\u672c\u306e\u4fe1\u53f7\u3092\u30013.3V\u632f\u5e45\u306eCMOS\u30ec\u30d9\u30eb\u306b\u5909\u63db\u3059\u308b\u56de\u8def\u304c\u5fc5\u8981\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u30ef\u30fc\u30c9\u30af\u30ed\u30c3\u30af\u53d7\u3051\u304c\u3067\u304d\u308c\u3070\u3001\u6ce8\u5165\u3055\u308c\u305f\u30af\u30ed\u30c3\u30af\u3067\u518d\u751f\u52d5\u4f5c\u3092\u3059\u308b\u3053\u3068\u3082\u3084\u308c\u3070\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u30a2\u30a4\u30bd\u30af\u30ed\u30ca\u30b9\u3001\u7279\u306bAsync\u65b9\u5f0f\u3067\u3053\u308c\u3092\u3059\u308b\u5834\u5408\u3001\u518d\u751f\u3059\u308b\u30d5\u30a1\u30a4\u30eb\u306e\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\u5468\u6ce2\u6570\u306b\u5bfe\u5fdc\u3059\u308b\u6b63\u3057\u3044\u5468\u6ce2\u6570\u306e\u30ef\u30fc\u30c9\u30af\u30ed\u30c3\u30af\u3092\u5165\u308c\u306a\u3044\u3068\u60b2\u5287\u304c\u8d77\u3053\u308b\u306f\u305a\u3067\u3059\u203b1\u3002\u3057\u305f\u304c\u3063\u3066\u3053\u308c\u306f\u6050\u308d\u3057\u3044\u306e\u3067\u3001\u3084\u308b\u3068\u3057\u3066\u3082\u30d0\u30eb\u30af\u8ee2\u9001\u306e\u307f\u3067\u5bfe\u5fdc\u3059\u308b\u3053\u3068\u306b\u306a\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n<p>\u203b1 \u30d6\u30eb\u30fc\u30b9\u30af\u30ea\u30fc\u30f3\u21d2\u30af\u30e9\u30c3\u30b7\u30e5<\/p>\n<p>\u30d0\u30eb\u30af\u8ee2\u9001\u306a\u3089\u3070\u3001\u5468\u6ce2\u6570\u3092\u9593\u9055\u3048\u3066\u30ef\u30fc\u30c9\u30af\u30ed\u30c3\u30af\u3092\u5165\u308c\u3066\u3082\u518d\u751f\u901f\u5ea6\u304c\u500d\u306b\u306a\u3063\u305f\u308a\u3001\u534a\u5206\u306b\u306a\u3063\u305f\u308a\u3059\u308b\u3060\u3051\u3067\u6e08\u3080\u306e\u3067\u306f\u306a\u3044\u304b\u3068\u30fb\u30fb\u30fb\u30fb<\/p>\n<p>\u00a0<\/p>\n<p>\u00a0<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u73fe\u5728\u65b0\u3057\u3044\u30ea\u30d3\u30b8\u30e7\u30f3\u306eUDA\u57fa\u677f\u3092\u4f7f\u3063\u3066\u691c\u8a0e\u3092\u9032\u3081\u3066\u3044\u308b\u30b9\u30ec\u30fc\u30d6\u540c\u671f\u9332\u97f3\u65b9\u5f0f\u3067\u3059\u304c(\u306a\u304b\u306a\u304b\u691c\u8a0e\u6642\u9593\u304c\u53d6\u308c\u305a\u306b\u30fb\u30fb\u30fb)\u3001 DSD 64fs\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 DSDRAW \/ SDIF-3 (\u81ea\u52d5\u5207\u308a\u66ff\u3048) DSD 128 &hellip; <a href=\"http:\/\/fpga.cool.coocan.jp\/wordpress\/?p=328\" class=\"more-link\"><span class=\"screen-reader-text\">&#8220;UDA\u57fa\u677f\u3001\u30b9\u30ec\u30fc\u30d6\u540c\u671f(\u30ef\u30fc\u30c9\u30af\u30ed\u30c3\u30af)&#8221; \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":[4,11],"tags":[],"class_list":["post-328","post","type-post","status-publish","format-standard","hentry","category-usb_audio","category-hardware-debug"],"_links":{"self":[{"href":"http:\/\/fpga.cool.coocan.jp\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/328","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=328"}],"version-history":[{"count":0,"href":"http:\/\/fpga.cool.coocan.jp\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/328\/revisions"}],"wp:attachment":[{"href":"http:\/\/fpga.cool.coocan.jp\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=328"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/fpga.cool.coocan.jp\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=328"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/fpga.cool.coocan.jp\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=328"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}