{"version":"1.0","type":"rich","height":"190","width":"100%","categories":["mbed"],"description":"UsbErr UsbDevice::hub_init() { UsbErr rc; uint8_t buf[9]; rc = controlReceive( USB_DEVICE_TO_HOST | USB_REQUEST_TYPE_CLASS | USB_RECIPIENT_DEVICE, // 0xa0 GET_DESCRIPTOR, (USB_DESCRIPTOR_TYPE_HUB << 8), 0, buf, sizeof(buf)); DBG_ASSERT(rc == USBERR_OK); DBG_ASSERT(buf[0] == 9); DBG_ASSERT(buf[1] == \u2026","author_url":"https://blog.hatena.ne.jp/va009039/","blog_url":"https://va009039.hatenadiary.org/","author_name":"va009039","title":"UsbDevice2.cpp","url":"https://va009039.hatenadiary.org/entry/20120516/p1","image_url":null,"blog_title":"va009039\u306e\u65e5\u8a18","published":"2012-05-16 00:00:00","provider_url":"https://hatena.blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fva009039.hatenadiary.org%2Fentry%2F20120516%2Fp1\" title=\"UsbDevice2.cpp - va009039\u306e\u65e5\u8a18\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","provider_name":"Hatena Blog"}