... is skipped for any reason, thetransfers will never catch up. If the device instead collects a series of readingsand transfers them using less frequent, but larger transfers, the timing of theChapter ... to learn of anynewly attached or removed devices.On learning of a new device, the host sends a series of requests to thedevice’s hub, causing the hub to establish a communications path betweenthe ... supports high speed sends a Chirp K. Ahigh-speed-capable hub detects the chirp and responds with a series of alter-nating Chirp Ks and Chirp Js. On detecting the pattern KJKJKJ, the deviceremoves...