{"image_url":null,"blog_url":"https://www.shigemk2.com/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fwww.shigemk2.com%2Fentry%2F20130114%2F1358120427\" title=\"USB\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u3068USB\u306e\u30ab\u30fc\u30cd\u30eb\u30e2\u30b8\u30e5\u30fc\u30eb - by shigemk2\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","url":"https://www.shigemk2.com/entry/20130114/1358120427","height":"190","author_url":"https://blog.hatena.ne.jp/shigemk2/","type":"rich","blog_title":"by shigemk2","provider_name":"Hatena Blog","author_name":"shigemk2","description":"USB\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9(USB\u306e\u901a\u4fe1\u5236\u5fa1\u3092\u62c5\u3046) UHCI(A) USB 1.x\u306b\u5bfe\u5fdc\u3057\u305fUSB\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u306e\u65b9\u5f0f\u3002\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30a4\u30b9\u304c\u30b7\u30f3\u30d7\u30eb\u306a\u306e\u3067\u30b3\u30b9\u30c8\u3092\u6291\u3048\u308b\u3053\u3068\u304c\u51fa\u6765\u308b\u304cCPU\u306b\u5927\u304d\u306a\u8ca0\u62c5\u304c\u304b\u304b\u308b OHCI(C) USB.1.x\u306b\u5bfe\u5fdc\u3057\u305fUSB\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u306e\u65b9\u5f0f\u3002UHCI\u3068\u6bd4\u3079\u3066CPU\u306b\u305d\u308c\u307b\u3069\u8ca0\u8377\u306f\u304b\u304b\u3089\u3093\u3002 EHCI(E) USB2.x\u306b\u5bfe\u5fdc\u3057\u305fUSB\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u306e\u65b9\u5f0f\u3002 USB\u306e\u30ab\u30fc\u30cd\u30eb\u30e2\u30b8\u30e5\u30fc\u30eb \u30ab\u30fc\u30cd\u30eb2.4\u7cfb UHCI\u65b9\u5f0f\u306e\u30c9\u30e9\u30a4\u30d0\u3067\u3042\u308busb-uhci OHCI\u65b9\u5f0f\u306e\u30c9\u30e9\u30a4\u30d0\u3067\u3042\u308busb-ohci EHCI\u65b9\u5f0f\u306e\u30c9\u30e9\u30a4\u30d0\u3067\u3042\u308behci-hcd\u306a\u3069\u304c\u5b58\u5728\u3059\u308b\u3002\u30ab\u30fc\u30cd\u30eb2.6\u7cfb u\u2026","published":"2013-01-14 08:40:27","version":"1.0","provider_url":"https://hatena.blog","categories":["\u8aad\u66f8\u30ce\u30fc\u30c8"],"title":"USB\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u3068USB\u306e\u30ab\u30fc\u30cd\u30eb\u30e2\u30b8\u30e5\u30fc\u30eb","width":"100%"}